WIP: Wayland: Add a tablet skeleton

This doesn’t let the user get any event or anything yet, but it will be required for that purpose later.
Add credit
2026-09-20 16:30:45 +00:00 · 2020-10-08 22:27:21 +02:00 · 2020-10-05 23:25:32 +02:00 · 2020-10-05 23:24:12 +02:00 · 2020-10-05 23:24:12 +02:00 · 2020-10-05 23:24:12 +02:00
85 changed files with 6895 additions and 3295 deletions
@@ -7,11 +7,6 @@ branches:
        - master
        - 3.3-stable
 skip_tags: true
-skip_commits:
-    files:
-        - README.md
-        - LICENSE.md
-        - docs/*
 environment:
    matrix:
        - GENERATOR: MinGW Makefiles
@@ -8,16 +8,20 @@ _ReSharper*
 *.dir
 *.vcxproj*
 *.sln
-.vs/
+.vs
+CMakeSettings.json
 Win32
 x64
 Debug
 Release
 MinSizeRel
 RelWithDebInfo
-*.xcodeproj
 *.opensdf

+# Xcode clutter
+GLFW.build
+GLFW.xcodeproj
+
 # macOS clutter
 .DS_Store

@@ -48,10 +52,6 @@ src/glfw_config.h
 src/glfw3.pc
 src/glfw3Config.cmake
 src/glfw3ConfigVersion.cmake
-src/wayland-pointer-constraints-unstable-v1-client-protocol.h
-src/wayland-pointer-constraints-unstable-v1-protocol.c
-src/wayland-relative-pointer-unstable-v1-client-protocol.h
-src/wayland-relative-pointer-unstable-v1-protocol.c

 # Compiled binaries
 src/libglfw.so
@@ -96,5 +96,6 @@ tests/threads
 tests/timeout
 tests/title
 tests/triangle-vulkan
+tests/window
 tests/windows

@@ -9,7 +9,6 @@ matrix:
    include:
        - os: linux
          dist: xenial
-          sudo: false
          name: "X11 shared library"
          addons:
              apt:
@@ -18,12 +17,12 @@ matrix:
                      - libxinerama-dev
                      - libxcursor-dev
                      - libxi-dev
+                      - libxext-dev
          env:
              - BUILD_SHARED_LIBS=ON
              - CFLAGS=-Werror
        - os: linux
          dist: xenial
-          sudo: false
          name: "X11 static library"
          addons:
              apt:
@@ -32,19 +31,17 @@ matrix:
                      - libxinerama-dev
                      - libxcursor-dev
                      - libxi-dev
+                      - libxext-dev
          env:
              - BUILD_SHARED_LIBS=OFF
              - CFLAGS=-Werror
        - os: linux
-          dist: xenial
-          sudo: required
+          dist: focal
          name: "Wayland shared library"
          addons:
              apt:
-                  sources:
-                      - ppa:kubuntu-ppa/backports
                  packages:
-                      - extra-cmake-modules
+                      - wayland-protocols
                      - libwayland-dev
                      - libxkbcommon-dev
                      - libegl1-mesa-dev
@@ -53,15 +50,12 @@ matrix:
              - BUILD_SHARED_LIBS=ON
              - CFLAGS=-Werror
        - os: linux
-          dist: xenial
-          sudo: required
+          dist: focal
          name: "Wayland static library"
          addons:
              apt:
-                  sources:
-                      - ppa:kubuntu-ppa/backports
                  packages:
-                      - extra-cmake-modules
+                      - wayland-protocols
                      - libwayland-dev
                      - libxkbcommon-dev
                      - libegl1-mesa-dev
@@ -69,18 +63,40 @@ matrix:
              - USE_WAYLAND=ON
              - BUILD_SHARED_LIBS=OFF
              - CFLAGS=-Werror
+        - os: linux
+          dist: bionic
+          name: "Null shared library"
+          addons:
+              apt:
+                  packages:
+                      - libosmesa6-dev
+          env:
+              - BUILD_SHARED_LIBS=ON
+              - USE_OSMESA=ON
+              - CFLAGS=-Werror
+        - os: linux
+          dist: bionic
+          name: "Null static library"
+          addons:
+              apt:
+                  packages:
+                      - libosmesa6-dev
+          env:
+              - BUILD_SHARED_LIBS=OFF
+              - USE_OSMESA=ON
+              - CFLAGS=-Werror
        - os: osx
-          sudo: false
          name: "Cocoa shared library"
          env:
              - BUILD_SHARED_LIBS=ON
              - CFLAGS=-Werror
+              - MACOSX_DEPLOYMENT_TARGET=10.8
        - os: osx
-          sudo: false
          name: "Cocoa static library"
          env:
              - BUILD_SHARED_LIBS=OFF
              - CFLAGS=-Werror
+              - MACOSX_DEPLOYMENT_TARGET=10.8
 script:
    - if grep -Inr '\s$' src include docs tests examples CMake *.md .gitattributes .gitignore; then
          echo Trailing whitespace found, aborting;
@@ -88,13 +104,7 @@ script:
      fi
    - mkdir build
    - cd build
-    - if test -n "${USE_WAYLAND}"; then
-          git clone git://anongit.freedesktop.org/wayland/wayland-protocols;
-          pushd wayland-protocols;
-          git checkout 1.15 && ./autogen.sh --prefix=/usr && make && sudo make install;
-          popd;
-      fi
-    - cmake -DCMAKE_VERBOSE_MAKEFILE=ON -DBUILD_SHARED_LIBS=${BUILD_SHARED_LIBS} -DGLFW_USE_WAYLAND=${USE_WAYLAND} ..
+    - cmake -DCMAKE_VERBOSE_MAKEFILE=ON -DBUILD_SHARED_LIBS=${BUILD_SHARED_LIBS} -DGLFW_USE_WAYLAND=${USE_WAYLAND} -DGLFW_USE_OSMESA=${USE_OSMESA} ..
    - cmake --build .
 notifications:
    email:
@@ -0,0 +1,3 @@
+include(CMakeFindDependencyMacro)
+find_dependency(Threads)
+include("${CMAKE_CURRENT_LIST_DIR}/glfw3Targets.cmake")
@@ -1,26 +0,0 @@
-find_package(PkgConfig)
-
-pkg_check_modules(WaylandProtocols QUIET wayland-protocols>=${WaylandProtocols_FIND_VERSION})
-
-execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=pkgdatadir wayland-protocols
-                OUTPUT_VARIABLE WaylandProtocols_PKGDATADIR
-                RESULT_VARIABLE _pkgconfig_failed)
-if (_pkgconfig_failed)
-    message(FATAL_ERROR "Missing wayland-protocols pkgdatadir")
-endif()
-
-string(REGEX REPLACE "[\r\n]" "" WaylandProtocols_PKGDATADIR "${WaylandProtocols_PKGDATADIR}")
-
-find_package_handle_standard_args(WaylandProtocols
-    FOUND_VAR
-        WaylandProtocols_FOUND
-    REQUIRED_VARS
-        WaylandProtocols_PKGDATADIR
-    VERSION_VAR
-        WaylandProtocols_VERSION
-    HANDLE_COMPONENTS
-)
-
-set(WAYLAND_PROTOCOLS_FOUND ${WaylandProtocols_FOUND})
-set(WAYLAND_PROTOCOLS_PKGDATADIR ${WaylandProtocols_PKGDATADIR})
-set(WAYLAND_PROTOCOLS_VERSION ${WaylandProtocols_VERSION})
@@ -1,34 +0,0 @@
-# - Try to find XKBCommon
-# Once done, this will define
-#
-#   XKBCOMMON_FOUND - System has XKBCommon
-#   XKBCOMMON_INCLUDE_DIRS - The XKBCommon include directories
-#   XKBCOMMON_LIBRARIES - The libraries needed to use XKBCommon
-#   XKBCOMMON_DEFINITIONS - Compiler switches required for using XKBCommon
-
-find_package(PkgConfig)
-pkg_check_modules(PC_XKBCOMMON QUIET xkbcommon)
-set(XKBCOMMON_DEFINITIONS ${PC_XKBCOMMON_CFLAGS_OTHER})
-
-find_path(XKBCOMMON_INCLUDE_DIR
-    NAMES xkbcommon/xkbcommon.h
-    HINTS ${PC_XKBCOMMON_INCLUDE_DIR} ${PC_XKBCOMMON_INCLUDE_DIRS}
-)
-
-find_library(XKBCOMMON_LIBRARY
-    NAMES xkbcommon
-    HINTS ${PC_XKBCOMMON_LIBRARY} ${PC_XKBCOMMON_LIBRARY_DIRS}
-)
-
-set(XKBCOMMON_LIBRARIES ${XKBCOMMON_LIBRARY})
-set(XKBCOMMON_LIBRARY_DIRS ${XKBCOMMON_LIBRARY_DIRS})
-set(XKBCOMMON_INCLUDE_DIRS ${XKBCOMMON_INCLUDE_DIR})
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(XKBCommon DEFAULT_MSG
-    XKBCOMMON_LIBRARY
-    XKBCOMMON_INCLUDE_DIR
-)
-
-mark_as_advanced(XKBCOMMON_LIBRARY XKBCOMMON_INCLUDE_DIR)
-
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.1...3.17 FATAL_ERROR)

 project(GLFW VERSION 3.4.0 LANGUAGES C)

@@ -8,6 +8,10 @@ if (POLICY CMP0054)
    cmake_policy(SET CMP0054 NEW)
 endif()

+if (POLICY CMP0069)
+    cmake_policy(SET CMP0069 NEW)
+endif()
+
 if (POLICY CMP0077)
    cmake_policy(SET CMP0077 NEW)
 endif()
@@ -37,10 +41,6 @@ cmake_dependent_option(GLFW_USE_WAYLAND "Use Wayland for window creation" OFF
 cmake_dependent_option(USE_MSVC_RUNTIME_LIBRARY_DLL "Use MSVC runtime library DLL" ON
                       "MSVC" OFF)

-if (BUILD_SHARED_LIBS)
-    set(_GLFW_BUILD_DLL 1)
-endif()
-
 if (BUILD_SHARED_LIBS AND UNIX)
    # On Unix-like systems, shared libraries can use the soname system.
    set(GLFW_LIB_NAME glfw)
@@ -70,17 +70,6 @@ endif()
 # Set compiler specific flags
 #--------------------------------------------------------------------
 if (MSVC)
-    if (MSVC90)
-        # Workaround for VS 2008 not shipping with the DirectX 9 SDK
-        include(CheckIncludeFile)
-        check_include_file(dinput.h DINPUT_H_FOUND)
-        if (NOT DINPUT_H_FOUND)
-            message(FATAL_ERROR "DirectX 9 SDK not found")
-        endif()
-        # Workaround for VS 2008 not shipping with stdint.h
-        list(APPEND glfw_INCLUDE_DIRS "${GLFW_SOURCE_DIR}/deps/vs2008")
-    endif()
-
    if (NOT USE_MSVC_RUNTIME_LIBRARY_DLL)
        foreach (flag CMAKE_C_FLAGS
                      CMAKE_C_FLAGS_DEBUG
@@ -99,41 +88,6 @@ if (MSVC)
    endif()
 endif()

-if (MINGW)
-    # Workaround for legacy MinGW not providing XInput and DirectInput
-    include(CheckIncludeFile)
-
-    check_include_file(dinput.h DINPUT_H_FOUND)
-    check_include_file(xinput.h XINPUT_H_FOUND)
-    if (NOT DINPUT_H_FOUND OR NOT XINPUT_H_FOUND)
-        list(APPEND glfw_INCLUDE_DIRS "${GLFW_SOURCE_DIR}/deps/mingw")
-    endif()
-
-    # Enable link-time exploit mitigation features enabled by default on MSVC
-    include(CheckCCompilerFlag)
-
-    # Compatibility with data execution prevention (DEP)
-    set(CMAKE_REQUIRED_FLAGS "-Wl,--nxcompat")
-    check_c_compiler_flag("" _GLFW_HAS_DEP)
-    if (_GLFW_HAS_DEP)
-        set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--nxcompat ${CMAKE_SHARED_LINKER_FLAGS}")
-    endif()
-
-    # Compatibility with address space layout randomization (ASLR)
-    set(CMAKE_REQUIRED_FLAGS "-Wl,--dynamicbase")
-    check_c_compiler_flag("" _GLFW_HAS_ASLR)
-    if (_GLFW_HAS_ASLR)
-        set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--dynamicbase ${CMAKE_SHARED_LINKER_FLAGS}")
-    endif()
-
-    # Compatibility with 64-bit address space layout randomization (ASLR)
-    set(CMAKE_REQUIRED_FLAGS "-Wl,--high-entropy-va")
-    check_c_compiler_flag("" _GLFW_HAS_64ASLR)
-    if (_GLFW_HAS_64ASLR)
-        set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--high-entropy-va ${CMAKE_SHARED_LINKER_FLAGS}")
-    endif()
-endif()
-
 #--------------------------------------------------------------------
 # Detect and select backend APIs
 #--------------------------------------------------------------------
@@ -199,62 +153,56 @@ if (_GLFW_X11)

    find_package(X11 REQUIRED)

-    list(APPEND glfw_PKG_DEPS "x11")
-
    # Set up library and include paths
    list(APPEND glfw_INCLUDE_DIRS "${X11_X11_INCLUDE_PATH}")
-    list(APPEND glfw_LIBRARIES "${X11_X11_LIB}" "${CMAKE_THREAD_LIBS_INIT}")

    # Check for XRandR (modern resolution switching and gamma control)
    if (NOT X11_Xrandr_INCLUDE_PATH)
-        message(FATAL_ERROR "The RandR headers were not found")
+        message(FATAL_ERROR "RandR headers not found; install libxrandr development package")
    endif()

    # Check for Xinerama (legacy multi-monitor support)
    if (NOT X11_Xinerama_INCLUDE_PATH)
-        message(FATAL_ERROR "The Xinerama headers were not found")
+        message(FATAL_ERROR "Xinerama headers not found; install libxinerama development package")
    endif()

    # Check for Xkb (X keyboard extension)
    if (NOT X11_Xkb_INCLUDE_PATH)
-        message(FATAL_ERROR "The X keyboard extension headers were not found")
+        message(FATAL_ERROR "XKB headers not found; install X11 development package")
    endif()

    # Check for Xcursor (cursor creation from RGBA images)
    if (NOT X11_Xcursor_INCLUDE_PATH)
-        message(FATAL_ERROR "The Xcursor headers were not found")
+        message(FATAL_ERROR "Xcursor headers not found; install libxcursor development package")
    endif()

    # Check for XInput (modern HID input)
    if (NOT X11_Xi_INCLUDE_PATH)
-        message(FATAL_ERROR "The XInput headers were not found")
+        message(FATAL_ERROR "XInput headers not found; install libxi development package")
    endif()

-    list(APPEND glfw_INCLUDE_DIRS "${X11_Xrandr_INCLUDE_PATH}"
-                                  "${X11_Xinerama_INCLUDE_PATH}"
-                                  "${X11_Xkb_INCLUDE_PATH}"
-                                  "${X11_Xcursor_INCLUDE_PATH}"
-                                  "${X11_Xi_INCLUDE_PATH}")
+    # Check for X Shape (custom window input shape)
+    if (NOT X11_Xshape_INCLUDE_PATH)
+        message(FATAL_ERROR "X Shape headers not found; install libxext development package")
+    endif()
 endif()

 #--------------------------------------------------------------------
 # Use Wayland for window creation
 #--------------------------------------------------------------------
 if (_GLFW_WAYLAND)
-    find_package(ECM REQUIRED NO_MODULE)
-    list(APPEND CMAKE_MODULE_PATH "${ECM_MODULE_PATH}")

-    find_package(Wayland REQUIRED Client Cursor Egl)
-    find_package(WaylandScanner REQUIRED)
-    find_package(WaylandProtocols 1.15 REQUIRED)
+    include(FindPkgConfig)
+    pkg_check_modules(Wayland REQUIRED
+        wayland-client>=0.2.7
+        wayland-cursor>=0.2.7
+        wayland-egl>=0.2.7
+        xkbcommon)

-    list(APPEND glfw_PKG_DEPS "wayland-egl")
+    list(APPEND glfw_PKG_DEPS "wayland-client")

    list(APPEND glfw_INCLUDE_DIRS "${Wayland_INCLUDE_DIRS}")
-    list(APPEND glfw_LIBRARIES "${Wayland_LIBRARIES}" "${CMAKE_THREAD_LIBS_INIT}")
-
-    find_package(XKBCommon REQUIRED)
-    list(APPEND glfw_INCLUDE_DIRS "${XKBCOMMON_INCLUDE_DIRS}")
+    list(APPEND glfw_LIBRARIES "${Wayland_LINK_LIBRARIES}")

    include(CheckIncludeFiles)
    include(CheckFunctionExists)
@@ -270,14 +218,6 @@ if (_GLFW_WAYLAND)
    endif()
 endif()

-#--------------------------------------------------------------------
-# Use OSMesa for offscreen context creation
-#--------------------------------------------------------------------
-if (_GLFW_OSMESA)
-    find_package(OSMesa REQUIRED)
-    list(APPEND glfw_LIBRARIES "${CMAKE_THREAD_LIBS_INIT}")
-endif()
-
 #--------------------------------------------------------------------
 # Use Cocoa for window creation and NSOpenGL for context creation
 #--------------------------------------------------------------------
@@ -286,11 +226,10 @@ if (_GLFW_COCOA)
    list(APPEND glfw_LIBRARIES
        "-framework Cocoa"
        "-framework IOKit"
-        "-framework CoreFoundation"
-        "-framework CoreVideo")
+        "-framework CoreFoundation")

    set(glfw_PKG_DEPS "")
-    set(glfw_PKG_LIBS "-framework Cocoa -framework IOKit -framework CoreFoundation -framework CoreVideo")
+    set(glfw_PKG_LIBS "-framework Cocoa -framework IOKit -framework CoreFoundation")
 endif()

 #--------------------------------------------------------------------
@@ -317,7 +256,7 @@ include(CMakePackageConfigHelpers)

 set(GLFW_CONFIG_PATH "${CMAKE_INSTALL_LIBDIR}/cmake/glfw3")

-configure_package_config_file(src/glfw3Config.cmake.in
+configure_package_config_file(CMake/glfw3Config.cmake.in
                              src/glfw3Config.cmake
                              INSTALL_DESTINATION "${GLFW_CONFIG_PATH}"
                              NO_CHECK_REQUIRED_COMPONENTS_MACRO)
@@ -326,9 +265,7 @@ write_basic_package_version_file(src/glfw3ConfigVersion.cmake
                                 VERSION ${GLFW_VERSION}
                                 COMPATIBILITY SameMajorVersion)

-configure_file(src/glfw_config.h.in src/glfw_config.h @ONLY)
-
-configure_file(src/glfw3.pc.in src/glfw3.pc @ONLY)
+configure_file(CMake/glfw3.pc.in src/glfw3.pc @ONLY)

 #--------------------------------------------------------------------
 # Add subdirectories
@@ -365,6 +302,11 @@ if (GLFW_INSTALL)
    install(FILES "${GLFW_BINARY_DIR}/src/glfw3.pc"
            DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")

+    if (DOXYGEN_FOUND AND GLFW_BUILD_DOCS)
+        install(DIRECTORY "${GLFW_BINARY_DIR}/docs/html"
+                DESTINATION "${CMAKE_INSTALL_DOCDIR}")
+    endif()
+
    # Only generate this target if no higher-level project already has
    if (NOT TARGET uninstall)
        configure_file(CMake/cmake_uninstall.cmake.in
@@ -11,7 +11,7 @@ application development.  It provides a simple, platform-independent API for
 creating windows, contexts and surfaces, reading input, handling events, etc.

 GLFW natively supports Windows, macOS and Linux and other Unix-like systems.  On
-Linux both X11 and Wayland is supported.
+Linux both X11 and Wayland are supported.

 GLFW is licensed under the [zlib/libpng
 license](http://www.glfw.org/license.html).
@@ -85,10 +85,8 @@ in the documentation for more information.

 ## Dependencies

-GLFW itself depends only on the headers and libraries for your window system.
-
-The (experimental) Wayland backend also depends on the `extra-cmake-modules`
-package, which is used to generated Wayland protocol headers.
+GLFW itself needs only CMake 3.1 or later and the headers and libraries for your
+OS and window system.

 The examples and test programs depend on a number of tiny libraries.  These are
 located in the `deps/` directory.
@@ -123,29 +121,100 @@ information on what to include when reporting a bug.
 - Added `GLFW_RESIZE_EW_CURSOR` alias for `GLFW_HRESIZE_CURSOR` (#427)
 - Added `GLFW_RESIZE_NS_CURSOR` alias for `GLFW_VRESIZE_CURSOR` (#427)
 - Added `GLFW_POINTING_HAND_CURSOR` alias for `GLFW_HAND_CURSOR` (#427)
+ - Added `GLFW_MOUSE_PASSTHROUGH` window hint for letting mouse input pass
+   through the window (#1236,#1568)
+ - Added `GLFW_FEATURE_UNAVAILABLE` error for platform limitations (#1692)
+ - Added `GLFW_FEATURE_UNIMPLEMENTED` error for incomplete backends (#1692)
+ - Added `GLFW_ANGLE_PLATFORM_TYPE` init hint and `GLFW_ANGLE_PLATFORM_TYPE_*`
+   values to select ANGLE backend (#1380)
+ - Made joystick subsystem initialize at first use (#1284,#1646)
+ - Updated the minimum required CMake version to 3.1
 - Disabled tests and examples by default when built as a CMake subdirectory
 - Bugfix: The CMake config-file package used an absolute path and was not
   relocatable (#1470)
 - Bugfix: Video modes with a duplicate screen area were discarded (#1555,#1556)
 - Bugfix: Compiling with -Wextra-semi caused warnings (#1440)
+ - Bugfix: Built-in mappings failed because some OEMs re-used VID/PID (#1583)
+ - Bugfix: Some extension loader headers did not prevent default OpenGL header
+   inclusion (#1695)
 - [Win32] Added the `GLFW_WIN32_KEYBOARD_MENU` window hint for enabling access
           to the window menu
+ - [Win32] Added a version info resource to the GLFW DLL
+ - [Win32] Disabled framebuffer transparency on Windows 7 when DWM windows are
+   opaque (#1512)
 - [Win32] Bugfix: `GLFW_INCLUDE_VULKAN` plus `VK_USE_PLATFORM_WIN32_KHR` caused
   symbol redefinition (#1524)
 - [Win32] Bugfix: The cursor position event was emitted before its cursor enter
   event (#1490)
 - [Win32] Bugfix: The window hint `GLFW_MAXIMIZED` did not move or resize the
   window (#1499)
+ - [Win32] Bugfix: Disabled cursor mode interfered with some non-client actions
+ - [Win32] Bugfix: Super key was not released after Win+V hotkey (#1622)
+ - [Win32] Bugfix: `glfwGetKeyName` could access out of bounds and return an
+   invalid pointer
+ - [Win32] Bugfix: Some synthetic key events were reported as `GLFW_KEY_UNKNOWN`
+   (#1623)
+ - [Win32] Bugfix: Non-BMP Unicode codepoint input was reported as UTF-16
+ - [Win32] Bugfix: Monitor functions could return invalid values after
+   configuration change (#1761)
+ - [Win32] Bugfix: Initialization would segfault on Windows 8 (not 8.1) (#1775)
+ - [Cocoa] Added support for `VK_EXT_metal_surface` (#1619)
+ - [Cocoa] Added locating the Vulkan loader at runtime in an application bundle
+ - [Cocoa] Moved main menu creation to GLFW initialization time (#1649)
+ - [Cocoa] Changed `EGLNativeWindowType` from `NSView` to `CALayer` (#1169)
+ - [Cocoa] Removed dependency on the CoreVideo framework
 - [Cocoa] Bugfix: `glfwSetWindowSize` used a bottom-left anchor point (#1553)
 - [Cocoa] Bugfix: Window remained on screen after destruction until event poll
   (#1412)
+ - [Cocoa] Bugfix: Event processing before window creation would assert (#1543)
+ - [Cocoa] Bugfix: Undecorated windows could not be iconified on recent macOS
+ - [Cocoa] Bugfix: Touching event queue from secondary thread before main thread
+   would abort (#1649)
+ - [Cocoa] Bugfix: Non-BMP Unicode codepoint input was reported as UTF-16
+   (#1635)
+ - [Cocoa] Bugfix: Failing to retrieve the refresh rate of built-in displays
+   could leak memory
 - [X11] Bugfix: The CMake files did not check for the XInput headers (#1480)
 - [X11] Bugfix: Key names were not updated when the keyboard layout changed
   (#1462,#1528)
 - [X11] Bugfix: Decorations could not be enabled after window creation (#1566)
 - [X11] Bugfix: Content scale fallback value could be inconsistent (#1578)
+ - [X11] Bugfix: `glfwMaximizeWindow` had no effect on hidden windows
+ - [X11] Bugfix: Clearing `GLFW_FLOATING` on a hidden window caused invalid read
+ - [X11] Bugfix: Changing `GLFW_FLOATING` on a hidden window could silently fail
+ - [X11] Bugfix: Disabled cursor mode was interrupted by indicator windows
+ - [X11] Bugfix: Monitor physical dimensions could be reported as zero mm
+ - [X11] Bugfix: Window position events were not emitted during resizing (#1613)
+ - [X11] Bugfix: `glfwFocusWindow` could terminate on older WMs or without a WM
+ - [X11] Bugfix: Querying a disconnected monitor could segfault (#1602)
+ - [X11] Bugfix: IME input of CJK was broken for "C" locale (#1587,#1636)
+ - [X11] Bugfix: Termination would segfault if the IM had been destroyed
+ - [X11] Bugfix: Any IM started after initialization would not be detected
+ - [X11] Bugfix: Xlib errors caused by other parts of the application could be
+   reported as GLFW errors
+ - [X11] Bugfix: A handle race condition could cause a `BadWindow` error (#1633)
+ - [X11] Bugfix: XKB path used keysyms instead of physical locations for
+   non-printable keys (#1598)
+ - [X11] Bugfix: Function keys were mapped to `GLFW_KEY_UNKNOWN` for some layout
+   combinaitons (#1598)
+ - [X11] Bugfix: Keys pressed simultaneously with others were not always
+   reported (#1112,#1415,#1472,#1616)
+ - [Wayland] Removed support for `wl_shell` (#1443)
 - [Wayland] Bugfix: The `GLFW_HAND_CURSOR` shape used the wrong image (#1432)
+ - [Wayland] Bugfix: `CLOCK_MONOTONIC` was not correctly enabled
+ - [Wayland] Bugfix: Repeated keys could be reported with `NULL` window (#1704)
+ - [Wayland] Bugfix: Retrieving partial framebuffer size would segfault
+ - [Wayland] Bugfix: Scrolling offsets were inverted compared to other platforms
+   (#1463)
+ - [POSIX] Bugfix: `CLOCK_MONOTONIC` was not correctly tested for or enabled
 - [NSGL] Removed enforcement of forward-compatible flag for core contexts
+ - [NSGL] Bugfix: `GLFW_COCOA_RETINA_FRAMEBUFFER` had no effect on newer
+   macOS versions (#1442)
+ - [NSGL] Bugfix: Workaround for swap interval on 10.14 broke on 10.12 (#1483)
+ - [EGL] Added platform selection via the `EGL_EXT_platform_base` extension
+   (#442)
+ - [EGL] Added ANGLE backend selection via `EGL_ANGLE_platform_angle` extension
+   (#1380)


 ## Contact
@@ -186,6 +255,7 @@ skills.
 - Rok Breulj
 - Kai Burjack
 - Martin Capitanio
+ - Nicolas Caramelli
 - David Carlier
 - Arturo Castro
 - Chi-kwan Chan
@@ -218,6 +288,7 @@ skills.
 - GeO4d
 - Marcus Geelnard
 - Charles Giessen
+ - Ryan C. Gordon
 - Stephen Gowen
 - Kovid Goyal
 - Eloi Marín Gratacós
@@ -238,6 +309,7 @@ skills.
 - Cem Karan
 - Osman Keskin
 - Josh Kilmer
+ - Byunghoon Kim
 - Cameron King
 - Peter Knut
 - Christoph Kubisch
@@ -245,6 +317,7 @@ skills.
 - Rokas Kupstys
 - Konstantin Käfer
 - Eric Larson
+ - Francis Lecavalier
 - Robin Leffmann
 - Glenn Lewis
 - Shane Liesegang
@@ -253,6 +326,7 @@ skills.
 - Eyal Lotem
 - Aaron Loucks
 - Luflosi
+ - lukect
 - Tristam MacDonald
 - Hans Mackowiak
 - Дмитри Малышев
@@ -280,6 +354,7 @@ skills.
 - ndogxj
 - Kristian Nielsen
 - Kamil Nowakowski
+ - onox
 - Denis Ovod
 - Ozzy
 - Andri Pálsson
@@ -287,6 +362,7 @@ skills.
 - Braden Pellett
 - Christopher Pelloux
 - Arturo J. Pérez
+ - Vladimir Perminov
 - Anthony Pesch
 - Orson Peters
 - Emmanuel Gil Peyrot
@@ -298,13 +374,16 @@ skills.
 - Alexandre Pretyman
 - Pablo Prietz
 - przemekmirek
+ - pthom
 - Guillaume Racicot
 - Philip Rideout
 - Eddie Ringle
 - Max Risuhin
 - Jorge Rodriguez
+ - Luca Rood
 - Ed Ropple
 - Aleksey Rybalkin
+ - Mikko Rytkönen
 - Riku Salminen
 - Brandon Schaefer
 - Sebastian Schuberth
@@ -312,6 +391,7 @@ skills.
 - Matt Sealey
 - Steve Sexton
 - Arkady Shapkin
+ - Ali Sherief
 - Yoshiki Shibukawa
 - Dmitri Shuralyov
 - Daniel Skorupski
@@ -328,6 +408,7 @@ skills.
 - Paul Sultana
 - Nathan Sweet
 - TTK-Bandit
+ - Jared Tiala
 - Sergey Tikhomirov
 - Arthur Tombs
 - Ioannis Tsakpinis
@@ -344,11 +425,14 @@ skills.
 - Torsten Walluhn
 - Patrick Walton
 - Xo Wang
+ - Waris
 - Jay Weisskopf
 - Frank Wille
+ - Tatsuya Yatagawa
 - Ryogo Yoshimura
 - Lukas Zanner
 - Andrey Zholos
+ - Aihui Zhu
 - Santi Zupancic
 - Jonas Ådahl
 - Lasse Öörni
@@ -3,31 +3,40 @@

 #include <math.h>

-#ifdef _MSC_VER
-#define inline __inline
+/* 2020-03-02 Camilla Löwy <elmindreda@elmindreda.org>
+ * - Added inclusion of string.h for memcpy
+ * - Replaced tan and acos with tanf and acosf
+ * - Replaced double constants with float equivalents
+ */
+#include <string.h>
+
+#ifdef LINMATH_NO_INLINE
+#define LINMATH_H_FUNC static
+#else
+#define LINMATH_H_FUNC static inline
 #endif

 #define LINMATH_H_DEFINE_VEC(n) \
 typedef float vec##n[n]; \
-static inline void vec##n##_add(vec##n r, vec##n const a, vec##n const b) \
+LINMATH_H_FUNC void vec##n##_add(vec##n r, vec##n const a, vec##n const b) \
 { \
 	int i; \
 	for(i=0; i<n; ++i) \
 		r[i] = a[i] + b[i]; \
 } \
-static inline void vec##n##_sub(vec##n r, vec##n const a, vec##n const b) \
+LINMATH_H_FUNC void vec##n##_sub(vec##n r, vec##n const a, vec##n const b) \
 { \
 	int i; \
 	for(i=0; i<n; ++i) \
 		r[i] = a[i] - b[i]; \
 } \
-static inline void vec##n##_scale(vec##n r, vec##n const v, float const s) \
+LINMATH_H_FUNC void vec##n##_scale(vec##n r, vec##n const v, float const s) \
 { \
 	int i; \
 	for(i=0; i<n; ++i) \
 		r[i] = v[i] * s; \
 } \
-static inline float vec##n##_mul_inner(vec##n const a, vec##n const b) \
+LINMATH_H_FUNC float vec##n##_mul_inner(vec##n const a, vec##n const b) \
 { \
 	float p = 0.; \
 	int i; \
@@ -35,28 +44,40 @@ static inline float vec##n##_mul_inner(vec##n const a, vec##n const b) \
 		p += b[i]*a[i]; \
 	return p; \
 } \
-static inline float vec##n##_len(vec##n const v) \
+LINMATH_H_FUNC float vec##n##_len(vec##n const v) \
 { \
-	return (float) sqrt(vec##n##_mul_inner(v,v)); \
+	return sqrtf(vec##n##_mul_inner(v,v)); \
 } \
-static inline void vec##n##_norm(vec##n r, vec##n const v) \
+LINMATH_H_FUNC void vec##n##_norm(vec##n r, vec##n const v) \
 { \
 	float k = 1.f / vec##n##_len(v); \
 	vec##n##_scale(r, v, k); \
+} \
+LINMATH_H_FUNC void vec##n##_min(vec##n r, vec##n const a, vec##n const b) \
+{ \
+	int i; \
+	for(i=0; i<n; ++i) \
+		r[i] = a[i]<b[i] ? a[i] : b[i]; \
+} \
+LINMATH_H_FUNC void vec##n##_max(vec##n r, vec##n const a, vec##n const b) \
+{ \
+	int i; \
+	for(i=0; i<n; ++i) \
+		r[i] = a[i]>b[i] ? a[i] : b[i]; \
 }

 LINMATH_H_DEFINE_VEC(2)
 LINMATH_H_DEFINE_VEC(3)
 LINMATH_H_DEFINE_VEC(4)

-static inline void vec3_mul_cross(vec3 r, vec3 const a, vec3 const b)
+LINMATH_H_FUNC void vec3_mul_cross(vec3 r, vec3 const a, vec3 const b)
 {
 	r[0] = a[1]*b[2] - a[2]*b[1];
 	r[1] = a[2]*b[0] - a[0]*b[2];
 	r[2] = a[0]*b[1] - a[1]*b[0];
 }

-static inline void vec3_reflect(vec3 r, vec3 const v, vec3 const n)
+LINMATH_H_FUNC void vec3_reflect(vec3 r, vec3 const v, vec3 const n)
 {
 	float p  = 2.f*vec3_mul_inner(v, n);
 	int i;
@@ -64,7 +85,7 @@ static inline void vec3_reflect(vec3 r, vec3 const v, vec3 const n)
 		r[i] = v[i] - p*n[i];
 }

-static inline void vec4_mul_cross(vec4 r, vec4 a, vec4 b)
+LINMATH_H_FUNC void vec4_mul_cross(vec4 r, vec4 a, vec4 b)
 {
 	r[0] = a[1]*b[2] - a[2]*b[1];
 	r[1] = a[2]*b[0] - a[0]*b[2];
@@ -72,7 +93,7 @@ static inline void vec4_mul_cross(vec4 r, vec4 a, vec4 b)
 	r[3] = 1.f;
 }

-static inline void vec4_reflect(vec4 r, vec4 v, vec4 n)
+LINMATH_H_FUNC void vec4_reflect(vec4 r, vec4 v, vec4 n)
 {
 	float p  = 2.f*vec4_mul_inner(v, n);
 	int i;
@@ -81,58 +102,58 @@ static inline void vec4_reflect(vec4 r, vec4 v, vec4 n)
 }

 typedef vec4 mat4x4[4];
-static inline void mat4x4_identity(mat4x4 M)
+LINMATH_H_FUNC void mat4x4_identity(mat4x4 M)
 {
 	int i, j;
 	for(i=0; i<4; ++i)
 		for(j=0; j<4; ++j)
 			M[i][j] = i==j ? 1.f : 0.f;
 }
-static inline void mat4x4_dup(mat4x4 M, mat4x4 N)
+LINMATH_H_FUNC void mat4x4_dup(mat4x4 M, mat4x4 N)
 {
 	int i, j;
 	for(i=0; i<4; ++i)
 		for(j=0; j<4; ++j)
 			M[i][j] = N[i][j];
 }
-static inline void mat4x4_row(vec4 r, mat4x4 M, int i)
+LINMATH_H_FUNC void mat4x4_row(vec4 r, mat4x4 M, int i)
 {
 	int k;
 	for(k=0; k<4; ++k)
 		r[k] = M[k][i];
 }
-static inline void mat4x4_col(vec4 r, mat4x4 M, int i)
+LINMATH_H_FUNC void mat4x4_col(vec4 r, mat4x4 M, int i)
 {
 	int k;
 	for(k=0; k<4; ++k)
 		r[k] = M[i][k];
 }
-static inline void mat4x4_transpose(mat4x4 M, mat4x4 N)
+LINMATH_H_FUNC void mat4x4_transpose(mat4x4 M, mat4x4 N)
 {
 	int i, j;
 	for(j=0; j<4; ++j)
 		for(i=0; i<4; ++i)
 			M[i][j] = N[j][i];
 }
-static inline void mat4x4_add(mat4x4 M, mat4x4 a, mat4x4 b)
+LINMATH_H_FUNC void mat4x4_add(mat4x4 M, mat4x4 a, mat4x4 b)
 {
 	int i;
 	for(i=0; i<4; ++i)
 		vec4_add(M[i], a[i], b[i]);
 }
-static inline void mat4x4_sub(mat4x4 M, mat4x4 a, mat4x4 b)
+LINMATH_H_FUNC void mat4x4_sub(mat4x4 M, mat4x4 a, mat4x4 b)
 {
 	int i;
 	for(i=0; i<4; ++i)
 		vec4_sub(M[i], a[i], b[i]);
 }
-static inline void mat4x4_scale(mat4x4 M, mat4x4 a, float k)
+LINMATH_H_FUNC void mat4x4_scale(mat4x4 M, mat4x4 a, float k)
 {
 	int i;
 	for(i=0; i<4; ++i)
 		vec4_scale(M[i], a[i], k);
 }
-static inline void mat4x4_scale_aniso(mat4x4 M, mat4x4 a, float x, float y, float z)
+LINMATH_H_FUNC void mat4x4_scale_aniso(mat4x4 M, mat4x4 a, float x, float y, float z)
 {
 	int i;
 	vec4_scale(M[0], a[0], x);
@@ -142,7 +163,7 @@ static inline void mat4x4_scale_aniso(mat4x4 M, mat4x4 a, float x, float y, floa
 		M[3][i] = a[3][i];
 	}
 }
-static inline void mat4x4_mul(mat4x4 M, mat4x4 a, mat4x4 b)
+LINMATH_H_FUNC void mat4x4_mul(mat4x4 M, mat4x4 a, mat4x4 b)
 {
 	mat4x4 temp;
 	int k, r, c;
@@ -153,7 +174,7 @@ static inline void mat4x4_mul(mat4x4 M, mat4x4 a, mat4x4 b)
 	}
 	mat4x4_dup(M, temp);
 }
-static inline void mat4x4_mul_vec4(vec4 r, mat4x4 M, vec4 v)
+LINMATH_H_FUNC void mat4x4_mul_vec4(vec4 r, mat4x4 M, vec4 v)
 {
 	int i, j;
 	for(j=0; j<4; ++j) {
@@ -162,14 +183,14 @@ static inline void mat4x4_mul_vec4(vec4 r, mat4x4 M, vec4 v)
 			r[j] += M[i][j] * v[i];
 	}
 }
-static inline void mat4x4_translate(mat4x4 T, float x, float y, float z)
+LINMATH_H_FUNC void mat4x4_translate(mat4x4 T, float x, float y, float z)
 {
 	mat4x4_identity(T);
 	T[3][0] = x;
 	T[3][1] = y;
 	T[3][2] = z;
 }
-static inline void mat4x4_translate_in_place(mat4x4 M, float x, float y, float z)
+LINMATH_H_FUNC void mat4x4_translate_in_place(mat4x4 M, float x, float y, float z)
 {
 	vec4 t = {x, y, z, 0};
 	vec4 r;
@@ -179,33 +200,32 @@ static inline void mat4x4_translate_in_place(mat4x4 M, float x, float y, float z
 		M[3][i] += vec4_mul_inner(r, t);
 	}
 }
-static inline void mat4x4_from_vec3_mul_outer(mat4x4 M, vec3 a, vec3 b)
+LINMATH_H_FUNC void mat4x4_from_vec3_mul_outer(mat4x4 M, vec3 a, vec3 b)
 {
 	int i, j;
 	for(i=0; i<4; ++i) for(j=0; j<4; ++j)
 		M[i][j] = i<3 && j<3 ? a[i] * b[j] : 0.f;
 }
-static inline void mat4x4_rotate(mat4x4 R, mat4x4 M, float x, float y, float z, float angle)
+LINMATH_H_FUNC void mat4x4_rotate(mat4x4 R, mat4x4 M, float x, float y, float z, float angle)
 {
 	float s = sinf(angle);
 	float c = cosf(angle);
 	vec3 u = {x, y, z};

 	if(vec3_len(u) > 1e-4) {
-		mat4x4 T, C, S = {{0}};
-
 		vec3_norm(u, u);
+		mat4x4 T;
 		mat4x4_from_vec3_mul_outer(T, u, u);

-		S[1][2] =  u[0];
-		S[2][1] = -u[0];
-		S[2][0] =  u[1];
-		S[0][2] = -u[1];
-		S[0][1] =  u[2];
-		S[1][0] = -u[2];
-
+		mat4x4 S = {
+			{    0,  u[2], -u[1], 0},
+			{-u[2],     0,  u[0], 0},
+			{ u[1], -u[0],     0, 0},
+			{    0,     0,     0, 0}
+		};
 		mat4x4_scale(S, S, s);

+		mat4x4 C;
 		mat4x4_identity(C);
 		mat4x4_sub(C, C, T);

@@ -214,13 +234,13 @@ static inline void mat4x4_rotate(mat4x4 R, mat4x4 M, float x, float y, float z,
 		mat4x4_add(T, T, C);
 		mat4x4_add(T, T, S);

-		T[3][3] = 1.;
+		T[3][3] = 1.;		
 		mat4x4_mul(R, M, T);
 	} else {
 		mat4x4_dup(R, M);
 	}
 }
-static inline void mat4x4_rotate_X(mat4x4 Q, mat4x4 M, float angle)
+LINMATH_H_FUNC void mat4x4_rotate_X(mat4x4 Q, mat4x4 M, float angle)
 {
 	float s = sinf(angle);
 	float c = cosf(angle);
@@ -232,19 +252,19 @@ static inline void mat4x4_rotate_X(mat4x4 Q, mat4x4 M, float angle)
 	};
 	mat4x4_mul(Q, M, R);
 }
-static inline void mat4x4_rotate_Y(mat4x4 Q, mat4x4 M, float angle)
+LINMATH_H_FUNC void mat4x4_rotate_Y(mat4x4 Q, mat4x4 M, float angle)
 {
 	float s = sinf(angle);
 	float c = cosf(angle);
 	mat4x4 R = {
-		{   c, 0.f,   s, 0.f},
+		{   c, 0.f,  -s, 0.f},
 		{ 0.f, 1.f, 0.f, 0.f},
-		{  -s, 0.f,   c, 0.f},
+		{   s, 0.f,   c, 0.f},
 		{ 0.f, 0.f, 0.f, 1.f}
 	};
 	mat4x4_mul(Q, M, R);
 }
-static inline void mat4x4_rotate_Z(mat4x4 Q, mat4x4 M, float angle)
+LINMATH_H_FUNC void mat4x4_rotate_Z(mat4x4 Q, mat4x4 M, float angle)
 {
 	float s = sinf(angle);
 	float c = cosf(angle);
@@ -256,9 +276,8 @@ static inline void mat4x4_rotate_Z(mat4x4 Q, mat4x4 M, float angle)
 	};
 	mat4x4_mul(Q, M, R);
 }
-static inline void mat4x4_invert(mat4x4 T, mat4x4 M)
+LINMATH_H_FUNC void mat4x4_invert(mat4x4 T, mat4x4 M)
 {
-	float idet;
 	float s[6];
 	float c[6];
 	s[0] = M[0][0]*M[1][1] - M[1][0]*M[0][1];
@@ -274,10 +293,10 @@ static inline void mat4x4_invert(mat4x4 T, mat4x4 M)
 	c[3] = M[2][1]*M[3][2] - M[3][1]*M[2][2];
 	c[4] = M[2][1]*M[3][3] - M[3][1]*M[2][3];
 	c[5] = M[2][2]*M[3][3] - M[3][2]*M[2][3];
-
+	
 	/* Assumes it is invertible */
-	idet = 1.0f/( s[0]*c[5]-s[1]*c[4]+s[2]*c[3]+s[3]*c[2]-s[4]*c[1]+s[5]*c[0] );
-
+	float idet = 1.0f/( s[0]*c[5]-s[1]*c[4]+s[2]*c[3]+s[3]*c[2]-s[4]*c[1]+s[5]*c[0] );
+	
 	T[0][0] = ( M[1][1] * c[5] - M[1][2] * c[4] + M[1][3] * c[3]) * idet;
 	T[0][1] = (-M[0][1] * c[5] + M[0][2] * c[4] - M[0][3] * c[3]) * idet;
 	T[0][2] = ( M[3][1] * s[5] - M[3][2] * s[4] + M[3][3] * s[3]) * idet;
@@ -298,35 +317,34 @@ static inline void mat4x4_invert(mat4x4 T, mat4x4 M)
 	T[3][2] = (-M[3][0] * s[3] + M[3][1] * s[1] - M[3][2] * s[0]) * idet;
 	T[3][3] = ( M[2][0] * s[3] - M[2][1] * s[1] + M[2][2] * s[0]) * idet;
 }
-static inline void mat4x4_orthonormalize(mat4x4 R, mat4x4 M)
+LINMATH_H_FUNC void mat4x4_orthonormalize(mat4x4 R, mat4x4 M)
 {
+	mat4x4_dup(R, M);
 	float s = 1.;
 	vec3 h;

-	mat4x4_dup(R, M);
 	vec3_norm(R[2], R[2]);
-
-	s = vec3_mul_inner(R[1], R[2]);
-	vec3_scale(h, R[2], s);
-	vec3_sub(R[1], R[1], h);
-	vec3_norm(R[2], R[2]);
-
+	
 	s = vec3_mul_inner(R[1], R[2]);
 	vec3_scale(h, R[2], s);
 	vec3_sub(R[1], R[1], h);
 	vec3_norm(R[1], R[1]);

+	s = vec3_mul_inner(R[0], R[2]);
+	vec3_scale(h, R[2], s);
+	vec3_sub(R[0], R[0], h);
+
 	s = vec3_mul_inner(R[0], R[1]);
 	vec3_scale(h, R[1], s);
 	vec3_sub(R[0], R[0], h);
 	vec3_norm(R[0], R[0]);
 }

-static inline void mat4x4_frustum(mat4x4 M, float l, float r, float b, float t, float n, float f)
+LINMATH_H_FUNC void mat4x4_frustum(mat4x4 M, float l, float r, float b, float t, float n, float f)
 {
 	M[0][0] = 2.f*n/(r-l);
 	M[0][1] = M[0][2] = M[0][3] = 0.f;
-
+	
 	M[1][1] = 2.f*n/(t-b);
 	M[1][0] = M[1][2] = M[1][3] = 0.f;

@@ -334,11 +352,11 @@ static inline void mat4x4_frustum(mat4x4 M, float l, float r, float b, float t,
 	M[2][1] = (t+b)/(t-b);
 	M[2][2] = -(f+n)/(f-n);
 	M[2][3] = -1.f;
-
+	
 	M[3][2] = -2.f*(f*n)/(f-n);
 	M[3][0] = M[3][1] = M[3][3] = 0.f;
 }
-static inline void mat4x4_ortho(mat4x4 M, float l, float r, float b, float t, float n, float f)
+LINMATH_H_FUNC void mat4x4_ortho(mat4x4 M, float l, float r, float b, float t, float n, float f)
 {
 	M[0][0] = 2.f/(r-l);
 	M[0][1] = M[0][2] = M[0][3] = 0.f;
@@ -348,17 +366,17 @@ static inline void mat4x4_ortho(mat4x4 M, float l, float r, float b, float t, fl

 	M[2][2] = -2.f/(f-n);
 	M[2][0] = M[2][1] = M[2][3] = 0.f;
-
+	
 	M[3][0] = -(r+l)/(r-l);
 	M[3][1] = -(t+b)/(t-b);
 	M[3][2] = -(f+n)/(f-n);
 	M[3][3] = 1.f;
 }
-static inline void mat4x4_perspective(mat4x4 m, float y_fov, float aspect, float n, float f)
+LINMATH_H_FUNC void mat4x4_perspective(mat4x4 m, float y_fov, float aspect, float n, float f)
 {
 	/* NOTE: Degrees are an unhandy unit to work with.
 	 * linmath.h uses radians for everything! */
-	float const a = 1.f / (float) tan(y_fov / 2.f);
+	float const a = 1.f / tanf(y_fov / 2.f);

 	m[0][0] = a / aspect;
 	m[0][1] = 0.f;
@@ -380,7 +398,7 @@ static inline void mat4x4_perspective(mat4x4 m, float y_fov, float aspect, float
 	m[3][2] = -((2.f * f * n) / (f - n));
 	m[3][3] = 0.f;
 }
-static inline void mat4x4_look_at(mat4x4 m, vec3 eye, vec3 center, vec3 up)
+LINMATH_H_FUNC void mat4x4_look_at(mat4x4 m, vec3 eye, vec3 center, vec3 up)
 {
 	/* Adapted from Android's OpenGL Matrix.java.                        */
 	/* See the OpenGL GLUT documentation for gluLookAt for a description */
@@ -389,15 +407,14 @@ static inline void mat4x4_look_at(mat4x4 m, vec3 eye, vec3 center, vec3 up)
 	/* TODO: The negation of of can be spared by swapping the order of
 	 *       operands in the following cross products in the right way. */
 	vec3 f;
+	vec3_sub(f, center, eye);	
+	vec3_norm(f, f);	
+	
 	vec3 s;
-	vec3 t;
-
-	vec3_sub(f, center, eye);
-	vec3_norm(f, f);
-
 	vec3_mul_cross(s, f, up);
 	vec3_norm(s, s);

+	vec3 t;
 	vec3_mul_cross(t, s, f);

 	m[0][0] =  s[0];
@@ -424,24 +441,24 @@ static inline void mat4x4_look_at(mat4x4 m, vec3 eye, vec3 center, vec3 up)
 }

 typedef float quat[4];
-static inline void quat_identity(quat q)
+LINMATH_H_FUNC void quat_identity(quat q)
 {
 	q[0] = q[1] = q[2] = 0.f;
 	q[3] = 1.f;
 }
-static inline void quat_add(quat r, quat a, quat b)
+LINMATH_H_FUNC void quat_add(quat r, quat a, quat b)
 {
 	int i;
 	for(i=0; i<4; ++i)
 		r[i] = a[i] + b[i];
 }
-static inline void quat_sub(quat r, quat a, quat b)
+LINMATH_H_FUNC void quat_sub(quat r, quat a, quat b)
 {
 	int i;
 	for(i=0; i<4; ++i)
 		r[i] = a[i] - b[i];
 }
-static inline void quat_mul(quat r, quat p, quat q)
+LINMATH_H_FUNC void quat_mul(quat r, quat p, quat q)
 {
 	vec3 w;
 	vec3_mul_cross(r, p, q);
@@ -451,13 +468,13 @@ static inline void quat_mul(quat r, quat p, quat q)
 	vec3_add(r, r, w);
 	r[3] = p[3]*q[3] - vec3_mul_inner(p, q);
 }
-static inline void quat_scale(quat r, quat v, float s)
+LINMATH_H_FUNC void quat_scale(quat r, quat v, float s)
 {
 	int i;
 	for(i=0; i<4; ++i)
 		r[i] = v[i] * s;
 }
-static inline float quat_inner_product(quat a, quat b)
+LINMATH_H_FUNC float quat_inner_product(quat a, quat b)
 {
 	float p = 0.f;
 	int i;
@@ -465,42 +482,43 @@ static inline float quat_inner_product(quat a, quat b)
 		p += b[i]*a[i];
 	return p;
 }
-static inline void quat_conj(quat r, quat q)
+LINMATH_H_FUNC void quat_conj(quat r, quat q)
 {
 	int i;
 	for(i=0; i<3; ++i)
 		r[i] = -q[i];
 	r[3] = q[3];
 }
-static inline void quat_rotate(quat r, float angle, vec3 axis) {
-	int i;
+LINMATH_H_FUNC void quat_rotate(quat r, float angle, vec3 axis) {
 	vec3 v;
 	vec3_scale(v, axis, sinf(angle / 2));
+	int i;
 	for(i=0; i<3; ++i)
 		r[i] = v[i];
 	r[3] = cosf(angle / 2);
 }
 #define quat_norm vec4_norm
-static inline void quat_mul_vec3(vec3 r, quat q, vec3 v)
+LINMATH_H_FUNC void quat_mul_vec3(vec3 r, quat q, vec3 v)
 {
 /*
 * Method by Fabian 'ryg' Giessen (of Farbrausch)
 t = 2 * cross(q.xyz, v)
 v' = v + q.w * t + cross(q.xyz, t)
 */
-	vec3 t = {q[0], q[1], q[2]};
+	vec3 t;
+	vec3 q_xyz = {q[0], q[1], q[2]};
 	vec3 u = {q[0], q[1], q[2]};

-	vec3_mul_cross(t, t, v);
+	vec3_mul_cross(t, q_xyz, v);
 	vec3_scale(t, t, 2);

-	vec3_mul_cross(u, u, t);
+	vec3_mul_cross(u, q_xyz, t);
 	vec3_scale(t, t, q[3]);

 	vec3_add(r, v, t);
 	vec3_add(r, r, u);
 }
-static inline void mat4x4_from_quat(mat4x4 M, quat q)
+LINMATH_H_FUNC void mat4x4_from_quat(mat4x4 M, quat q)
 {
 	float a = q[3];
 	float b = q[0];
@@ -510,7 +528,7 @@ static inline void mat4x4_from_quat(mat4x4 M, quat q)
 	float b2 = b*b;
 	float c2 = c*c;
 	float d2 = d*d;
-
+	
 	M[0][0] = a2 + b2 - c2 - d2;
 	M[0][1] = 2.f*(b*c + a*d);
 	M[0][2] = 2.f*(b*d - a*c);
@@ -530,7 +548,7 @@ static inline void mat4x4_from_quat(mat4x4 M, quat q)
 	M[3][3] = 1.f;
 }

-static inline void mat4x4o_mul_quat(mat4x4 R, mat4x4 M, quat q)
+LINMATH_H_FUNC void mat4x4o_mul_quat(mat4x4 R, mat4x4 M, quat q)
 {
 /*  XXX: The way this is written only works for othogonal matrices. */
 /* TODO: Take care of non-orthogonal case. */
@@ -541,7 +559,7 @@ static inline void mat4x4o_mul_quat(mat4x4 R, mat4x4 M, quat q)
 	R[3][0] = R[3][1] = R[3][2] = 0.f;
 	R[3][3] = 1.f;
 }
-static inline void quat_from_mat4x4(quat q, mat4x4 M)
+LINMATH_H_FUNC void quat_from_mat4x4(quat q, mat4x4 M)
 {
 	float r=0.f;
 	int i;
@@ -557,7 +575,7 @@ static inline void quat_from_mat4x4(quat q, mat4x4 M)
 		p = &perm[i];
 	}

-	r = (float) sqrt(1.f + M[p[0]][p[0]] - M[p[1]][p[1]] - M[p[2]][p[2]] );
+	r = sqrtf(1.f + M[p[0]][p[0]] - M[p[1]][p[1]] - M[p[2]][p[2]] );

 	if(r < 1e-6) {
 		q[0] = 1.f;
@@ -571,4 +589,33 @@ static inline void quat_from_mat4x4(quat q, mat4x4 M)
 	q[3] = (M[p[2]][p[1]] - M[p[1]][p[2]])/(2.f*r);
 }

+LINMATH_H_FUNC void mat4x4_arcball(mat4x4 R, mat4x4 M, vec2 _a, vec2 _b, float s)
+{
+	vec2 a; memcpy(a, _a, sizeof(a));
+	vec2 b; memcpy(b, _b, sizeof(b));
+	
+	float z_a = 0.;
+	float z_b = 0.;
+
+	if(vec2_len(a) < 1.f) {
+		z_a = sqrtf(1.f - vec2_mul_inner(a, a));
+	} else {
+		vec2_norm(a, a);
+	}
+
+	if(vec2_len(b) < 1.f) {
+		z_b = sqrtf(1.f - vec2_mul_inner(b, b));
+	} else {
+		vec2_norm(b, b);
+	}
+	
+	vec3 a_ = {a[0], a[1], z_a};
+	vec3 b_ = {b[0], b[1], z_b};
+
+	vec3 c_;
+	vec3_mul_cross(c_, a_, b_);
+
+	float const angle = acosf(vec3_mul_inner(a_, b_)) * s;
+	mat4x4_rotate(R, M, c_[0], c_[1], c_[2], angle);
+}
 #endif
@@ -230,7 +230,7 @@ nk_glfw3_mouse_button_callback(GLFWwindow* window, int button, int action, int m
 }

 NK_INTERN void
-nk_glfw3_clipbard_paste(nk_handle usr, struct nk_text_edit *edit)
+nk_glfw3_clipboard_paste(nk_handle usr, struct nk_text_edit *edit)
 {
    const char *text = glfwGetClipboardString(glfw.win);
    if (text) nk_textedit_paste(edit, text, nk_strlen(text));
@@ -238,7 +238,7 @@ nk_glfw3_clipbard_paste(nk_handle usr, struct nk_text_edit *edit)
 }

 NK_INTERN void
-nk_glfw3_clipbard_copy(nk_handle usr, const char *text, int len)
+nk_glfw3_clipboard_copy(nk_handle usr, const char *text, int len)
 {
    char *str = 0;
    (void)usr;
@@ -261,8 +261,8 @@ nk_glfw3_init(GLFWwindow *win, enum nk_glfw_init_state init_state)
        glfwSetMouseButtonCallback(win, nk_glfw3_mouse_button_callback);
    }
    nk_init_default(&glfw.ctx, 0);
-    glfw.ctx.clip.copy = nk_glfw3_clipbard_copy;
-    glfw.ctx.clip.paste = nk_glfw3_clipbard_paste;
+    glfw.ctx.clip.copy = nk_glfw3_clipboard_copy;
+    glfw.ctx.clip.paste = nk_glfw3_clipboard_paste;
    glfw.ctx.clip.userdata = nk_handle_ptr(0);
    nk_buffer_init_default(&glfw.ogl.cmds);

@@ -30,3 +30,5 @@ add_custom_target(docs ALL "${DOXYGEN_EXECUTABLE}"
                  WORKING_DIRECTORY "${GLFW_BINARY_DIR}/docs"
                  COMMENT "Generating HTML documentation" VERBATIM)

+set_target_properties(docs PROPERTIES FOLDER "GLFW3")
+
@@ -4,7 +4,7 @@
 src/wl_*        @linkmauve

 docs/*.css      @glfw/webdev
-docs/*.less     @glfw/webdev
+docs/*.scss     @glfw/webdev
 docs/*.html     @glfw/webdev
 docs/*.xml      @glfw/webdev

@@ -25,39 +25,41 @@ GLFW.
 #include <GLFW/glfw3.h>
@endcode

-This header declares the GLFW API and by default also includes the OpenGL header
-from your development environment.  See below for how to control this.
+This header defines all the constants and declares all the types and function
+prototypes of the GLFW API.  By default it also includes the OpenGL header from
+your development environment.  See [option macros](@ref build_macros) below for
+how to select OpenGL ES headers and more.

 The GLFW header also defines any platform-specific macros needed by your OpenGL
-header, so it can be included without needing any window system headers.
+header, so that it can be included without needing any window system headers.

-For example, under Windows you are normally required to include `windows.h`
-before the OpenGL header, which would bring in the whole Win32 API.  The GLFW
-header duplicates the small number of macros needed.
-
-It does this only when needed, so if `windows.h` _is_ included, the GLFW header
-does not try to redefine those symbols.  The reverse is not true, i.e.
-`windows.h` cannot cope if any of its symbols have already been defined.
+It does this only when needed, so if window system headers are included, the
+GLFW header does not try to redefine those symbols.  The reverse is not true,
+i.e. `windows.h` cannot cope if any Win32 symbols have already been defined.

 In other words:

- - Do _not_ include the OpenGL headers yourself, as GLFW does this for you
- - Do _not_ include `windows.h` or other platform-specific headers unless you
-   plan on using those APIs directly
- - If you _do_ need to include such headers, do it _before_ including
-   the GLFW header and it will handle this
+ - Use the GLFW header to include OpenGL or OpenGL ES headers portably
+ - Do not include window system headers unless you will use those APIs directly
+ - If you do need such headers, include them before the GLFW header

 If you are using an OpenGL extension loading library such as
 [glad](https://github.com/Dav1dde/glad), the extension loader header should
-be included _before_ the GLFW one.
+be included before the GLFW one.  GLFW attempts to detect any OpenGL or OpenGL
+ES header or extension loader header included before it and will then disable
+the inclusion of the default OpenGL header.  Most extension loaders also define
+macros that disable similar headers below it.

@code
 #include <glad/gl.h>
 #include <GLFW/glfw3.h>
@endcode

-Alternatively the @ref GLFW_INCLUDE_NONE macro (described below) can be used to
-prevent the GLFW header from including the OpenGL header.
+Both of these mechanisms depend on the extension loader header defining a known
+macro.  If yours doesn't or you don't know which one your users will pick, the
+@ref GLFW_INCLUDE_NONE macro will explicitly to prevent the GLFW header from
+including the OpenGL header.  This will also allow you to include the two
+headers in any order.

@code
 #define GLFW_INCLUDE_NONE
@@ -78,6 +80,11 @@ compiler that the GLFW functions are defined in a DLL.
 The following macros control which OpenGL or OpenGL ES API header is included.
 Only one of these may be defined at a time.

+@note GLFW does not provide any of the API headers mentioned below.  They are
+provided by your development environment or your OpenGL, OpenGL ES or Vulkan
+SDK, and most of them can be downloaded from the
+[Khronos Registry](https://www.khronos.org/registry/).
+
@anchor GLFW_INCLUDE_GLCOREARB
 __GLFW_INCLUDE_GLCOREARB__ makes the GLFW header include the modern
 `GL/glcorearb.h` header (`OpenGL/gl3.h` on macOS) instead of the regular OpenGL
@@ -100,7 +107,7 @@ __GLFW_INCLUDE_ES31__ makes the GLFW header include the OpenGL ES 3.1
 `GLES3/gl31.h` header instead of the regular OpenGL header.

@anchor GLFW_INCLUDE_ES32
-__GLFW_INCLUDE_ES31__ makes the GLFW header include the OpenGL ES 3.2
+__GLFW_INCLUDE_ES32__ makes the GLFW header include the OpenGL ES 3.2
 `GLES3/gl32.h` header instead of the regular OpenGL header.

@anchor GLFW_INCLUDE_NONE
@@ -108,7 +115,8 @@ __GLFW_INCLUDE_NONE__ makes the GLFW header not include any OpenGL or OpenGL ES
 API header.  This is useful in combination with an extension loading library.

 If none of the above inclusion macros are defined, the standard OpenGL `GL/gl.h`
-header (`OpenGL/gl.h` on macOS) is included.
+header (`OpenGL/gl.h` on macOS) is included, unless GLFW detects the inclusion
+guards of any OpenGL, OpenGL ES or extension loader header it knows about.

 The following macros control the inclusion of additional API headers.  Any
 number of these may be defined simultaneously, and/or together with one of the
@@ -129,10 +137,6 @@ header selected above.  This should only be used with the standard OpenGL header
 and only for compatibility with legacy code.  GLU has been deprecated and should
 not be used in new code.

-@note GLFW does not provide any of the API headers mentioned above.  They must
-be provided by your development environment or your OpenGL, OpenGL ES or Vulkan
-SDK.
-
@note None of these macros may be defined during the compilation of GLFW itself.
 If your build includes GLFW and you define any these in your build files, make
 sure they are not applied to the GLFW sources.
@@ -166,16 +170,11 @@ must also explicitly link with `gdi32`. Other toolchains including MinGW-w64
 include it in the set of default libraries along with other dependencies like
 `user32` and `kernel32`.

-If you are using GLU, you must also link with `glu32`.
-
 The link library for the GLFW DLL is named `glfw3dll`.  When compiling an
 application that uses the DLL version of GLFW, you need to define the @ref
 GLFW_DLL macro _before_ any inclusion of the GLFW header.  This can be done
 either with a compiler switch or by defining it in your source code.

-An application using the GLFW DLL does not need to link against any of its
-dependencies, but you still have to link against `glu32` if it uses GLU.
-

@subsection build_link_cmake_source With CMake and GLFW source

@@ -187,50 +186,40 @@ With a few changes to your `CMakeLists.txt` you can have the GLFW source tree
 built along with your application.

 Add the root directory of the GLFW source tree to your project.  This will add
-the `glfw` target and the necessary cache variables to your project.
+the `glfw` target to your project.

@code{.cmake}
 add_subdirectory(path/to/glfw)
@endcode

-Once GLFW has been added to the project, link against it with the `glfw` target.
-This adds all link-time dependencies of GLFW as it is currently configured,
-the include directory for the GLFW header and, when applicable, the @ref
-GLFW_DLL macro.
+Once GLFW has been added, link your application against the `glfw` target.
+This adds the GLFW library and its link-time dependencies as it is currently
+configured, the include directory for the GLFW header and, when applicable, the
+@ref GLFW_DLL macro.

@code{.cmake}
 target_link_libraries(myapp glfw)
@endcode

-Note that the dependencies do not include OpenGL or GLU, as GLFW loads any
-OpenGL, OpenGL ES or Vulkan libraries it needs at runtime and does not use GLU.
-If your application calls OpenGL directly, instead of using a modern
-[extension loader library](@ref context_glext_auto) you can find it by requiring
-the OpenGL package.
+Note that the `glfw` target does not depend on OpenGL, as GLFW loads any OpenGL,
+OpenGL ES or Vulkan libraries it needs at runtime.  If your application calls
+OpenGL directly, instead of using a modern
+[extension loader library](@ref context_glext_auto), use the OpenGL CMake
+package.

@code{.cmake}
 find_package(OpenGL REQUIRED)
@endcode

-If OpenGL is found, the `OPENGL_FOUND` variable is true and the
-`OPENGL_INCLUDE_DIR` and `OPENGL_gl_LIBRARY` cache variables can be used.
+If OpenGL is found, the `OpenGL::GL` target is added to your project, containing
+library and include directory paths.  Link against this like any other library.

@code{.cmake}
-target_include_directories(myapp PUBLIC ${OPENGL_INCLUDE_DIR})
-target_link_libraries(myapp ${OPENGL_gl_LIBRARY})
+target_link_libraries(myapp OpenGL::GL)
@endcode

-The OpenGL CMake package also looks for GLU.  If GLU is found, the
-`OPENGL_GLU_FOUND` variable is true and the `OPENGL_INCLUDE_DIR` and
-`OPENGL_glu_LIBRARY` cache variables can be used.
-
-@code{.cmake}
-target_link_libraries(myapp ${OPENGL_glu_LIBRARY})
-@endcode
-
-@note GLU has been deprecated and should not be used in new code, but some
-legacy code requires it.  See the [section on GLU](@ref moving_glu) in the
-transition guide for suggested replacements.
+For a minimal example of a program and GLFW sources built with CMake, see the
+[GLFW CMake Starter](https://github.com/juliettef/GLFW-CMake-starter) on GitHub.


@subsection build_link_cmake_package With CMake and installed GLFW binaries
@@ -247,44 +236,30 @@ find_package(glfw3 3.4 REQUIRED)
@endcode

 Once GLFW has been added to the project, link against it with the `glfw` target.
-This adds all link-time dependencies of GLFW as it is currently configured,
-the include directory for the GLFW header and, when applicable, the @ref
-GLFW_DLL macro.
+This adds the GLFW library and its link-time dependencies, the include directory
+for the GLFW header and, when applicable, the @ref GLFW_DLL macro.

@code{.cmake}
 target_link_libraries(myapp glfw)
@endcode

-Note that the dependencies do not include OpenGL or GLU, as GLFW loads any
-OpenGL, OpenGL ES or Vulkan libraries it needs at runtime and does not use GLU.
-If your application calls OpenGL directly, instead of using a modern
-[extension loader library](@ref context_glext_auto) you can find it by requiring
-the OpenGL package.
+Note that the `glfw` target does not depend on OpenGL, as GLFW loads any OpenGL,
+OpenGL ES or Vulkan libraries it needs at runtime.  If your application calls
+OpenGL directly, instead of using a modern
+[extension loader library](@ref context_glext_auto), use the OpenGL CMake
+package.

@code{.cmake}
 find_package(OpenGL REQUIRED)
@endcode

-If OpenGL is found, the `OPENGL_FOUND` variable is true and the
-`OPENGL_INCLUDE_DIR` and `OPENGL_gl_LIBRARY` cache variables can be used.
+If OpenGL is found, the `OpenGL::GL` target is added to your project, containing
+library and include directory paths.  Link against this like any other library.

@code{.cmake}
-target_include_directories(myapp PUBLIC ${OPENGL_INCLUDE_DIR})
-target_link_libraries(myapp ${OPENGL_gl_LIBRARY})
+target_link_libraries(myapp OpenGL::GL)
@endcode

-The OpenGL CMake package also looks for GLU.  If GLU is found, the
-`OPENGL_GLU_FOUND` variable is true and the `OPENGL_INCLUDE_DIR` and
-`OPENGL_glu_LIBRARY` cache variables can be used.
-
-@code{.cmake}
-target_link_libraries(myapp ${OPENGL_glu_LIBRARY})
-@endcode
-
-@note GLU has been deprecated and should not be used in new code, but some
-legacy code requires it.  See the [section on GLU](@ref moving_glu) in the
-transition guide for suggested replacements.
-

@subsection build_link_pkgconfig With makefiles and pkg-config on Unix

@@ -299,42 +274,31 @@ A typical compile and link command-line when using the static version of the
 GLFW library may look like this:

@code{.sh}
-cc `pkg-config --cflags glfw3` -o myprog myprog.c `pkg-config --static --libs glfw3`
+cc $(pkg-config --cflags glfw3) -o myprog myprog.c $(pkg-config --static --libs glfw3)
@endcode

 If you are using the shared version of the GLFW library, omit the `--static`
 flag.

@code{.sh}
-cc `pkg-config --cflags glfw3` -o myprog myprog.c `pkg-config --libs glfw3`
+cc $(pkg-config --cflags glfw3) -o myprog myprog.c $(pkg-config --libs glfw3)
@endcode

 You can also use the `glfw3.pc` file without installing it first, by using the
 `PKG_CONFIG_PATH` environment variable.

@code{.sh}
-env PKG_CONFIG_PATH=path/to/glfw/src cc `pkg-config --cflags glfw3` -o myprog myprog.c `pkg-config --libs glfw3`
+env PKG_CONFIG_PATH=path/to/glfw/src cc $(pkg-config --cflags glfw3) -o myprog myprog.c $(pkg-config --libs glfw3)
@endcode

-The dependencies do not include OpenGL or GLU, as GLFW loads any OpenGL, OpenGL
-ES or Vulkan libraries it needs at runtime and does not use GLU.  On macOS, GLU
-is built into the OpenGL framework, so if you need GLU you don't need to do
-anything extra.  If you need GLU and are using Linux or BSD, you should add the
-`glu` pkg-config package.
+The dependencies do not include OpenGL, as GLFW loads any OpenGL, OpenGL ES or
+Vulkan libraries it needs at runtime.  If your application calls OpenGL
+directly, instead of using a modern
+[extension loader library](@ref context_glext_auto), you should add the `gl`
+pkg-config package.

@code{.sh}
-cc `pkg-config --cflags glfw3 glu` -o myprog myprog.c `pkg-config --libs glfw3 glu`
-@endcode
-
-@note GLU has been deprecated and should not be used in new code, but some
-legacy code requires it.  See the [section on GLU](@ref moving_glu) in the
-transition guide for suggested replacements.
-
-If you are using the static version of the GLFW library, make sure you don't
-link statically against GLU.
-
-@code{.sh}
-cc `pkg-config --cflags glfw3 glu` -o myprog myprog.c `pkg-config --static --libs glfw3` `pkg-config --libs glu`
+cc $(pkg-config --cflags glfw3 gl) -o myprog myprog.c $(pkg-config --libs glfw3 gl)
@endcode


@@ -344,8 +308,8 @@ If you are using the dynamic library version of GLFW, add it to the project
 dependencies.

 If you are using the static library version of GLFW, add it and the Cocoa,
-OpenGL, IOKit and CoreVideo frameworks to the project as dependencies.  They can
-all be found in `/System/Library/Frameworks`.
+OpenGL and IOKit frameworks to the project as dependencies.  They can all be
+found in `/System/Library/Frameworks`.


@subsection build_link_osx With command-line on macOS
@@ -359,7 +323,7 @@ the `-l` and `-framework` switches.
 If you are using the dynamic GLFW library, which is named `libglfw.3.dylib`, do:

@code{.sh}
-cc -o myprog myprog.c -lglfw -framework Cocoa -framework OpenGL -framework IOKit -framework CoreVideo
+cc -o myprog myprog.c -lglfw -framework Cocoa -framework OpenGL -framework IOKit
@endcode

 If you are using the static library, named `libglfw3.a`, substitute `-lglfw3`
@@ -368,9 +332,7 @@ for `-lglfw`.
 Note that you do not add the `.framework` extension to a framework when linking
 against it from the command-line.

-The OpenGL framework contains both the OpenGL and GLU APIs, so there is nothing
-special to do when using GLU.  Also note that even though your machine may have
-`libGL`-style OpenGL libraries, they are for use with the X Window System and
-will _not_ work with the macOS native version of GLFW.
+@note Your machine may have `libGL.*.dylib` style OpenGL library, but that is
+for the X Window System and will not work with the macOS native version of GLFW.

 */
@@ -111,7 +111,7 @@ has been configured in the compositor.
 GLFW uses the [xdg-shell
 protocol](https://cgit.freedesktop.org/wayland/wayland-protocols/tree/stable/xdg-shell/xdg-shell.xml)
 to provide better window management.  This protocol is part of
-wayland-protocols 1.12, and mandatory at build time.
+wayland-protocols 1.12, and is mandatory for GLFW to display a window.

 GLFW uses the [relative pointer
 protocol](https://cgit.freedesktop.org/wayland/wayland-protocols/tree/unstable/relative-pointer/relative-pointer-unstable-v1.xml)
@@ -163,10 +163,9 @@ multisampling anti-aliasing.  Where this extension is unavailable, the
 GLFW uses the `GLX_ARB_create_context` extension when available, even when
 creating OpenGL contexts of version 2.1 and below.  Where this extension is
 unavailable, the `GLFW_CONTEXT_VERSION_MAJOR` and `GLFW_CONTEXT_VERSION_MINOR`
-hints will only be partially supported, the `GLFW_OPENGL_DEBUG_CONTEXT` hint
-will have no effect, and setting the `GLFW_OPENGL_PROFILE` or
-`GLFW_OPENGL_FORWARD_COMPAT` hints to `GLFW_TRUE` will cause @ref
-glfwCreateWindow to fail.
+hints will only be partially supported, the `GLFW_CONTEXT_DEBUG` hint will have
+no effect, and setting the `GLFW_OPENGL_PROFILE` or `GLFW_OPENGL_FORWARD_COMPAT`
+hints to `GLFW_TRUE` will cause @ref glfwCreateWindow to fail.

 GLFW uses the `GLX_ARB_create_context_profile` extension to provide support for
 context profiles.  Where this extension is unavailable, setting the
@@ -206,10 +205,9 @@ unavailable, the `GLFW_SAMPLES` hint will have no effect.
 GLFW uses the `WGL_ARB_create_context` extension when available, even when
 creating OpenGL contexts of version 2.1 and below.  Where this extension is
 unavailable, the `GLFW_CONTEXT_VERSION_MAJOR` and `GLFW_CONTEXT_VERSION_MINOR`
-hints will only be partially supported, the `GLFW_OPENGL_DEBUG_CONTEXT` hint
-will have no effect, and setting the `GLFW_OPENGL_PROFILE` or
-`GLFW_OPENGL_FORWARD_COMPAT` hints to `GLFW_TRUE` will cause @ref
-glfwCreateWindow to fail.
+hints will only be partially supported, the `GLFW_CONTEXT_DEBUG` hint will have
+no effect, and setting the `GLFW_OPENGL_PROFILE` or `GLFW_OPENGL_FORWARD_COMPAT`
+hints to `GLFW_TRUE` will cause @ref glfwCreateWindow to fail.

 GLFW uses the `WGL_ARB_create_context_profile` extension to provide support for
 context profiles.  Where this extension is unavailable, setting the
@@ -239,13 +237,13 @@ Because of this, on OS X 10.7 and later, the `GLFW_CONTEXT_VERSION_MAJOR` and
 `GLFW_CONTEXT_VERSION_MINOR` hints will cause @ref glfwCreateWindow to fail if
 given version 3.0 or 3.1.  The `GLFW_OPENGL_PROFILE` hint must be set to
 `GLFW_OPENGL_CORE_PROFILE` when creating OpenGL 3.2 and later contexts.  The
-`GLFW_OPENGL_DEBUG_CONTEXT` and `GLFW_CONTEXT_NO_ERROR` hints are ignored.
+`GLFW_CONTEXT_DEBUG` and `GLFW_CONTEXT_NO_ERROR` hints are ignored.

 Also, on Mac OS X 10.6 and below, the `GLFW_CONTEXT_VERSION_MAJOR` and
 `GLFW_CONTEXT_VERSION_MINOR` hints will fail if given a version above 2.1,
 setting the `GLFW_OPENGL_PROFILE` or `GLFW_OPENGL_FORWARD_COMPAT` hints to
 a non-default value will cause @ref glfwCreateWindow to fail and the
-`GLFW_OPENGL_DEBUG_CONTEXT` hint is ignored.
+`GLFW_CONTEXT_DEBUG` hint is ignored.


@section compat_vulkan Vulkan loader and API
@@ -268,10 +266,10 @@ surfaces on Microsoft Windows.  If any of these extensions are not available,
@ref glfwGetRequiredInstanceExtensions will return an empty list and window
 surface creation will fail.

-GLFW uses the `VK_KHR_surface` and `VK_MVK_macos_surface` extensions to create
-surfaces on macOS.  If any of these extensions are not available, @ref
-glfwGetRequiredInstanceExtensions will return an empty list and window surface
-creation will fail.
+GLFW uses the `VK_KHR_surface` and either the `VK_MVK_macos_surface` or
+`VK_EXT_metal_surface` extensions to create surfaces on macOS.  If any of these
+extensions are not available, @ref glfwGetRequiredInstanceExtensions will
+return an empty list and window surface creation will fail.

 GLFW uses the `VK_KHR_surface` and either the `VK_KHR_xlib_surface` or
 `VK_KHR_xcb_surface` extensions to create surfaces on X11.  If `VK_KHR_surface`
@@ -103,8 +103,7 @@ To compile GLFW for Wayland, you need to have the Wayland packages installed,
 as well as the basic development tools like GCC and make.  For example, on
 Ubuntu and other distributions based on Debian GNU/Linux, you need to install
 the `libwayland-dev` package, which contains all Wayland headers and pulls in
-wayland-scanner, as well as the `wayland-protocols` and `extra-cmake-modules`
-packages.
+wayland-scanner, as well as the `wayland-protocols` package.

 Once you have installed the necessary packages, move on to @ref
 compile_generate.
@@ -84,10 +84,6 @@ objects are recommended for rendering with such contexts.
 You should still [process events](@ref events) as long as you have at least one
 window, even if none of them are visible.

-@macos The first time a window is created the menu bar is created.  This is not
-desirable for example when writing a command-line only application.  Menu bar
-creation can be disabled with the @ref GLFW_COCOA_MENUBAR init hint.
-

@subsection context_less Windows without contexts

@@ -0,0 +1 @@
+{"version":3,"sourceRoot":"","sources":["extra.scss"],"names":[],"mappings":"AA8EA,4GACI,gBACA,iBAGJ,yBACC,yDAGD,6HACC,sDAGD,yIACC,sDAGD,mBACI,WA9EuB,KA+EvB,iBAGJ,uBACC,MAzFoB,QA0FjB,iBAGJ,6UACC,gBAGD,mJACC,YAGD,yHACC,iBAGD,sBACC,gBAGD,4LACC,UAGD,yCACC,aAGD,kMACC,WAnHgC,QAsHjC,KACC,MA1HoB,QA6HrB,sDACC,MA/Ge,QAgHf,mBAGD,GACE,iBACA,eAGF,GACE,iBACA,gBACA,eAGF,GACE,iBACA,gBACA,eAGF,YACC,eACA,gBACA,gBACA,eACA,cAEA,aACA,mBACA,eACA,2BACA,mBACA,sBAGD,UACC,iBACA,mBACA,MA/J0B,KAgK1B,gBACA,qEAGD,YACC,qBACA,kBACA,YAGD,yBACC,WAGD,oCACC,iBACA,gBACA,cACA,MAlL0B,KAqL3B,YACC,eAGD,8CACC,qBAGD,mBACC,MA9L0B,KAiM3B,eACC,kBACA,YACA,eAGD,KACC,WAxM0B,KA2M3B,UACC,gBACA,cACA,eAGD,WACC,gBACA,cACA,eAGD,UACI,aAGJ,mBACI,iBACA,iBAGJ,WACC,gBACA,aACA,mBACA,eACA,2BACA,mBACA,sBAGD,mEACC,MA9OgC,QAiPjC,gCACC,MArPoB,QAwPrB,sCACC,MAjOoB,KAoOrB,yBACC,kBAGD,UACC,iBAGD,wBACC,gBACA,cACA,eACA,qBAGD,uDACC,gEACA,+BACA,+BACA,gBACA,MArPgB,KAwPjB,mBACC,MA5PoB,KA6PpB,aACA,kBACA,yBAGD,QACC,WACA,WAGD,WACC,iBAGD,WACC,mBAGD,WACC,cACA,eACA,qBAGD,oCACC,gEACA,kCACA,2BACA,MAlSe,QAmSf,yBACA,kBAGD,WACC,MA3QuB,QA8QxB,cACC,sBACA,2BACA,4BACA,mBAGD,cACC,sBACA,+BACA,8BACA,gBAGD,mCACC,wBACA,iBACA,sBACA,kBAGD,gIACC,MAxToB,KAyTpB,qBAGD,cACC,wBACA,iBACA,sBACA,kBAGD,iBACC,WACA,4EAGD,oCApSC,gEACA,kCACA,cACA,yBAqSD,wBAxSC,gEACA,kCACA,cACA,yBAySD,qBA5SC,gEACA,kCACA,cACA,yBA6SD,gBAhTC,gEACA,kCACA,cACA,yBAiTD,iGACC,kBACA,YACA,2BACA,aAGD,kRACC,cAGD,SACC,oBAGD,0BACC,mBACA,kBACA,YACA,YACA,cACA,2BACA,aAGD,+CACC,MA1YoB,QA6YrB,+BACC,cAGD,sBACC,cAGD,+CACC,cACA,iBAGD,mBACC,cAGD,KACC,aACA","file":"extra.css"}
@@ -1,106 +1,106 @@
 // NOTE: Please use this file to perform modifications on default style sheets.
 //
-// You need to install a few Ruby gems to generate extra.css from this file:
-// gem install less therubyracer
+// You need to install the official Sass CLI tool:
+// npm install -g sass
 //
 // Run this command to regenerate extra.css after you're finished with changes:
-// lessc --compress extra.less > extra.css
+// sass --style=compressed extra.scss extra.css
 //
 // Alternatively you can use online services to regenerate extra.css.


 // Default text color for page contents
-@default-text-color: hsl(0,0%,30%);
+$default-text-color: hsl(0,0%,30%);

 // Page header, footer, table rows, inline codes and definition lists
-@header-footer-background-color: hsl(0,0%,95%);
+$header-footer-background-color: hsl(0,0%,95%);

 // Page header, footer links and navigation bar background
-@header-footer-link-color: hsl(0,0%,40%);
+$header-footer-link-color: hsl(0,0%,40%);

 // Doxygen navigation bar links
-@navbar-link-color: @header-footer-background-color;
+$navbar-link-color: $header-footer-background-color;

 // Page content background color
-@content-background-color: hsl(0,0%,100%);
+$content-background-color: hsl(0,0%,100%);

 // Bold, italic, h1, h2, ... and table of contents
-@heading-color: hsl(0,0%,10%);
+$heading-color: hsl(0,0%,10%);

 // Function, enum and macro definition separator
-@def-separator-color: @header-footer-background-color;
+$def-separator-color: $header-footer-background-color;

 // Base color hue
-@base-hue: 24;
+$base-hue: 24;

 // Default color used for links
-@default-link-color: hsl(@base-hue,100%,50%);
+$default-link-color: hsl($base-hue,100%,50%);

 // Doxygen navigation bar active tab
-@tab-text-color: hsl(0,0%,100%);
-@tab-background-color1: @default-link-color;
-@tab-background-color2: lighten(spin(@tab-background-color1, 10), 10%);
+$tab-text-color: hsl(0,0%,100%);
+$tab-background-color1: $default-link-color;
+$tab-background-color2: lighten(adjust-hue($tab-background-color1, 10), 10%);

 // Table borders
-@default-border-color: @default-link-color;
+$default-border-color: $default-link-color;

 // Table header
-@table-text-color: @tab-text-color;
-@table-background-color1: @tab-background-color1;
-@table-background-color2: @tab-background-color2;
+$table-text-color: $tab-text-color;
+$table-background-color1: $tab-background-color1;
+$table-background-color2: $tab-background-color2;

 // Table of contents, data structure index and prototypes
-@toc-background-color1: hsl(0,0%,90%);
-@toc-background-color2: lighten(@toc-background-color1, 5%);
+$toc-background-color1: hsl(0,0%,90%);
+$toc-background-color2: lighten($toc-background-color1, 5%);

 // Function prototype parameters color
-@prototype-param-color: darken(@default-link-color, 25%);
+$prototype-param-color: darken($default-link-color, 25%);

 // Message box color: note, pre, post and invariant
-@box-note-color: hsl(103,80%,85%);
+$box-note-color: hsl(103,80%,85%);

 // Message box color: warning and attention
-@box-warning-color: hsl(34,80%,85%);
+$box-warning-color: hsl(34,80%,85%);

 // Message box color: deprecated and bug
-@box-bug-color: hsl(333,80%,85%);
+$box-bug-color: hsl(333,80%,85%);

 // Message box color: todo and test
-@box-todo-color: hsl(200,80%,85%);
+$box-todo-color: hsl(200,80%,85%);

 // Message box helper function
-.message-box(@base-color) {
-	background:linear-gradient(to bottom,lighten(@base-color, 5%) 0%,@base-color 100%);
-	box-shadow:inset 0 0 32px darken(@base-color, 5%);
-	color:darken(@base-color, 67%);
-	border:2px solid desaturate(darken(@base-color, 10%), 20%);
+@mixin message-box($base-color){
+	background:linear-gradient(to bottom,lighten($base-color, 5%) 0%,$base-color 100%);
+	box-shadow:inset 0 0 32px darken($base-color, 5%);
+	color:darken($base-color, 67%);
+	border:2px solid desaturate(darken($base-color, 10%), 20%);
 }

 .sm-dox,.sm-dox a,.sm-dox a:focus,.sm-dox a:active,.sm-dox a:hover,.sm-dox a.highlighted,.sm-dox ul a:hover {
-    background:none;
-    text-shadow:none;
+	background:none;
+	text-shadow:none;
 }

 .sm-dox a span.sub-arrow {
-	border-color:@navbar-link-color transparent transparent transparent;
+	border-color:$navbar-link-color transparent transparent transparent;
 }

 .sm-dox a span.sub-arrow:active,.sm-dox a span.sub-arrow:focus,.sm-dox a span.sub-arrow:hover,.sm-dox a:hover span.sub-arrow {
-	border-color:@default-link-color transparent transparent transparent;
+	border-color:$default-link-color transparent transparent transparent;
 }

 .sm-dox ul a span.sub-arrow:active,.sm-dox ul a span.sub-arrow:focus,.sm-dox ul a span.sub-arrow:hover,.sm-dox ul a:hover span.sub-arrow {
-	border-color:transparent transparent transparent @default-link-color;
+	border-color:transparent transparent transparent $default-link-color;
 }

 .sm-dox ul a:hover {
-    background:@header-footer-link-color;
-    text-shadow:none;
+	background:$header-footer-link-color;
+	text-shadow:none;
 }

 .sm-dox ul.sm-nowrap a {
-	color:@default-text-color;
-    text-shadow:none;
+	color:$default-text-color;
+	text-shadow:none;
 }

 #main-nav,#main-menu,#main-menu a,#main-menu a:visited,#main-menu a:hover,#main-menu li,.memdoc,dl.reflist dd,div.toc li,.ah,span.lineno,span.lineno a,span.lineno a:hover,.note code,.pre code,.post code,.invariant code,.warning code,.attention code,.deprecated code,.bug code,.todo code,.test code,.doxtable code,.markdownTable code {
@@ -128,55 +128,61 @@ div.headertitle,.note code,.pre code,.post code,.invariant code,.warning code,.a
 }

 html,#titlearea,.footer,tr.even,.directory tr.even,.doxtable tr:nth-child(even),tr.markdownTableBody:nth-child(even),.mdescLeft,.mdescRight,.memItemLeft,.memItemRight,code,.markdownTableRowEven {
-	background:@header-footer-background-color;
+	background:$header-footer-background-color;
 }

 body {
-	color:@default-text-color;
+	color:$default-text-color;
 }

 h1,h2,h2.groupheader,h3,div.toc h3,h4,h5,h6,strong,em {
-	color:@heading-color;
+	color:$heading-color;
 	border-bottom:none;
 }

 h1 {
-  padding-top:0.5em;
-  font-size:180%;
+	padding-top:0.5em;
+	font-size:180%;
 }

 h2 {
-  padding-top:0.5em;
-  margin-bottom:0;
-  font-size:140%;
+	padding-top:0.5em;
+	margin-bottom:0;
+	font-size:140%;
 }

 h3 {
-  padding-top:0.5em;
-  margin-bottom:0;
-  font-size:110%;
+	padding-top:0.5em;
+	margin-bottom:0;
+	font-size:110%;
 }

 .glfwheader {
 	font-size:16px;
-	height:64px;
+	min-height:64px;
 	max-width:920px;
-	min-width:800px;
 	padding:0 32px;
 	margin:0 auto;
+
+	display: flex;
+	flex-direction: row;
+	flex-wrap: wrap;
+	justify-content: flex-start;
+	align-items: center;
+	align-content: stretch;
 }

 #glfwhome {
 	line-height:64px;
 	padding-right:48px;
-	color:@header-footer-link-color;
+	color:$header-footer-link-color;
 	font-size:2.5em;
 	background:url("https://www.glfw.org/css/arrow.png") no-repeat right;
 }

 .glfwnavbar {
 	list-style-type:none;
-	margin:0 auto;
+	margin:0 0 0 auto;
 	float:right;
 }

@@ -188,7 +194,11 @@ h3 {
 	line-height:64px;
 	margin-left:2em;
 	display:block;
-	color:@header-footer-link-color;
+	color:$header-footer-link-color;
+}
+
+.glfwnavbar {
+	padding-left: 0;
 }

 #glfwhome,.glfwnavbar a,.glfwnavbar a:visited {
@@ -196,7 +206,7 @@ h3 {
 }

 #titlearea,.footer {
-	color:@header-footer-link-color;
+	color:$header-footer-link-color;
 }

 address.footer {
@@ -206,48 +216,54 @@ address.footer {
 }

 #top {
-	background:@header-footer-link-color;
+	background:$header-footer-link-color;
 }

 #main-nav {
 	max-width:960px;
-	min-width:800px;
 	margin:0 auto;
 	font-size:13px;
 }

 #main-menu {
 	max-width:920px;
-	min-width:800px;
 	margin:0 auto;
 	font-size:13px;
 }

 .memtitle {
-    display:none;
+	display:none;
 }

 .memproto,.memname {
-    font-weight:bold;
-    text-shadow:none;
+	font-weight:bold;
+	text-shadow:none;
 }

 #main-menu {
-	height:36px;
-	display:block;
-	position:relative;
+	min-height:36px;
+	display: flex;
+	flex-direction: row;
+	flex-wrap: wrap;
+	justify-content: flex-start;
+	align-items: center;
+	align-content: stretch;
 }

 #main-menu a,#main-menu a:visited,#main-menu a:hover,#main-menu li {
-	color:@navbar-link-color;
+	color:$navbar-link-color;
 }

 #main-menu li ul.sm-nowrap li a {
-	color:@default-text-color;
+	color:$default-text-color;
 }

 #main-menu li ul.sm-nowrap li a:hover {
-	color:@default-link-color;
+	color:$default-link-color;
+}
+
+#main-menu > li:last-child {
+	margin: 0 0 0 auto;
 }

 .contents {
@@ -258,22 +274,22 @@ div.contents,div.header {
 	max-width:920px;
 	margin:0 auto;
 	padding:0 32px;
-	background:@content-background-color none;
+	background:$content-background-color none;
 }

 table.doxtable th,table.markdownTable th,dl.reflist dt {
-	background:linear-gradient(to bottom,@table-background-color2 0%,@table-background-color1 100%);
-	box-shadow:inset 0 0 32px @table-background-color1;
-	text-shadow:0 -1px 1px darken(@table-background-color1, 15%);
+	background:linear-gradient(to bottom,$table-background-color2 0%,$table-background-color1 100%);
+	box-shadow:inset 0 0 32px $table-background-color1;
+	text-shadow:0 -1px 1px darken($table-background-color1, 15%);
 	text-align:left;
-	color:@table-text-color;
+	color:$table-text-color;
 }

 dl.reflist dt a.el {
-	color:@default-link-color;
+	color:$default-link-color;
 	padding:.2em;
 	border-radius:4px;
-	background-color:lighten(@default-link-color, 40%);
+	background-color:lighten($default-link-color, 40%);
 }

 div.toc {
@@ -296,27 +312,27 @@ div.toc li {
 }

 div.toc,.memproto,div.qindex,div.ah {
-	background:linear-gradient(to bottom,@toc-background-color2 0%,@toc-background-color1 100%);
-	box-shadow:inset 0 0 32px @toc-background-color1;
-	text-shadow:0 1px 1px lighten(@toc-background-color2, 10%);
-	color:@heading-color;
-	border:2px solid @toc-background-color1;
+	background:linear-gradient(to bottom,$toc-background-color2 0%,$toc-background-color1 100%);
+	box-shadow:inset 0 0 32px $toc-background-color1;
+	text-shadow:0 1px 1px lighten($toc-background-color2, 10%);
+	color:$heading-color;
+	border:2px solid $toc-background-color1;
 	border-radius:4px;
 }

 .paramname {
-	color:@prototype-param-color;
+	color:$prototype-param-color;
 }

 dl.reflist dt {
-	border:2px solid @default-border-color;
+	border:2px solid $default-border-color;
 	border-top-left-radius:4px;
 	border-top-right-radius:4px;
 	border-bottom:none;
 }

 dl.reflist dd {
-	border:2px solid @default-border-color;
+	border:2px solid $default-border-color;
 	border-bottom-right-radius:4px;
 	border-bottom-left-radius:4px;
 	border-top:none;
@@ -325,41 +341,41 @@ dl.reflist dd {
 table.doxtable,table.markdownTable {
 	border-collapse:inherit;
 	border-spacing:0;
-	border:2px solid @default-border-color;
+	border:2px solid $default-border-color;
 	border-radius:4px;
 }

 a,a:hover,a:visited,a:visited:hover,.contents a:visited,.el,a.el:visited,#glfwhome:hover,#main-menu a:hover,span.lineno a:hover {
-	color:@default-link-color;
+	color:$default-link-color;
 	text-decoration:none;
 }

 div.directory {
 	border-collapse:inherit;
 	border-spacing:0;
-	border:2px solid @default-border-color;
+	border:2px solid $default-border-color;
 	border-radius:4px;
 }

 hr,.memSeparator {
 	height:2px;
-	background:linear-gradient(to right,@def-separator-color 0%,darken(@def-separator-color, 10%) 50%,@def-separator-color 100%);
+	background:linear-gradient(to right,$def-separator-color 0%,darken($def-separator-color, 10%) 50%,$def-separator-color 100%);
 }

 dl.note,dl.pre,dl.post,dl.invariant {
-	.message-box(@box-note-color);
+	@include message-box($box-note-color);
 }

 dl.warning,dl.attention {
-	.message-box(@box-warning-color);
+	@include message-box($box-warning-color);
 }

 dl.deprecated,dl.bug {
-	.message-box(@box-bug-color);
+	@include message-box($box-bug-color);
 }

 dl.todo,dl.test {
-	.message-box(@box-todo-color);
+	@include message-box($box-todo-color);
 }

 dl.note,dl.pre,dl.post,dl.invariant,dl.warning,dl.attention,dl.deprecated,dl.bug,dl.todo,dl.test {
@@ -388,7 +404,7 @@ div.fragment,pre.fragment {
 }

 .lineno a,.lineno a:visited,.line,pre.fragment {
-	color:@default-text-color;
+	color:$default-text-color;
 }

 span.preprocessor,span.comment {
@@ -400,7 +416,7 @@ a.code,a.code:visited {
 }

 span.keyword,span.keywordtype,span.keywordflow {
-	color:darken(@default-text-color, 5%);
+	color:darken($default-text-color, 5%);
 	font-weight:bold;
 }

@@ -1,7 +1,8 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml">
+<!DOCTYPE html>
+<html lang="en">
 <head>
 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
+<meta name="viewport" content="width=device-width, initial-scale=1.0">
 <meta http-equiv="X-UA-Compatible" content="IE=9"/>
 <meta name="generator" content="Doxygen $doxygenversion"/>
 <!--BEGIN PROJECT_NAME--><title>$projectname: $title</title><!--END PROJECT_NAME-->
@@ -550,10 +550,10 @@ int present = glfwJoystickPresent(GLFW_JOYSTICK_1);
 Each joystick has zero or more axes, zero or more buttons, zero or more hats,
 a human-readable name, a user pointer and an SDL compatible GUID.

-When GLFW is initialized, detected joysticks are added to the beginning of
-the array.  Once a joystick is detected, it keeps its assigned ID until it is
-disconnected or the library is terminated, so as joysticks are connected and
-disconnected, there may appear gaps in the IDs.
+Detected joysticks are added to the beginning of the array.  Once a joystick is
+detected, it keeps its assigned ID until it is disconnected or the library is
+terminated, so as joysticks are connected and disconnected, there may appear
+gaps in the IDs.

 Joystick axis, button and hat state is updated when polled and does not require
 a window to be created or events to be processed.  However, if you want joystick
@@ -648,7 +648,7 @@ const char* name = glfwGetJoystickName(GLFW_JOYSTICK_4);
@endcode

 Joystick names are not guaranteed to be unique.  Two joysticks of the same model
-and make may have the same name.  Only the [joystick token](@ref joysticks) is
+and make may have the same name.  Only the [joystick ID](@ref joysticks) is
 guaranteed to be unique, and only until that joystick is disconnected.


@@ -22,8 +22,8 @@ There are also guides for the other areas of GLFW.

 Before most GLFW functions may be called, the library must be initialized.
 This initialization checks what features are available on the machine,
-enumerates monitors and joysticks, initializes the timer and performs any
-required platform-specific initialization.
+enumerates monitors, initializes the timer and performs any required
+platform-specific initialization.

 Only the following functions may be called before the library has been
 successfully initialized, and only from the main thread.
@@ -62,6 +62,11 @@ before the application exits.  Modern systems are very good at freeing resources
 allocated by programs that exit, but GLFW sometimes has to change global system
 settings and these might not be restored without termination.

+@macos When the library is initialized the main menu and dock icon are created.
+These are not desirable for a command-line only program.  The creation of the
+main menu and dock icon can be disabled with the @ref GLFW_COCOA_MENUBAR init
+hint.
+

@subsection init_hints Initialization hints

@@ -86,7 +91,22 @@ Setting these hints requires no platform specific headers or functions.
@anchor GLFW_JOYSTICK_HAT_BUTTONS
 __GLFW_JOYSTICK_HAT_BUTTONS__ specifies whether to also expose joystick hats as
 buttons, for compatibility with earlier versions of GLFW that did not have @ref
-glfwGetJoystickHats.  Set this with @ref glfwInitHint.
+glfwGetJoystickHats.  Possible values are `GLFW_TRUE` and `GLFW_FALSE`.
+
+@anchor GLFW_ANGLE_PLATFORM_TYPE_hint
+__GLFW_ANGLE_PLATFORM_TYPE__ specifies the platform type (rendering backend) to
+request when using OpenGL ES and EGL via
+[ANGLE](https://chromium.googlesource.com/angle/angle/).  If the requested
+platform type is unavailable, ANGLE will use its default. Possible values are
+one of `GLFW_ANGLE_PLATFORM_TYPE_NONE`, `GLFW_ANGLE_PLATFORM_TYPE_OPENGL`,
+`GLFW_ANGLE_PLATFORM_TYPE_OPENGLES`, `GLFW_ANGLE_PLATFORM_TYPE_D3D9`,
+`GLFW_ANGLE_PLATFORM_TYPE_D3D11`, `GLFW_ANGLE_PLATFORM_TYPE_VULKAN` and
+`GLFW_ANGLE_PLATFORM_TYPE_METAL`.
+
+@par
+The ANGLE platform type is specified via the `EGL_ANGLE_platform_angle`
+extension.  This extension is not used if this hint is
+`GLFW_ANGLE_PLATFORM_TYPE_NONE`, which is the default value.


@subsubsection init_hints_osx macOS specific init hints
@@ -94,21 +114,24 @@ glfwGetJoystickHats.  Set this with @ref glfwInitHint.
@anchor GLFW_COCOA_CHDIR_RESOURCES_hint
 __GLFW_COCOA_CHDIR_RESOURCES__ specifies whether to set the current directory to
 the application to the `Contents/Resources` subdirectory of the application's
-bundle, if present.  Set this with @ref glfwInitHint.
+bundle, if present.  Possible values are `GLFW_TRUE` and `GLFW_FALSE`.  This is
+ignored on other platforms.

@anchor GLFW_COCOA_MENUBAR_hint
-__GLFW_COCOA_MENUBAR__ specifies whether to create a basic menu bar, either from
-a nib or manually, when the first window is created, which is when AppKit is
-initialized.  Set this with @ref glfwInitHint.
+__GLFW_COCOA_MENUBAR__ specifies whether to create the menu bar and dock icon
+when GLFW is initialized.  This applies whether the menu bar is created from
+a nib or manually by GLFW.  Possible values are `GLFW_TRUE` and `GLFW_FALSE`.
+This is ignored on other platforms.


@subsubsection init_hints_values Supported and default values

-Initialization hint             | Default value | Supported values
------------------------------- | ------------- | ----------------
-@ref GLFW_JOYSTICK_HAT_BUTTONS  | `GLFW_TRUE`   | `GLFW_TRUE` or `GLFW_FALSE`
-@ref GLFW_COCOA_CHDIR_RESOURCES | `GLFW_TRUE`   | `GLFW_TRUE` or `GLFW_FALSE`
-@ref GLFW_COCOA_MENUBAR         | `GLFW_TRUE`   | `GLFW_TRUE` or `GLFW_FALSE`
+Initialization hint             | Default value                   | Supported values
+------------------------------- | ------------------------------- | ----------------
+@ref GLFW_JOYSTICK_HAT_BUTTONS  | `GLFW_TRUE`                     | `GLFW_TRUE` or `GLFW_FALSE`
+@ref GLFW_ANGLE_PLATFORM_TYPE   | `GLFW_ANGLE_PLATFORM_TYPE_NONE` | `GLFW_ANGLE_PLATFORM_TYPE_NONE`, `GLFW_ANGLE_PLATFORM_TYPE_OPENGL`, `GLFW_ANGLE_PLATFORM_TYPE_OPENGLES`, `GLFW_ANGLE_PLATFORM_TYPE_D3D9`, `GLFW_ANGLE_PLATFORM_TYPE_D3D11`, `GLFW_ANGLE_PLATFORM_TYPE_VULKAN` or `GLFW_ANGLE_PLATFORM_TYPE_METAL`
+@ref GLFW_COCOA_CHDIR_RESOURCES | `GLFW_TRUE`                     | `GLFW_TRUE` or `GLFW_FALSE`
+@ref GLFW_COCOA_MENUBAR         | `GLFW_TRUE`                     | `GLFW_TRUE` or `GLFW_FALSE`


@subsection intro_init_terminate Terminating GLFW
@@ -362,8 +362,8 @@ should be using the character callback instead, on both GLFW 2 and 3.  This will
 give you the characters being input, as opposed to the keys being pressed.

 GLFW 3 has key tokens for all keys on a standard 105 key keyboard, so instead of
-having to remember whether to check for `'a'` or `'A'`, you now check for
-`GLFW_KEY_A`.
+having to remember whether to check for `a` or `A`, you now check for
+@ref GLFW_KEY_A.


@subsection moving_joystick Joystick function changes
@@ -27,6 +27,23 @@ are still available.
 For more information see @ref cursor_standard.


+@subsubsection mouse_passthrough_34 Mouse event passthrough
+
+GLFW now provides the [GLFW_MOUSE_PASSTHROUGH](@ref GLFW_MOUSE_PASSTHROUGH_hint)
+window hint for making a window transparent to mouse input, lettings events pass
+to whatever window is behind it.  This can also be changed after window
+creation with the matching [window attribute](@ref GLFW_MOUSE_PASSTHROUGH_attrib).
+
+
+@subsubsection features_34_angle_backend Support for ANGLE rendering backend selection
+
+GLFW now provides the
+[GLFW_ANGLE_PLATFORM_TYPE](@ref GLFW_ANGLE_PLATFORM_TYPE_hint) init hint for
+requesting a specific rendering backend when using
+[ANGLE](https://chromium.googlesource.com/angle/angle/) to create OpenGL ES
+contexts.
+
+
@subsubsection features_34_win32_keymenu Support for keyboard access to Windows window menu

 GLFW now provides the
@@ -38,6 +55,21 @@ applications.

@subsection caveats_34 Caveats for version 3.4

+@subsubsection joysticks_34 Joystick support is initialized on demand
+
+The joystick part of GLFW is now initialized when first used, primarily to work
+around faulty Windows drivers that cause DirectInput to take up to several
+seconds to enumerate devices.
+
+This change will usually not be observable.  However, if your application waits
+for events without having first called any joystick function or created any
+visible windows, the wait may never unblock as GLFW may not yet have subscribed
+to joystick related OS events.
+
+To work around this, call any joystick function before waiting for events, for
+example by setting a [joystick callback](@ref joystick_event).
+
+
@subsubsection standalone_34 Tests and examples are disabled when built as a sub-project

 GLFW now does not build the tests and examples when it is added as
@@ -52,10 +84,37 @@ add_subdirectory(path/to/glfw)
@endcode


+@subsubsection initmenu_34 macOS main menu now created at initialization
+
+GLFW now creates the main menu and completes the initialization of NSApplication
+during initialization.  Programs that do not want a main menu can disable it
+with the [GLFW_COCOA_MENUBAR](@ref GLFW_COCOA_MENUBAR_hint) init hint.
+
+
+@subsubsection corevideo_34 CoreVideo dependency has been removed
+
+GLFW no longer depends on the CoreVideo framework on macOS and it no longer
+needs to be specified during compilation or linking.
+
+
+@subsubsection caveat_fbtransparency_34 Framebuffer transparency requires DWM transparency
+
+GLFW no longer supports framebuffer transparency enabled via @ref
+GLFW_TRANSPARENT_FRAMEBUFFER on Windows 7 if DWM transparency is off
+(the Transparency setting under Personalization > Window Color).
+
+
@subsection deprecations_34 Deprecations in version 3.4

@subsection removals_34 Removals in 3.4

+@subsubsection wl_shell_34 Support for the wl_shell protocol has been removed
+
+Support for the wl_shell protocol has been removed and GLFW now only supports
+the XDG-Shell protocol.  If your Wayland compositor does not support XDG-Shell
+then GLFW will fail to initialize.
+
+
@subsection symbols_34 New symbols in version 3.4

@subsubsection functions_34 New functions in version 3.4
@@ -68,9 +127,21 @@ add_subdirectory(path/to/glfw)
 - @ref GLFW_RESIZE_NWSE_CURSOR
 - @ref GLFW_RESIZE_NESW_CURSOR
 - @ref GLFW_RESIZE_ALL_CURSOR
+ - @ref GLFW_MOUSE_PASSTHROUGH
 - @ref GLFW_NOT_ALLOWED_CURSOR
 - @ref GLFW_CURSOR_UNAVAILABLE
 - @ref GLFW_WIN32_KEYBOARD_MENU
+ - @ref GLFW_CONTEXT_DEBUG
+ - @ref GLFW_FEATURE_UNAVAILABLE
+ - @ref GLFW_FEATURE_UNIMPLEMENTED
+ - @ref GLFW_ANGLE_PLATFORM_TYPE
+ - @ref GLFW_ANGLE_PLATFORM_TYPE_NONE
+ - @ref GLFW_ANGLE_PLATFORM_TYPE_OPENGL
+ - @ref GLFW_ANGLE_PLATFORM_TYPE_OPENGLES
+ - @ref GLFW_ANGLE_PLATFORM_TYPE_D3D9
+ - @ref GLFW_ANGLE_PLATFORM_TYPE_D3D11
+ - @ref GLFW_ANGLE_PLATFORM_TYPE_VULKAN
+ - @ref GLFW_ANGLE_PLATFORM_TYPE_METAL


@section news_archive Release notes for earlier versions
@@ -18,43 +18,42 @@ behave differently in GLFW 3.

@subsection quick_include Including the GLFW header

-In the source files of your application where you use OpenGL or GLFW, you need
-to include the GLFW 3 header file.
+In the source files of your application where you use GLFW, you need to include
+its header file.

@code
 #include <GLFW/glfw3.h>
@endcode

-This defines all the constants, types and function prototypes of the GLFW API.
-It also includes the OpenGL header from your development environment and
-defines all the constants and types necessary for it to work on your platform
-without including any platform-specific headers.
+This header provides all the constants, types and function prototypes of the
+GLFW API.

-In other words:
+By default it also includes the OpenGL header from your development environment.
+On some platforms this header only supports older versions of OpenGL.  The most
+extreme case is Windows, where it typically only supports OpenGL 1.2.

- Do _not_ include the OpenGL header yourself, as GLFW does this for you in
-  a platform-independent way
- Do _not_ include `windows.h` or other platform-specific headers unless
-  you plan on using those APIs yourself
- If you _do_ need to include such headers, include them _before_ the GLFW
-  header and it will detect this
-
-On some platforms supported by GLFW the OpenGL header and link library only
-expose older versions of OpenGL.  The most extreme case is Windows, which only
-exposes OpenGL 1.2.  The easiest way to work around this is to use an
-[extension loader library](@ref context_glext_auto).
-
-If you are using such a library then you should include its header _before_ the
-GLFW header.  This lets it replace the OpenGL header included by GLFW without
-conflicts.  This example uses
-[glad2](https://github.com/Dav1dde/glad), but the same rule applies to all such
-libraries.
+Most programs will instead use an
+[extension loader library](@ref context_glext_auto) and include its header.
+This example uses files generated by [glad](https://gen.glad.sh/).  The GLFW
+header can detect most such headers if they are included first and will then not
+include the one from your development environment.

@code
 #include <glad/gl.h>
 #include <GLFW/glfw3.h>
@endcode

+To make sure there will be no header conflicts, you can define @ref
+GLFW_INCLUDE_NONE before the GLFW header to explicitly disable inclusion of the
+development environment header.  This also allows the two headers to be included
+in any order.
+
+@code
+#define GLFW_INCLUDE_NONE
+#include <GLFW/glfw3.h>
+#include <glad/gl.h>
+@endcode
+

@subsection quick_init_term Initializing and terminating GLFW

@@ -251,12 +250,16 @@ glViewport(0, 0, width, height);
 You can also set a framebuffer size callback using @ref
 glfwSetFramebufferSizeCallback and be notified when the size changes.

-Actual rendering with OpenGL is outside the scope of this tutorial, but there
-are [many](https://open.gl/) [excellent](https://learnopengl.com/)
-[tutorial](http://openglbook.com/) [sites](http://ogldev.atspace.co.uk/) that
-teach modern OpenGL.  Some of them use GLFW to create the context and window
-while others use GLUT or SDL, but remember that OpenGL itself always works the
-same.
+The details of how to render with OpenGL is outside the scope of this tutorial,
+but there are many excellent resources for learning modern OpenGL.  Here are
+a few of them:
+
+ - [Anton's OpenGL 4 Tutorials](https://antongerdelan.net/opengl/)
+ - [Learn OpenGL](https://learnopengl.com/)
+ - [Open.GL](https://open.gl/)
+
+These all happen to use GLFW, but OpenGL itself works the same whatever API you
+use to create the window and context.


@subsection quick_timer Reading the timer
@@ -4,8 +4,8 @@

@tableofcontents

-This guide is intended to fill the gaps between the [Vulkan
-documentation](https://www.khronos.org/vulkan/) and the rest of the GLFW
+This guide is intended to fill the gaps between the official [Vulkan
+resources](https://www.khronos.org/vulkan/) and the rest of the GLFW
 documentation and is not a replacement for either.  It assumes some familiarity
 with Vulkan concepts like loaders, devices, queues and surfaces and leaves it to
 the Vulkan documentation to explain the details of Vulkan functions.
@@ -14,7 +14,12 @@ To develop for Vulkan you should download the [LunarG Vulkan
 SDK](https://vulkan.lunarg.com/) for your platform.  Apart from headers and link
 libraries, they also provide the validation layers necessary for development.

-For details on a specific function in this category, see the @ref vulkan.  There
+The [Vulkan Tutorial](https://vulkan-tutorial.com/) has more information on how
+to use GLFW and Vulkan.  The [Khronos Vulkan
+Samples](https://github.com/KhronosGroup/Vulkan-Samples) also use GLFW, although
+with a small framework in between.
+
+For details on a specific Vulkan support function, see the @ref vulkan.  There
 are also guides for the other areas of the GLFW API.

 - @ref intro_guide
@@ -234,13 +234,6 @@ alpha channel will be used to combine the framebuffer with the background.  This
 does not affect window decorations.  Possible values are `GLFW_TRUE` and
 `GLFW_FALSE`.

-@par
-@win32 GLFW sets a color key for the window to work around repainting issues
-with a transparent framebuffer.  The chosen color value is RGB 255,0,255
-(magenta).  This will make pixels with that exact color fully transparent
-regardless of their alpha values.  If this is a problem, make these pixels any
-other color before buffer swap.
-
@anchor GLFW_FOCUS_ON_SHOW_hint
 __GLFW_FOCUS_ON_SHOW__ specifies whether the window will be given input
 focus when @ref glfwShowWindow is called. Possible values are `GLFW_TRUE` and `GLFW_FALSE`.
@@ -255,6 +248,13 @@ This hint only has an effect on platforms where screen coordinates and pixels
 always map 1:1 such as Windows and X11.  On platforms like macOS the resolution
 of the framebuffer is changed independently of the window size.

+@anchor GLFW_MOUSE_PASSTHROUGH_hint
+__GLFW_MOUSE_PASSTHROUGH__ specifies whether the window is transparent to mouse
+input, letting any mouse events pass through to whatever window is behind it.
+This is only supported for undecorated windows.  Decorated windows with this
+enabled will behave differently between platforms.  Possible values are
+`GLFW_TRUE` and `GLFW_FALSE`.
+

@subsubsection window_hints_fb Framebuffer related hints

@@ -405,11 +405,20 @@ version is 3.0 or above.  If OpenGL ES is requested, this hint is ignored.
 Forward-compatibility is described in detail in the
 [OpenGL Reference Manual](https://www.opengl.org/registry/).

+@anchor GLFW_CONTEXT_DEBUG_hint
@anchor GLFW_OPENGL_DEBUG_CONTEXT_hint
-__GLFW_OPENGL_DEBUG_CONTEXT__ specifies whether to create a debug OpenGL
-context, which may have additional error and performance issue reporting
-functionality.  Possible values are `GLFW_TRUE` and `GLFW_FALSE`.  If OpenGL ES
-is requested, this hint is ignored.
+__GLFW_CONTEXT_DEBUG__ specifies whether the context should be created in debug
+mode, which may provide additional error and diagnostic reporting functionality.
+Possible values are `GLFW_TRUE` and `GLFW_FALSE`.
+
+@par
+Debug contexts for OpenGL and OpenGL ES are described in detail by the
+[GL_KHR_debug](https://www.khronos.org/registry/OpenGL/extensions/KHR/KHR_debug.txt)
+extension.
+
+@par
+This is the new name, introduced in GLFW 3.4.  The older
+`GLFW_OPENGL_DEBUG_CONTEXT` name is also available for compatibility.

@anchor GLFW_OPENGL_PROFILE_hint
 __GLFW_OPENGL_PROFILE__ specifies which OpenGL profile to create the context
@@ -518,6 +527,7 @@ GLFW_CENTER_CURSOR            | `GLFW_TRUE`                 | `GLFW_TRUE` or `GL
 GLFW_TRANSPARENT_FRAMEBUFFER  | `GLFW_FALSE`                | `GLFW_TRUE` or `GLFW_FALSE`
 GLFW_FOCUS_ON_SHOW            | `GLFW_TRUE`                 | `GLFW_TRUE` or `GLFW_FALSE`
 GLFW_SCALE_TO_MONITOR         | `GLFW_FALSE`                | `GLFW_TRUE` or `GLFW_FALSE`
+GLFW_MOUSE_PASSTHROUGH        | `GLFW_FALSE`                | `GLFW_TRUE` or `GLFW_FALSE`
 GLFW_RED_BITS                 | 8                           | 0 to `INT_MAX` or `GLFW_DONT_CARE`
 GLFW_GREEN_BITS               | 8                           | 0 to `INT_MAX` or `GLFW_DONT_CARE`
 GLFW_BLUE_BITS                | 8                           | 0 to `INT_MAX` or `GLFW_DONT_CARE`
@@ -541,7 +551,7 @@ GLFW_CONTEXT_VERSION_MINOR    | 0                           | Any valid minor ve
 GLFW_CONTEXT_ROBUSTNESS       | `GLFW_NO_ROBUSTNESS`        | `GLFW_NO_ROBUSTNESS`, `GLFW_NO_RESET_NOTIFICATION` or `GLFW_LOSE_CONTEXT_ON_RESET`
 GLFW_CONTEXT_RELEASE_BEHAVIOR | `GLFW_ANY_RELEASE_BEHAVIOR` | `GLFW_ANY_RELEASE_BEHAVIOR`, `GLFW_RELEASE_BEHAVIOR_FLUSH` or `GLFW_RELEASE_BEHAVIOR_NONE`
 GLFW_OPENGL_FORWARD_COMPAT    | `GLFW_FALSE`                | `GLFW_TRUE` or `GLFW_FALSE`
-GLFW_OPENGL_DEBUG_CONTEXT     | `GLFW_FALSE`                | `GLFW_TRUE` or `GLFW_FALSE`
+GLFW_CONTEXT_DEBUG            | `GLFW_FALSE`                | `GLFW_TRUE` or `GLFW_FALSE`
 GLFW_OPENGL_PROFILE           | `GLFW_OPENGL_ANY_PROFILE`   | `GLFW_OPENGL_ANY_PROFILE`, `GLFW_OPENGL_COMPAT_PROFILE` or `GLFW_OPENGL_CORE_PROFILE`
 GLFW_WIN32_KEYBOARD_MENU      | `GLFW_FALSE`                | `GLFW_TRUE` or `GLFW_FALSE`
 GLFW_COCOA_RETINA_FRAMEBUFFER | `GLFW_TRUE`                 | `GLFW_TRUE` or `GLFW_FALSE`
@@ -1218,7 +1228,11 @@ If the system does not support whole window transparency, this function always
 returns one.

 GLFW comes with a test program that lets you control whole window transparency
-at run-time called `opacity`.
+at run-time called `window`.
+
+If you want to use either of these transparency methods to display a temporary
+overlay like for example a notification, the @ref GLFW_FLOATING and @ref
+GLFW_MOUSE_PASSTHROUGH window hints and attributes may be useful.


@subsection window_attribs Window attributes
@@ -1308,6 +1322,15 @@ focus when @ref glfwShowWindow is called. This can be set before creation
 with the [GLFW_FOCUS_ON_SHOW](@ref GLFW_FOCUS_ON_SHOW_hint) window hint or
 after with @ref glfwSetWindowAttrib.

+@anchor GLFW_MOUSE_PASSTHROUGH_attrib
+__GLFW_MOUSE_PASSTHROUGH__ specifies whether the window is transparent to mouse
+input, letting any mouse events pass through to whatever window is behind it.
+This can be set before creation with the
+[GLFW_MOUSE_PASSTHROUGH](@ref GLFW_MOUSE_PASSTHROUGH_hint) window hint or after
+with @ref glfwSetWindowAttrib.  This is only supported for undecorated windows.
+Decorated windows with this enabled will behave differently between platforms.
+
+
@subsubsection window_attribs_ctx Context related attributes

@anchor GLFW_CLIENT_API_attrib
@@ -1334,9 +1357,14 @@ of the GLFW header.
 __GLFW_OPENGL_FORWARD_COMPAT__ is `GLFW_TRUE` if the window's context is an
 OpenGL forward-compatible one, or `GLFW_FALSE` otherwise.

+@anchor GLFW_CONTEXT_DEBUG_attrib
@anchor GLFW_OPENGL_DEBUG_CONTEXT_attrib
-__GLFW_OPENGL_DEBUG_CONTEXT__ is `GLFW_TRUE` if the window's context is an
-OpenGL debug context, or `GLFW_FALSE` otherwise.
+__GLFW_CONTEXT_DEBUG__ is `GLFW_TRUE` if the window's context is in debug
+mode, or `GLFW_FALSE` otherwise.
+
+@par
+This is the new name, introduced in GLFW 3.4.  The older
+`GLFW_OPENGL_DEBUG_CONTEXT` name is also available for compatibility.

@anchor GLFW_OPENGL_PROFILE_attrib
 __GLFW_OPENGL_PROFILE__ indicates the OpenGL profile used by the context.  This
@@ -1,7 +1,7 @@

 link_libraries(glfw)

-include_directories(${glfw_INCLUDE_DIRS} "${GLFW_SOURCE_DIR}/deps")
+include_directories("${GLFW_SOURCE_DIR}/deps")

 if (MATH_LIBRARY)
    link_libraries("${MATH_LIBRARY}")
@@ -11,27 +11,10 @@ if (MSVC)
    add_definitions(-D_CRT_SECURE_NO_WARNINGS)
 endif()

-if (GLFW_USE_OSMESA)
-    add_definitions(-DUSE_NATIVE_OSMESA)
-endif()
-
 if (WIN32)
    set(ICON glfw.rc)
 elseif (APPLE)
    set(ICON glfw.icns)
-    set_source_files_properties(glfw.icns PROPERTIES
-        MACOSX_PACKAGE_LOCATION "Resources")
-endif()
-
-if (${CMAKE_VERSION} VERSION_EQUAL "3.1.0" OR
-    ${CMAKE_VERSION} VERSION_GREATER "3.1.0")
-    set(CMAKE_C_STANDARD 99)
-else()
-    # Remove this fallback when removing support for CMake version less than 3.1
-    add_compile_options("$<$<C_COMPILER_ID:AppleClang>:-std=c99>"
-                        "$<$<C_COMPILER_ID:Clang>:-std=c99>"
-                        "$<$<C_COMPILER_ID:GNU>:-std=c99>")
-
 endif()

 set(GLAD_GL "${GLFW_SOURCE_DIR}/deps/glad/gl.h"
@@ -50,21 +33,29 @@ add_executable(sharing WIN32 MACOSX_BUNDLE sharing.c ${ICON} ${GLAD_GL})
 add_executable(splitview WIN32 MACOSX_BUNDLE splitview.c ${ICON} ${GLAD_GL})
 add_executable(triangle-opengl WIN32 MACOSX_BUNDLE triangle-opengl.c ${ICON} ${GLAD_GL})
 add_executable(wave WIN32 MACOSX_BUNDLE wave.c ${ICON} ${GLAD_GL})
+add_executable(windows WIN32 MACOSX_BUNDLE windows.c ${ICON} ${GLAD_GL})

-target_link_libraries(particles "${CMAKE_THREAD_LIBS_INIT}")
+target_link_libraries(particles Threads::Threads)
 if (RT_LIBRARY)
    target_link_libraries(particles "${RT_LIBRARY}")
 endif()

-set(WINDOWS_BINARIES boing gears heightmap particles sharing splitview triangle-opengl wave)
+set(GUI_ONLY_BINARIES boing gears heightmap particles sharing splitview
+    triangle-opengl wave windows)
 set(CONSOLE_BINARIES offscreen)

-set_target_properties(${WINDOWS_BINARIES} ${CONSOLE_BINARIES} PROPERTIES
+set_target_properties(${GUI_ONLY_BINARIES} ${CONSOLE_BINARIES} PROPERTIES
+                      C_STANDARD 99
                      FOLDER "GLFW3/Examples")

+if (GLFW_USE_OSMESA)
+    find_package(OSMesa REQUIRED)
+    target_compile_definitions(offscreen PRIVATE USE_NATIVE_OSMESA)
+endif()
+
 if (MSVC)
    # Tell MSVC to use main instead of WinMain for Windows subsystem executables
-    set_target_properties(${WINDOWS_BINARIES} PROPERTIES
+    set_target_properties(${GUI_ONLY_BINARIES} PROPERTIES
                          LINK_FLAGS "/ENTRY:mainCRTStartup")
 endif()

@@ -77,12 +68,14 @@ if (APPLE)
    set_target_properties(triangle-opengl PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "OpenGL Triangle")
    set_target_properties(splitview PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "SplitView")
    set_target_properties(wave PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Wave")
+    set_target_properties(windows PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Windows")

-    set_target_properties(${WINDOWS_BINARIES} PROPERTIES
-                          RESOURCE glfw.icns
+    set_source_files_properties(glfw.icns PROPERTIES
+                                MACOSX_PACKAGE_LOCATION "Resources")
+    set_target_properties(${GUI_ONLY_BINARIES} PROPERTIES
                          MACOSX_BUNDLE_SHORT_VERSION_STRING ${GLFW_VERSION}
                          MACOSX_BUNDLE_LONG_VERSION_STRING ${GLFW_VERSION}
                          MACOSX_BUNDLE_ICON_FILE glfw.icns
-                          MACOSX_BUNDLE_INFO_PLIST "${GLFW_SOURCE_DIR}/CMake/MacOSXBundleInfo.plist.in")
+                          MACOSX_BUNDLE_INFO_PLIST "${GLFW_SOURCE_DIR}/CMake/Info.plist.in")
 endif()

@@ -148,6 +148,7 @@ int main(void)
    glUseProgram(program);
    glUniformMatrix4fv(mvp_location, 1, GL_FALSE, (const GLfloat*) mvp);
    glDrawArrays(GL_TRIANGLES, 0, 3);
+    glFinish();

 #if USE_NATIVE_OSMESA
    glfwGetOSMesaColorBuffer(window, &width, &height, NULL, (void**) &buffer);
@@ -0,0 +1,109 @@
+//========================================================================
+// Simple multi-window example
+// Copyright (c) Camilla Löwy <elmindreda@glfw.org>
+//
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented; you must not
+//    claim that you wrote the original software. If you use this software
+//    in a product, an acknowledgment in the product documentation would
+//    be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such, and must not
+//    be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source
+//    distribution.
+//
+//========================================================================
+
+#include <glad/gl.h>
+#define GLFW_INCLUDE_NONE
+#include <GLFW/glfw3.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char** argv)
+{
+    int xpos, ypos, height;
+    const char* description;
+    GLFWwindow* windows[4];
+
+    if (!glfwInit())
+    {
+        glfwGetError(&description);
+        printf("Error: %s\n", description);
+        exit(EXIT_FAILURE);
+    }
+
+    glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE);
+    glfwWindowHint(GLFW_DECORATED, GLFW_FALSE);
+
+    glfwGetMonitorWorkarea(glfwGetPrimaryMonitor(), &xpos, &ypos, NULL, &height);
+
+    for (int i = 0;  i < 4;  i++)
+    {
+        const int size = height / 5;
+        const struct
+        {
+            float r, g, b;
+        } colors[] =
+        {
+            { 0.95f, 0.32f, 0.11f },
+            { 0.50f, 0.80f, 0.16f },
+            {   0.f, 0.68f, 0.94f },
+            { 0.98f, 0.74f, 0.04f }
+        };
+
+        if (i > 0)
+            glfwWindowHint(GLFW_FOCUS_ON_SHOW, GLFW_FALSE);
+
+        windows[i] = glfwCreateWindow(size, size, "Multi-Window Example", NULL, NULL);
+        if (!windows[i])
+        {
+            glfwGetError(&description);
+            printf("Error: %s\n", description);
+            glfwTerminate();
+            exit(EXIT_FAILURE);
+        }
+
+        glfwSetWindowPos(windows[i],
+                         xpos + size * (1 + (i & 1)),
+                         ypos + size * (1 + (i >> 1)));
+        glfwSetInputMode(windows[i], GLFW_STICKY_KEYS, GLFW_TRUE);
+
+        glfwMakeContextCurrent(windows[i]);
+        gladLoadGL(glfwGetProcAddress);
+        glClearColor(colors[i].r, colors[i].g, colors[i].b, 1.f);
+    }
+
+    for (int i = 0;  i < 4;  i++)
+        glfwShowWindow(windows[i]);
+
+    for (;;)
+    {
+        for (int i = 0;  i < 4;  i++)
+        {
+            glfwMakeContextCurrent(windows[i]);
+            glClear(GL_COLOR_BUFFER_BIT);
+            glfwSwapBuffers(windows[i]);
+
+            if (glfwWindowShouldClose(windows[i]) ||
+                glfwGetKey(windows[i], GLFW_KEY_ESCAPE))
+            {
+                glfwTerminate();
+                exit(EXIT_SUCCESS);
+            }
+        }
+
+        glfwWaitEvents();
+    }
+}
+
@@ -52,7 +52,7 @@ extern "C" {
 *  This is the reference documentation for OpenGL and OpenGL ES context related
 *  functions.  For more task-oriented information, see the @ref context_guide.
 */
-/*! @defgroup vulkan Vulkan reference
+/*! @defgroup vulkan Vulkan support reference
 *  @brief Functions and types related to Vulkan.
 *
 *  This is the reference documentation for Vulkan related functions and types.
@@ -193,7 +193,38 @@ extern "C" {

 #endif /*__APPLE__*/

-#elif !defined(GLFW_INCLUDE_NONE)
+#elif defined(GLFW_INCLUDE_GLU)
+
+ #if defined(__APPLE__)
+
+  #if defined(GLFW_INCLUDE_GLU)
+   #include <OpenGL/glu.h>
+  #endif
+
+ #else /*__APPLE__*/
+
+  #if defined(GLFW_INCLUDE_GLU)
+   #include <GL/glu.h>
+  #endif
+
+ #endif /*__APPLE__*/
+
+#elif !defined(GLFW_INCLUDE_NONE) && \
+      !defined(__gl_h_) && \
+      !defined(__gles1_gl_h_) && \
+      !defined(__gles2_gl2_h_) && \
+      !defined(__gles2_gl3_h_) && \
+      !defined(__gles2_gl31_h_) && \
+      !defined(__gles2_gl32_h_) && \
+      !defined(__gl_glcorearb_h_) && \
+      !defined(__gl2_h_) /*legacy*/ && \
+      !defined(__gl3_h_) /*legacy*/ && \
+      !defined(__gl31_h_) /*legacy*/ && \
+      !defined(__gl32_h_) /*legacy*/ && \
+      !defined(__glcorearb_h_) /*legacy*/ && \
+      !defined(__GL_H__) /*non-standard*/ && \
+      !defined(__gltypes_h_) /*non-standard*/ && \
+      !defined(__glee_h_) /*non-standard*/

 #if defined(__APPLE__)

@@ -201,9 +232,6 @@ extern "C" {
   #define GL_GLEXT_LEGACY
  #endif
  #include <OpenGL/gl.h>
-  #if defined(GLFW_INCLUDE_GLU)
-   #include <OpenGL/glu.h>
-  #endif

 #else /*__APPLE__*/

@@ -211,9 +239,6 @@ extern "C" {
  #if defined(GLFW_INCLUDE_GLEXT)
   #include <GL/glext.h>
  #endif
-  #if defined(GLFW_INCLUDE_GLU)
-   #include <GL/glu.h>
-  #endif

 #endif /*__APPLE__*/

@@ -768,6 +793,33 @@ extern "C" {
 *  [custom cursor](@ref cursor_custom).
 */
 #define GLFW_CURSOR_UNAVAILABLE     0x0001000B
+/*! @brief The requested feature is not provided by the platform.
+ *
+ *  The requested feature is not provided by the platform, so GLFW is unable to
+ *  implement it.  The documentation for each function notes if it could emit
+ *  this error.
+ *
+ *  @analysis Platform or platform version limitation.  The error can be ignored
+ *  unless the feature is critical to the application.
+ *
+ *  @par
+ *  A function call that emits this error has no effect other than the error and
+ *  updating any existing out parameters.
+ */
+#define GLFW_FEATURE_UNAVAILABLE    0x0001000C
+/*! @brief The requested feature is not implemented for the platform.
+ *
+ *  The requested feature has not yet been implemented in GLFW for this platform.
+ *
+ *  @analysis An incomplete implementation of GLFW for this platform, hopefully
+ *  fixed in a future release.  The error can be ignored unless the feature is
+ *  critical to the application.
+ *
+ *  @par
+ *  A function call that emits this error has no effect other than the error and
+ *  updating any existing out parameters.
+ */
+#define GLFW_FEATURE_UNIMPLEMENTED  0x0001000D
 /*! @} */

 /*! @addtogroup window
@@ -843,6 +895,13 @@ extern "C" {
 */
 #define GLFW_FOCUS_ON_SHOW          0x0002000C

+/*! @brief Mouse input transparency window hint and attribute
+ *
+ *  Mouse input transparency [window hint](@ref GLFW_MOUSE_PASSTHROUGH_hint) or
+ *  [window attribute](@ref GLFW_MOUSE_PASSTHROUGH_attrib).
+ */
+#define GLFW_MOUSE_PASSTHROUGH      0x0002000D
+
 /*! @brief Framebuffer bit depth hint.
 *
 *  Framebuffer bit depth [hint](@ref GLFW_RED_BITS).
@@ -960,12 +1019,17 @@ extern "C" {
 *  and [attribute](@ref GLFW_OPENGL_FORWARD_COMPAT_attrib).
 */
 #define GLFW_OPENGL_FORWARD_COMPAT  0x00022006
-/*! @brief OpenGL debug context hint and attribute.
+/*! @brief Debug mode context hint and attribute.
 *
- *  OpenGL debug context [hint](@ref GLFW_OPENGL_DEBUG_CONTEXT_hint) and
- *  [attribute](@ref GLFW_OPENGL_DEBUG_CONTEXT_attrib).
+ *  Debug mode context [hint](@ref GLFW_CONTEXT_DEBUG_hint) and
+ *  [attribute](@ref GLFW_CONTEXT_DEBUG_attrib).
 */
-#define GLFW_OPENGL_DEBUG_CONTEXT   0x00022007
+#define GLFW_CONTEXT_DEBUG          0x00022007
+/*! @brief Legacy name for compatibility.
+ *
+ *  This is an alias for compatibility with earlier versions.
+ */
+#define GLFW_OPENGL_DEBUG_CONTEXT   GLFW_CONTEXT_DEBUG
 /*! @brief OpenGL profile hint and attribute.
 *
 *  OpenGL profile [hint](@ref GLFW_OPENGL_PROFILE_hint) and
@@ -1047,6 +1111,14 @@ extern "C" {
 #define GLFW_EGL_CONTEXT_API        0x00036002
 #define GLFW_OSMESA_CONTEXT_API     0x00036003

+#define GLFW_ANGLE_PLATFORM_TYPE_NONE    0x00037001
+#define GLFW_ANGLE_PLATFORM_TYPE_OPENGL  0x00037002
+#define GLFW_ANGLE_PLATFORM_TYPE_OPENGLES 0x00037003
+#define GLFW_ANGLE_PLATFORM_TYPE_D3D9    0x00037004
+#define GLFW_ANGLE_PLATFORM_TYPE_D3D11   0x00037005
+#define GLFW_ANGLE_PLATFORM_TYPE_VULKAN  0x00037007
+#define GLFW_ANGLE_PLATFORM_TYPE_METAL   0x00037008
+
 /*! @defgroup shapes Standard cursor shapes
 *  @brief Standard system cursor shapes.
 *
@@ -1163,6 +1235,11 @@ extern "C" {
 *  Joystick hat buttons [init hint](@ref GLFW_JOYSTICK_HAT_BUTTONS).
 */
 #define GLFW_JOYSTICK_HAT_BUTTONS   0x00050001
+/*! @brief ANGLE rendering backend init hint.
+ *
+ *  ANGLE rendering backend [init hint](@ref GLFW_ANGLE_PLATFORM_TYPE_hint).
+ */
+#define GLFW_ANGLE_PLATFORM_TYPE    0x00050002
 /*! @brief macOS specific init hint.
 *
 *  macOS specific [init hint](@ref GLFW_COCOA_CHDIR_RESOURCES_hint).
@@ -1406,7 +1483,7 @@ typedef void (* GLFWwindowiconifyfun)(GLFWwindow*,int);
 *  @endcode
 *
 *  @param[in] window The window that was maximized or restored.
- *  @param[in] iconified `GLFW_TRUE` if the window was maximized, or
+ *  @param[in] maximized `GLFW_TRUE` if the window was maximized, or
 *  `GLFW_FALSE` if it was restored.
 *
 *  @sa @ref window_maximize
@@ -1831,6 +1908,18 @@ typedef struct GLFWgamepadstate
 *  bundle, if present.  This can be disabled with the @ref
 *  GLFW_COCOA_CHDIR_RESOURCES init hint.
 *
+ *  @remark @macos This function will create the main menu and dock icon for the
+ *  application.  If GLFW finds a `MainMenu.nib` it is loaded and assumed to
+ *  contain a menu bar.  Otherwise a minimal menu bar is created manually with
+ *  common commands like Hide, Quit and About.  The About entry opens a minimal
+ *  about dialog with information from the application's bundle.  The menu bar
+ *  and dock icon can be disabled entirely with the @ref GLFW_COCOA_MENUBAR init
+ *  hint.
+ *
+ *  @remark @x11 This function will set the `LC_CTYPE` category of the
+ *  application locale according to the current environment if that category is
+ *  still "C".  This is because the "C" locale breaks Unicode text input.
+ *
 *  @thread_safety This function must only be called from the main thread.
 *
 *  @sa @ref intro_init
@@ -1854,6 +1943,8 @@ GLFWAPI int glfwInit(void);
 *  call this function, as it is called by @ref glfwInit before it returns
 *  failure.
 *
+ *  This function has no effect if GLFW is not initialized.
+ *
 *  @errors Possible errors include @ref GLFW_PLATFORM_ERROR.
 *
 *  @remark This function may be called before @ref glfwInit.
@@ -2670,13 +2761,6 @@ GLFWAPI void glfwWindowHintString(int hint, const char* value);
 *  [Bundle Programming Guide](https://developer.apple.com/library/mac/documentation/CoreFoundation/Conceptual/CFBundles/)
 *  in the Mac Developer Library.
 *
- *  @remark @macos The first time a window is created the menu bar is created.
- *  If GLFW finds a `MainMenu.nib` it is loaded and assumed to contain a menu
- *  bar.  Otherwise a minimal menu bar is created manually with common commands
- *  like Hide, Quit and About.  The About entry opens a minimal about dialog
- *  with information from the application's bundle.  Menu bar creation can be
- *  disabled entirely with the @ref GLFW_COCOA_MENUBAR init hint.
- *
 *  @remark @macos On OS X 10.10 and later the window frame will not be rendered
 *  at full resolution on Retina displays unless the
 *  [GLFW_COCOA_RETINA_FRAMEBUFFER](@ref GLFW_COCOA_RETINA_FRAMEBUFFER_hint)
@@ -2685,7 +2769,7 @@ GLFWAPI void glfwWindowHintString(int hint, const char* value);
 *  [High Resolution Guidelines for OS X](https://developer.apple.com/library/mac/documentation/GraphicsAnimation/Conceptual/HighResolutionOSX/Explained/Explained.html)
 *  in the Mac Developer Library.  The GLFW test and example programs use
 *  a custom `Info.plist` template for this, which can be found as
- *  `CMake/MacOSXBundleInfo.plist.in` in the source tree.
+ *  `CMake/Info.plist.in` in the source tree.
 *
 *  @remark @macos When activating frame autosaving with
 *  [GLFW_COCOA_FRAME_NAME](@ref GLFW_COCOA_FRAME_NAME_hint), the specified
@@ -2849,21 +2933,21 @@ GLFWAPI void glfwSetWindowTitle(GLFWwindow* window, const char* title);
 *  @param[in] images The images to create the icon from.  This is ignored if
 *  count is zero.
 *
- *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref
- *  GLFW_PLATFORM_ERROR.
+ *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref
+ *  GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks).
 *
 *  @pointer_lifetime The specified image data is copied before this function
 *  returns.
 *
- *  @remark @macos The GLFW window has no icon, as it is not a document
- *  window, so this function does nothing.  The dock icon will be the same as
+ *  @remark @macos Regular windows do not have icons on macOS.  This function
+ *  will emit @ref GLFW_FEATURE_UNAVAILABLE.  The dock icon will be the same as
 *  the application bundle's icon.  For more information on bundles, see the
 *  [Bundle Programming Guide](https://developer.apple.com/library/mac/documentation/CoreFoundation/Conceptual/CFBundles/)
 *  in the Mac Developer Library.
 *
 *  @remark @wayland There is no existing protocol to change an icon, the
 *  window will thus inherit the one defined in the application's desktop file.
- *  This function always emits @ref GLFW_PLATFORM_ERROR.
+ *  This function will emit @ref GLFW_FEATURE_UNAVAILABLE.
 *
 *  @thread_safety This function must only be called from the main thread.
 *
@@ -2889,12 +2973,12 @@ GLFWAPI void glfwSetWindowIcon(GLFWwindow* window, int count, const GLFWimage* i
 *  @param[out] ypos Where to store the y-coordinate of the upper-left corner of
 *  the content area, or `NULL`.
 *
- *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref
- *  GLFW_PLATFORM_ERROR.
+ *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref
+ *  GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks).
 *
 *  @remark @wayland There is no way for an application to retrieve the global
- *  position of its windows, this function will always emit @ref
- *  GLFW_PLATFORM_ERROR.
+ *  position of its windows.  This function will emit @ref
+ *  GLFW_FEATURE_UNAVAILABLE.
 *
 *  @thread_safety This function must only be called from the main thread.
 *
@@ -2923,12 +3007,12 @@ GLFWAPI void glfwGetWindowPos(GLFWwindow* window, int* xpos, int* ypos);
 *  @param[in] xpos The x-coordinate of the upper-left corner of the content area.
 *  @param[in] ypos The y-coordinate of the upper-left corner of the content area.
 *
- *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref
- *  GLFW_PLATFORM_ERROR.
+ *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref
+ *  GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks).
 *
 *  @remark @wayland There is no way for an application to set the global
- *  position of its windows, this function will always emit @ref
- *  GLFW_PLATFORM_ERROR.
+ *  position of its windows.  This function will emit @ref
+ *  GLFW_FEATURE_UNAVAILABLE.
 *
 *  @thread_safety This function must only be called from the main thread.
 *
@@ -3240,8 +3324,11 @@ GLFWAPI float glfwGetWindowOpacity(GLFWwindow* window);
 *  @param[in] window The window to set the opacity for.
 *  @param[in] opacity The desired opacity of the specified window.
 *
- *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref
- *  GLFW_PLATFORM_ERROR.
+ *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref
+ *  GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks).
+ *
+ *  @remark @wayland There is no way to set an opacity factor for a window.
+ *  This function will emit @ref GLFW_FEATURE_UNAVAILABLE.
 *
 *  @thread_safety This function must only be called from the main thread.
 *
@@ -3408,11 +3495,11 @@ GLFWAPI void glfwHideWindow(GLFWwindow* window);
 *
 *  @param[in] window The window to give input focus.
 *
- *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED and @ref
- *  GLFW_PLATFORM_ERROR.
+ *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref
+ *  GLFW_PLATFORM_ERROR and @ref GLFW_FEATURE_UNAVAILABLE (see remarks).
 *
- *  @remark @wayland It is not possible for an application to bring its windows
- *  to front, this function will always emit @ref GLFW_PLATFORM_ERROR.
+ *  @remark @wayland It is not possible for an application to set the input
+ *  focus.  This function will emit @ref GLFW_FEATURE_UNAVAILABLE.
 *
 *  @thread_safety This function must only be called from the main thread.
 *
@@ -3576,6 +3663,7 @@ GLFWAPI int glfwGetWindowAttrib(GLFWwindow* window, int attrib);
 *  [GLFW_FLOATING](@ref GLFW_FLOATING_attrib),
 *  [GLFW_AUTO_ICONIFY](@ref GLFW_AUTO_ICONIFY_attrib) and
 *  [GLFW_FOCUS_ON_SHOW](@ref GLFW_FOCUS_ON_SHOW_attrib).
+ *  [GLFW_MOUSE_PASSTHROUGH](@ref GLFW_MOUSE_PASSTHROUGH_attrib)
 *
 *  Some of these attributes are ignored for full screen windows.  The new
 *  value will take effect if the window is later made windowed.
@@ -4164,7 +4252,7 @@ GLFWAPI int glfwGetInputMode(GLFWwindow* window, int mode);
 *  If the mode is `GLFW_RAW_MOUSE_MOTION`, the value must be either `GLFW_TRUE`
 *  to enable raw (unscaled and unaccelerated) mouse motion when the cursor is
 *  disabled, or `GLFW_FALSE` to disable it.  If raw motion is not supported,
- *  attempting to set this will emit @ref GLFW_PLATFORM_ERROR.  Call @ref
+ *  attempting to set this will emit @ref GLFW_FEATURE_UNAVAILABLE.  Call @ref
 *  glfwRawMouseMotionSupported to check for support.
 *
 *  @param[in] window The window whose input mode to set.
@@ -4174,7 +4262,8 @@ GLFWAPI int glfwGetInputMode(GLFWwindow* window, int mode);
 *  @param[in] value The new value of the specified input mode.
 *
 *  @errors Possible errors include @ref GLFW_NOT_INITIALIZED, @ref
- *  GLFW_INVALID_ENUM and @ref GLFW_PLATFORM_ERROR.
+ *  GLFW_INVALID_ENUM, @ref GLFW_PLATFORM_ERROR and @ref
+ *  GLFW_FEATURE_UNAVAILABLE (see above).
 *
 *  @thread_safety This function must only be called from the main thread.
 *
@@ -5776,8 +5865,9 @@ GLFWAPI int glfwVulkanSupported(void);
 *  returned array, as it is an error to specify an extension more than once in
 *  the `VkInstanceCreateInfo` struct.
 *
- *  @remark @macos This function currently only supports the
- *  `VK_MVK_macos_surface` extension from MoltenVK.
+ *  @remark @macos This function currently supports either the
+ *  `VK_MVK_macos_surface` extension from MoltenVK or `VK_EXT_metal_surface`
+ *  extension.
 *
 *  @pointer_lifetime The returned array is allocated and freed by GLFW.  You
 *  should not free it yourself.  It is guaranteed to be valid only until the
@@ -1,118 +1,113 @@

-set(common_HEADERS internal.h mappings.h
-                   "${GLFW_BINARY_DIR}/src/glfw_config.h"
-                   "${GLFW_SOURCE_DIR}/include/GLFW/glfw3.h"
-                   "${GLFW_SOURCE_DIR}/include/GLFW/glfw3native.h")
-set(common_SOURCES context.c init.c input.c monitor.c vulkan.c window.c)
+add_library(glfw "${GLFW_SOURCE_DIR}/include/GLFW/glfw3.h"
+                 "${GLFW_SOURCE_DIR}/include/GLFW/glfw3native.h"
+                 internal.h mappings.h context.c init.c input.c monitor.c
+                 vulkan.c window.c)

 if (_GLFW_COCOA)
-    set(glfw_HEADERS ${common_HEADERS} cocoa_platform.h cocoa_joystick.h
-                     posix_thread.h nsgl_context.h egl_context.h osmesa_context.h)
-    set(glfw_SOURCES ${common_SOURCES} cocoa_init.m cocoa_joystick.m
-                     cocoa_monitor.m cocoa_window.m cocoa_time.c posix_thread.c
-                     nsgl_context.m egl_context.c osmesa_context.c)
+    target_sources(glfw PRIVATE cocoa_platform.h cocoa_joystick.h posix_thread.h
+                                nsgl_context.h egl_context.h osmesa_context.h
+                                cocoa_init.m cocoa_joystick.m cocoa_monitor.m
+                                cocoa_window.m cocoa_time.c posix_thread.c
+                                nsgl_context.m egl_context.c osmesa_context.c)
 elseif (_GLFW_WIN32)
-    set(glfw_HEADERS ${common_HEADERS} win32_platform.h win32_joystick.h
-                     wgl_context.h egl_context.h osmesa_context.h)
-    set(glfw_SOURCES ${common_SOURCES} win32_init.c win32_joystick.c
-                     win32_monitor.c win32_time.c win32_thread.c win32_window.c
-                     wgl_context.c egl_context.c osmesa_context.c)
+    target_sources(glfw PRIVATE win32_platform.h win32_joystick.h wgl_context.h
+                                egl_context.h osmesa_context.h win32_init.c
+                                win32_joystick.c win32_monitor.c win32_time.c
+                                win32_thread.c win32_window.c wgl_context.c
+                                egl_context.c osmesa_context.c)
 elseif (_GLFW_X11)
-    set(glfw_HEADERS ${common_HEADERS} x11_platform.h xkb_unicode.h posix_time.h
-                     posix_thread.h glx_context.h egl_context.h osmesa_context.h)
-    set(glfw_SOURCES ${common_SOURCES} x11_init.c x11_monitor.c x11_window.c
-                     xkb_unicode.c posix_time.c posix_thread.c glx_context.c
-                     egl_context.c osmesa_context.c)
+    target_sources(glfw PRIVATE x11_platform.h xkb_unicode.h posix_time.h
+                                posix_thread.h glx_context.h egl_context.h
+                                osmesa_context.h x11_init.c x11_monitor.c
+                                x11_window.c xkb_unicode.c posix_time.c
+                                posix_thread.c glx_context.c egl_context.c
+                                osmesa_context.c)
 elseif (_GLFW_WAYLAND)
-    set(glfw_HEADERS ${common_HEADERS} wl_platform.h
-                     posix_time.h posix_thread.h xkb_unicode.h egl_context.h
-                     osmesa_context.h)
-    set(glfw_SOURCES ${common_SOURCES} wl_init.c wl_monitor.c wl_window.c
-                     posix_time.c posix_thread.c xkb_unicode.c
-                     egl_context.c osmesa_context.c)
-
-    ecm_add_wayland_client_protocol(glfw_SOURCES
-        PROTOCOL
-        "${WAYLAND_PROTOCOLS_PKGDATADIR}/stable/xdg-shell/xdg-shell.xml"
-        BASENAME xdg-shell)
-    ecm_add_wayland_client_protocol(glfw_SOURCES
-        PROTOCOL
-        "${WAYLAND_PROTOCOLS_PKGDATADIR}/unstable/xdg-decoration/xdg-decoration-unstable-v1.xml"
-        BASENAME xdg-decoration)
-    ecm_add_wayland_client_protocol(glfw_SOURCES
-        PROTOCOL
-        "${WAYLAND_PROTOCOLS_PKGDATADIR}/stable/viewporter/viewporter.xml"
-        BASENAME viewporter)
-    ecm_add_wayland_client_protocol(glfw_SOURCES
-        PROTOCOL
-        "${WAYLAND_PROTOCOLS_PKGDATADIR}/unstable/relative-pointer/relative-pointer-unstable-v1.xml"
-        BASENAME relative-pointer-unstable-v1)
-    ecm_add_wayland_client_protocol(glfw_SOURCES
-        PROTOCOL
-        "${WAYLAND_PROTOCOLS_PKGDATADIR}/unstable/pointer-constraints/pointer-constraints-unstable-v1.xml"
-        BASENAME pointer-constraints-unstable-v1)
-    ecm_add_wayland_client_protocol(glfw_SOURCES
-        PROTOCOL
-        "${WAYLAND_PROTOCOLS_PKGDATADIR}/unstable/idle-inhibit/idle-inhibit-unstable-v1.xml"
-        BASENAME idle-inhibit-unstable-v1)
+    target_sources(glfw PRIVATE wl_platform.h posix_time.h posix_thread.h
+                                xkb_unicode.h egl_context.h osmesa_context.h
+                                wl_init.c wl_monitor.c wl_window.c posix_time.c
+                                posix_thread.c xkb_unicode.c egl_context.c
+                                osmesa_context.c)
 elseif (_GLFW_OSMESA)
-    set(glfw_HEADERS ${common_HEADERS} null_platform.h null_joystick.h
-                     posix_time.h posix_thread.h osmesa_context.h)
-    set(glfw_SOURCES ${common_SOURCES} null_init.c null_monitor.c null_window.c
-                     null_joystick.c posix_time.c posix_thread.c osmesa_context.c)
+    target_sources(glfw PRIVATE null_platform.h null_joystick.h posix_time.h
+                                posix_thread.h osmesa_context.h null_init.c
+                                null_monitor.c null_window.c null_joystick.c
+                                posix_time.c posix_thread.c osmesa_context.c)
 endif()

 if (_GLFW_X11 OR _GLFW_WAYLAND)
    if ("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
-        set(glfw_HEADERS ${glfw_HEADERS} linux_joystick.h)
-        set(glfw_SOURCES ${glfw_SOURCES} linux_joystick.c)
+        target_sources(glfw PRIVATE linux_joystick.h linux_joystick.c)
    else()
-        set(glfw_HEADERS ${glfw_HEADERS} null_joystick.h)
-        set(glfw_SOURCES ${glfw_SOURCES} null_joystick.c)
+        target_sources(glfw PRIVATE null_joystick.h null_joystick.c)
    endif()
 endif()

-if (APPLE)
-    # For some reason, CMake doesn't know about .m
-    set_source_files_properties(${glfw_SOURCES} PROPERTIES LANGUAGE C)
+if (_GLFW_WAYLAND)
+    find_program(WAYLAND_SCANNER_EXECUTABLE NAMES wayland-scanner)
+    pkg_check_modules(WAYLAND_PROTOCOLS REQUIRED wayland-protocols>=1.15)
+    pkg_get_variable(WAYLAND_PROTOCOLS_BASE wayland-protocols pkgdatadir)
+
+    macro(wayland_generate protocol_file output_file)
+          add_custom_command(OUTPUT ${output_file}.h
+              COMMAND ${WAYLAND_SCANNER_EXECUTABLE} client-header
+              < ${protocol_file} > ${output_file}.h
+              DEPENDS ${protocol_file})
+          list(APPEND GLFW_WAYLAND_PROTOCOL_SOURCES ${output_file}.h)
+
+          add_custom_command(OUTPUT ${output_file}.c
+              COMMAND ${WAYLAND_SCANNER_EXECUTABLE} private-code
+              < ${protocol_file} > ${output_file}.c
+              DEPENDS ${protocol_file})
+          list(APPEND GLFW_WAYLAND_PROTOCOL_SOURCES ${output_file}.c)
+    endmacro()
+
+    set(GLFW_WAYLAND_PROTOCOL_SOURCES)
+    wayland_generate(
+        ${WAYLAND_PROTOCOLS_BASE}/stable/xdg-shell/xdg-shell.xml
+        ${CMAKE_BINARY_DIR}/src/wayland-xdg-shell-client-protocol)
+    wayland_generate(
+        ${WAYLAND_PROTOCOLS_BASE}/unstable/xdg-decoration/xdg-decoration-unstable-v1.xml
+        ${CMAKE_BINARY_DIR}/src/wayland-xdg-decoration-client-protocol)
+    wayland_generate(
+        ${WAYLAND_PROTOCOLS_BASE}/stable/viewporter/viewporter.xml
+        ${CMAKE_BINARY_DIR}/src/wayland-viewporter-client-protocol)
+    wayland_generate(
+        ${WAYLAND_PROTOCOLS_BASE}/unstable/relative-pointer/relative-pointer-unstable-v1.xml
+        ${CMAKE_BINARY_DIR}/src/wayland-relative-pointer-unstable-v1-client-protocol)
+    wayland_generate(
+        ${WAYLAND_PROTOCOLS_BASE}/unstable/pointer-constraints/pointer-constraints-unstable-v1.xml
+        ${CMAKE_BINARY_DIR}/src/wayland-pointer-constraints-unstable-v1-client-protocol)
+    wayland_generate(
+        ${WAYLAND_PROTOCOLS_BASE}/unstable/tablet/tablet-unstable-v2.xml
+        ${CMAKE_BINARY_DIR}/src/wayland-tablet-unstable-v2-client-protocol)
+    wayland_generate(
+        ${WAYLAND_PROTOCOLS_BASE}/unstable/idle-inhibit/idle-inhibit-unstable-v1.xml
+        ${CMAKE_BINARY_DIR}/src/wayland-idle-inhibit-unstable-v1-client-protocol)
+
+    target_sources(glfw PRIVATE ${GLFW_WAYLAND_PROTOCOL_SOURCES})
 endif()

-# Make GCC and Clang warn about declarations that VS 2010 and 2012 won't accept
-# for all source files that VS will build
-if ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" OR
-    "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang" OR
-    "${CMAKE_C_COMPILER_ID}" STREQUAL "AppleClang")
-
-    if (WIN32)
-        set(windows_SOURCES ${glfw_SOURCES})
-    else()
-        set(windows_SOURCES ${common_SOURCES})
-    endif()
-    set_source_files_properties(${windows_SOURCES} PROPERTIES
-        COMPILE_FLAGS -Wdeclaration-after-statement)
+if (WIN32 AND BUILD_SHARED_LIBS)
+    configure_file(glfw.rc.in glfw.rc @ONLY)
+    target_sources(glfw PRIVATE "${CMAKE_CURRENT_BINARY_DIR}/glfw.rc")
 endif()

-add_library(glfw ${glfw_SOURCES} ${glfw_HEADERS})
+configure_file(glfw_config.h.in glfw_config.h @ONLY)
+target_compile_definitions(glfw PRIVATE _GLFW_USE_CONFIG_H)
+target_sources(glfw PRIVATE "${CMAKE_CURRENT_BINARY_DIR}/glfw_config.h")
+
 set_target_properties(glfw PROPERTIES
                      OUTPUT_NAME ${GLFW_LIB_NAME}
                      VERSION ${GLFW_VERSION_MAJOR}.${GLFW_VERSION_MINOR}
                      SOVERSION ${GLFW_VERSION_MAJOR}
                      POSITION_INDEPENDENT_CODE ON
+                      C_STANDARD 99
+                      C_EXTENSIONS OFF
+                      DEFINE_SYMBOL _GLFW_BUILD_DLL
                      FOLDER "GLFW3")

-if (${CMAKE_VERSION} VERSION_EQUAL "3.1.0" OR
-    ${CMAKE_VERSION} VERSION_GREATER "3.1.0")
-
-    set_target_properties(glfw PROPERTIES C_STANDARD 99)
-else()
-    # Remove this fallback when removing support for CMake version less than 3.1
-    target_compile_options(glfw PRIVATE
-                           "$<$<C_COMPILER_ID:AppleClang>:-std=c99>"
-                           "$<$<C_COMPILER_ID:Clang>:-std=c99>"
-                           "$<$<C_COMPILER_ID:GNU>:-std=c99>")
-endif()
-
-target_compile_definitions(glfw PRIVATE _GLFW_USE_CONFIG_H)
 target_include_directories(glfw PUBLIC
                           "$<BUILD_INTERFACE:${GLFW_SOURCE_DIR}/include>"
                           "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>")
@@ -120,26 +115,79 @@ target_include_directories(glfw PRIVATE
                           "${GLFW_SOURCE_DIR}/src"
                           "${GLFW_BINARY_DIR}/src"
                           ${glfw_INCLUDE_DIRS})
+target_link_libraries(glfw PRIVATE Threads::Threads ${glfw_LIBRARIES})
+
+# Workaround for CMake not knowing about .m files before version 3.16
+if (APPLE)
+    set_source_files_properties(cocoa_init.m cocoa_joystick.m cocoa_monitor.m
+                                cocoa_window.m nsgl_context.m PROPERTIES
+                                LANGUAGE C)
+endif()
+
+if ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" OR
+    "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang" OR
+    "${CMAKE_C_COMPILER_ID}" STREQUAL "AppleClang")
+
+    # Make GCC and Clang warn about declarations that VS 2010 and 2012 won't
+    # accept for all source files that VS will build
+    set_source_files_properties(context.c init.c input.c monitor.c vulkan.c
+                                window.c win32_init.c win32_joystick.c
+                                win32_monitor.c win32_time.c win32_thread.c
+                                win32_window.c wgl_context.c egl_context.c
+                                osmesa_context.c PROPERTIES
+                                COMPILE_FLAGS -Wdeclaration-after-statement)
+
+    # Enable a reasonable set of warnings (no, -Wextra is not reasonable)
+    target_compile_options(glfw PRIVATE "-Wall")
+endif()
+
+if (WIN32)
+    target_compile_definitions(glfw PRIVATE _UNICODE)
+endif()

 # HACK: When building on MinGW, WINVER and UNICODE need to be defined before
 # the inclusion of stddef.h (by glfw3.h), which is itself included before
 # win32_platform.h.  We define them here until a saner solution can be found
 # NOTE: MinGW-w64 and Visual C++ do /not/ need this hack.
-target_compile_definitions(glfw PRIVATE
-                           "$<$<BOOL:${MINGW}>:UNICODE;WINVER=0x0501>")
+if (MINGW)
+    target_compile_definitions(glfw PRIVATE UNICODE WINVER=0x0501)
+endif()

-# Enable a reasonable set of warnings (no, -Wextra is not reasonable)
-target_compile_options(glfw PRIVATE
-                       "$<$<C_COMPILER_ID:AppleClang>:-Wall>"
-                       "$<$<C_COMPILER_ID:Clang>:-Wall>"
-                       "$<$<C_COMPILER_ID:GNU>:-Wall>")
+# Workaround for legacy MinGW not providing XInput and DirectInput
+if (MINGW)
+    include(CheckIncludeFile)
+    check_include_file(dinput.h DINPUT_H_FOUND)
+    check_include_file(xinput.h XINPUT_H_FOUND)
+    if (NOT DINPUT_H_FOUND OR NOT XINPUT_H_FOUND)
+        target_include_directories(glfw PRIVATE "${GLFW_SOURCE_DIR}/deps/mingw")
+    endif()
+endif()
+
+# Workaround for VS deprecating parts of the standard library
+if (MSVC)
+    target_compile_definitions(glfw PRIVATE _CRT_SECURE_NO_WARNINGS)
+endif()
+
+# Workaround for VS 2008 not shipping with stdint.h
+if (MSVC90)
+    target_include_directories(glfw PUBLIC "${GLFW_SOURCE_DIR}/deps/vs2008")
+endif()
+
+# Check for the DirectX 9 SDK as it is not included with VS 2008
+if (MSVC90)
+    include(CheckIncludeFile)
+    check_include_file(dinput.h DINPUT_H_FOUND)
+    if (NOT DINPUT_H_FOUND)
+        message(FATAL_ERROR "DirectX 9 headers not found; install DirectX 9 SDK")
+    endif()
+endif()

 if (BUILD_SHARED_LIBS)
    if (WIN32)
        if (MINGW)
            # Remove the dependency on the shared version of libgcc
            # NOTE: MinGW-w64 has the correct default but MinGW needs this
-            target_link_options(glfw PRIVATE "-static-libgcc")
+            target_link_libraries(glfw PRIVATE "-static-libgcc")

            # Remove the lib prefix on the DLL (but not the import library)
            set_target_properties(glfw PROPERTIES PREFIX "")
@@ -151,27 +199,45 @@ if (BUILD_SHARED_LIBS)
            set_target_properties(glfw PROPERTIES IMPORT_SUFFIX "dll.lib")
        endif()

-	target_compile_definitions(glfw INTERFACE GLFW_DLL)
+        target_compile_definitions(glfw INTERFACE GLFW_DLL)
    elseif (APPLE)
-        # Add -fno-common to work around a bug in Apple's GCC
-        target_compile_options(glfw PRIVATE "-fno-common")
-
        set_target_properties(glfw PROPERTIES
                              INSTALL_NAME_DIR "${CMAKE_INSTALL_LIBDIR}")
    endif()

+    if (MINGW)
+        # Enable link-time exploit mitigation features enabled by default on MSVC
+        include(CheckCCompilerFlag)
+
+        # Compatibility with data execution prevention (DEP)
+        set(CMAKE_REQUIRED_FLAGS "-Wl,--nxcompat")
+        check_c_compiler_flag("" _GLFW_HAS_DEP)
+        if (_GLFW_HAS_DEP)
+            target_link_libraries(glfw PRIVATE "-Wl,--nxcompat")
+        endif()
+
+        # Compatibility with address space layout randomization (ASLR)
+        set(CMAKE_REQUIRED_FLAGS "-Wl,--dynamicbase")
+        check_c_compiler_flag("" _GLFW_HAS_ASLR)
+        if (_GLFW_HAS_ASLR)
+            target_link_libraries(glfw PRIVATE "-Wl,--dynamicbase")
+        endif()
+
+        # Compatibility with 64-bit address space layout randomization (ASLR)
+        set(CMAKE_REQUIRED_FLAGS "-Wl,--high-entropy-va")
+        check_c_compiler_flag("" _GLFW_HAS_64ASLR)
+        if (_GLFW_HAS_64ASLR)
+            target_link_libraries(glfw PRIVATE "-Wl,--high-entropy-va")
+        endif()
+
+        # Clear flags again to avoid breaking later tests
+        set(CMAKE_REQUIRED_FLAGS)
+    endif()
+
    if (UNIX)
        # Hide symbols not explicitly tagged for export from the shared library
        target_compile_options(glfw PRIVATE "-fvisibility=hidden")
    endif()
-
-    target_link_libraries(glfw PRIVATE ${glfw_LIBRARIES})
-else()
-    target_link_libraries(glfw INTERFACE ${glfw_LIBRARIES})
-endif()
-
-if (MSVC)
-    target_compile_definitions(glfw PRIVATE _CRT_SECURE_NO_WARNINGS)
 endif()

 if (GLFW_INSTALL)
@@ -431,9 +431,8 @@ static GLFWbool initializeTIS(void)
        // In case we are unbundled, make us a proper UI application
        [NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];

-        // Menu bar setup must go between sharedApplication above and
-        // finishLaunching below, in order to properly emulate the behavior
-        // of NSApplicationMain
+        // Menu bar setup must go between sharedApplication and finishLaunching
+        // in order to properly emulate the behavior of NSApplicationMain

        if ([[NSBundle mainBundle] pathForResource:@"MainMenu" ofType:@"nib"])
        {
@@ -448,9 +447,8 @@ static GLFWbool initializeTIS(void)

 - (void)applicationDidFinishLaunching:(NSNotification *)notification
 {
-    [NSApp stop:nil];
-
    _glfwPlatformPostEmptyEvent();
+    [NSApp stop:nil];
 }

 - (void)applicationDidHide:(NSNotification *)notification
@@ -464,6 +462,32 @@ static GLFWbool initializeTIS(void)
@end // GLFWApplicationDelegate


+//////////////////////////////////////////////////////////////////////////
+//////                       GLFW internal API                      //////
+//////////////////////////////////////////////////////////////////////////
+
+void* _glfwLoadLocalVulkanLoaderNS(void)
+{
+    CFBundleRef bundle = CFBundleGetMainBundle();
+    if (!bundle)
+        return NULL;
+
+    CFURLRef url =
+        CFBundleCopyAuxiliaryExecutableURL(bundle, CFSTR("libvulkan.1.dylib"));
+    if (!url)
+        return NULL;
+
+    char path[PATH_MAX];
+    void* handle = NULL;
+
+    if (CFURLGetFileSystemRepresentation(url, true, (UInt8*) path, sizeof(path) - 1))
+        handle = _glfw_dlopen(path);
+
+    CFRelease(url);
+    return handle;
+}
+
+
 //////////////////////////////////////////////////////////////////////////
 //////                       GLFW platform API                      //////
 //////////////////////////////////////////////////////////////////////////
@@ -478,9 +502,6 @@ int _glfwPlatformInit(void)
                             toTarget:_glfw.ns.helper
                           withObject:nil];

-    if (NSApp)
-        _glfw.ns.finishedLaunching = GLFW_TRUE;
-
    [NSApplication sharedApplication];

    _glfw.ns.delegate = [[GLFWApplicationDelegate alloc] init];
@@ -530,9 +551,12 @@ int _glfwPlatformInit(void)
        return GLFW_FALSE;

    _glfwInitTimerNS();
-    _glfwInitJoysticksNS();

    _glfwPollMonitorsNS();
+
+    if (![[NSRunningApplication currentApplication] isFinishedLaunching])
+        [NSApp run];
+
    return GLFW_TRUE;

    } // autoreleasepool
@@ -580,7 +604,6 @@ void _glfwPlatformTerminate(void)
    free(_glfw.ns.clipboardString);

    _glfwTerminateNSGL();
-    _glfwTerminateJoysticksNS();

    } // autoreleasepool
 }
@@ -44,7 +44,3 @@ typedef struct _GLFWjoystickNS
    CFMutableArrayRef   hats;
 } _GLFWjoystickNS;

-
-void _glfwInitJoysticksNS(void);
-void _glfwTerminateJoysticksNS(void);
-
@@ -304,12 +304,10 @@ static void removeCallback(void* context,


 //////////////////////////////////////////////////////////////////////////
-//////                       GLFW internal API                      //////
+//////                       GLFW platform API                      //////
 //////////////////////////////////////////////////////////////////////////

-// Initialize joystick interface
-//
-void _glfwInitJoysticksNS(void)
+GLFWbool _glfwPlatformInitJoysticks(void)
 {
    CFMutableArrayRef matching;
    const long usages[] =
@@ -328,10 +326,10 @@ void _glfwInitJoysticksNS(void)
    if (!matching)
    {
        _glfwInputError(GLFW_PLATFORM_ERROR, "Cocoa: Failed to create array");
-        return;
+        return GLFW_FALSE;
    }

-    for (int i = 0;  i < sizeof(usages) / sizeof(long);  i++)
+    for (size_t i = 0;  i < sizeof(usages) / sizeof(long);  i++)
    {
        const long page = kHIDPage_GenericDesktop;

@@ -383,26 +381,24 @@ void _glfwInitJoysticksNS(void)
    // Execute the run loop once in order to register any initially-attached
    // joysticks
    CFRunLoopRunInMode(kCFRunLoopDefaultMode, 0, false);
+    return GLFW_TRUE;
 }

-// Close all opened joystick handles
-//
-void _glfwTerminateJoysticksNS(void)
+void _glfwPlatformTerminateJoysticks(void)
 {
    int jid;

    for (jid = 0;  jid <= GLFW_JOYSTICK_LAST;  jid++)
        closeJoystick(_glfw.joysticks + jid);

-    CFRelease(_glfw.ns.hidManager);
-    _glfw.ns.hidManager = NULL;
+    if (_glfw.ns.hidManager)
+    {
+        CFRelease(_glfw.ns.hidManager);
+        _glfw.ns.hidManager = NULL;
+    }
 }


-//////////////////////////////////////////////////////////////////////////
-//////                       GLFW platform API                      //////
-//////////////////////////////////////////////////////////////////////////
-
 int _glfwPlatformPollJoystick(_GLFWjoystick* js, int mode)
 {
    if (mode & _GLFW_POLL_AXES)
@@ -144,7 +144,7 @@ static GLFWbool modeIsGood(CGDisplayModeRef mode)
 // Convert Core Graphics display mode to GLFW video mode
 //
 static GLFWvidmode vidmodeFromCGDisplayMode(CGDisplayModeRef mode,
-                                            CVDisplayLinkRef link)
+                                            double fallbackRefreshRate)
 {
    GLFWvidmode result;
    result.width = (int) CGDisplayModeGetWidth(mode);
@@ -152,11 +152,7 @@ static GLFWvidmode vidmodeFromCGDisplayMode(CGDisplayModeRef mode,
    result.refreshRate = (int) round(CGDisplayModeGetRefreshRate(mode));

    if (result.refreshRate == 0)
-    {
-        const CVTime time = CVDisplayLinkGetNominalOutputVideoRefreshPeriod(link);
-        if (!(time.flags & kCVTimeIsIndefinite))
-            result.refreshRate = (int) (time.timeScale / (double) time.timeValue);
-    }
+        result.refreshRate = (int) round(fallbackRefreshRate);

 #if MAC_OS_X_VERSION_MAX_ALLOWED <= 101100
    CFStringRef format = CGDisplayModeCopyPixelEncoding(mode);
@@ -238,6 +234,74 @@ static GLFWbool refreshMonitorScreen(_GLFWmonitor* monitor)
    return GLFW_FALSE;
 }

+// Returns the display refresh rate queried from the I/O registry
+//
+static double getFallbackRefreshRate(CGDirectDisplayID displayID)
+{
+    double refreshRate = 60.0;
+
+    io_iterator_t it;
+    io_service_t service;
+
+    if (IOServiceGetMatchingServices(kIOMasterPortDefault,
+                                     IOServiceMatching("IOFramebuffer"),
+                                     &it) != 0)
+    {
+        return refreshRate;
+    }
+
+    while ((service = IOIteratorNext(it)) != 0)
+    {
+        const CFNumberRef indexRef =
+            IORegistryEntryCreateCFProperty(service,
+                                            CFSTR("IOFramebufferOpenGLIndex"),
+                                            kCFAllocatorDefault,
+                                            kNilOptions);
+        if (!indexRef)
+            continue;
+
+        uint32_t index = 0;
+        CFNumberGetValue(indexRef, kCFNumberIntType, &index);
+        CFRelease(indexRef);
+
+        if (CGOpenGLDisplayMaskToDisplayID(1 << index) != displayID)
+            continue;
+
+        const CFNumberRef clockRef =
+            IORegistryEntryCreateCFProperty(service,
+                                            CFSTR("IOFBCurrentPixelClock"),
+                                            kCFAllocatorDefault,
+                                            kNilOptions);
+        const CFNumberRef countRef =
+            IORegistryEntryCreateCFProperty(service,
+                                            CFSTR("IOFBCurrentPixelCount"),
+                                            kCFAllocatorDefault,
+                                            kNilOptions);
+
+        uint32_t clock = 0, count = 0;
+
+        if (clockRef)
+        {
+            CFNumberGetValue(clockRef, kCFNumberIntType, &clock);
+            CFRelease(clockRef);
+        }
+
+        if (countRef)
+        {
+            CFNumberGetValue(countRef, kCFNumberIntType, &count);
+            CFRelease(countRef);
+        }
+
+        if (clock > 0 && count > 0)
+            refreshRate = clock / (double) count;
+
+        break;
+    }
+
+    IOObjectRelease(it);
+    return refreshRate;
+}
+

 //////////////////////////////////////////////////////////////////////////
 //////                       GLFW internal API                      //////
@@ -294,6 +358,11 @@ void _glfwPollMonitorsNS(void)

        free(name);

+        CGDisplayModeRef mode = CGDisplayCopyDisplayMode(displays[i]);
+        if (CGDisplayModeGetRefreshRate(mode) == 0.0)
+            monitor->ns.fallbackRefreshRate = getFallbackRefreshRate(displays[i]);
+        CGDisplayModeRelease(mode);
+
        _glfwInputMonitor(monitor, GLFW_CONNECTED, _GLFW_INSERT_LAST);
    }

@@ -318,9 +387,6 @@ void _glfwSetVideoModeNS(_GLFWmonitor* monitor, const GLFWvidmode* desired)
    if (_glfwCompareVideoModes(&current, best) == 0)
        return;

-    CVDisplayLinkRef link;
-    CVDisplayLinkCreateWithCGDisplay(monitor->ns.displayID, &link);
-
    CFArrayRef modes = CGDisplayCopyAllDisplayModes(monitor->ns.displayID, NULL);
    const CFIndex count = CFArrayGetCount(modes);
    CGDisplayModeRef native = NULL;
@@ -331,7 +397,8 @@ void _glfwSetVideoModeNS(_GLFWmonitor* monitor, const GLFWvidmode* desired)
        if (!modeIsGood(dm))
            continue;

-        const GLFWvidmode mode = vidmodeFromCGDisplayMode(dm, link);
+        const GLFWvidmode mode =
+            vidmodeFromCGDisplayMode(dm, monitor->ns.fallbackRefreshRate);
        if (_glfwCompareVideoModes(best, &mode) == 0)
        {
            native = dm;
@@ -350,7 +417,6 @@ void _glfwSetVideoModeNS(_GLFWmonitor* monitor, const GLFWvidmode* desired)
    }

    CFRelease(modes);
-    CVDisplayLinkRelease(link);
 }

 // Restore the previously saved (original) video mode
@@ -440,9 +506,6 @@ GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count)

    *count = 0;

-    CVDisplayLinkRef link;
-    CVDisplayLinkCreateWithCGDisplay(monitor->ns.displayID, &link);
-
    CFArrayRef modes = CGDisplayCopyAllDisplayModes(monitor->ns.displayID, NULL);
    const CFIndex found = CFArrayGetCount(modes);
    GLFWvidmode* result = calloc(found, sizeof(GLFWvidmode));
@@ -453,7 +516,8 @@ GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count)
        if (!modeIsGood(dm))
            continue;

-        const GLFWvidmode mode = vidmodeFromCGDisplayMode(dm, link);
+        const GLFWvidmode mode =
+            vidmodeFromCGDisplayMode(dm, monitor->ns.fallbackRefreshRate);
        CFIndex j;

        for (j = 0;  j < *count;  j++)
@@ -471,7 +535,6 @@ GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* count)
    }

    CFRelease(modes);
-    CVDisplayLinkRelease(link);
    return result;

    } // autoreleasepool
@@ -481,15 +544,10 @@ void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode *mode)
 {
    @autoreleasepool {

-    CVDisplayLinkRef link;
-    CVDisplayLinkCreateWithCGDisplay(monitor->ns.displayID, &link);
-
    CGDisplayModeRef native = CGDisplayCopyDisplayMode(monitor->ns.displayID);
-    *mode = vidmodeFromCGDisplayMode(native, link);
+    *mode = vidmodeFromCGDisplayMode(native, monitor->ns.fallbackRefreshRate);
    CGDisplayModeRelease(native);

-    CVDisplayLinkRelease(link);
-
    } // autoreleasepool
 }

@@ -28,8 +28,6 @@
 #include <dlfcn.h>

 #include <Carbon/Carbon.h>
-#include <CoreVideo/CVBase.h>
-#include <CoreVideo/CVDisplayLink.h>

 // NOTE: All of NSGL was deprecated in the 10.14 SDK
 //       This disables the pointless warnings for every symbol we use
@@ -63,6 +61,7 @@ typedef void* id;
 #endif

 typedef VkFlags VkMacOSSurfaceCreateFlagsMVK;
+typedef VkFlags VkMetalSurfaceCreateFlagsEXT;

 typedef struct VkMacOSSurfaceCreateInfoMVK
 {
@@ -72,21 +71,25 @@ typedef struct VkMacOSSurfaceCreateInfoMVK
    const void*                     pView;
 } VkMacOSSurfaceCreateInfoMVK;

+typedef struct VkMetalSurfaceCreateInfoEXT
+{
+    VkStructureType                 sType;
+    const void*                     pNext;
+    VkMetalSurfaceCreateFlagsEXT    flags;
+    const void*                     pLayer;
+} VkMetalSurfaceCreateInfoEXT;
+
 typedef VkResult (APIENTRY *PFN_vkCreateMacOSSurfaceMVK)(VkInstance,const VkMacOSSurfaceCreateInfoMVK*,const VkAllocationCallbacks*,VkSurfaceKHR*);
+typedef VkResult (APIENTRY *PFN_vkCreateMetalSurfaceEXT)(VkInstance,const VkMetalSurfaceCreateInfoEXT*,const VkAllocationCallbacks*,VkSurfaceKHR*);

 #include "posix_thread.h"
 #include "cocoa_joystick.h"
 #include "nsgl_context.h"
-#include "egl_context.h"
-#include "osmesa_context.h"

 #define _glfw_dlopen(name) dlopen(name, RTLD_LAZY | RTLD_LOCAL)
 #define _glfw_dlclose(handle) dlclose(handle)
 #define _glfw_dlsym(handle, name) dlsym(handle, name)

-#define _GLFW_EGL_NATIVE_WINDOW  ((EGLNativeWindowType) window->ns.view)
-#define _GLFW_EGL_NATIVE_DISPLAY EGL_DEFAULT_DISPLAY
-
 #define _GLFW_PLATFORM_WINDOW_STATE         _GLFWwindowNS  ns
 #define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryNS ns
 #define _GLFW_PLATFORM_LIBRARY_TIMER_STATE  _GLFWtimerNS   ns
@@ -113,6 +116,7 @@ typedef struct _GLFWwindowNS
    id              layer;

    GLFWbool        maximized;
+    GLFWbool        occluded;
    GLFWbool        retina;

    // Cached window properties to filter out duplicate events
@@ -133,7 +137,6 @@ typedef struct _GLFWlibraryNS
 {
    CGEventSourceRef    eventSource;
    id                  delegate;
-    GLFWbool            finishedLaunching;
    GLFWbool            cursorHidden;
    TISInputSourceRef   inputSource;
    IOHIDManagerRef     hidManager;
@@ -170,6 +173,7 @@ typedef struct _GLFWmonitorNS
    CGDisplayModeRef    previousMode;
    uint32_t            unitNumber;
    id                  screen;
+    double              fallbackRefreshRate;

 } _GLFWmonitorNS;

@@ -198,3 +202,5 @@ void _glfwRestoreVideoModeNS(_GLFWmonitor* monitor);

 float _glfwTransformYNS(float y);

+void* _glfwLoadLocalVulkanLoaderNS(void);
+
@@ -322,10 +322,12 @@ static const NSRange kEmptyRange = { NSNotFound, 0 };
    _glfwInputWindowFocus(window, GLFW_FALSE);
 }

- (void)windowDidChangeScreen:(NSNotification *)notification
+- (void)windowDidChangeOcclusionState:(NSNotification* )notification
 {
-    if (window->context.source == GLFW_NATIVE_CONTEXT_API)
-        _glfwUpdateDisplayLinkDisplayNSGL(window);
+    if ([window->ns.object occlusionState] & NSWindowOcclusionStateVisible)
+        window->ns.occluded = GLFW_FALSE;
+    else
+        window->ns.occluded = GLFW_TRUE;
 }

@end
@@ -729,14 +731,24 @@ static const NSRange kEmptyRange = { NSNotFound, 0 };
    else
        characters = (NSString*) string;

-    const NSUInteger length = [characters length];
-    for (NSUInteger i = 0;  i < length;  i++)
+    NSRange range = NSMakeRange(0, [characters length]);
+    while (range.length)
    {
-        const unichar codepoint = [characters characterAtIndex:i];
-        if ((codepoint & 0xff00) == 0xf700)
-            continue;
+        uint32_t codepoint = 0;

-        _glfwInputChar(window, codepoint, mods, plain);
+        if ([characters getBytes:&codepoint
+                       maxLength:sizeof(codepoint)
+                      usedLength:NULL
+                        encoding:NSUTF32StringEncoding
+                         options:0
+                           range:range
+                  remainingRange:&range])
+        {
+            if (codepoint >= 0xf700 && codepoint <= 0xf7ff)
+                continue;
+
+            _glfwInputChar(window, codepoint, mods, plain);
+        }
    }
 }

@@ -890,12 +902,6 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
 {
    @autoreleasepool {

-    if (!_glfw.ns.finishedLaunching)
-    {
-        [NSApp run];
-        _glfw.ns.finishedLaunching = GLFW_TRUE;
-    }
-
    if (!createNativeWindow(window, wndconfig, fbconfig))
        return GLFW_FALSE;

@@ -910,6 +916,11 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
        }
        else if (ctxconfig->source == GLFW_EGL_CONTEXT_API)
        {
+            // EGL implementation on macOS use CALayer* EGLNativeWindowType so we
+            // need to get the layer for EGL window surface creation.
+            [window->ns.view setWantsLayer:YES];
+            window->ns.layer = [window->ns.view layer];
+
            if (!_glfwInitEGL())
                return GLFW_FALSE;
            if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig))
@@ -967,20 +978,22 @@ void _glfwPlatformDestroyWindow(_GLFWwindow* window)
    } // autoreleasepool
 }

-void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char *title)
+void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
 {
    @autoreleasepool {
-    [window->ns.object setTitle:@(title)];
+    NSString* string = @(title);
+    [window->ns.object setTitle:string];
    // HACK: Set the miniwindow title explicitly as setTitle: doesn't update it
    //       if the window lacks NSWindowStyleMaskTitled
-    [window->ns.object setMiniwindowTitle:@(title)];
+    [window->ns.object setMiniwindowTitle:string];
    } // autoreleasepool
 }

 void _glfwPlatformSetWindowIcon(_GLFWwindow* window,
                                int count, const GLFWimage* images)
 {
-    // Regular windows do not have icons
+    _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
+                    "Cocoa: Regular windows do not have icons on macOS");
 }

 void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos)
@@ -1358,6 +1371,13 @@ void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
    } // autoreleasepool
 }

+void _glfwPlatformSetWindowMousePassthrough(_GLFWwindow* window, GLFWbool enabled)
+{
+    @autoreleasepool {
+    [window->ns.object setIgnoresMouseEvents:enabled];
+    }
+}
+
 float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)
 {
    @autoreleasepool {
@@ -1374,6 +1394,8 @@ void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity)

 void _glfwPlatformSetRawMouseMotion(_GLFWwindow *window, GLFWbool enabled)
 {
+    _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
+                    "Cocoa: Raw mouse motion not yet implemented");
 }

 GLFWbool _glfwPlatformRawMouseMotionSupported(void)
@@ -1512,6 +1534,13 @@ const char* _glfwPlatformGetScancodeName(int scancode)
 {
    @autoreleasepool {

+    if (scancode < 0 || scancode > 0xff ||
+        _glfw.ns.keycodes[scancode] == GLFW_KEY_UNKNOWN)
+    {
+        _glfwInputError(GLFW_INVALID_VALUE, "Invalid scancode");
+        return NULL;
+    }
+
    const int key = _glfw.ns.keycodes[scancode];

    UInt32 deadKeyState = 0;
@@ -1607,13 +1636,13 @@ int _glfwPlatformCreateStandardCursor(_GLFWcursor* cursor, int shape)

    // HACK: Try to use a private message
    if (shape == GLFW_RESIZE_EW_CURSOR)
-        cursorSelector = @selector(_windowResizeEastWestCursor);
+        cursorSelector = NSSelectorFromString(@"_windowResizeEastWestCursor");
    else if (shape == GLFW_RESIZE_NS_CURSOR)
-        cursorSelector = @selector(_windowResizeNorthSouthCursor);
+        cursorSelector = NSSelectorFromString(@"_windowResizeNorthSouthCursor");
    else if (shape == GLFW_RESIZE_NWSE_CURSOR)
-        cursorSelector = @selector(_windowResizeNorthWestSouthEastCursor);
+        cursorSelector = NSSelectorFromString(@"_windowResizeNorthWestSouthEastCursor");
    else if (shape == GLFW_RESIZE_NESW_CURSOR)
-        cursorSelector = @selector(_windowResizeNorthEastSouthWestCursor);
+        cursorSelector = NSSelectorFromString(@"_windowResizeNorthEastSouthWestCursor");

    if (cursorSelector && [NSCursor respondsToSelector:cursorSelector])
    {
@@ -1709,13 +1738,59 @@ const char* _glfwPlatformGetClipboardString(void)
    } // autoreleasepool
 }

+EGLenum _glfwPlatformGetEGLPlatform(EGLint** attribs)
+{
+    if (_glfw.egl.ANGLE_platform_angle)
+    {
+        int type = 0;
+
+        if (_glfw.egl.ANGLE_platform_angle_opengl)
+        {
+            if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_OPENGL)
+                type = EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE;
+        }
+
+        if (_glfw.egl.ANGLE_platform_angle_metal)
+        {
+            if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_METAL)
+                type = EGL_PLATFORM_ANGLE_TYPE_METAL_ANGLE;
+        }
+
+        if (type)
+        {
+            *attribs = calloc(3, sizeof(EGLint));
+            (*attribs)[0] = EGL_PLATFORM_ANGLE_TYPE_ANGLE;
+            (*attribs)[1] = type;
+            (*attribs)[2] = EGL_NONE;
+            return EGL_PLATFORM_ANGLE_ANGLE;
+        }
+    }
+
+    return 0;
+}
+
+EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
+{
+    return EGL_DEFAULT_DISPLAY;
+}
+
+EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window)
+{
+    return window->ns.layer;
+}
+
 void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)
 {
-    if (!_glfw.vk.KHR_surface || !_glfw.vk.MVK_macos_surface)
-        return;
-
-    extensions[0] = "VK_KHR_surface";
-    extensions[1] = "VK_MVK_macos_surface";
+    if (_glfw.vk.KHR_surface && _glfw.vk.EXT_metal_surface)
+    {
+        extensions[0] = "VK_KHR_surface";
+        extensions[1] = "VK_EXT_metal_surface";
+    }
+    else if (_glfw.vk.KHR_surface && _glfw.vk.MVK_macos_surface)
+    {
+        extensions[0] = "VK_KHR_surface";
+        extensions[1] = "VK_MVK_macos_surface";
+    }
 }

 int _glfwPlatformGetPhysicalDevicePresentationSupport(VkInstance instance,
@@ -1733,19 +1808,6 @@ VkResult _glfwPlatformCreateWindowSurface(VkInstance instance,
    @autoreleasepool {

 #if MAC_OS_X_VERSION_MAX_ALLOWED >= 101100
-    VkResult err;
-    VkMacOSSurfaceCreateInfoMVK sci;
-    PFN_vkCreateMacOSSurfaceMVK vkCreateMacOSSurfaceMVK;
-
-    vkCreateMacOSSurfaceMVK = (PFN_vkCreateMacOSSurfaceMVK)
-        vkGetInstanceProcAddr(instance, "vkCreateMacOSSurfaceMVK");
-    if (!vkCreateMacOSSurfaceMVK)
-    {
-        _glfwInputError(GLFW_API_UNAVAILABLE,
-                        "Cocoa: Vulkan instance missing VK_MVK_macos_surface extension");
-        return VK_ERROR_EXTENSION_NOT_PRESENT;
-    }
-
    // HACK: Dynamically load Core Animation to avoid adding an extra
    //       dependency for the majority who don't use MoltenVK
    NSBundle* bundle = [NSBundle bundleWithPath:@"/System/Library/Frameworks/QuartzCore.framework"];
@@ -1771,11 +1833,49 @@ VkResult _glfwPlatformCreateWindowSurface(VkInstance instance,
    [window->ns.view setLayer:window->ns.layer];
    [window->ns.view setWantsLayer:YES];

-    memset(&sci, 0, sizeof(sci));
-    sci.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK;
-    sci.pView = window->ns.view;
+    VkResult err;
+
+    if (_glfw.vk.EXT_metal_surface)
+    {
+        VkMetalSurfaceCreateInfoEXT sci;
+
+        PFN_vkCreateMetalSurfaceEXT vkCreateMetalSurfaceEXT;
+        vkCreateMetalSurfaceEXT = (PFN_vkCreateMetalSurfaceEXT)
+            vkGetInstanceProcAddr(instance, "vkCreateMetalSurfaceEXT");
+        if (!vkCreateMetalSurfaceEXT)
+        {
+            _glfwInputError(GLFW_API_UNAVAILABLE,
+                            "Cocoa: Vulkan instance missing VK_EXT_metal_surface extension");
+            return VK_ERROR_EXTENSION_NOT_PRESENT;
+        }
+
+        memset(&sci, 0, sizeof(sci));
+        sci.sType = VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT;
+        sci.pLayer = window->ns.layer;
+
+        err = vkCreateMetalSurfaceEXT(instance, &sci, allocator, surface);
+    }
+    else
+    {
+        VkMacOSSurfaceCreateInfoMVK sci;
+
+        PFN_vkCreateMacOSSurfaceMVK vkCreateMacOSSurfaceMVK;
+        vkCreateMacOSSurfaceMVK = (PFN_vkCreateMacOSSurfaceMVK)
+            vkGetInstanceProcAddr(instance, "vkCreateMacOSSurfaceMVK");
+        if (!vkCreateMacOSSurfaceMVK)
+        {
+            _glfwInputError(GLFW_API_UNAVAILABLE,
+                            "Cocoa: Vulkan instance missing VK_MVK_macos_surface extension");
+            return VK_ERROR_EXTENSION_NOT_PRESENT;
+        }
+
+        memset(&sci, 0, sizeof(sci));
+        sci.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK;
+        sci.pView = window->ns.view;
+
+        err = vkCreateMacOSSurfaceMVK(instance, &sci, allocator, surface);
+    }

-    err = vkCreateMacOSSurfaceMVK(instance, &sci, allocator, surface);
    if (err)
    {
        _glfwInputError(GLFW_PLATFORM_ERROR,
@@ -123,23 +123,24 @@ static GLFWbool chooseEGLConfig(const _GLFWctxconfig* ctxconfig,
            continue;

 #if defined(_GLFW_X11)
-        XVisualInfo vi = {0};
-
-        // Only consider EGLConfigs with associated Visuals
-        vi.visualid = getEGLConfigAttrib(n, EGL_NATIVE_VISUAL_ID);
-        if (!vi.visualid)
-            continue;
-
-        if (desired->transparent)
        {
-            int count;
-            XVisualInfo* vis = XGetVisualInfo(_glfw.x11.display,
-                                              VisualIDMask, &vi,
-                                              &count);
-            if (vis)
+            XVisualInfo vi = {0};
+
+            // Only consider EGLConfigs with associated Visuals
+            vi.visualid = getEGLConfigAttrib(n, EGL_NATIVE_VISUAL_ID);
+            if (!vi.visualid)
+                continue;
+
+            if (desired->transparent)
            {
-                u->transparent = _glfwIsVisualTransparentX11(vis[0].visual);
-                XFree(vis);
+                int count;
+                XVisualInfo* vis =
+                    XGetVisualInfo(_glfw.x11.display, VisualIDMask, &vi, &count);
+                if (vis)
+                {
+                    u->transparent = _glfwIsVisualTransparentX11(vis[0].visual);
+                    XFree(vis);
+                }
            }
        }
 #endif // _GLFW_X11
@@ -302,6 +303,8 @@ static void destroyContextEGL(_GLFWwindow* window)
 GLFWbool _glfwInitEGL(void)
 {
    int i;
+    EGLint* attribs = NULL;
+    const char* extensions;
    const char* sonames[] =
    {
 #if defined(_GLFW_EGL_LIBRARY)
@@ -394,7 +397,51 @@ GLFWbool _glfwInitEGL(void)
        return GLFW_FALSE;
    }

-    _glfw.egl.display = eglGetDisplay(_GLFW_EGL_NATIVE_DISPLAY);
+    extensions = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
+    if (extensions && eglGetError() == EGL_SUCCESS)
+        _glfw.egl.EXT_client_extensions = GLFW_TRUE;
+
+    if (_glfw.egl.EXT_client_extensions)
+    {
+        _glfw.egl.EXT_platform_base =
+            _glfwStringInExtensionString("EGL_EXT_platform_base", extensions);
+        _glfw.egl.EXT_platform_x11 =
+            _glfwStringInExtensionString("EGL_EXT_platform_x11", extensions);
+        _glfw.egl.EXT_platform_wayland =
+            _glfwStringInExtensionString("EGL_EXT_platform_wayland", extensions);
+        _glfw.egl.ANGLE_platform_angle =
+            _glfwStringInExtensionString("EGL_ANGLE_platform_angle", extensions);
+        _glfw.egl.ANGLE_platform_angle_opengl =
+            _glfwStringInExtensionString("EGL_ANGLE_platform_angle_opengl", extensions);
+        _glfw.egl.ANGLE_platform_angle_d3d =
+            _glfwStringInExtensionString("EGL_ANGLE_platform_angle_d3d", extensions);
+        _glfw.egl.ANGLE_platform_angle_vulkan =
+            _glfwStringInExtensionString("EGL_ANGLE_platform_angle_vulkan", extensions);
+        _glfw.egl.ANGLE_platform_angle_metal =
+            _glfwStringInExtensionString("EGL_ANGLE_platform_angle_metal", extensions);
+    }
+
+    if (_glfw.egl.EXT_platform_base)
+    {
+        _glfw.egl.GetPlatformDisplayEXT = (PFNEGLGETPLATFORMDISPLAYEXTPROC)
+            eglGetProcAddress("eglGetPlatformDisplayEXT");
+        _glfw.egl.CreatePlatformWindowSurfaceEXT = (PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC)
+            eglGetProcAddress("eglCreatePlatformWindowSurfaceEXT");
+    }
+
+    _glfw.egl.platform = _glfwPlatformGetEGLPlatform(&attribs);
+    if (_glfw.egl.platform)
+    {
+        _glfw.egl.display =
+            eglGetPlatformDisplayEXT(_glfw.egl.platform,
+                                     _glfwPlatformGetEGLNativeDisplay(),
+                                     attribs);
+    }
+    else
+        _glfw.egl.display = eglGetDisplay(_glfwPlatformGetEGLNativeDisplay());
+
+    free(attribs);
+
    if (_glfw.egl.display == EGL_NO_DISPLAY)
    {
        _glfwInputError(GLFW_API_UNAVAILABLE,
@@ -462,6 +509,7 @@ GLFWbool _glfwCreateContextEGL(_GLFWwindow* window,
    EGLint attribs[40];
    EGLConfig config;
    EGLContext share = NULL;
+    EGLNativeWindowType native;
    int index = 0;

    if (!_glfw.egl.display)
@@ -587,23 +635,30 @@ GLFWbool _glfwCreateContextEGL(_GLFWwindow* window,
    }

    // Set up attributes for surface creation
+    index = 0;
+
+    if (fbconfig->sRGB)
    {
-        int index = 0;
-
-        if (fbconfig->sRGB)
-        {
-            if (_glfw.egl.KHR_gl_colorspace)
-                setAttrib(EGL_GL_COLORSPACE_KHR, EGL_GL_COLORSPACE_SRGB_KHR);
-        }
-
-        setAttrib(EGL_NONE, EGL_NONE);
+        if (_glfw.egl.KHR_gl_colorspace)
+            setAttrib(EGL_GL_COLORSPACE_KHR, EGL_GL_COLORSPACE_SRGB_KHR);
+    }
+
+    setAttrib(EGL_NONE, EGL_NONE);
+
+    native = _glfwPlatformGetEGLNativeWindow(window);
+    // HACK: ANGLE does not implement eglCreatePlatformWindowSurfaceEXT
+    //       despite reporting EGL_EXT_platform_base
+    if (_glfw.egl.platform && _glfw.egl.platform != EGL_PLATFORM_ANGLE_ANGLE)
+    {
+        window->context.egl.surface =
+            eglCreatePlatformWindowSurfaceEXT(_glfw.egl.display, config, native, attribs);
+    }
+    else
+    {
+        window->context.egl.surface =
+            eglCreateWindowSurface(_glfw.egl.display, config, native, attribs);
    }

-    window->context.egl.surface =
-        eglCreateWindowSurface(_glfw.egl.display,
-                               config,
-                               _GLFW_EGL_NATIVE_WINDOW,
-                               attribs);
    if (window->context.egl.surface == EGL_NO_SURFACE)
    {
        _glfwInputError(GLFW_PLATFORM_ERROR,
@@ -25,26 +25,10 @@
 //
 //========================================================================

-#if defined(_GLFW_USE_EGLPLATFORM_H)
- #include <EGL/eglplatform.h>
-#elif defined(_GLFW_WIN32)
+#if defined(_GLFW_WIN32)
 #define EGLAPIENTRY __stdcall
-typedef HDC EGLNativeDisplayType;
-typedef HWND EGLNativeWindowType;
-#elif defined(_GLFW_COCOA)
- #define EGLAPIENTRY
-typedef void* EGLNativeDisplayType;
-typedef id EGLNativeWindowType;
-#elif defined(_GLFW_X11)
- #define EGLAPIENTRY
-typedef Display* EGLNativeDisplayType;
-typedef Window EGLNativeWindowType;
-#elif defined(_GLFW_WAYLAND)
- #define EGLAPIENTRY
-typedef struct wl_display* EGLNativeDisplayType;
-typedef struct wl_egl_window* EGLNativeWindowType;
 #else
- #error "No supported EGL platform selected"
+ #define EGLAPIENTRY
 #endif

 #define EGL_SUCCESS 0x3000
@@ -106,6 +90,17 @@ typedef struct wl_egl_window* EGLNativeWindowType;
 #define EGL_CONTEXT_RELEASE_BEHAVIOR_KHR 0x2097
 #define EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR 0
 #define EGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_KHR 0x2098
+#define EGL_PLATFORM_X11_EXT 0x31d5
+#define EGL_PLATFORM_WAYLAND_EXT 0x31d8
+#define EGL_PLATFORM_ANGLE_ANGLE 0x3202
+#define EGL_PLATFORM_ANGLE_TYPE_ANGLE 0x3203
+#define EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE 0x320d
+#define EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE 0x320e
+#define EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE 0x3207
+#define EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE 0x3208
+#define EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE 0x3450
+#define EGL_PLATFORM_ANGLE_TYPE_METAL_ANGLE 0x3489
+#define EGL_PLATFORM_ANGLE_NATIVE_PLATFORM_TYPE_ANGLE 0x348f

 typedef int EGLint;
 typedef unsigned int EGLBoolean;
@@ -115,6 +110,9 @@ typedef void* EGLContext;
 typedef void* EGLDisplay;
 typedef void* EGLSurface;

+typedef void* EGLNativeDisplayType;
+typedef void* EGLNativeWindowType;
+
 // EGL function pointer typedefs
 typedef EGLBoolean (EGLAPIENTRY * PFN_eglGetConfigAttrib)(EGLDisplay,EGLConfig,EGLint,EGLint*);
 typedef EGLBoolean (EGLAPIENTRY * PFN_eglGetConfigs)(EGLDisplay,EGLConfig*,EGLint,EGLint*);
@@ -149,9 +147,10 @@ typedef GLFWglproc (EGLAPIENTRY * PFN_eglGetProcAddress)(const char*);
 #define eglQueryString _glfw.egl.QueryString
 #define eglGetProcAddress _glfw.egl.GetProcAddress

-#define _GLFW_EGL_CONTEXT_STATE            _GLFWcontextEGL egl
-#define _GLFW_EGL_LIBRARY_CONTEXT_STATE    _GLFWlibraryEGL egl
-
+typedef EGLDisplay (EGLAPIENTRY * PFNEGLGETPLATFORMDISPLAYEXTPROC)(EGLenum,void*,const EGLint*);
+typedef EGLSurface (EGLAPIENTRY * PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC)(EGLDisplay,EGLConfig,void*,const EGLint*);
+#define eglGetPlatformDisplayEXT _glfw.egl.GetPlatformDisplayEXT
+#define eglCreatePlatformWindowSurfaceEXT _glfw.egl.CreatePlatformWindowSurfaceEXT

 // EGL-specific per-context data
 //
@@ -169,6 +168,7 @@ typedef struct _GLFWcontextEGL
 //
 typedef struct _GLFWlibraryEGL
 {
+    EGLenum         platform;
    EGLDisplay      display;
    EGLint          major, minor;
    GLFWbool        prefix;
@@ -178,6 +178,15 @@ typedef struct _GLFWlibraryEGL
    GLFWbool        KHR_gl_colorspace;
    GLFWbool        KHR_get_all_proc_addresses;
    GLFWbool        KHR_context_flush_control;
+    GLFWbool        EXT_client_extensions;
+    GLFWbool        EXT_platform_base;
+    GLFWbool        EXT_platform_x11;
+    GLFWbool        EXT_platform_wayland;
+    GLFWbool        ANGLE_platform_angle;
+    GLFWbool        ANGLE_platform_angle_opengl;
+    GLFWbool        ANGLE_platform_angle_d3d;
+    GLFWbool        ANGLE_platform_angle_vulkan;
+    GLFWbool        ANGLE_platform_angle_metal;

    void*           handle;

@@ -198,6 +207,9 @@ typedef struct _GLFWlibraryEGL
    PFN_eglQueryString          QueryString;
    PFN_eglGetProcAddress       GetProcAddress;

+    PFNEGLGETPLATFORMDISPLAYEXTPROC GetPlatformDisplayEXT;
+    PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC CreatePlatformWindowSurfaceEXT;
+
 } _GLFWlibraryEGL;


@@ -0,0 +1,30 @@
+
+#include <winver.h>
+
+VS_VERSION_INFO VERSIONINFO
+FILEVERSION @GLFW_VERSION_MAJOR@,@GLFW_VERSION_MINOR@,@GLFW_VERSION_PATCH@,0
+PRODUCTVERSION @GLFW_VERSION_MAJOR@,@GLFW_VERSION_MINOR@,@GLFW_VERSION_PATCH@,0
+FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
+FILEFLAGS 0
+FILEOS VOS_NT_WINDOWS32
+FILETYPE VFT_DLL
+FILESUBTYPE 0
+{
+    BLOCK "StringFileInfo"
+    {
+        BLOCK "040904B0"
+        {
+            VALUE "CompanyName", "GLFW"
+            VALUE "FileDescription", "GLFW @GLFW_VERSION@ DLL"
+            VALUE "FileVersion", "@GLFW_VERSION@"
+            VALUE "OriginalFilename", "glfw3.dll"
+            VALUE "ProductName", "GLFW"
+            VALUE "ProductVersion", "@GLFW_VERSION@"
+        }
+    }
+    BLOCK "VarFileInfo"
+    {
+        VALUE "Translation", 0x409, 1200
+    }
+}
+
@@ -1 +0,0 @@
-include("${CMAKE_CURRENT_LIST_DIR}/glfw3Targets.cmake")
@@ -45,8 +45,6 @@
 // Define this to 1 if building GLFW for OSMesa
 #cmakedefine _GLFW_OSMESA

-// Define this to 1 if building as a shared library / dynamic library / DLL
-#cmakedefine _GLFW_BUILD_DLL
 // Define this to 1 to use Vulkan loader linked statically into application
 #cmakedefine _GLFW_VULKAN_STATIC

@@ -53,6 +53,7 @@ static GLFWerrorfun _glfwErrorCallback;
 static _GLFWinitconfig _glfwInitHints =
 {
    GLFW_TRUE,      // hat buttons
+    GLFW_ANGLE_PLATFORM_TYPE_NONE, // ANGLE backend
    {
        GLFW_TRUE,  // macOS menu bar
        GLFW_TRUE   // macOS bundle chdir
@@ -90,6 +91,7 @@ static void terminate(void)
    _glfw.mappingCount = 0;

    _glfwTerminateVulkan();
+    _glfwPlatformTerminateJoysticks();
    _glfwPlatformTerminate();

    _glfw.initialized = GLFW_FALSE;
@@ -191,6 +193,10 @@ void _glfwInputError(int code, const char* format, ...)
            strcpy(description, "The specified window has no context");
        else if (code == GLFW_CURSOR_UNAVAILABLE)
            strcpy(description, "The specified cursor shape is unavailable");
+        else if (code == GLFW_FEATURE_UNAVAILABLE)
+            strcpy(description, "The requested feature cannot be implemented for this platform");
+        else if (code == GLFW_FEATURE_UNIMPLEMENTED)
+            strcpy(description, "The requested feature has not yet been implemented for this platform");
        else
            strcpy(description, "ERROR: UNKNOWN GLFW ERROR");
    }
@@ -283,6 +289,9 @@ GLFWAPI void glfwInitHint(int hint, int value)
        case GLFW_JOYSTICK_HAT_BUTTONS:
            _glfwInitHints.hatButtons = value;
            return;
+        case GLFW_ANGLE_PLATFORM_TYPE:
+            _glfwInitHints.angleType = value;
+            return;
        case GLFW_COCOA_CHDIR_RESOURCES:
            _glfwInitHints.ns.chdir = value;
            return;
@@ -43,6 +43,22 @@
 #define _GLFW_JOYSTICK_BUTTON   2
 #define _GLFW_JOYSTICK_HATBIT   3

+// Initializes the platform joystick API if it has not been already
+//
+static GLFWbool initJoysticks(void)
+{
+    if (!_glfw.joysticksInitialized)
+    {
+        if (!_glfwPlatformInitJoysticks())
+        {
+            _glfwPlatformTerminateJoysticks();
+            return GLFW_FALSE;
+        }
+    }
+
+    return _glfw.joysticksInitialized = GLFW_TRUE;
+}
+
 // Finds a mapping based on joystick GUID
 //
 static _GLFWmapping* findMapping(const char* guid)
@@ -929,6 +945,9 @@ GLFWAPI int glfwJoystickPresent(int jid)
        return GLFW_FALSE;
    }

+    if (!initJoysticks())
+        return GLFW_FALSE;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return GLFW_FALSE;
@@ -954,6 +973,9 @@ GLFWAPI const float* glfwGetJoystickAxes(int jid, int* count)
        return NULL;
    }

+    if (!initJoysticks())
+        return NULL;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return NULL;
@@ -983,6 +1005,9 @@ GLFWAPI const unsigned char* glfwGetJoystickButtons(int jid, int* count)
        return NULL;
    }

+    if (!initJoysticks())
+        return NULL;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return NULL;
@@ -1016,6 +1041,9 @@ GLFWAPI const unsigned char* glfwGetJoystickHats(int jid, int* count)
        return NULL;
    }

+    if (!initJoysticks())
+        return NULL;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return NULL;
@@ -1042,6 +1070,9 @@ GLFWAPI const char* glfwGetJoystickName(int jid)
        return NULL;
    }

+    if (!initJoysticks())
+        return NULL;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return NULL;
@@ -1067,6 +1098,9 @@ GLFWAPI const char* glfwGetJoystickGUID(int jid)
        return NULL;
    }

+    if (!initJoysticks())
+        return NULL;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return NULL;
@@ -1112,6 +1146,10 @@ GLFWAPI void* glfwGetJoystickUserPointer(int jid)
 GLFWAPI GLFWjoystickfun glfwSetJoystickCallback(GLFWjoystickfun cbfun)
 {
    _GLFW_REQUIRE_INIT_OR_RETURN(NULL);
+
+    if (!initJoysticks())
+        return NULL;
+
    _GLFW_SWAP_POINTERS(_glfw.callbacks.joystick, cbfun);
    return cbfun;
 }
@@ -1191,6 +1229,9 @@ GLFWAPI int glfwJoystickIsGamepad(int jid)
        return GLFW_FALSE;
    }

+    if (!initJoysticks())
+        return GLFW_FALSE;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return GLFW_FALSE;
@@ -1216,6 +1257,9 @@ GLFWAPI const char* glfwGetGamepadName(int jid)
        return NULL;
    }

+    if (!initJoysticks())
+        return NULL;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return NULL;
@@ -1248,6 +1292,9 @@ GLFWAPI int glfwGetGamepadState(int jid, GLFWgamepadstate* state)
        return GLFW_FALSE;
    }

+    if (!initJoysticks())
+        return GLFW_FALSE;
+
    js = _glfw.joysticks + jid;
    if (!js->present)
        return GLFW_FALSE;
@@ -128,6 +128,7 @@ typedef enum VkStructureType
    VK_STRUCTURE_TYPE_WAYLAND_SURFACE_CREATE_INFO_KHR = 1000006000,
    VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR = 1000009000,
    VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK = 1000123000,
+    VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT = 1000217000,
    VK_STRUCTURE_TYPE_MAX_ENUM = 0x7FFFFFFF
 } VkStructureType;

@@ -193,6 +194,9 @@ typedef void (APIENTRY * PFN_vkVoidFunction)(void);
 #error "No supported window creation API selected"
 #endif

+#include "egl_context.h"
+#include "osmesa_context.h"
+
 // Constructs a version number string from the public header macros
 #define _GLFW_CONCAT_VERSION(m, n, r) #m "." #n "." #r
 #define _GLFW_MAKE_VERSION(m, n, r) _GLFW_CONCAT_VERSION(m, n, r)
@@ -239,6 +243,7 @@ struct _GLFWerror
 struct _GLFWinitconfig
 {
    GLFWbool      hatButtons;
+    int           angleType;
    struct {
        GLFWbool  menubar;
        GLFWbool  chdir;
@@ -265,6 +270,7 @@ struct _GLFWwndconfig
    GLFWbool      maximized;
    GLFWbool      centerCursor;
    GLFWbool      focusOnShow;
+    GLFWbool      mousePassthrough;
    GLFWbool      scaleToMonitor;
    struct {
        GLFWbool  retina;
@@ -358,9 +364,9 @@ struct _GLFWcontext
    // This is defined in the context API's context.h
    _GLFW_PLATFORM_CONTEXT_STATE;
    // This is defined in egl_context.h
-    _GLFW_EGL_CONTEXT_STATE;
+    _GLFWcontextEGL egl;
    // This is defined in osmesa_context.h
-    _GLFW_OSMESA_CONTEXT_STATE;
+    _GLFWcontextOSMesa osmesa;
 };

 // Window and context structure
@@ -375,6 +381,7 @@ struct _GLFWwindow
    GLFWbool            autoIconify;
    GLFWbool            floating;
    GLFWbool            focusOnShow;
+    GLFWbool            mousePassthrough;
    GLFWbool            shouldClose;
    void*               userPointer;
    GLFWvidmode         videoMode;
@@ -532,6 +539,7 @@ struct _GLFWlibrary
    _GLFWmonitor**      monitors;
    int                 monitorCount;

+    GLFWbool            joysticksInitialized;
    _GLFWjoystick       joysticks[GLFW_JOYSTICK_LAST + 1];
    _GLFWmapping*       mappings;
    int                 mappingCount;
@@ -559,6 +567,7 @@ struct _GLFWlibrary
        GLFWbool        KHR_win32_surface;
 #elif defined(_GLFW_COCOA)
        GLFWbool        MVK_macos_surface;
+        GLFWbool        EXT_metal_surface;
 #elif defined(_GLFW_X11)
        GLFWbool        KHR_xlib_surface;
        GLFWbool        KHR_xcb_surface;
@@ -579,9 +588,9 @@ struct _GLFWlibrary
    // This is defined in the platform's joystick.h
    _GLFW_PLATFORM_LIBRARY_JOYSTICK_STATE;
    // This is defined in egl_context.h
-    _GLFW_EGL_LIBRARY_CONTEXT_STATE;
+    _GLFWlibraryEGL egl;
    // This is defined in osmesa_context.h
-    _GLFW_OSMESA_LIBRARY_CONTEXT_STATE;
+    _GLFWlibraryOSMesa osmesa;
 };

 // Global state shared between compilation units of GLFW
@@ -624,6 +633,8 @@ void _glfwPlatformSetGammaRamp(_GLFWmonitor* monitor, const GLFWgammaramp* ramp)
 void _glfwPlatformSetClipboardString(const char* string);
 const char* _glfwPlatformGetClipboardString(void);

+GLFWbool _glfwPlatformInitJoysticks(void);
+void _glfwPlatformTerminateJoysticks(void);
 int _glfwPlatformPollJoystick(_GLFWjoystick* js, int mode);
 void _glfwPlatformUpdateGamepadGUID(char* guid);

@@ -672,6 +683,7 @@ float _glfwPlatformGetWindowOpacity(_GLFWwindow* window);
 void _glfwPlatformSetWindowResizable(_GLFWwindow* window, GLFWbool enabled);
 void _glfwPlatformSetWindowDecorated(_GLFWwindow* window, GLFWbool enabled);
 void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled);
+void _glfwPlatformSetWindowMousePassthrough(_GLFWwindow* window, GLFWbool enabled);
 void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity);

 void _glfwPlatformPollEvents(void);
@@ -679,6 +691,10 @@ void _glfwPlatformWaitEvents(void);
 void _glfwPlatformWaitEventsTimeout(double timeout);
 void _glfwPlatformPostEmptyEvent(void);

+EGLenum _glfwPlatformGetEGLPlatform(EGLint** attribs);
+EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void);
+EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window);
+
 void _glfwPlatformGetRequiredInstanceExtensions(char** extensions);
 int _glfwPlatformGetPhysicalDevicePresentationSupport(VkInstance instance,
                                                      VkPhysicalDevice device,
@@ -264,9 +264,50 @@ static int compareJoysticks(const void* fp, const void* sp)
 //////                       GLFW internal API                      //////
 //////////////////////////////////////////////////////////////////////////

-// Initialize joystick interface
-//
-GLFWbool _glfwInitJoysticksLinux(void)
+void _glfwDetectJoystickConnectionLinux(void)
+{
+    if (_glfw.linjs.inotify <= 0)
+        return;
+
+    ssize_t offset = 0;
+    char buffer[16384];
+    const ssize_t size = read(_glfw.linjs.inotify, buffer, sizeof(buffer));
+
+    while (size > offset)
+    {
+        regmatch_t match;
+        const struct inotify_event* e = (struct inotify_event*) (buffer + offset);
+
+        offset += sizeof(struct inotify_event) + e->len;
+
+        if (regexec(&_glfw.linjs.regex, e->name, 1, &match, 0) != 0)
+            continue;
+
+        char path[PATH_MAX];
+        snprintf(path, sizeof(path), "/dev/input/%s", e->name);
+
+        if (e->mask & (IN_CREATE | IN_ATTRIB))
+            openJoystickDevice(path);
+        else if (e->mask & IN_DELETE)
+        {
+            for (int jid = 0;  jid <= GLFW_JOYSTICK_LAST;  jid++)
+            {
+                if (strcmp(_glfw.joysticks[jid].linjs.path, path) == 0)
+                {
+                    closeJoystick(_glfw.joysticks + jid);
+                    break;
+                }
+            }
+        }
+    }
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+//////                       GLFW platform API                      //////
+//////////////////////////////////////////////////////////////////////////
+
+GLFWbool _glfwPlatformInitJoysticks(void)
 {
    const char* dirname = "/dev/input";

@@ -320,9 +361,7 @@ GLFWbool _glfwInitJoysticksLinux(void)
    return GLFW_TRUE;
 }

-// Close all opened joystick handles
-//
-void _glfwTerminateJoysticksLinux(void)
+void _glfwPlatformTerminateJoysticks(void)
 {
    int jid;

@@ -333,60 +372,16 @@ void _glfwTerminateJoysticksLinux(void)
            closeJoystick(js);
    }

-    regfree(&_glfw.linjs.regex);
-
    if (_glfw.linjs.inotify > 0)
    {
        if (_glfw.linjs.watch > 0)
            inotify_rm_watch(_glfw.linjs.inotify, _glfw.linjs.watch);

        close(_glfw.linjs.inotify);
+        regfree(&_glfw.linjs.regex);
    }
 }

-void _glfwDetectJoystickConnectionLinux(void)
-{
-    if (_glfw.linjs.inotify <= 0)
-        return;
-
-    ssize_t offset = 0;
-    char buffer[16384];
-    const ssize_t size = read(_glfw.linjs.inotify, buffer, sizeof(buffer));
-
-    while (size > offset)
-    {
-        regmatch_t match;
-        const struct inotify_event* e = (struct inotify_event*) (buffer + offset);
-
-        offset += sizeof(struct inotify_event) + e->len;
-
-        if (regexec(&_glfw.linjs.regex, e->name, 1, &match, 0) != 0)
-            continue;
-
-        char path[PATH_MAX];
-        snprintf(path, sizeof(path), "/dev/input/%s", e->name);
-
-        if (e->mask & (IN_CREATE | IN_ATTRIB))
-            openJoystickDevice(path);
-        else if (e->mask & IN_DELETE)
-        {
-            for (int jid = 0;  jid <= GLFW_JOYSTICK_LAST;  jid++)
-            {
-                if (strcmp(_glfw.joysticks[jid].linjs.path, path) == 0)
-                {
-                    closeJoystick(_glfw.joysticks + jid);
-                    break;
-                }
-            }
-        }
-    }
-}
-
-
-//////////////////////////////////////////////////////////////////////////
-//////                       GLFW platform API                      //////
-//////////////////////////////////////////////////////////////////////////
-
 int _glfwPlatformPollJoystick(_GLFWjoystick* js, int mode)
 {
    // Read all queued events (non-blocking)
@@ -55,8 +55,5 @@ typedef struct _GLFWlibraryLinux
    GLFWbool                dropped;
 } _GLFWlibraryLinux;

-
-GLFWbool _glfwInitJoysticksLinux(void);
-void _glfwTerminateJoysticksLinux(void);
 void _glfwDetectJoystickConnectionLinux(void);

@@ -44,10 +44,6 @@ typedef struct _GLFWcontextNSGL
 {
    id                pixelFormat;
    id                object;
-    CVDisplayLinkRef  displayLink;
-    atomic_int        swapInterval;
-    int               swapIntervalsPassed;
-    id                swapIntervalCond;

 } _GLFWcontextNSGL;

@@ -67,5 +63,4 @@ GLFWbool _glfwCreateContextNSGL(_GLFWwindow* window,
                                const _GLFWctxconfig* ctxconfig,
                                const _GLFWfbconfig* fbconfig);
 void _glfwDestroyContextNSGL(_GLFWwindow* window);
-void _glfwUpdateDisplayLinkDisplayNSGL(_GLFWwindow* window);

@@ -28,29 +28,8 @@

 #include "internal.h"

-// Display link callback for manual swap interval implementation
-// This is based on a similar workaround added to SDL2
-//
-static CVReturn displayLinkCallback(CVDisplayLinkRef displayLink,
-                                    const CVTimeStamp* now,
-                                    const CVTimeStamp* outputTime,
-                                    CVOptionFlags flagsIn,
-                                    CVOptionFlags* flagsOut,
-                                    void* userInfo)
-{
-    _GLFWwindow* window = (_GLFWwindow *) userInfo;
-
-    const int interval = atomic_load(&window->context.nsgl.swapInterval);
-    if (interval > 0)
-    {
-        [window->context.nsgl.swapIntervalCond lock];
-        window->context.nsgl.swapIntervalsPassed++;
-        [window->context.nsgl.swapIntervalCond signal];
-        [window->context.nsgl.swapIntervalCond unlock];
-    }
-
-    return kCVReturnSuccess;
-}
+#include <unistd.h>
+#include <math.h>

 static void makeContextCurrentNSGL(_GLFWwindow* window)
 {
@@ -70,19 +49,28 @@ static void swapBuffersNSGL(_GLFWwindow* window)
 {
    @autoreleasepool {

-    const int interval = atomic_load(&window->context.nsgl.swapInterval);
-    if (interval > 0)
+    // HACK: Simulate vsync with usleep as NSGL swap interval does not apply to
+    //       windows with a non-visible occlusion state
+    if (window->ns.occluded)
    {
-        [window->context.nsgl.swapIntervalCond lock];
-        do
+        int interval = 0;
+        [window->context.nsgl.object getValues:&interval
+                                  forParameter:NSOpenGLContextParameterSwapInterval];
+
+        if (interval > 0)
        {
-            [window->context.nsgl.swapIntervalCond wait];
-        } while (window->context.nsgl.swapIntervalsPassed % interval != 0);
-        window->context.nsgl.swapIntervalsPassed = 0;
-        [window->context.nsgl.swapIntervalCond unlock];
+            const double framerate = 60.0;
+            const uint64_t frequency = _glfwPlatformGetTimerFrequency();
+            const uint64_t value = _glfwPlatformGetTimerValue();
+
+            const double elapsed = value / (double) frequency;
+            const double period = 1.0 / framerate;
+            const double delay = period - fmod(elapsed, period);
+
+            usleep(floorl(delay * 1e6));
+        }
    }

-    // ARP appears to be unnecessary, but this is future-proof
    [window->context.nsgl.object flushBuffer];

    } // autoreleasepool
@@ -91,11 +79,14 @@ static void swapBuffersNSGL(_GLFWwindow* window)
 static void swapIntervalNSGL(int interval)
 {
    @autoreleasepool {
+
    _GLFWwindow* window = _glfwPlatformGetTls(&_glfw.contextSlot);
-    atomic_store(&window->context.nsgl.swapInterval, interval);
-    [window->context.nsgl.swapIntervalCond lock];
-    window->context.nsgl.swapIntervalsPassed = 0;
-    [window->context.nsgl.swapIntervalCond unlock];
+    if (window)
+    {
+        [window->context.nsgl.object setValues:&interval
+                                  forParameter:NSOpenGLContextParameterSwapInterval];
+    }
+
    } // autoreleasepool
 }

@@ -123,17 +114,6 @@ static void destroyContextNSGL(_GLFWwindow* window)
 {
    @autoreleasepool {

-    if (window->context.nsgl.displayLink)
-    {
-        if (CVDisplayLinkIsRunning(window->context.nsgl.displayLink))
-            CVDisplayLinkStop(window->context.nsgl.displayLink);
-
-        CVDisplayLinkRelease(window->context.nsgl.displayLink);
-    }
-
-    [window->context.nsgl.swapIntervalCond release];
-    window->context.nsgl.swapIntervalCond = nil;
-
    [window->context.nsgl.pixelFormat release];
    window->context.nsgl.pixelFormat = nil;

@@ -354,17 +334,10 @@ GLFWbool _glfwCreateContextNSGL(_GLFWwindow* window,
                                  forParameter:NSOpenGLContextParameterSurfaceOpacity];
    }

-    if (window->ns.retina)
-        [window->ns.view setWantsBestResolutionOpenGLSurface:YES];
-
-    GLint interval = 0;
-    [window->context.nsgl.object setValues:&interval
-                              forParameter:NSOpenGLContextParameterSwapInterval];
+    [window->ns.view setWantsBestResolutionOpenGLSurface:window->ns.retina];

    [window->context.nsgl.object setView:window->ns.view];

-    window->context.nsgl.swapIntervalCond = [NSCondition new];
-
    window->context.makeCurrent = makeContextCurrentNSGL;
    window->context.swapBuffers = swapBuffersNSGL;
    window->context.swapInterval = swapIntervalNSGL;
@@ -372,26 +345,9 @@ GLFWbool _glfwCreateContextNSGL(_GLFWwindow* window,
    window->context.getProcAddress = getProcAddressNSGL;
    window->context.destroy = destroyContextNSGL;

-    CVDisplayLinkCreateWithActiveCGDisplays(&window->context.nsgl.displayLink);
-    CVDisplayLinkSetOutputCallback(window->context.nsgl.displayLink,
-                                   &displayLinkCallback,
-                                   window);
-    CVDisplayLinkStart(window->context.nsgl.displayLink);
-
-    _glfwUpdateDisplayLinkDisplayNSGL(window);
    return GLFW_TRUE;
 }

-void _glfwUpdateDisplayLinkDisplayNSGL(_GLFWwindow* window)
-{
-    CGDirectDisplayID displayID =
-        [[[window->ns.object screen] deviceDescription][@"NSScreenNumber"] unsignedIntValue];
-    if (!displayID)
-        return;
-
-    CVDisplayLinkSetCurrentCGDisplay(window->context.nsgl.displayLink, displayID);
-}
-

 //////////////////////////////////////////////////////////////////////////
 //////                        GLFW native API                       //////
@@ -29,6 +29,8 @@

 #include "internal.h"

+#include <stdlib.h>
+

 //////////////////////////////////////////////////////////////////////////
 //////                       GLFW platform API                      //////
@@ -37,11 +39,14 @@
 int _glfwPlatformInit(void)
 {
    _glfwInitTimerPOSIX();
+    _glfwPollMonitorsNull();
+
    return GLFW_TRUE;
 }

 void _glfwPlatformTerminate(void)
 {
+    free(_glfw.null.clipboardString);
    _glfwTerminateOSMesa();
 }

@@ -33,6 +33,15 @@
 //////                       GLFW platform API                      //////
 //////////////////////////////////////////////////////////////////////////

+GLFWbool _glfwPlatformInitJoysticks(void)
+{
+    return GLFW_TRUE;
+}
+
+void _glfwPlatformTerminateJoysticks(void)
+{
+}
+
 int _glfwPlatformPollJoystick(_GLFWjoystick* js, int mode)
 {
    return GLFW_FALSE;
@@ -29,6 +29,37 @@

 #include "internal.h"

+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+// The the sole (fake) video mode of our (sole) fake monitor
+//
+static GLFWvidmode getVideoMode(void)
+{
+    GLFWvidmode mode;
+    mode.width = 1920;
+    mode.height = 1080;
+    mode.redBits = 8;
+    mode.greenBits = 8;
+    mode.blueBits = 8;
+    mode.refreshRate = 60;
+    return mode;
+}
+
+//////////////////////////////////////////////////////////////////////////
+//////                       GLFW internal API                      //////
+//////////////////////////////////////////////////////////////////////////
+
+void _glfwPollMonitorsNull(void)
+{
+    const float dpi = 141.f;
+    const GLFWvidmode mode = getVideoMode();
+    _GLFWmonitor* monitor = _glfwAllocMonitor("Null SuperNoop 0",
+                                              (int) (mode.width * 25.4f / dpi),
+                                              (int) (mode.height * 25.4f / dpi));
+    _glfwInputMonitor(monitor, GLFW_CONNECTED, _GLFW_INSERT_FIRST);
+}

 //////////////////////////////////////////////////////////////////////////
 //////                       GLFW platform API                      //////
@@ -36,10 +67,15 @@

 void _glfwPlatformFreeMonitor(_GLFWmonitor* monitor)
 {
+    _glfwFreeGammaArrays(&monitor->null.ramp);
 }

 void _glfwPlatformGetMonitorPos(_GLFWmonitor* monitor, int* xpos, int* ypos)
 {
+    if (xpos)
+        *xpos = 0;
+    if (ypos)
+        *ypos = 0;
 }

 void _glfwPlatformGetMonitorContentScale(_GLFWmonitor* monitor,
@@ -55,23 +91,69 @@ void _glfwPlatformGetMonitorWorkarea(_GLFWmonitor* monitor,
                                     int* xpos, int* ypos,
                                     int* width, int* height)
 {
+    const GLFWvidmode mode = getVideoMode();
+
+    if (xpos)
+        *xpos = 0;
+    if (ypos)
+        *ypos = 10;
+    if (width)
+        *width = mode.width;
+    if (height)
+        *height = mode.height - 10;
 }

 GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
 {
-    return NULL;
+    GLFWvidmode* mode = calloc(1, sizeof(GLFWvidmode));
+    *mode = getVideoMode();
+    *found = 1;
+    return mode;
 }

 void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
 {
+    *mode = getVideoMode();
 }

 GLFWbool _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp)
 {
-    return GLFW_FALSE;
+    if (!monitor->null.ramp.size)
+    {
+        _glfwAllocGammaArrays(&monitor->null.ramp, 256);
+
+        for (unsigned int i = 0;  i < monitor->null.ramp.size;  i++)
+        {
+            const float gamma = 2.2f;
+            float value;
+            value = i / (float) (monitor->null.ramp.size - 1);
+            value = powf(value, 1.f / gamma) * 65535.f + 0.5f;
+            value = _glfw_fminf(value, 65535.f);
+
+            monitor->null.ramp.red[i]   = (unsigned short) value;
+            monitor->null.ramp.green[i] = (unsigned short) value;
+            monitor->null.ramp.blue[i]  = (unsigned short) value;
+        }
+    }
+
+    _glfwAllocGammaArrays(ramp, monitor->null.ramp.size);
+    memcpy(ramp->red,   monitor->null.ramp.red,   sizeof(short) * ramp->size);
+    memcpy(ramp->green, monitor->null.ramp.green, sizeof(short) * ramp->size);
+    memcpy(ramp->blue,  monitor->null.ramp.blue,  sizeof(short) * ramp->size);
+    return GLFW_TRUE;
 }

 void _glfwPlatformSetGammaRamp(_GLFWmonitor* monitor, const GLFWgammaramp* ramp)
 {
+    if (monitor->null.ramp.size != ramp->size)
+    {
+        _glfwInputError(GLFW_PLATFORM_ERROR,
+                        "Null: Gamma ramp size must match current ramp size");
+        return;
+    }
+
+    memcpy(monitor->null.ramp.red,   ramp->red,   sizeof(short) * ramp->size);
+    memcpy(monitor->null.ramp.green, ramp->green, sizeof(short) * ramp->size);
+    memcpy(monitor->null.ramp.blue,  ramp->blue,  sizeof(short) * ramp->size);
 }

@@ -27,17 +27,14 @@

 #include <dlfcn.h>

-#define _GLFW_PLATFORM_WINDOW_STATE _GLFWwindowNull null
+#define _GLFW_PLATFORM_WINDOW_STATE         _GLFWwindowNull null
+#define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryNull null
+#define _GLFW_PLATFORM_MONITOR_STATE        _GLFWmonitorNull null

 #define _GLFW_PLATFORM_CONTEXT_STATE         struct { int dummyContext; }
-#define _GLFW_PLATFORM_MONITOR_STATE         struct { int dummyMonitor; }
 #define _GLFW_PLATFORM_CURSOR_STATE          struct { int dummyCursor; }
-#define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE  struct { int dummyLibraryWindow; }
 #define _GLFW_PLATFORM_LIBRARY_CONTEXT_STATE struct { int dummyLibraryContext; }
-#define _GLFW_EGL_CONTEXT_STATE              struct { int dummyEGLContext; }
-#define _GLFW_EGL_LIBRARY_CONTEXT_STATE      struct { int dummyEGLLibraryContext; }

-#include "osmesa_context.h"
 #include "posix_time.h"
 #include "posix_thread.h"
 #include "null_joystick.h"
@@ -56,7 +53,37 @@
 //
 typedef struct _GLFWwindowNull
 {
-    int width;
-    int height;
+    int             xpos;
+    int             ypos;
+    int             width;
+    int             height;
+    char*           title;
+    GLFWbool        visible;
+    GLFWbool        iconified;
+    GLFWbool        maximized;
+    GLFWbool        resizable;
+    GLFWbool        decorated;
+    GLFWbool        floating;
+    GLFWbool        transparent;
+    float           opacity;
 } _GLFWwindowNull;

+// Null-specific per-monitor data
+//
+typedef struct _GLFWmonitorNull
+{
+    GLFWgammaramp   ramp;
+} _GLFWmonitorNull;
+
+// Null-specific global data
+//
+typedef struct _GLFWlibraryNull
+{
+    int             xcursor;
+    int             ycursor;
+    char*           clipboardString;
+    _GLFWwindow*    focusedWindow;
+} _GLFWlibraryNull;
+
+void _glfwPollMonitorsNull(void);
+
@@ -29,12 +29,71 @@

 #include "internal.h"

+#include <stdlib.h>
+
+static void applySizeLimits(_GLFWwindow* window, int* width, int* height)
+{
+    if (window->numer != GLFW_DONT_CARE && window->denom != GLFW_DONT_CARE)
+    {
+        const float ratio = (float) window->numer / (float) window->denom;
+        *height = (int) (*width / ratio);
+    }
+
+    if (window->minwidth != GLFW_DONT_CARE && *width < window->minwidth)
+        *width = window->minwidth;
+    else if (window->maxwidth != GLFW_DONT_CARE && *width > window->maxwidth)
+        *width = window->maxwidth;
+
+    if (window->minheight != GLFW_DONT_CARE && *height < window->minheight)
+        *height = window->minheight;
+    else if (window->maxheight != GLFW_DONT_CARE && *height > window->maxheight)
+        *height = window->maxheight;
+}
+
+static void fitToMonitor(_GLFWwindow* window)
+{
+    GLFWvidmode mode;
+    _glfwPlatformGetVideoMode(window->monitor, &mode);
+    _glfwPlatformGetMonitorPos(window->monitor,
+                               &window->null.xpos,
+                               &window->null.ypos);
+    window->null.width = mode.width;
+    window->null.height = mode.height;
+}
+
+static void acquireMonitor(_GLFWwindow* window)
+{
+    _glfwInputMonitorWindow(window->monitor, window);
+}
+
+static void releaseMonitor(_GLFWwindow* window)
+{
+    if (window->monitor->window != window)
+        return;
+
+    _glfwInputMonitorWindow(window->monitor, NULL);
+}

 static int createNativeWindow(_GLFWwindow* window,
-                              const _GLFWwndconfig* wndconfig)
+                              const _GLFWwndconfig* wndconfig,
+                              const _GLFWfbconfig* fbconfig)
 {
-    window->null.width = wndconfig->width;
-    window->null.height = wndconfig->height;
+    if (window->monitor)
+        fitToMonitor(window);
+    else
+    {
+        window->null.xpos = 17;
+        window->null.ypos = 17;
+        window->null.width = wndconfig->width;
+        window->null.height = wndconfig->height;
+    }
+
+    window->null.visible = wndconfig->visible;
+    window->null.decorated = wndconfig->decorated;
+    window->null.maximized = wndconfig->maximized;
+    window->null.floating = wndconfig->floating;
+    window->null.transparent = fbconfig->transparent;
+    window->null.opacity = 1.f;

    return GLFW_TRUE;
 }
@@ -49,7 +108,7 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
                              const _GLFWctxconfig* ctxconfig,
                              const _GLFWfbconfig* fbconfig)
 {
-    if (!createNativeWindow(window, wndconfig))
+    if (!createNativeWindow(window, wndconfig, fbconfig))
        return GLFW_FALSE;

    if (ctxconfig->client != GLFW_NO_API)
@@ -69,11 +128,24 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
        }
    }

+    if (window->monitor)
+    {
+        _glfwPlatformShowWindow(window);
+        _glfwPlatformFocusWindow(window);
+        acquireMonitor(window);
+    }
+
    return GLFW_TRUE;
 }

 void _glfwPlatformDestroyWindow(_GLFWwindow* window)
 {
+    if (window->monitor)
+        releaseMonitor(window);
+
+    if (_glfw.null.focusedWindow == window)
+        _glfw.null.focusedWindow = NULL;
+
    if (window->context.destroy)
        window->context.destroy(window);
 }
@@ -93,14 +165,54 @@ void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
                                   int width, int height,
                                   int refreshRate)
 {
+    if (window->monitor == monitor)
+    {
+        if (!monitor)
+        {
+            _glfwPlatformSetWindowPos(window, xpos, ypos);
+            _glfwPlatformSetWindowSize(window, width, height);
+        }
+
+        return;
+    }
+
+    if (window->monitor)
+        releaseMonitor(window);
+
+    _glfwInputWindowMonitor(window, monitor);
+
+    if (window->monitor)
+    {
+        window->null.visible = GLFW_TRUE;
+        acquireMonitor(window);
+        fitToMonitor(window);
+    }
+    else
+    {
+        _glfwPlatformSetWindowPos(window, xpos, ypos);
+        _glfwPlatformSetWindowSize(window, width, height);
+    }
 }

 void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos)
 {
+    if (xpos)
+        *xpos = window->null.xpos;
+    if (ypos)
+        *ypos = window->null.ypos;
 }

 void _glfwPlatformSetWindowPos(_GLFWwindow* window, int xpos, int ypos)
 {
+    if (window->monitor)
+        return;
+
+    if (window->null.xpos != xpos || window->null.ypos != ypos)
+    {
+        window->null.xpos = xpos;
+        window->null.ypos = ypos;
+        _glfwInputWindowPos(window, xpos, ypos);
+    }
 }

 void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height)
@@ -113,18 +225,34 @@ void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height)

 void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height)
 {
-    window->null.width = width;
-    window->null.height = height;
+    if (window->monitor)
+        return;
+
+    if (window->null.width != width || window->null.height != height)
+    {
+        window->null.width = width;
+        window->null.height = height;
+        _glfwInputWindowSize(window, width, height);
+        _glfwInputFramebufferSize(window, width, height);
+    }
 }

 void _glfwPlatformSetWindowSizeLimits(_GLFWwindow* window,
                                      int minwidth, int minheight,
                                      int maxwidth, int maxheight)
 {
+    int width = window->null.width;
+    int height = window->null.height;
+    applySizeLimits(window, &width, &height);
+    _glfwPlatformSetWindowSize(window, width, height);
 }

 void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window, int n, int d)
 {
+    int width = window->null.width;
+    int height = window->null.height;
+    applySizeLimits(window, &width, &height);
+    _glfwPlatformSetWindowSize(window, width, height);
 }

 void _glfwPlatformGetFramebufferSize(_GLFWwindow* window, int* width, int* height)
@@ -139,6 +267,28 @@ void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window,
                                     int* left, int* top,
                                     int* right, int* bottom)
 {
+    if (window->null.decorated && !window->monitor)
+    {
+        if (left)
+            *left = 1;
+        if (top)
+            *top = 10;
+        if (right)
+            *right = 1;
+        if (bottom)
+            *bottom = 1;
+    }
+    else
+    {
+        if (left)
+            *left = 0;
+        if (top)
+            *top = 0;
+        if (right)
+            *right = 0;
+        if (bottom)
+            *bottom = 0;
+    }
 }

 void _glfwPlatformGetWindowContentScale(_GLFWwindow* window,
@@ -152,50 +302,93 @@ void _glfwPlatformGetWindowContentScale(_GLFWwindow* window,

 void _glfwPlatformIconifyWindow(_GLFWwindow* window)
 {
+    if (_glfw.null.focusedWindow == window)
+    {
+        _glfw.null.focusedWindow = NULL;
+        _glfwInputWindowFocus(window, GLFW_FALSE);
+    }
+
+    if (!window->null.iconified)
+    {
+        window->null.iconified = GLFW_TRUE;
+        _glfwInputWindowIconify(window, GLFW_TRUE);
+
+        if (window->monitor)
+            releaseMonitor(window);
+    }
 }

 void _glfwPlatformRestoreWindow(_GLFWwindow* window)
 {
+    if (window->null.iconified)
+    {
+        window->null.iconified = GLFW_FALSE;
+        _glfwInputWindowIconify(window, GLFW_FALSE);
+
+        if (window->monitor)
+            acquireMonitor(window);
+    }
+    else if (window->null.maximized)
+    {
+        window->null.maximized = GLFW_FALSE;
+        _glfwInputWindowMaximize(window, GLFW_FALSE);
+    }
 }

 void _glfwPlatformMaximizeWindow(_GLFWwindow* window)
 {
+    if (!window->null.maximized)
+    {
+        window->null.maximized = GLFW_TRUE;
+        _glfwInputWindowMaximize(window, GLFW_TRUE);
+    }
 }

 int _glfwPlatformWindowMaximized(_GLFWwindow* window)
 {
-    return GLFW_FALSE;
+    return window->null.maximized;
 }

 int _glfwPlatformWindowHovered(_GLFWwindow* window)
 {
-    return GLFW_FALSE;
+    return _glfw.null.xcursor >= window->null.xpos &&
+           _glfw.null.ycursor >= window->null.ypos &&
+           _glfw.null.xcursor <= window->null.xpos + window->null.width - 1 &&
+           _glfw.null.ycursor <= window->null.ypos + window->null.height - 1;
 }

 int _glfwPlatformFramebufferTransparent(_GLFWwindow* window)
 {
-    return GLFW_FALSE;
+    return window->null.transparent;
 }

 void _glfwPlatformSetWindowResizable(_GLFWwindow* window, GLFWbool enabled)
 {
+    window->null.resizable = enabled;
 }

 void _glfwPlatformSetWindowDecorated(_GLFWwindow* window, GLFWbool enabled)
 {
+    window->null.decorated = enabled;
 }

 void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
+{
+    window->null.floating = enabled;
+}
+
+void _glfwPlatformSetWindowMousePassthrough(_GLFWwindow* window, GLFWbool enabled)
 {
 }

 float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)
 {
-    return 1.f;
+    return window->null.opacity;
 }

 void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity)
 {
+    window->null.opacity = opacity;
 }

 void _glfwPlatformSetRawMouseMotion(_GLFWwindow *window, GLFWbool enabled)
@@ -204,43 +397,63 @@ void _glfwPlatformSetRawMouseMotion(_GLFWwindow *window, GLFWbool enabled)

 GLFWbool _glfwPlatformRawMouseMotionSupported(void)
 {
-    return GLFW_FALSE;
+    return GLFW_TRUE;
 }

 void _glfwPlatformShowWindow(_GLFWwindow* window)
 {
+    window->null.visible = GLFW_TRUE;
 }

-
 void _glfwPlatformRequestWindowAttention(_GLFWwindow* window)
 {
 }

-void _glfwPlatformUnhideWindow(_GLFWwindow* window)
-{
-}
-
 void _glfwPlatformHideWindow(_GLFWwindow* window)
 {
+    if (_glfw.null.focusedWindow == window)
+    {
+        _glfw.null.focusedWindow = NULL;
+        _glfwInputWindowFocus(window, GLFW_FALSE);
+    }
+
+    window->null.visible = GLFW_FALSE;
 }

 void _glfwPlatformFocusWindow(_GLFWwindow* window)
 {
+    if (_glfw.null.focusedWindow == window)
+        return;
+
+    if (!window->null.visible)
+        return;
+
+    _GLFWwindow* previous = _glfw.null.focusedWindow;
+    _glfw.null.focusedWindow = window;
+
+    if (previous)
+    {
+        _glfwInputWindowFocus(previous, GLFW_FALSE);
+        if (previous->monitor && previous->autoIconify)
+            _glfwPlatformIconifyWindow(previous);
+    }
+
+    _glfwInputWindowFocus(window, GLFW_TRUE);
 }

 int _glfwPlatformWindowFocused(_GLFWwindow* window)
 {
-    return GLFW_FALSE;
+    return _glfw.null.focusedWindow == window;
 }

 int _glfwPlatformWindowIconified(_GLFWwindow* window)
 {
-    return GLFW_FALSE;
+    return window->null.iconified;
 }

 int _glfwPlatformWindowVisible(_GLFWwindow* window)
 {
-    return GLFW_FALSE;
+    return window->null.visible;
 }

 void _glfwPlatformPollEvents(void)
@@ -261,10 +474,16 @@ void _glfwPlatformPostEmptyEvent(void)

 void _glfwPlatformGetCursorPos(_GLFWwindow* window, double* xpos, double* ypos)
 {
+    if (xpos)
+        *xpos = _glfw.null.xcursor - window->null.xpos;
+    if (ypos)
+        *ypos = _glfw.null.ycursor - window->null.ypos;
 }

 void _glfwPlatformSetCursorPos(_GLFWwindow* window, double x, double y)
 {
+    _glfw.null.xcursor = window->null.xpos + (int) x;
+    _glfw.null.ycursor = window->null.ypos + (int) y;
 }

 void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode)
@@ -293,21 +512,140 @@ void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)

 void _glfwPlatformSetClipboardString(const char* string)
 {
+    char* copy = _glfw_strdup(string);
+    free(_glfw.null.clipboardString);
+    _glfw.null.clipboardString = copy;
 }

 const char* _glfwPlatformGetClipboardString(void)
 {
-    return NULL;
+    return _glfw.null.clipboardString;
 }

 const char* _glfwPlatformGetScancodeName(int scancode)
 {
-    return "";
+    switch (scancode)
+    {
+        case GLFW_KEY_APOSTROPHE:
+            return "'";
+        case GLFW_KEY_COMMA:
+            return ",";
+        case GLFW_KEY_MINUS:
+        case GLFW_KEY_KP_SUBTRACT:
+            return "-";
+        case GLFW_KEY_PERIOD:
+        case GLFW_KEY_KP_DECIMAL:
+            return ".";
+        case GLFW_KEY_SLASH:
+        case GLFW_KEY_KP_DIVIDE:
+            return "/";
+        case GLFW_KEY_SEMICOLON:
+            return ";";
+        case GLFW_KEY_EQUAL:
+        case GLFW_KEY_KP_EQUAL:
+            return "=";
+        case GLFW_KEY_LEFT_BRACKET:
+            return "[";
+        case GLFW_KEY_RIGHT_BRACKET:
+            return "]";
+        case GLFW_KEY_KP_MULTIPLY:
+            return "*";
+        case GLFW_KEY_KP_ADD:
+            return "+";
+        case GLFW_KEY_BACKSLASH:
+        case GLFW_KEY_WORLD_1:
+        case GLFW_KEY_WORLD_2:
+            return "\\";
+        case GLFW_KEY_0:
+        case GLFW_KEY_KP_0:
+            return "0";
+        case GLFW_KEY_1:
+        case GLFW_KEY_KP_1:
+            return "1";
+        case GLFW_KEY_2:
+        case GLFW_KEY_KP_2:
+            return "2";
+        case GLFW_KEY_3:
+        case GLFW_KEY_KP_3:
+            return "3";
+        case GLFW_KEY_4:
+        case GLFW_KEY_KP_4:
+            return "4";
+        case GLFW_KEY_5:
+        case GLFW_KEY_KP_5:
+            return "5";
+        case GLFW_KEY_6:
+        case GLFW_KEY_KP_6:
+            return "6";
+        case GLFW_KEY_7:
+        case GLFW_KEY_KP_7:
+            return "7";
+        case GLFW_KEY_8:
+        case GLFW_KEY_KP_8:
+            return "8";
+        case GLFW_KEY_9:
+        case GLFW_KEY_KP_9:
+            return "9";
+        case GLFW_KEY_A:
+            return "a";
+        case GLFW_KEY_B:
+            return "b";
+        case GLFW_KEY_C:
+            return "c";
+        case GLFW_KEY_D:
+            return "d";
+        case GLFW_KEY_E:
+            return "e";
+        case GLFW_KEY_F:
+            return "f";
+        case GLFW_KEY_G:
+            return "g";
+        case GLFW_KEY_H:
+            return "h";
+        case GLFW_KEY_I:
+            return "i";
+        case GLFW_KEY_J:
+            return "j";
+        case GLFW_KEY_K:
+            return "k";
+        case GLFW_KEY_L:
+            return "l";
+        case GLFW_KEY_M:
+            return "m";
+        case GLFW_KEY_N:
+            return "n";
+        case GLFW_KEY_O:
+            return "o";
+        case GLFW_KEY_P:
+            return "p";
+        case GLFW_KEY_Q:
+            return "q";
+        case GLFW_KEY_R:
+            return "r";
+        case GLFW_KEY_S:
+            return "s";
+        case GLFW_KEY_T:
+            return "t";
+        case GLFW_KEY_U:
+            return "u";
+        case GLFW_KEY_V:
+            return "v";
+        case GLFW_KEY_W:
+            return "w";
+        case GLFW_KEY_X:
+            return "x";
+        case GLFW_KEY_Y:
+            return "y";
+        case GLFW_KEY_Z:
+            return "z";
+    }
+
+    return NULL;
 }

 int _glfwPlatformGetKeyScancode(int key)
 {
-    return -1;
+    return key;
 }

 void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)
@@ -327,6 +665,6 @@ VkResult _glfwPlatformCreateWindowSurface(VkInstance instance,
                                          VkSurfaceKHR* surface)
 {
    // This seems like the most appropriate error to return here
-    return VK_ERROR_INITIALIZATION_FAILED;
+    return VK_ERROR_EXTENSION_NOT_PRESENT;
 }

@@ -54,10 +54,6 @@ typedef GLFWglproc (GLAPIENTRY * PFN_OSMesaGetProcAddress)(const char*);
 #define OSMesaGetDepthBuffer _glfw.osmesa.GetDepthBuffer
 #define OSMesaGetProcAddress _glfw.osmesa.GetProcAddress

-#define _GLFW_OSMESA_CONTEXT_STATE              _GLFWcontextOSMesa osmesa
-#define _GLFW_OSMESA_LIBRARY_CONTEXT_STATE      _GLFWlibraryOSMesa osmesa
-
-
 // OSMesa-specific per-context data
 //
 typedef struct _GLFWcontextOSMesa
@@ -27,8 +27,11 @@
 // It is fine to use C99 in this file because it will not be built with VS
 //========================================================================

+#define _POSIX_C_SOURCE 199309L
+
 #include "internal.h"

+#include <unistd.h>
 #include <sys/time.h>
 #include <time.h>

@@ -41,7 +44,7 @@
 //
 void _glfwInitTimerPOSIX(void)
 {
-#if defined(CLOCK_MONOTONIC)
+#if defined(_POSIX_TIMERS) && defined(_POSIX_MONOTONIC_CLOCK)
    struct timespec ts;

    if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0)
@@ -64,7 +67,7 @@ void _glfwInitTimerPOSIX(void)

 uint64_t _glfwPlatformGetTimerValue(void)
 {
-#if defined(CLOCK_MONOTONIC)
+#if defined(_POSIX_TIMERS) && defined(_POSIX_MONOTONIC_CLOCK)
    if (_glfw.timer.posix.monotonic)
    {
        struct timespec ts;
@@ -57,6 +57,8 @@ GLFWbool _glfwInitVulkan(int mode)
    _glfw.vk.handle = _glfw_dlopen("vulkan-1.dll");
 #elif defined(_GLFW_COCOA)
    _glfw.vk.handle = _glfw_dlopen("libvulkan.1.dylib");
+    if (!_glfw.vk.handle)
+        _glfw.vk.handle = _glfwLoadLocalVulkanLoaderNS();
 #else
    _glfw.vk.handle = _glfw_dlopen("libvulkan.so.1");
 #endif
@@ -130,6 +132,8 @@ GLFWbool _glfwInitVulkan(int mode)
 #elif defined(_GLFW_COCOA)
        else if (strcmp(ep[i].extensionName, "VK_MVK_macos_surface") == 0)
            _glfw.vk.MVK_macos_surface = GLFW_TRUE;
+        else if (strcmp(ep[i].extensionName, "VK_EXT_metal_surface") == 0)
+            _glfw.vk.EXT_metal_surface = GLFW_TRUE;
 #elif defined(_GLFW_X11)
        else if (strcmp(ep[i].extensionName, "VK_KHR_xlib_surface") == 0)
            _glfw.vk.KHR_xlib_surface = GLFW_TRUE;
@@ -104,10 +104,6 @@ typedef BOOL (WINAPI * PFN_wglShareLists)(HGLRC,HGLRC);
 #define wglMakeCurrent _glfw.wgl.MakeCurrent
 #define wglShareLists _glfw.wgl.ShareLists

-#define _GLFW_RECREATION_NOT_NEEDED 0
-#define _GLFW_RECREATION_REQUIRED   1
-#define _GLFW_RECREATION_IMPOSSIBLE 2
-
 #define _GLFW_PLATFORM_CONTEXT_STATE            _GLFWcontextWGL wgl
 #define _GLFW_PLATFORM_LIBRARY_CONTEXT_STATE    _GLFWlibraryWGL wgl

@@ -143,6 +143,8 @@ static GLFWbool loadLibraries(void)
            GetProcAddress(_glfw.win32.dwmapi.instance, "DwmFlush");
        _glfw.win32.dwmapi.EnableBlurBehindWindow = (PFN_DwmEnableBlurBehindWindow)
            GetProcAddress(_glfw.win32.dwmapi.instance, "DwmEnableBlurBehindWindow");
+        _glfw.win32.dwmapi.GetColorizationColor = (PFN_DwmGetColorizationColor)
+            GetProcAddress(_glfw.win32.dwmapi.instance, "DwmGetColorizationColor");
    }

    _glfw.win32.shcore.instance = LoadLibraryA("shcore.dll");
@@ -580,7 +582,6 @@ int _glfwPlatformInit(void)
        return GLFW_FALSE;

    _glfwInitTimerWin32();
-    _glfwInitJoysticksWin32();

    _glfwPollMonitorsWin32();
    return GLFW_TRUE;
@@ -607,8 +608,6 @@ void _glfwPlatformTerminate(void)
    _glfwTerminateWGL();
    _glfwTerminateEGL();

-    _glfwTerminateJoysticksWin32();
-
    freeLibraries();
 }

@@ -356,7 +356,7 @@ static BOOL CALLBACK deviceCallback(const DIDEVICEINSTANCE* di, void* user)

    for (jid = 0;  jid <= GLFW_JOYSTICK_LAST;  jid++)
    {
-        _GLFWjoystick* js = _glfw.joysticks + jid;
+        js = _glfw.joysticks + jid;
        if (js->present)
        {
            if (memcmp(&js->win32.guid, &di->guidInstance, sizeof(GUID)) == 0)
@@ -491,39 +491,6 @@ static BOOL CALLBACK deviceCallback(const DIDEVICEINSTANCE* di, void* user)
 //////                       GLFW internal API                      //////
 //////////////////////////////////////////////////////////////////////////

-// Initialize joystick interface
-//
-void _glfwInitJoysticksWin32(void)
-{
-    if (_glfw.win32.dinput8.instance)
-    {
-        if (FAILED(DirectInput8Create(GetModuleHandle(NULL),
-                                      DIRECTINPUT_VERSION,
-                                      &IID_IDirectInput8W,
-                                      (void**) &_glfw.win32.dinput8.api,
-                                      NULL)))
-        {
-            _glfwInputError(GLFW_PLATFORM_ERROR,
-                            "Win32: Failed to create interface");
-        }
-    }
-
-    _glfwDetectJoystickConnectionWin32();
-}
-
-// Close all opened joystick handles
-//
-void _glfwTerminateJoysticksWin32(void)
-{
-    int jid;
-
-    for (jid = GLFW_JOYSTICK_1;  jid <= GLFW_JOYSTICK_LAST;  jid++)
-        closeJoystick(_glfw.joysticks + jid);
-
-    if (_glfw.win32.dinput8.api)
-        IDirectInput8_Release(_glfw.win32.dinput8.api);
-}
-
 // Checks for new joysticks after DBT_DEVICEARRIVAL
 //
 void _glfwDetectJoystickConnectionWin32(void)
@@ -603,6 +570,37 @@ void _glfwDetectJoystickDisconnectionWin32(void)
 //////                       GLFW platform API                      //////
 //////////////////////////////////////////////////////////////////////////

+GLFWbool _glfwPlatformInitJoysticks(void)
+{
+    if (_glfw.win32.dinput8.instance)
+    {
+        if (FAILED(DirectInput8Create(GetModuleHandle(NULL),
+                                      DIRECTINPUT_VERSION,
+                                      &IID_IDirectInput8W,
+                                      (void**) &_glfw.win32.dinput8.api,
+                                      NULL)))
+        {
+            _glfwInputError(GLFW_PLATFORM_ERROR,
+                            "Win32: Failed to create interface");
+            return GLFW_FALSE;
+        }
+    }
+
+    _glfwDetectJoystickConnectionWin32();
+    return GLFW_TRUE;
+}
+
+void _glfwPlatformTerminateJoysticks(void)
+{
+    int jid;
+
+    for (jid = GLFW_JOYSTICK_1;  jid <= GLFW_JOYSTICK_LAST;  jid++)
+        closeJoystick(_glfw.joysticks + jid);
+
+    if (_glfw.win32.dinput8.api)
+        IDirectInput8_Release(_glfw.win32.dinput8.api);
+}
+
 int _glfwPlatformPollJoystick(_GLFWjoystick* js, int mode)
 {
    if (js->win32.device)
@@ -672,11 +670,11 @@ int _glfwPlatformPollJoystick(_GLFWjoystick* js, int mode)
                    };

                    // Screams of horror are appropriate at this point
-                    int state = LOWORD(*(DWORD*) data) / (45 * DI_DEGREES);
-                    if (state < 0 || state > 8)
-                        state = 8;
+                    int stateIndex = LOWORD(*(DWORD*) data) / (45 * DI_DEGREES);
+                    if (stateIndex < 0 || stateIndex > 8)
+                        stateIndex = 8;

-                    _glfwInputJoystickHat(js, pi, states[state]);
+                    _glfwInputJoystickHat(js, pi, states[stateIndex]);
                    pi++;
                    break;
                }
@@ -48,9 +48,6 @@ typedef struct _GLFWjoystickWin32
    GUID                    guid;
 } _GLFWjoystickWin32;

-
-void _glfwInitJoysticksWin32(void);
-void _glfwTerminateJoysticksWin32(void);
 void _glfwDetectJoystickConnectionWin32(void);
 void _glfwDetectJoystickDisconnectionWin32(void);

@@ -33,6 +33,7 @@
 #include <string.h>
 #include <limits.h>
 #include <malloc.h>
+#include <wchar.h>


 // Callback for EnumDisplayMonitors in createMonitor
@@ -184,6 +185,8 @@ void _glfwPollMonitorsWin32(void)
                           display.DeviceName) == 0)
                {
                    disconnected[i] = NULL;
+                    // handle may have changed, update
+                    EnumDisplayMonitors(NULL, NULL, monitorCallback, (LPARAM) _glfw.monitors[i]);
                    break;
                }
            }
@@ -77,6 +77,9 @@
 #ifndef WM_DWMCOMPOSITIONCHANGED
 #define WM_DWMCOMPOSITIONCHANGED 0x031E
 #endif
+#ifndef WM_DWMCOLORIZATIONCOLORCHANGED
+ #define WM_DWMCOLORIZATIONCOLORCHANGED 0x0320
+#endif
 #ifndef WM_COPYGLOBALDATA
 #define WM_COPYGLOBALDATA 0x0049
 #endif
@@ -99,7 +102,7 @@
 #define DISPLAY_DEVICE_ACTIVE 0x00000001
 #endif
 #ifndef _WIN32_WINNT_WINBLUE
- #define _WIN32_WINNT_WINBLUE 0x0602
+ #define _WIN32_WINNT_WINBLUE 0x0603
 #endif
 #ifndef _WIN32_WINNT_WIN8
 #define _WIN32_WINNT_WIN8 0x0602
@@ -160,9 +163,6 @@ typedef enum
 #endif /*DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2*/

 // HACK: Define versionhelpers.h functions manually as MinGW lacks the header
-#define IsWindowsXPOrGreater()                                 \
-    _glfwIsWindowsVersionOrGreaterWin32(HIBYTE(_WIN32_WINNT_WINXP),   \
-                                        LOBYTE(_WIN32_WINNT_WINXP), 0)
 #define IsWindowsVistaOrGreater()                                     \
    _glfwIsWindowsVersionOrGreaterWin32(HIBYTE(_WIN32_WINNT_VISTA),   \
                                        LOBYTE(_WIN32_WINNT_VISTA), 0)
@@ -247,9 +247,11 @@ typedef BOOL (WINAPI * PFN_AdjustWindowRectExForDpi)(LPRECT,DWORD,BOOL,DWORD,UIN
 typedef HRESULT (WINAPI * PFN_DwmIsCompositionEnabled)(BOOL*);
 typedef HRESULT (WINAPI * PFN_DwmFlush)(VOID);
 typedef HRESULT(WINAPI * PFN_DwmEnableBlurBehindWindow)(HWND,const DWM_BLURBEHIND*);
+typedef HRESULT (WINAPI * PFN_DwmGetColorizationColor)(DWORD*,BOOL*);
 #define DwmIsCompositionEnabled _glfw.win32.dwmapi.IsCompositionEnabled
 #define DwmFlush _glfw.win32.dwmapi.Flush
 #define DwmEnableBlurBehindWindow _glfw.win32.dwmapi.EnableBlurBehindWindow
+#define DwmGetColorizationColor _glfw.win32.dwmapi.GetColorizationColor

 // shcore.dll function pointer typedefs
 typedef HRESULT (WINAPI * PFN_SetProcessDpiAwareness)(PROCESS_DPI_AWARENESS);
@@ -277,8 +279,6 @@ typedef VkBool32 (APIENTRY *PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR)(

 #include "win32_joystick.h"
 #include "wgl_context.h"
-#include "egl_context.h"
-#include "osmesa_context.h"

 #if !defined(_GLFW_WNDCLASSNAME)
 #define _GLFW_WNDCLASSNAME L"GLFW30"
@@ -288,9 +288,6 @@ typedef VkBool32 (APIENTRY *PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR)(
 #define _glfw_dlclose(handle) FreeLibrary((HMODULE) handle)
 #define _glfw_dlsym(handle, name) GetProcAddress((HMODULE) handle, name)

-#define _GLFW_EGL_NATIVE_WINDOW  ((EGLNativeWindowType) window->win32.handle)
-#define _GLFW_EGL_NATIVE_DISPLAY EGL_DEFAULT_DISPLAY
-
 #define _GLFW_PLATFORM_WINDOW_STATE         _GLFWwindowWin32  win32
 #define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryWin32 win32
 #define _GLFW_PLATFORM_LIBRARY_TIMER_STATE  _GLFWtimerWin32   win32
@@ -319,6 +316,8 @@ typedef struct _GLFWwindowWin32

    // The last received cursor position, regardless of source
    int                 lastCursorPosX, lastCursorPosY;
+    // The last recevied high surrogate when decoding pairs of UTF-16 messages
+    WCHAR               highSurrogate;

 } _GLFWwindowWin32;

@@ -374,6 +373,7 @@ typedef struct _GLFWlibraryWin32
        PFN_DwmIsCompositionEnabled     IsCompositionEnabled;
        PFN_DwmFlush                    Flush;
        PFN_DwmEnableBlurBehindWindow   EnableBlurBehindWindow;
+        PFN_DwmGetColorizationColor     GetColorizationColor;
    } dwmapi;

    struct {
@@ -36,8 +36,6 @@
 #include <windowsx.h>
 #include <shellapi.h>

-#define _GLFW_KEY_INVALID -2
-
 // Returns the window style for the specified window
 //
 static DWORD getWindowStyle(const _GLFWwindow* window)
@@ -379,12 +377,17 @@ static void updateWindowStyles(const _GLFWwindow* window)
 //
 static void updateFramebufferTransparency(const _GLFWwindow* window)
 {
-    BOOL enabled;
+    BOOL composition, opaque;
+    DWORD color;

    if (!IsWindowsVistaOrGreater())
        return;

-    if (SUCCEEDED(DwmIsCompositionEnabled(&enabled)) && enabled)
+    if (FAILED(DwmIsCompositionEnabled(&composition)) || !composition)
+       return;
+
+    if (IsWindows8OrGreater() ||
+        (SUCCEEDED(DwmGetColorizationColor(&color, &opaque)) && !opaque))
    {
        HRGN region = CreateRectRgn(0, 0, -1, -1);
        DWM_BLURBEHIND bb = {0};
@@ -392,37 +395,18 @@ static void updateFramebufferTransparency(const _GLFWwindow* window)
        bb.hRgnBlur = region;
        bb.fEnable = TRUE;

-        if (SUCCEEDED(DwmEnableBlurBehindWindow(window->win32.handle, &bb)))
-        {
-            // Decorated windows don't repaint the transparent background
-            // leaving a trail behind animations
-            // HACK: Making the window layered with a transparency color key
-            //       seems to fix this.  Normally, when specifying
-            //       a transparency color key to be used when composing the
-            //       layered window, all pixels painted by the window in this
-            //       color will be transparent.  That doesn't seem to be the
-            //       case anymore, at least when used with blur behind window
-            //       plus negative region.
-            LONG exStyle = GetWindowLongW(window->win32.handle, GWL_EXSTYLE);
-            exStyle |= WS_EX_LAYERED;
-            SetWindowLongW(window->win32.handle, GWL_EXSTYLE, exStyle);
-
-            // Using a color key not equal to black to fix the trailing
-            // issue.  When set to black, something is making the hit test
-            // not resize with the window frame.
-            SetLayeredWindowAttributes(window->win32.handle,
-                                       RGB(255, 0, 255), 255, LWA_COLORKEY);
-        }
-
+        DwmEnableBlurBehindWindow(window->win32.handle, &bb);
        DeleteObject(region);
    }
    else
    {
-        LONG exStyle = GetWindowLongW(window->win32.handle, GWL_EXSTYLE);
-        exStyle &= ~WS_EX_LAYERED;
-        SetWindowLongW(window->win32.handle, GWL_EXSTYLE, exStyle);
-        RedrawWindow(window->win32.handle, NULL, NULL,
-                     RDW_ERASE | RDW_INVALIDATE | RDW_FRAME);
+        // HACK: Disable framebuffer transparency on Windows 7 when the
+        //       colorization color is opaque, because otherwise the window
+        //       contents is blended additively with the previous frame instead
+        //       of replacing it
+        DWM_BLURBEHIND bb = {0};
+        bb.dwFlags = DWM_BB_ENABLE;
+        DwmEnableBlurBehindWindow(window->win32.handle, &bb);
    }
 }

@@ -448,77 +432,6 @@ static int getKeyMods(void)
    return mods;
 }

-// Retrieves and translates modifier keys
-//
-static int getAsyncKeyMods(void)
-{
-    int mods = 0;
-
-    if (GetAsyncKeyState(VK_SHIFT) & 0x8000)
-        mods |= GLFW_MOD_SHIFT;
-    if (GetAsyncKeyState(VK_CONTROL) & 0x8000)
-        mods |= GLFW_MOD_CONTROL;
-    if (GetAsyncKeyState(VK_MENU) & 0x8000)
-        mods |= GLFW_MOD_ALT;
-    if ((GetAsyncKeyState(VK_LWIN) | GetAsyncKeyState(VK_RWIN)) & 0x8000)
-        mods |= GLFW_MOD_SUPER;
-    if (GetAsyncKeyState(VK_CAPITAL) & 1)
-        mods |= GLFW_MOD_CAPS_LOCK;
-    if (GetAsyncKeyState(VK_NUMLOCK) & 1)
-        mods |= GLFW_MOD_NUM_LOCK;
-
-    return mods;
-}
-
-// Translates a Windows key to the corresponding GLFW key
-//
-static int translateKey(WPARAM wParam, LPARAM lParam)
-{
-    // The Ctrl keys require special handling
-    if (wParam == VK_CONTROL)
-    {
-        MSG next;
-        DWORD time;
-
-        // Right side keys have the extended key bit set
-        if (HIWORD(lParam) & KF_EXTENDED)
-            return GLFW_KEY_RIGHT_CONTROL;
-
-        // HACK: Alt Gr sends Left Ctrl and then Right Alt in close sequence
-        //       We only want the Right Alt message, so if the next message is
-        //       Right Alt we ignore this (synthetic) Left Ctrl message
-        time = GetMessageTime();
-
-        if (PeekMessageW(&next, NULL, 0, 0, PM_NOREMOVE))
-        {
-            if (next.message == WM_KEYDOWN ||
-                next.message == WM_SYSKEYDOWN ||
-                next.message == WM_KEYUP ||
-                next.message == WM_SYSKEYUP)
-            {
-                if (next.wParam == VK_MENU &&
-                    (HIWORD(next.lParam) & KF_EXTENDED) &&
-                    next.time == time)
-                {
-                    // Next message is Right Alt down so discard this
-                    return _GLFW_KEY_INVALID;
-                }
-            }
-        }
-
-        return GLFW_KEY_LEFT_CONTROL;
-    }
-
-    if (wParam == VK_PROCESSKEY)
-    {
-        // IME notifies that keys have been filtered by setting the virtual
-        // key-code to VK_PROCESSKEY
-        return _GLFW_KEY_INVALID;
-    }
-
-    return _glfw.win32.keycodes[HIWORD(lParam) & 0x1FF];
-}
-
 static void fitToMonitor(_GLFWwindow* window)
 {
    MONITORINFO mi = { sizeof(mi) };
@@ -541,11 +454,8 @@ static void acquireMonitor(_GLFWwindow* window)

        // HACK: When mouse trails are enabled the cursor becomes invisible when
        //       the OpenGL ICD switches to page flipping
-        if (IsWindowsXPOrGreater())
-        {
-            SystemParametersInfo(SPI_GETMOUSETRAILS, 0, &_glfw.win32.mouseTrailSize, 0);
-            SystemParametersInfo(SPI_SETMOUSETRAILS, 0, 0, 0);
-        }
+        SystemParametersInfo(SPI_GETMOUSETRAILS, 0, &_glfw.win32.mouseTrailSize, 0);
+        SystemParametersInfo(SPI_SETMOUSETRAILS, 0, 0, 0);
    }

    if (!window->monitor->window)
@@ -568,8 +478,7 @@ static void releaseMonitor(_GLFWwindow* window)
        SetThreadExecutionState(ES_CONTINUOUS);

        // HACK: Restore mouse trail length saved in acquireMonitor
-        if (IsWindowsXPOrGreater())
-            SystemParametersInfo(SPI_SETMOUSETRAILS, _glfw.win32.mouseTrailSize, 0, 0);
+        SystemParametersInfo(SPI_SETMOUSETRAILS, _glfw.win32.mouseTrailSize, 0, 0);
    }

    _glfwInputMonitorWindow(window->monitor, NULL);
@@ -603,6 +512,9 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,

            case WM_DEVICECHANGE:
            {
+                if (!_glfw.joysticksInitialized)
+                    break;
+
                if (wParam == DBT_DEVICEARRIVAL)
                {
                    DEV_BROADCAST_HDR* dbh = (DEV_BROADCAST_HDR*) lParam;
@@ -723,11 +635,38 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,

        case WM_CHAR:
        case WM_SYSCHAR:
+        {
+            if (wParam >= 0xd800 && wParam <= 0xdbff)
+                window->win32.highSurrogate = (WCHAR) wParam;
+            else
+            {
+                unsigned int codepoint = 0;
+
+                if (wParam >= 0xdc00 && wParam <= 0xdfff)
+                {
+                    if (window->win32.highSurrogate)
+                    {
+                        codepoint += (window->win32.highSurrogate - 0xd800) << 10;
+                        codepoint += (WCHAR) wParam - 0xdc00;
+                        codepoint += 0x10000;
+                    }
+                }
+                else
+                    codepoint = (WCHAR) wParam;
+
+                window->win32.highSurrogate = 0;
+                _glfwInputChar(window, codepoint, getKeyMods(), uMsg != WM_SYSCHAR);
+            }
+
+            if (uMsg == WM_SYSCHAR && window->win32.keymenu)
+                break;
+
+            return 0;
+        }
+
        case WM_UNICHAR:
        {
-            const GLFWbool plain = (uMsg != WM_SYSCHAR);
-
-            if (uMsg == WM_UNICHAR && wParam == UNICODE_NOCHAR)
+            if (wParam == UNICODE_NOCHAR)
            {
                // WM_UNICHAR is not sent by Windows, but is sent by some
                // third-party input method engine
@@ -735,11 +674,7 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
                return TRUE;
            }

-            _glfwInputChar(window, (unsigned int) wParam, getKeyMods(), plain);
-
-            if (uMsg == WM_SYSCHAR && window->win32.keymenu)
-                break;
-
+            _glfwInputChar(window, (unsigned int) wParam, getKeyMods(), GLFW_TRUE);
            return 0;
        }

@@ -748,13 +683,64 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
        case WM_KEYUP:
        case WM_SYSKEYUP:
        {
-            const int key = translateKey(wParam, lParam);
-            const int scancode = (HIWORD(lParam) & 0x1ff);
+            int key, scancode;
            const int action = (HIWORD(lParam) & KF_UP) ? GLFW_RELEASE : GLFW_PRESS;
            const int mods = getKeyMods();

-            if (key == _GLFW_KEY_INVALID)
+            scancode = (HIWORD(lParam) & (KF_EXTENDED | 0xff));
+            if (!scancode)
+            {
+                // NOTE: Some synthetic key messages have a scancode of zero
+                // HACK: Map the virtual key back to a usable scancode
+                scancode = MapVirtualKeyW((UINT) wParam, MAPVK_VK_TO_VSC);
+            }
+
+            key = _glfw.win32.keycodes[scancode];
+
+            // The Ctrl keys require special handling
+            if (wParam == VK_CONTROL)
+            {
+                if (HIWORD(lParam) & KF_EXTENDED)
+                {
+                    // Right side keys have the extended key bit set
+                    key = GLFW_KEY_RIGHT_CONTROL;
+                }
+                else
+                {
+                    // NOTE: Alt Gr sends Left Ctrl followed by Right Alt
+                    // HACK: We only want one event for Alt Gr, so if we detect
+                    //       this sequence we discard this Left Ctrl message now
+                    //       and later report Right Alt normally
+                    MSG next;
+                    const DWORD time = GetMessageTime();
+
+                    if (PeekMessageW(&next, NULL, 0, 0, PM_NOREMOVE))
+                    {
+                        if (next.message == WM_KEYDOWN ||
+                            next.message == WM_SYSKEYDOWN ||
+                            next.message == WM_KEYUP ||
+                            next.message == WM_SYSKEYUP)
+                        {
+                            if (next.wParam == VK_MENU &&
+                                (HIWORD(next.lParam) & KF_EXTENDED) &&
+                                next.time == time)
+                            {
+                                // Next message is Right Alt down so discard this
+                                break;
+                            }
+                        }
+                    }
+
+                    // This is a regular Left Ctrl message
+                    key = GLFW_KEY_LEFT_CONTROL;
+                }
+            }
+            else if (wParam == VK_PROCESSKEY)
+            {
+                // IME notifies that keys have been filtered by setting the
+                // virtual key-code to VK_PROCESSKEY
                break;
+            }

            if (action == GLFW_RELEASE && wParam == VK_SHIFT)
            {
@@ -1104,6 +1090,7 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
        }

        case WM_DWMCOMPOSITIONCHANGED:
+        case WM_DWMCOLORIZATIONCOLORCHANGED:
        {
            if (window->win32.transparent)
                updateFramebufferTransparency(window);
@@ -1829,7 +1816,8 @@ int _glfwPlatformWindowHovered(_GLFWwindow* window)

 int _glfwPlatformFramebufferTransparent(_GLFWwindow* window)
 {
-    BOOL enabled;
+    BOOL composition, opaque;
+    DWORD color;

    if (!window->win32.transparent)
        return GLFW_FALSE;
@@ -1837,7 +1825,20 @@ int _glfwPlatformFramebufferTransparent(_GLFWwindow* window)
    if (!IsWindowsVistaOrGreater())
        return GLFW_FALSE;

-    return SUCCEEDED(DwmIsCompositionEnabled(&enabled)) && enabled;
+    if (FAILED(DwmIsCompositionEnabled(&composition)) || !composition)
+        return GLFW_FALSE;
+
+    if (!IsWindows8OrGreater())
+    {
+        // HACK: Disable framebuffer transparency on Windows 7 when the
+        //       colorization color is opaque, because otherwise the window
+        //       contents is blended additively with the previous frame instead
+        //       of replacing it
+        if (FAILED(DwmGetColorizationColor(&color, &opaque)) || opaque)
+            return GLFW_FALSE;
+    }
+
+    return GLFW_TRUE;
 }

 void _glfwPlatformSetWindowResizable(_GLFWwindow* window, GLFWbool enabled)
@@ -1857,6 +1858,36 @@ void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
                 SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE);
 }

+void _glfwPlatformSetWindowMousePassthrough(_GLFWwindow* window, GLFWbool enabled)
+{
+    COLORREF key = 0;
+    BYTE alpha = 0;
+    DWORD flags = 0;
+    DWORD exStyle = GetWindowLongW(window->win32.handle, GWL_EXSTYLE);
+
+    if (exStyle & WS_EX_LAYERED)
+        GetLayeredWindowAttributes(window->win32.handle, &key, &alpha, &flags);
+
+    if (enabled)
+        exStyle |= (WS_EX_TRANSPARENT | WS_EX_LAYERED);
+    else
+    {
+        exStyle &= ~WS_EX_TRANSPARENT;
+        // NOTE: Window opacity also needs the layered window style so do not
+        //       remove it if the window is alpha blended
+        if (exStyle & WS_EX_LAYERED)
+        {
+            if (!(flags & LWA_ALPHA))
+                exStyle &= ~WS_EX_LAYERED;
+        }
+    }
+
+    SetWindowLongW(window->win32.handle, GWL_EXSTYLE, exStyle);
+
+    if (enabled)
+        SetLayeredWindowAttributes(window->win32.handle, key, alpha, flags);
+}
+
 float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)
 {
    BYTE alpha;
@@ -1874,19 +1905,22 @@ float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)

 void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity)
 {
-    if (opacity < 1.f)
+    LONG exStyle = GetWindowLongW(window->win32.handle, GWL_EXSTYLE);
+    if (opacity < 1.f || (exStyle & WS_EX_TRANSPARENT))
    {
        const BYTE alpha = (BYTE) (255 * opacity);
-        DWORD style = GetWindowLongW(window->win32.handle, GWL_EXSTYLE);
-        style |= WS_EX_LAYERED;
-        SetWindowLongW(window->win32.handle, GWL_EXSTYLE, style);
+        exStyle |= WS_EX_LAYERED;
+        SetWindowLongW(window->win32.handle, GWL_EXSTYLE, exStyle);
        SetLayeredWindowAttributes(window->win32.handle, 0, alpha, LWA_ALPHA);
    }
+    else if (exStyle & WS_EX_TRANSPARENT)
+    {
+        SetLayeredWindowAttributes(window->win32.handle, 0, 0, 0);
+    }
    else
    {
-        DWORD style = GetWindowLongW(window->win32.handle, GWL_EXSTYLE);
-        style &= ~WS_EX_LAYERED;
-        SetWindowLongW(window->win32.handle, GWL_EXSTYLE, style);
+        exStyle &= ~WS_EX_LAYERED;
+        SetWindowLongW(window->win32.handle, GWL_EXSTYLE, exStyle);
    }
 }

@@ -1934,30 +1968,40 @@ void _glfwPlatformPollEvents(void)
        }
    }

+    // HACK: Release modifier keys that the system did not emit KEYUP for
+    // NOTE: Shift keys on Windows tend to "stick" when both are pressed as
+    //       no key up message is generated by the first key release
+    // NOTE: Windows key is not reported as released by the Win+V hotkey
+    //       Other Win hotkeys are handled implicitly by _glfwInputWindowFocus
+    //       because they change the input focus
+    // NOTE: The other half of this is in the WM_*KEY* handler in windowProc
    handle = GetActiveWindow();
    if (handle)
    {
-        // NOTE: Shift keys on Windows tend to "stick" when both are pressed as
-        //       no key up message is generated by the first key release
-        //       The other half of this is in the handling of WM_KEYUP
-        // HACK: Query actual key state and synthesize release events as needed
        window = GetPropW(handle, L"GLFW");
        if (window)
        {
-            const GLFWbool lshift = (GetAsyncKeyState(VK_LSHIFT) & 0x8000) != 0;
-            const GLFWbool rshift = (GetAsyncKeyState(VK_RSHIFT) & 0x8000) != 0;
+            int i;
+            const int keys[4][2] =
+            {
+                { VK_LSHIFT, GLFW_KEY_LEFT_SHIFT },
+                { VK_RSHIFT, GLFW_KEY_RIGHT_SHIFT },
+                { VK_LWIN, GLFW_KEY_LEFT_SUPER },
+                { VK_RWIN, GLFW_KEY_RIGHT_SUPER }
+            };

-            if (!lshift && window->keys[GLFW_KEY_LEFT_SHIFT] == GLFW_PRESS)
+            for (i = 0;  i < 4;  i++)
            {
-                const int mods = getAsyncKeyMods();
-                const int scancode = _glfw.win32.scancodes[GLFW_KEY_LEFT_SHIFT];
-                _glfwInputKey(window, GLFW_KEY_LEFT_SHIFT, scancode, GLFW_RELEASE, mods);
-            }
-            else if (!rshift && window->keys[GLFW_KEY_RIGHT_SHIFT] == GLFW_PRESS)
-            {
-                const int mods = getAsyncKeyMods();
-                const int scancode = _glfw.win32.scancodes[GLFW_KEY_RIGHT_SHIFT];
-                _glfwInputKey(window, GLFW_KEY_RIGHT_SHIFT, scancode, GLFW_RELEASE, mods);
+                const int vk = keys[i][0];
+                const int key = keys[i][1];
+                const int scancode = _glfw.win32.scancodes[key];
+
+                if ((GetKeyState(vk) & 0x8000))
+                    continue;
+                if (window->keys[key] != GLFW_PRESS)
+                    continue;
+
+                _glfwInputKey(window, key, scancode, GLFW_RELEASE, getKeyMods());
            }
        }
    }
@@ -2039,6 +2083,13 @@ void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode)

 const char* _glfwPlatformGetScancodeName(int scancode)
 {
+    if (scancode < 0 || scancode > (KF_EXTENDED | 0xff) ||
+        _glfw.win32.keycodes[scancode] == GLFW_KEY_UNKNOWN)
+    {
+        _glfwInputError(GLFW_INVALID_VALUE, "Invalid scancode");
+        return NULL;
+    }
+
    return _glfw.win32.keynames[_glfw.win32.keycodes[scancode]];
 }

@@ -2195,6 +2246,57 @@ const char* _glfwPlatformGetClipboardString(void)
    return _glfw.win32.clipboardString;
 }

+EGLenum _glfwPlatformGetEGLPlatform(EGLint** attribs)
+{
+    if (_glfw.egl.ANGLE_platform_angle)
+    {
+        int type = 0;
+
+        if (_glfw.egl.ANGLE_platform_angle_opengl)
+        {
+            if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_OPENGL)
+                type = EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE;
+            else if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_OPENGLES)
+                type = EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE;
+        }
+
+        if (_glfw.egl.ANGLE_platform_angle_d3d)
+        {
+            if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_D3D9)
+                type = EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE;
+            else if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_D3D11)
+                type = EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE;
+        }
+
+        if (_glfw.egl.ANGLE_platform_angle_vulkan)
+        {
+            if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_VULKAN)
+                type = EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE;
+        }
+
+        if (type)
+        {
+            *attribs = calloc(3, sizeof(EGLint));
+            (*attribs)[0] = EGL_PLATFORM_ANGLE_TYPE_ANGLE;
+            (*attribs)[1] = type;
+            (*attribs)[2] = EGL_NONE;
+            return EGL_PLATFORM_ANGLE_ANGLE;
+        }
+    }
+
+    return 0;
+}
+
+EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
+{
+    return GetDC(_glfw.win32.helperWindowHandle);
+}
+
+EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window)
+{
+    return window->win32.handle;
+}
+
 void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)
 {
    if (!_glfw.vk.KHR_surface || !_glfw.vk.KHR_win32_surface)
@@ -197,13 +197,14 @@ GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height,
    window->videoMode.blueBits    = fbconfig.blueBits;
    window->videoMode.refreshRate = _glfw.hints.refreshRate;

-    window->monitor     = (_GLFWmonitor*) monitor;
-    window->resizable   = wndconfig.resizable;
-    window->decorated   = wndconfig.decorated;
-    window->autoIconify = wndconfig.autoIconify;
-    window->floating    = wndconfig.floating;
-    window->focusOnShow = wndconfig.focusOnShow;
-    window->cursorMode  = GLFW_CURSOR_NORMAL;
+    window->monitor          = (_GLFWmonitor*) monitor;
+    window->resizable        = wndconfig.resizable;
+    window->decorated        = wndconfig.decorated;
+    window->autoIconify      = wndconfig.autoIconify;
+    window->floating         = wndconfig.floating;
+    window->focusOnShow      = wndconfig.focusOnShow;
+    window->mousePassthrough = wndconfig.mousePassthrough;
+    window->cursorMode       = GLFW_CURSOR_NORMAL;

    window->minwidth    = GLFW_DONT_CARE;
    window->minheight   = GLFW_DONT_CARE;
@@ -228,6 +229,9 @@ GLFWAPI GLFWwindow* glfwCreateWindow(int width, int height,
        }
    }

+    if (wndconfig.mousePassthrough)
+        _glfwPlatformSetWindowMousePassthrough(window, GLFW_TRUE);
+
    if (window->monitor)
    {
        if (wndconfig.centerCursor)
@@ -378,6 +382,9 @@ GLFWAPI void glfwWindowHint(int hint, int value)
        case GLFW_FOCUS_ON_SHOW:
            _glfw.hints.window.focusOnShow = value ? GLFW_TRUE : GLFW_FALSE;
            return;
+        case GLFW_MOUSE_PASSTHROUGH:
+            _glfw.hints.window.mousePassthrough = value ? GLFW_TRUE : GLFW_FALSE;
+            return;
        case GLFW_CLIENT_API:
            _glfw.hints.context.client = value;
            return;
@@ -396,7 +403,7 @@ GLFWAPI void glfwWindowHint(int hint, int value)
        case GLFW_OPENGL_FORWARD_COMPAT:
            _glfw.hints.context.forward = value ? GLFW_TRUE : GLFW_FALSE;
            return;
-        case GLFW_OPENGL_DEBUG_CONTEXT:
+        case GLFW_CONTEXT_DEBUG:
            _glfw.hints.context.debug = value ? GLFW_TRUE : GLFW_FALSE;
            return;
        case GLFW_CONTEXT_NO_ERROR:
@@ -822,6 +829,8 @@ GLFWAPI int glfwGetWindowAttrib(GLFWwindow* handle, int attrib)
            return _glfwPlatformWindowHovered(window);
        case GLFW_FOCUS_ON_SHOW:
            return window->focusOnShow;
+        case GLFW_MOUSE_PASSTHROUGH:
+            return window->mousePassthrough;
        case GLFW_TRANSPARENT_FRAMEBUFFER:
            return _glfwPlatformFramebufferTransparent(window);
        case GLFW_RESIZABLE:
@@ -846,7 +855,7 @@ GLFWAPI int glfwGetWindowAttrib(GLFWwindow* handle, int attrib)
            return window->context.robustness;
        case GLFW_OPENGL_FORWARD_COMPAT:
            return window->context.forward;
-        case GLFW_OPENGL_DEBUG_CONTEXT:
+        case GLFW_CONTEXT_DEBUG:
            return window->context.debug;
        case GLFW_OPENGL_PROFILE:
            return window->context.profile;
@@ -900,6 +909,14 @@ GLFWAPI void glfwSetWindowAttrib(GLFWwindow* handle, int attrib, int value)
    }
    else if (attrib == GLFW_FOCUS_ON_SHOW)
        window->focusOnShow = value;
+    else if (attrib == GLFW_MOUSE_PASSTHROUGH)
+    {
+        if (window->mousePassthrough == value)
+            return;
+
+        window->mousePassthrough = value;
+        _glfwPlatformSetWindowMousePassthrough(window, value);
+    }
    else
        _glfwInputError(GLFW_INVALID_ENUM, "Invalid window attribute 0x%08X", attrib);
 }
@@ -1102,3 +1119,4 @@ GLFWAPI void glfwPostEmptyEvent(void)
    _GLFW_REQUIRE_INIT();
    _glfwPlatformPostEmptyEvent();
 }
+
@@ -26,6 +26,8 @@
 // It is fine to use C99 in this file because it will not be built with VS
 //========================================================================

+#define _POSIX_C_SOURCE 199309L
+
 #include "internal.h"

 #include <assert.h>
@@ -38,6 +40,7 @@
 #include <sys/mman.h>
 #include <sys/timerfd.h>
 #include <unistd.h>
+#include <time.h>
 #include <wayland-client.h>


@@ -125,6 +128,7 @@ static void pointerHandleLeave(void* data,
    _glfw.wl.serial = serial;
    _glfw.wl.pointerFocus = NULL;
    _glfwInputCursorEnter(window, GLFW_FALSE);
+    _glfw.wl.cursorPreviousName = NULL;
 }

 static void setCursor(_GLFWwindow* window, const char* name)
@@ -196,6 +200,7 @@ static void pointerHandleMotion(void* data,
            window->wl.cursorPosX = x;
            window->wl.cursorPosY = y;
            _glfwInputCursorPos(window, x, y);
+            _glfw.wl.cursorPreviousName = NULL;
            return;
        case topDecoration:
            if (y < _GLFW_DECORATION_WIDTH)
@@ -336,9 +341,9 @@ static void pointerHandleAxis(void* data,
           axis == WL_POINTER_AXIS_VERTICAL_SCROLL);

    if (axis == WL_POINTER_AXIS_HORIZONTAL_SCROLL)
-        x = wl_fixed_to_double(value) * scrollFactor;
+        x = -wl_fixed_to_double(value) * scrollFactor;
    else if (axis == WL_POINTER_AXIS_VERTICAL_SCROLL)
-        y = wl_fixed_to_double(value) * scrollFactor;
+        y = -wl_fixed_to_double(value) * scrollFactor;

    _glfwInputScroll(window, x, y);
 }
@@ -764,6 +769,390 @@ static const struct wl_data_device_listener dataDeviceListener = {
    dataDeviceHandleSelection,
 };

+void tabletName(void *data,
+                struct zwp_tablet_v2 *zwp_tablet_v2,
+                const char *name)
+{
+    printf("Tablet name: %s\n", name);
+}
+
+void tabletId(void *data,
+              struct zwp_tablet_v2 *zwp_tablet_v2,
+              uint32_t vid,
+              uint32_t pid)
+{
+    printf("Tablet id: %04u:%04u\n", vid, pid);
+}
+
+void tabletPath(void *data,
+                struct zwp_tablet_v2 *zwp_tablet_v2,
+                const char *path)
+{
+    printf("Tablet path: %s\n", path);
+}
+
+void tabletDone(void *data,
+                struct zwp_tablet_v2 *zwp_tablet_v2)
+{
+    printf("Tablet done\n");
+}
+
+void tabletRemoved(void *data,
+                   struct zwp_tablet_v2 *zwp_tablet_v2)
+{
+    printf("Tablet removed\n");
+    _glfw.wl.tablet = NULL;
+}
+
+static const struct zwp_tablet_v2_listener tabletListener = {
+    tabletName,
+    tabletId,
+    tabletPath,
+    tabletDone,
+    tabletRemoved,
+};
+
+void tabletToolType(void *data,
+                    struct zwp_tablet_tool_v2 *tool,
+                    uint32_t toolType)
+{
+    const char *name;
+    switch (toolType)
+    {
+        case ZWP_TABLET_TOOL_V2_TYPE_PEN:
+            name = "pen";
+            break;
+        case ZWP_TABLET_TOOL_V2_TYPE_ERASER:
+            name = "eraser";
+            break;
+        case ZWP_TABLET_TOOL_V2_TYPE_BRUSH:
+            name = "brush";
+            break;
+        case ZWP_TABLET_TOOL_V2_TYPE_PENCIL:
+            name = "pencil";
+            break;
+        case ZWP_TABLET_TOOL_V2_TYPE_AIRBRUSH:
+            name = "airbrush";
+            break;
+        case ZWP_TABLET_TOOL_V2_TYPE_FINGER:
+            name = "finger";
+            break;
+        case ZWP_TABLET_TOOL_V2_TYPE_MOUSE:
+            name = "mouse";
+            break;
+        case ZWP_TABLET_TOOL_V2_TYPE_LENS:
+            name = "lens";
+            break;
+        default:
+            name = "unknown";
+            break;
+    }
+    printf("Tablet tool type: %s\n", name);
+}
+
+void tabletToolHardwareSerial(void *data,
+                              struct zwp_tablet_tool_v2 *tool,
+                              uint32_t hardwareSerialHi,
+                              uint32_t hardwareSerialLo)
+{
+    uint64_t hardwareSerial = (uint64_t)hardwareSerialHi << 32 | (uint64_t)hardwareSerialLo;
+    printf("Tablet tool hardware serial: %"PRId64"\n", hardwareSerial);
+}
+
+void tabletToolHardwareIdWacom(void *data,
+                               struct zwp_tablet_tool_v2 *tool,
+                               uint32_t hardwareIdHi,
+                               uint32_t hardwareIdLo)
+{
+    uint64_t hardwareId = (uint64_t)hardwareIdHi << 32 | (uint64_t)hardwareIdLo;
+    printf("Tablet tool hardware id Wacom: %"PRId64"\n", hardwareId);
+}
+
+void tabletToolCapability(void *data,
+                          struct zwp_tablet_tool_v2 *tool,
+                          uint32_t capability)
+{
+    const char *name;
+    switch (capability)
+    {
+        case ZWP_TABLET_TOOL_V2_CAPABILITY_TILT:
+            name = "tilt";
+            break;
+        case ZWP_TABLET_TOOL_V2_CAPABILITY_PRESSURE:
+            name = "pressure";
+            break;
+        case ZWP_TABLET_TOOL_V2_CAPABILITY_DISTANCE:
+            name = "distance";
+            break;
+        case ZWP_TABLET_TOOL_V2_CAPABILITY_ROTATION:
+            name = "rotation";
+            break;
+        case ZWP_TABLET_TOOL_V2_CAPABILITY_SLIDER:
+            name = "slider";
+            break;
+        case ZWP_TABLET_TOOL_V2_CAPABILITY_WHEEL:
+            name = "wheel";
+            break;
+        default:
+            name = "unknown";
+            break;
+    }
+    printf("Tablet tool capability: %s\n", name);
+}
+
+void tabletToolDone(void *data,
+                    struct zwp_tablet_tool_v2 *tool)
+{
+    printf("Tablet tool done\n");
+}
+
+void tabletToolRemoved(void *data,
+                       struct zwp_tablet_tool_v2 *tool)
+{
+    printf("Tablet tool removed (unimplemented)\n");
+}
+
+void tabletToolProximityIn(void *data,
+                           struct zwp_tablet_tool_v2 *tool,
+                           uint32_t serial,
+                           struct zwp_tablet_v2 *tablet,
+                           struct wl_surface *surface)
+{
+    printf("Tablet tool proximity in: %p %p\n", tablet, surface);
+}
+
+void tabletToolProximityOut(void *data,
+                            struct zwp_tablet_tool_v2 *tool)
+{
+    printf("Tablet tool proximity out\n");
+}
+
+void tabletToolDown(void *data,
+                    struct zwp_tablet_tool_v2 *tool,
+                    uint32_t serial)
+{
+    printf("Tablet tool down\n");
+}
+
+void tabletToolUp(void *data,
+                  struct zwp_tablet_tool_v2 *tool)
+{
+    printf("Tablet tool up\n");
+}
+
+void tabletToolMotion(void *data,
+                      struct zwp_tablet_tool_v2 *tool,
+                      wl_fixed_t x,
+                      wl_fixed_t y)
+{
+    printf("Tablet tool motion: %f %f\n", wl_fixed_to_double(x), wl_fixed_to_double(y));
+}
+
+void tabletToolPressure(void *data,
+                        struct zwp_tablet_tool_v2 *tool,
+                        uint32_t pressure)
+{
+    printf("Tablet tool pressure: %u\n", pressure);
+}
+
+void tabletToolDistance(void *data,
+                        struct zwp_tablet_tool_v2 *tool,
+                        uint32_t distance)
+{
+    printf("Tablet tool distance: %u\n", distance);
+}
+
+void tabletToolTilt(void *data,
+                    struct zwp_tablet_tool_v2 *tool,
+                    wl_fixed_t tiltX,
+                    wl_fixed_t tiltY)
+{
+    printf("Tablet tool tilt: %f %f\n", wl_fixed_to_double(tiltX), wl_fixed_to_double(tiltY));
+}
+
+void tabletToolRotation(void *data,
+                        struct zwp_tablet_tool_v2 *tool,
+                        wl_fixed_t degrees)
+{
+    printf("Tablet tool rotation: %f°\n", wl_fixed_to_double(degrees));
+}
+
+void tabletToolSlider(void *data,
+                      struct zwp_tablet_tool_v2 *tool,
+                      int32_t position)
+{
+    printf("Tablet tool slider: %d\n", position);
+}
+
+void tabletToolWheel(void *data,
+                     struct zwp_tablet_tool_v2 *tool,
+                     wl_fixed_t degrees,
+                     int32_t clicks)
+{
+    printf("Tablet tool wheel: %f° %d\n", wl_fixed_to_double(degrees), clicks);
+}
+
+void tabletToolButton(void *data,
+                      struct zwp_tablet_tool_v2 *tool,
+                      uint32_t serial,
+                      uint32_t button,
+                      uint32_t state)
+{
+    printf("Tablet tool button: %u %u\n", button, state);
+}
+
+void tabletToolFrame(void *data,
+                     struct zwp_tablet_tool_v2 *tool,
+                     uint32_t time)
+{
+    printf("Tablet tool frame: %u\n", time);
+}
+
+struct zwp_tablet_tool_v2_listener tabletToolListener = {
+    tabletToolType,
+    tabletToolHardwareSerial,
+    tabletToolHardwareIdWacom,
+    tabletToolCapability,
+    tabletToolDone,
+    tabletToolRemoved,
+    tabletToolProximityIn,
+    tabletToolProximityOut,
+    tabletToolDown,
+    tabletToolUp,
+    tabletToolMotion,
+    tabletToolPressure,
+    tabletToolDistance,
+    tabletToolTilt,
+    tabletToolRotation,
+    tabletToolSlider,
+    tabletToolWheel,
+    tabletToolButton,
+    tabletToolFrame,
+};
+
+void tabletPadGroup(void *data,
+                    struct zwp_tablet_pad_v2 *pad,
+                    struct zwp_tablet_pad_group_v2 *padGroup)
+{
+    printf("New pad group: %p\n", padGroup);
+}
+
+void tabletPadPath(void *data,
+                   struct zwp_tablet_pad_v2 *pad,
+                   const char *path)
+{
+    printf("Tablet pad path: %s\n", path);
+}
+
+void tabletPadButtons(void *data,
+                      struct zwp_tablet_pad_v2 *pad,
+                      uint32_t buttons)
+{
+    printf("Tablet pad buttons: %u\n", buttons);
+}
+
+void tabletPadDone(void *data,
+                   struct zwp_tablet_pad_v2 *pad)
+{
+    printf("Tablet pad done\n");
+}
+
+void tabletPadButton(void *data,
+                     struct zwp_tablet_pad_v2 *pad,
+                     uint32_t time,
+                     uint32_t button,
+                     uint32_t state)
+{
+    printf("Tablet pad button: %u %u %u\n", time, button, state);
+}
+
+void tabletPadEnter(void *data,
+                    struct zwp_tablet_pad_v2 *pad,
+                    uint32_t serial,
+                    struct zwp_tablet_v2 *tablet,
+                    struct wl_surface *surface)
+{
+    printf("Tablet pad enter: %p %p\n", tablet, surface);
+}
+
+void tabletPadLeave(void *data,
+                    struct zwp_tablet_pad_v2 *pad,
+                    uint32_t serial,
+                    struct wl_surface *surface)
+{
+    printf("Tablet pad leave: %p\n", surface);
+}
+
+void tabletPadRemoved(void *data,
+                      struct zwp_tablet_pad_v2 *pad)
+{
+    printf("Tablet pad removed (unimplemented)\n");
+}
+
+struct zwp_tablet_pad_v2_listener tabletPadListener = {
+    tabletPadGroup,
+    tabletPadPath,
+    tabletPadButtons,
+    tabletPadDone,
+    tabletPadButton,
+    tabletPadEnter,
+    tabletPadLeave,
+    tabletPadRemoved,
+};
+
+void tabletSeatTabletAdded(void *data,
+                           struct zwp_tablet_seat_v2 *seat,
+                           struct zwp_tablet_v2 *tablet)
+{
+    printf("New tablet %p!\n", tablet);
+    if (_glfw.wl.tablet) {
+        printf("Already there, skipping…\n");
+        return;
+    }
+
+    _glfw.wl.tablet = tablet;
+    zwp_tablet_v2_add_listener(_glfw.wl.tablet, &tabletListener, NULL);
+}
+
+void tabletSeatToolAdded(void *data,
+                         struct zwp_tablet_seat_v2 *seat,
+                         struct zwp_tablet_tool_v2 *tool)
+{
+    printf("New tool %p!\n", tool);
+
+    if (_glfw.wl.tabletToolsCount + 1 > _glfw.wl.tabletToolsSize)
+    {
+        ++_glfw.wl.tabletToolsSize;
+        _glfw.wl.tabletTools =
+            realloc(_glfw.wl.tabletTools,
+                    _glfw.wl.tabletToolsSize * sizeof(struct zwp_tablet_tool_v2 *));
+    }
+
+    zwp_tablet_tool_v2_add_listener(tool, &tabletToolListener, NULL);
+    _glfw.wl.tabletTools[_glfw.wl.tabletToolsCount++] = tool;
+}
+
+void tabletSeatPadAdded(void *data,
+                        struct zwp_tablet_seat_v2 *seat,
+                        struct zwp_tablet_pad_v2 *pad)
+{
+    // TODO: Do we really want to implement that now?
+    printf("New pad %p\n", pad);
+    if (_glfw.wl.tabletPad) {
+        printf("Already there, skipping…\n");
+        return;
+    }
+
+    _glfw.wl.tabletPad = pad;
+    zwp_tablet_pad_v2_add_listener(_glfw.wl.tabletPad, &tabletPadListener, NULL);
+}
+
+static const struct zwp_tablet_seat_v2_listener tabletSeatListener = {
+    tabletSeatTabletAdded,
+    tabletSeatToolAdded,
+    tabletSeatPadAdded,
+};
+
 static void wmBaseHandlePing(void* data,
                             struct xdg_wm_base* wmBase,
                             uint32_t serial)
@@ -854,6 +1243,13 @@ static void registryHandleGlobal(void* data,
                             &zwp_pointer_constraints_v1_interface,
                             1);
    }
+    else if (strcmp(interface, "zwp_tablet_manager_v2") == 0)
+    {
+        _glfw.wl.tabletManager =
+            wl_registry_bind(registry, name,
+                             &zwp_tablet_manager_v2_interface,
+                             1);
+    }
    else if (strcmp(interface, "zwp_idle_inhibit_manager_v1") == 0)
    {
        _glfw.wl.idleInhibitManager =
@@ -1141,11 +1537,6 @@ int _glfwPlatformInit(void)
    // Sync so we got all initial output events
    wl_display_roundtrip(_glfw.wl.display);

-#ifdef __linux__
-    if (!_glfwInitJoysticksLinux())
-        return GLFW_FALSE;
-#endif
-
    _glfwInitTimerPOSIX();

    _glfw.wl.timerfd = -1;
@@ -1203,14 +1594,19 @@ int _glfwPlatformInit(void)
        _glfw.wl.clipboardSize = 4096;
    }

+    if (_glfw.wl.seat && _glfw.wl.tabletManager)
+    {
+        _glfw.wl.tabletSeat =
+            zwp_tablet_manager_v2_get_tablet_seat(_glfw.wl.tabletManager,
+                                                  _glfw.wl.seat);
+        zwp_tablet_seat_v2_add_listener(_glfw.wl.tabletSeat, &tabletSeatListener, NULL);
+    }
+
    return GLFW_TRUE;
 }

 void _glfwPlatformTerminate(void)
 {
-#ifdef __linux__
-    _glfwTerminateJoysticksLinux();
-#endif
    _glfwTerminateEGL();
    if (_glfw.wl.egl.handle)
    {
@@ -1276,6 +1672,10 @@ void _glfwPlatformTerminate(void)
        zwp_relative_pointer_manager_v1_destroy(_glfw.wl.relativePointerManager);
    if (_glfw.wl.pointerConstraints)
        zwp_pointer_constraints_v1_destroy(_glfw.wl.pointerConstraints);
+    if (_glfw.wl.tabletSeat)
+        zwp_tablet_seat_v2_destroy(_glfw.wl.tabletSeat);
+    if (_glfw.wl.tabletManager)
+        zwp_tablet_manager_v2_destroy(_glfw.wl.tabletManager);
    if (_glfw.wl.idleInhibitManager)
        zwp_idle_inhibit_manager_v1_destroy(_glfw.wl.idleInhibitManager);
    if (_glfw.wl.registry)
@@ -199,7 +199,7 @@ void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)

 GLFWbool _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp)
 {
-    _glfwInputError(GLFW_PLATFORM_ERROR,
+    _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
                    "Wayland: Gamma ramp access is not available");
    return GLFW_FALSE;
 }
@@ -207,7 +207,7 @@ GLFWbool _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp)
 void _glfwPlatformSetGammaRamp(_GLFWmonitor* monitor,
                               const GLFWgammaramp* ramp)
 {
-    _glfwInputError(GLFW_PLATFORM_ERROR,
+    _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
                    "Wayland: Gamma ramp access is not available");
 }

@@ -53,23 +53,19 @@ typedef VkBool32 (APIENTRY *PFN_vkGetPhysicalDeviceWaylandPresentationSupportKHR
 #include "null_joystick.h"
 #endif
 #include "xkb_unicode.h"
-#include "egl_context.h"
-#include "osmesa_context.h"

 #include "wayland-xdg-shell-client-protocol.h"
 #include "wayland-xdg-decoration-client-protocol.h"
 #include "wayland-viewporter-client-protocol.h"
 #include "wayland-relative-pointer-unstable-v1-client-protocol.h"
 #include "wayland-pointer-constraints-unstable-v1-client-protocol.h"
+#include "wayland-tablet-unstable-v2-client-protocol.h"
 #include "wayland-idle-inhibit-unstable-v1-client-protocol.h"

 #define _glfw_dlopen(name) dlopen(name, RTLD_LAZY | RTLD_LOCAL)
 #define _glfw_dlclose(handle) dlclose(handle)
 #define _glfw_dlsym(handle, name) dlsym(handle, name)

-#define _GLFW_EGL_NATIVE_WINDOW         ((EGLNativeWindowType) window->wl.native)
-#define _GLFW_EGL_NATIVE_DISPLAY        ((EGLNativeDisplayType) _glfw.wl.display)
-
 #define _GLFW_PLATFORM_WINDOW_STATE         _GLFWwindowWayland  wl
 #define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryWayland wl
 #define _GLFW_PLATFORM_MONITOR_STATE        _GLFWmonitorWayland wl
@@ -239,6 +235,13 @@ typedef struct _GLFWlibraryWayland
    struct wp_viewporter*       viewporter;
    struct zwp_relative_pointer_manager_v1* relativePointerManager;
    struct zwp_pointer_constraints_v1*      pointerConstraints;
+    struct zwp_tablet_manager_v2*           tabletManager;
+    struct zwp_tablet_seat_v2*              tabletSeat;
+    struct zwp_tablet_v2*                   tablet;
+    struct zwp_tablet_tool_v2**             tabletTools;
+    int                                     tabletToolsCount;
+    int                                     tabletToolsSize;
+    struct zwp_tablet_pad_v2*               tabletPad;
    struct zwp_idle_inhibit_manager_v1*     idleInhibitManager;

    int                         compositorVersion;
@@ -142,8 +142,8 @@ static struct wl_buffer* createShmBuffer(const GLFWimage* image)
    if (fd < 0)
    {
        _glfwInputError(GLFW_PLATFORM_ERROR,
-                        "Wayland: Creating a buffer file for %d B failed: %m",
-                        length);
+                        "Wayland: Creating a buffer file for %d B failed: %s",
+                        length, strerror(errno));
        return NULL;
    }

@@ -151,7 +151,7 @@ static struct wl_buffer* createShmBuffer(const GLFWimage* image)
    if (data == MAP_FAILED)
    {
        _glfwInputError(GLFW_PLATFORM_ERROR,
-                        "Wayland: mmap failed: %m");
+                        "Wayland: mmap failed: %s", strerror(errno));
        close(fd);
        return NULL;
    }
@@ -749,10 +749,17 @@ static void handleEvents(int timeout)
            if (read_ret != 8)
                return;

-            for (i = 0; i < repeats; ++i)
-                _glfwInputKey(_glfw.wl.keyboardFocus, _glfw.wl.keyboardLastKey,
-                              _glfw.wl.keyboardLastScancode, GLFW_REPEAT,
-                              _glfw.wl.xkb.modifiers);
+            if (_glfw.wl.keyboardFocus)
+            {
+                for (i = 0; i < repeats; ++i)
+                {
+                    _glfwInputKey(_glfw.wl.keyboardFocus,
+                                  _glfw.wl.keyboardLastKey,
+                                  _glfw.wl.keyboardLastScancode,
+                                  GLFW_REPEAT,
+                                  _glfw.wl.xkb.modifiers);
+                }
+            }
        }

        if (fds[2].revents & POLLIN)
@@ -883,8 +890,8 @@ void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
 void _glfwPlatformSetWindowIcon(_GLFWwindow* window,
                                int count, const GLFWimage* images)
 {
-    _glfwInputError(GLFW_PLATFORM_ERROR,
-                    "Wayland: Setting window icon not supported");
+    _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
+                    "Wayland: The platform does not support setting the window icon");
 }

 void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos)
@@ -892,16 +899,16 @@ void _glfwPlatformGetWindowPos(_GLFWwindow* window, int* xpos, int* ypos)
    // A Wayland client is not aware of its position, so just warn and leave it
    // as (0, 0)

-    _glfwInputError(GLFW_PLATFORM_ERROR,
-                    "Wayland: Window position retrieval not supported");
+    _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
+                    "Wayland: The platform does not provide the window position");
 }

 void _glfwPlatformSetWindowPos(_GLFWwindow* window, int xpos, int ypos)
 {
    // A Wayland client can not set its position, so just warn

-    _glfwInputError(GLFW_PLATFORM_ERROR,
-                    "Wayland: Window position setting not supported");
+    _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
+                    "Wayland: The platform does not support setting the window position");
 }

 void _glfwPlatformGetWindowSize(_GLFWwindow* window, int* width, int* height)
@@ -940,14 +947,18 @@ void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window,
 {
    // TODO: find out how to trigger a resize.
    // The actual limits are checked in the xdg_toplevel::configure handler.
+    _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
+                    "Wayland: Window aspect ratio not yet implemented");
 }

 void _glfwPlatformGetFramebufferSize(_GLFWwindow* window,
                                     int* width, int* height)
 {
    _glfwPlatformGetWindowSize(window, width, height);
-    *width *= window->wl.scale;
-    *height *= window->wl.scale;
+    if (width)
+        *width *= window->wl.scale;
+    if (height)
+        *height *= window->wl.scale;
 }

 void _glfwPlatformGetWindowFrameSize(_GLFWwindow* window,
@@ -1030,14 +1041,14 @@ void _glfwPlatformHideWindow(_GLFWwindow* window)
 void _glfwPlatformRequestWindowAttention(_GLFWwindow* window)
 {
    // TODO
-    _glfwInputError(GLFW_PLATFORM_ERROR,
+    _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
                    "Wayland: Window attention request not implemented yet");
 }

 void _glfwPlatformFocusWindow(_GLFWwindow* window)
 {
-    _glfwInputError(GLFW_PLATFORM_ERROR,
-                    "Wayland: Focusing a window requires user interaction");
+    _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
+                    "Wayland: The platform does not support setting the input focus");
 }

 void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
@@ -1096,7 +1107,7 @@ int _glfwPlatformFramebufferTransparent(_GLFWwindow* window)
 void _glfwPlatformSetWindowResizable(_GLFWwindow* window, GLFWbool enabled)
 {
    // TODO
-    _glfwInputError(GLFW_PLATFORM_ERROR,
+    _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
                    "Wayland: Window attribute setting not implemented yet");
 }

@@ -1114,10 +1125,23 @@ void _glfwPlatformSetWindowDecorated(_GLFWwindow* window, GLFWbool enabled)
 void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
 {
    // TODO
-    _glfwInputError(GLFW_PLATFORM_ERROR,
+    _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
                    "Wayland: Window attribute setting not implemented yet");
 }

+void _glfwPlatformSetWindowMousePassthrough(_GLFWwindow* window, GLFWbool enabled)
+{
+    if (enabled)
+    {
+        struct wl_region* region = wl_compositor_create_region(_glfw.wl.compositor);
+        wl_surface_set_input_region(window->wl.surface, region);
+        wl_region_destroy(region);
+    }
+    else
+        wl_surface_set_input_region(window->wl.surface, 0);
+    wl_surface_commit(window->wl.surface);
+}
+
 float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)
 {
    return 1.f;
@@ -1125,6 +1149,8 @@ float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)

 void _glfwPlatformSetWindowOpacity(_GLFWwindow* window, float opacity)
 {
+    _glfwInputError(GLFW_FEATURE_UNAVAILABLE,
+                    "Wayland: The platform does not support setting the window opacity");
 }

 void _glfwPlatformSetRawMouseMotion(_GLFWwindow *window, GLFWbool enabled)
@@ -1186,6 +1212,8 @@ void _glfwPlatformSetCursorMode(_GLFWwindow* window, int mode)
 const char* _glfwPlatformGetScancodeName(int scancode)
 {
    // TODO
+    _glfwInputError(GLFW_FEATURE_UNIMPLEMENTED,
+                    "Wayland: Key names not yet implemented");
    return NULL;
 }

@@ -1671,6 +1699,24 @@ const char* _glfwPlatformGetClipboardString(void)
    return _glfw.wl.clipboardString;
 }

+EGLenum _glfwPlatformGetEGLPlatform(EGLint** attribs)
+{
+    if (_glfw.egl.EXT_platform_base && _glfw.egl.EXT_platform_wayland)
+        return EGL_PLATFORM_WAYLAND_EXT;
+    else
+        return 0;
+}
+
+EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
+{
+    return _glfw.wl.display;
+}
+
+EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window)
+{
+    return window->wl.native;
+}
+
 void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)
 {
    if (!_glfw.vk.KHR_surface || !_glfw.vk.KHR_wayland_surface)
@@ -29,33 +29,23 @@

 #include "internal.h"

-#include <X11/Xresource.h>
-
 #include <stdlib.h>
 #include <string.h>
 #include <limits.h>
 #include <stdio.h>
 #include <locale.h>
+#include <unistd.h>


-// Translate an X11 key code to a GLFW key code.
+// Translate the X11 KeySyms for a key to a GLFW key code
+// NOTE: This is only used as a fallback, in case the XKB method fails
+//       It is layout-dependent and will fail partially on most non-US layouts
 //
-static int translateKeyCode(int scancode)
+static int translateKeySyms(const KeySym* keysyms, int width)
 {
-    int keySym;
-
-    // Valid key code range is  [8,255], according to the Xlib manual
-    if (scancode < 8 || scancode > 255)
-        return GLFW_KEY_UNKNOWN;
-
-    if (_glfw.x11.xkb.available)
+    if (width > 1)
    {
-        // Try secondary keysym, for numeric keypad keys
-        // Note: This way we always force "NumLock = ON", which is intentional
-        // since the returned key code should correspond to a physical
-        // location.
-        keySym = XkbKeycodeToKeysym(_glfw.x11.display, scancode, _glfw.x11.xkb.group, 1);
-        switch (keySym)
+        switch (keysyms[1])
        {
            case XK_KP_0:           return GLFW_KEY_KP_0;
            case XK_KP_1:           return GLFW_KEY_KP_1;
@@ -73,22 +63,9 @@ static int translateKeyCode(int scancode)
            case XK_KP_Enter:       return GLFW_KEY_KP_ENTER;
            default:                break;
        }
-
-        // Now try primary keysym for function keys (non-printable keys)
-        // These should not depend on the current keyboard layout
-        keySym = XkbKeycodeToKeysym(_glfw.x11.display, scancode, _glfw.x11.xkb.group, 0);
-    }
-    else
-    {
-        int dummy;
-        KeySym* keySyms;
-
-        keySyms = XGetKeyboardMapping(_glfw.x11.display, scancode, 1, &dummy);
-        keySym = keySyms[0];
-        XFree(keySyms);
    }

-    switch (keySym)
+    switch (keysyms[0])
    {
        case XK_Escape:         return GLFW_KEY_ESCAPE;
        case XK_Tab:            return GLFW_KEY_TAB;
@@ -232,7 +209,7 @@ static int translateKeyCode(int scancode)
 //
 static void createKeyTables(void)
 {
-    int scancode, key;
+    int scancode, scancodeMin, scancodeMax;

    memset(_glfw.x11.keycodes, -1, sizeof(_glfw.x11.keycodes));
    memset(_glfw.x11.scancodes, -1, sizeof(_glfw.x11.scancodes));
@@ -242,89 +219,217 @@ static void createKeyTables(void)
        // Use XKB to determine physical key locations independently of the
        // current keyboard layout

-        char name[XkbKeyNameLength + 1];
        XkbDescPtr desc = XkbGetMap(_glfw.x11.display, 0, XkbUseCoreKbd);
-        XkbGetNames(_glfw.x11.display, XkbKeyNamesMask, desc);
+        XkbGetNames(_glfw.x11.display, XkbKeyNamesMask | XkbKeyAliasesMask, desc);
+
+        scancodeMin = desc->min_key_code;
+        scancodeMax = desc->max_key_code;
+
+        const struct
+        {
+            int key;
+            char* name;
+        } keymap[] =
+        {
+            { GLFW_KEY_GRAVE_ACCENT, "TLDE" },
+            { GLFW_KEY_1, "AE01" },
+            { GLFW_KEY_2, "AE02" },
+            { GLFW_KEY_3, "AE03" },
+            { GLFW_KEY_4, "AE04" },
+            { GLFW_KEY_5, "AE05" },
+            { GLFW_KEY_6, "AE06" },
+            { GLFW_KEY_7, "AE07" },
+            { GLFW_KEY_8, "AE08" },
+            { GLFW_KEY_9, "AE09" },
+            { GLFW_KEY_0, "AE10" },
+            { GLFW_KEY_MINUS, "AE11" },
+            { GLFW_KEY_EQUAL, "AE12" },
+            { GLFW_KEY_Q, "AD01" },
+            { GLFW_KEY_W, "AD02" },
+            { GLFW_KEY_E, "AD03" },
+            { GLFW_KEY_R, "AD04" },
+            { GLFW_KEY_T, "AD05" },
+            { GLFW_KEY_Y, "AD06" },
+            { GLFW_KEY_U, "AD07" },
+            { GLFW_KEY_I, "AD08" },
+            { GLFW_KEY_O, "AD09" },
+            { GLFW_KEY_P, "AD10" },
+            { GLFW_KEY_LEFT_BRACKET, "AD11" },
+            { GLFW_KEY_RIGHT_BRACKET, "AD12" },
+            { GLFW_KEY_A, "AC01" },
+            { GLFW_KEY_S, "AC02" },
+            { GLFW_KEY_D, "AC03" },
+            { GLFW_KEY_F, "AC04" },
+            { GLFW_KEY_G, "AC05" },
+            { GLFW_KEY_H, "AC06" },
+            { GLFW_KEY_J, "AC07" },
+            { GLFW_KEY_K, "AC08" },
+            { GLFW_KEY_L, "AC09" },
+            { GLFW_KEY_SEMICOLON, "AC10" },
+            { GLFW_KEY_APOSTROPHE, "AC11" },
+            { GLFW_KEY_Z, "AB01" },
+            { GLFW_KEY_X, "AB02" },
+            { GLFW_KEY_C, "AB03" },
+            { GLFW_KEY_V, "AB04" },
+            { GLFW_KEY_B, "AB05" },
+            { GLFW_KEY_N, "AB06" },
+            { GLFW_KEY_M, "AB07" },
+            { GLFW_KEY_COMMA, "AB08" },
+            { GLFW_KEY_PERIOD, "AB09" },
+            { GLFW_KEY_SLASH, "AB10" },
+            { GLFW_KEY_BACKSLASH, "BKSL" },
+            { GLFW_KEY_WORLD_1, "LSGT" },
+            { GLFW_KEY_SPACE, "SPCE" },
+            { GLFW_KEY_ESCAPE, "ESC" },
+            { GLFW_KEY_ENTER, "RTRN" },
+            { GLFW_KEY_TAB, "TAB" },
+            { GLFW_KEY_BACKSPACE, "BKSP" },
+            { GLFW_KEY_INSERT, "INS" },
+            { GLFW_KEY_DELETE, "DELE" },
+            { GLFW_KEY_RIGHT, "RGHT" },
+            { GLFW_KEY_LEFT, "LEFT" },
+            { GLFW_KEY_DOWN, "DOWN" },
+            { GLFW_KEY_UP, "UP" },
+            { GLFW_KEY_PAGE_UP, "PGUP" },
+            { GLFW_KEY_PAGE_DOWN, "PGDN" },
+            { GLFW_KEY_HOME, "HOME" },
+            { GLFW_KEY_END, "END" },
+            { GLFW_KEY_CAPS_LOCK, "CAPS" },
+            { GLFW_KEY_SCROLL_LOCK, "SCLK" },
+            { GLFW_KEY_NUM_LOCK, "NMLK" },
+            { GLFW_KEY_PRINT_SCREEN, "PRSC" },
+            { GLFW_KEY_PAUSE, "PAUS" },
+            { GLFW_KEY_F1, "FK01" },
+            { GLFW_KEY_F2, "FK02" },
+            { GLFW_KEY_F3, "FK03" },
+            { GLFW_KEY_F4, "FK04" },
+            { GLFW_KEY_F5, "FK05" },
+            { GLFW_KEY_F6, "FK06" },
+            { GLFW_KEY_F7, "FK07" },
+            { GLFW_KEY_F8, "FK08" },
+            { GLFW_KEY_F9, "FK09" },
+            { GLFW_KEY_F10, "FK10" },
+            { GLFW_KEY_F11, "FK11" },
+            { GLFW_KEY_F12, "FK12" },
+            { GLFW_KEY_F13, "FK13" },
+            { GLFW_KEY_F14, "FK14" },
+            { GLFW_KEY_F15, "FK15" },
+            { GLFW_KEY_F16, "FK16" },
+            { GLFW_KEY_F17, "FK17" },
+            { GLFW_KEY_F18, "FK18" },
+            { GLFW_KEY_F19, "FK19" },
+            { GLFW_KEY_F20, "FK20" },
+            { GLFW_KEY_F21, "FK21" },
+            { GLFW_KEY_F22, "FK22" },
+            { GLFW_KEY_F23, "FK23" },
+            { GLFW_KEY_F24, "FK24" },
+            { GLFW_KEY_F25, "FK25" },
+            { GLFW_KEY_KP_0, "KP0" },
+            { GLFW_KEY_KP_1, "KP1" },
+            { GLFW_KEY_KP_2, "KP2" },
+            { GLFW_KEY_KP_3, "KP3" },
+            { GLFW_KEY_KP_4, "KP4" },
+            { GLFW_KEY_KP_5, "KP5" },
+            { GLFW_KEY_KP_6, "KP6" },
+            { GLFW_KEY_KP_7, "KP7" },
+            { GLFW_KEY_KP_8, "KP8" },
+            { GLFW_KEY_KP_9, "KP9" },
+            { GLFW_KEY_KP_DECIMAL, "KPDL" },
+            { GLFW_KEY_KP_DIVIDE, "KPDV" },
+            { GLFW_KEY_KP_MULTIPLY, "KPMU" },
+            { GLFW_KEY_KP_SUBTRACT, "KPSU" },
+            { GLFW_KEY_KP_ADD, "KPAD" },
+            { GLFW_KEY_KP_ENTER, "KPEN" },
+            { GLFW_KEY_KP_EQUAL, "KPEQ" },
+            { GLFW_KEY_LEFT_SHIFT, "LFSH" },
+            { GLFW_KEY_LEFT_CONTROL, "LCTL" },
+            { GLFW_KEY_LEFT_ALT, "LALT" },
+            { GLFW_KEY_LEFT_SUPER, "LWIN" },
+            { GLFW_KEY_RIGHT_SHIFT, "RTSH" },
+            { GLFW_KEY_RIGHT_CONTROL, "RCTL" },
+            { GLFW_KEY_RIGHT_ALT, "RALT" },
+            { GLFW_KEY_RIGHT_ALT, "LVL3" },
+            { GLFW_KEY_RIGHT_ALT, "MDSW" },
+            { GLFW_KEY_RIGHT_SUPER, "RWIN" },
+            { GLFW_KEY_MENU, "MENU" }
+        };

        // Find the X11 key code -> GLFW key code mapping
-        for (scancode = desc->min_key_code;  scancode <= desc->max_key_code;  scancode++)
+        for (scancode = scancodeMin;  scancode <= scancodeMax;  scancode++)
        {
-            memcpy(name, desc->names->keys[scancode].name, XkbKeyNameLength);
-            name[XkbKeyNameLength] = '\0';
+            int key = GLFW_KEY_UNKNOWN;

-            // Map the key name to a GLFW key code. Note: We only map printable
-            // keys here, and we use the US keyboard layout. The rest of the
-            // keys (function keys) are mapped using traditional KeySym
-            // translations.
-            if (strcmp(name, "TLDE") == 0) key = GLFW_KEY_GRAVE_ACCENT;
-            else if (strcmp(name, "AE01") == 0) key = GLFW_KEY_1;
-            else if (strcmp(name, "AE02") == 0) key = GLFW_KEY_2;
-            else if (strcmp(name, "AE03") == 0) key = GLFW_KEY_3;
-            else if (strcmp(name, "AE04") == 0) key = GLFW_KEY_4;
-            else if (strcmp(name, "AE05") == 0) key = GLFW_KEY_5;
-            else if (strcmp(name, "AE06") == 0) key = GLFW_KEY_6;
-            else if (strcmp(name, "AE07") == 0) key = GLFW_KEY_7;
-            else if (strcmp(name, "AE08") == 0) key = GLFW_KEY_8;
-            else if (strcmp(name, "AE09") == 0) key = GLFW_KEY_9;
-            else if (strcmp(name, "AE10") == 0) key = GLFW_KEY_0;
-            else if (strcmp(name, "AE11") == 0) key = GLFW_KEY_MINUS;
-            else if (strcmp(name, "AE12") == 0) key = GLFW_KEY_EQUAL;
-            else if (strcmp(name, "AD01") == 0) key = GLFW_KEY_Q;
-            else if (strcmp(name, "AD02") == 0) key = GLFW_KEY_W;
-            else if (strcmp(name, "AD03") == 0) key = GLFW_KEY_E;
-            else if (strcmp(name, "AD04") == 0) key = GLFW_KEY_R;
-            else if (strcmp(name, "AD05") == 0) key = GLFW_KEY_T;
-            else if (strcmp(name, "AD06") == 0) key = GLFW_KEY_Y;
-            else if (strcmp(name, "AD07") == 0) key = GLFW_KEY_U;
-            else if (strcmp(name, "AD08") == 0) key = GLFW_KEY_I;
-            else if (strcmp(name, "AD09") == 0) key = GLFW_KEY_O;
-            else if (strcmp(name, "AD10") == 0) key = GLFW_KEY_P;
-            else if (strcmp(name, "AD11") == 0) key = GLFW_KEY_LEFT_BRACKET;
-            else if (strcmp(name, "AD12") == 0) key = GLFW_KEY_RIGHT_BRACKET;
-            else if (strcmp(name, "AC01") == 0) key = GLFW_KEY_A;
-            else if (strcmp(name, "AC02") == 0) key = GLFW_KEY_S;
-            else if (strcmp(name, "AC03") == 0) key = GLFW_KEY_D;
-            else if (strcmp(name, "AC04") == 0) key = GLFW_KEY_F;
-            else if (strcmp(name, "AC05") == 0) key = GLFW_KEY_G;
-            else if (strcmp(name, "AC06") == 0) key = GLFW_KEY_H;
-            else if (strcmp(name, "AC07") == 0) key = GLFW_KEY_J;
-            else if (strcmp(name, "AC08") == 0) key = GLFW_KEY_K;
-            else if (strcmp(name, "AC09") == 0) key = GLFW_KEY_L;
-            else if (strcmp(name, "AC10") == 0) key = GLFW_KEY_SEMICOLON;
-            else if (strcmp(name, "AC11") == 0) key = GLFW_KEY_APOSTROPHE;
-            else if (strcmp(name, "AB01") == 0) key = GLFW_KEY_Z;
-            else if (strcmp(name, "AB02") == 0) key = GLFW_KEY_X;
-            else if (strcmp(name, "AB03") == 0) key = GLFW_KEY_C;
-            else if (strcmp(name, "AB04") == 0) key = GLFW_KEY_V;
-            else if (strcmp(name, "AB05") == 0) key = GLFW_KEY_B;
-            else if (strcmp(name, "AB06") == 0) key = GLFW_KEY_N;
-            else if (strcmp(name, "AB07") == 0) key = GLFW_KEY_M;
-            else if (strcmp(name, "AB08") == 0) key = GLFW_KEY_COMMA;
-            else if (strcmp(name, "AB09") == 0) key = GLFW_KEY_PERIOD;
-            else if (strcmp(name, "AB10") == 0) key = GLFW_KEY_SLASH;
-            else if (strcmp(name, "BKSL") == 0) key = GLFW_KEY_BACKSLASH;
-            else if (strcmp(name, "LSGT") == 0) key = GLFW_KEY_WORLD_1;
-            else key = GLFW_KEY_UNKNOWN;
+            // Map the key name to a GLFW key code. Note: We use the US
+            // keyboard layout. Because function keys aren't mapped correctly
+            // when using traditional KeySym translations, they are mapped
+            // here instead.
+            for (int i = 0;  i < sizeof(keymap) / sizeof(keymap[0]);  i++)
+            {
+                if (strncmp(desc->names->keys[scancode].name,
+                            keymap[i].name,
+                            XkbKeyNameLength) == 0)
+                {
+                    key = keymap[i].key;
+                    break;
+                }
+            }

-            if ((scancode >= 0) && (scancode < 256))
-                _glfw.x11.keycodes[scancode] = key;
+            // Fall back to key aliases in case the key name did not match
+            for (int i = 0;  i < desc->names->num_key_aliases;  i++)
+            {
+                if (key != GLFW_KEY_UNKNOWN)
+                    break;
+
+                if (strncmp(desc->names->key_aliases[i].real,
+                            desc->names->keys[scancode].name,
+                            XkbKeyNameLength) != 0)
+                {
+                    continue;
+                }
+
+                for (int j = 0;  j < sizeof(keymap) / sizeof(keymap[0]);  j++)
+                {
+                    if (strncmp(desc->names->key_aliases[i].alias,
+                                keymap[j].name,
+                                XkbKeyNameLength) == 0)
+                    {
+                        key = keymap[j].key;
+                        break;
+                    }
+                }
+            }
+
+            _glfw.x11.keycodes[scancode] = key;
        }

        XkbFreeNames(desc, XkbKeyNamesMask, True);
        XkbFreeKeyboard(desc, 0, True);
    }
+    else
+        XDisplayKeycodes(_glfw.x11.display, &scancodeMin, &scancodeMax);

-    for (scancode = 0;  scancode < 256;  scancode++)
+    int width;
+    KeySym* keysyms = XGetKeyboardMapping(_glfw.x11.display,
+                                          scancodeMin,
+                                          scancodeMax - scancodeMin + 1,
+                                          &width);
+
+    for (scancode = scancodeMin;  scancode <= scancodeMax;  scancode++)
    {
        // Translate the un-translated key codes using traditional X11 KeySym
        // lookups
        if (_glfw.x11.keycodes[scancode] < 0)
-            _glfw.x11.keycodes[scancode] = translateKeyCode(scancode);
+        {
+            const size_t base = (scancode - scancodeMin) * width;
+            _glfw.x11.keycodes[scancode] = translateKeySyms(&keysyms[base], width);
+        }

        // Store the reverse translation for faster key name lookup
        if (_glfw.x11.keycodes[scancode] > 0)
            _glfw.x11.scancodes[_glfw.x11.keycodes[scancode]] = scancode;
    }
+
+    XFree(keysyms);
 }

 // Check whether the IM has a usable style
@@ -350,15 +455,49 @@ static GLFWbool hasUsableInputMethodStyle(void)
    return found;
 }

-// Check whether the specified atom is supported
+static void inputMethodDestroyCallback(XIM im, XPointer clientData, XPointer callData)
+{
+    _glfw.x11.im = NULL;
+}
+
+static void inputMethodInstantiateCallback(Display* display,
+                                           XPointer clientData,
+                                           XPointer callData)
+{
+    if (_glfw.x11.im)
+        return;
+
+    _glfw.x11.im = XOpenIM(_glfw.x11.display, 0, NULL, NULL);
+    if (_glfw.x11.im)
+    {
+        if (!hasUsableInputMethodStyle())
+        {
+            XCloseIM(_glfw.x11.im);
+            _glfw.x11.im = NULL;
+        }
+    }
+
+    if (_glfw.x11.im)
+    {
+        XIMCallback callback;
+        callback.callback = (XIMProc) inputMethodDestroyCallback;
+        callback.client_data = NULL;
+        XSetIMValues(_glfw.x11.im, XNDestroyCallback, &callback, NULL);
+
+        for (_GLFWwindow* window = _glfw.windowListHead;  window;  window = window->next)
+            _glfwCreateInputContextX11(window);
+    }
+}
+
+// Return the atom ID only if it is listed in the specified array
 //
-static Atom getSupportedAtom(Atom* supportedAtoms,
-                             unsigned long atomCount,
-                             const char* atomName)
+static Atom getAtomIfSupported(Atom* supportedAtoms,
+                               unsigned long atomCount,
+                               const char* atomName)
 {
    const Atom atom = XInternAtom(_glfw.x11.display, atomName, False);

-    for (unsigned int i = 0;  i < atomCount;  i++)
+    for (unsigned long i = 0;  i < atomCount;  i++)
    {
        if (supportedAtoms[i] == atom)
            return atom;
@@ -426,33 +565,33 @@ static void detectEWMH(void)
    // See which of the atoms we support that are supported by the WM

    _glfw.x11.NET_WM_STATE =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_STATE");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE");
    _glfw.x11.NET_WM_STATE_ABOVE =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_STATE_ABOVE");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_ABOVE");
    _glfw.x11.NET_WM_STATE_FULLSCREEN =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_STATE_FULLSCREEN");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_FULLSCREEN");
    _glfw.x11.NET_WM_STATE_MAXIMIZED_VERT =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_STATE_MAXIMIZED_VERT");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_MAXIMIZED_VERT");
    _glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_STATE_MAXIMIZED_HORZ");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_MAXIMIZED_HORZ");
    _glfw.x11.NET_WM_STATE_DEMANDS_ATTENTION =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_STATE_DEMANDS_ATTENTION");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_STATE_DEMANDS_ATTENTION");
    _glfw.x11.NET_WM_FULLSCREEN_MONITORS =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_FULLSCREEN_MONITORS");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_FULLSCREEN_MONITORS");
    _glfw.x11.NET_WM_WINDOW_TYPE =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_WINDOW_TYPE");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_WINDOW_TYPE");
    _glfw.x11.NET_WM_WINDOW_TYPE_NORMAL =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WM_WINDOW_TYPE_NORMAL");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WM_WINDOW_TYPE_NORMAL");
    _glfw.x11.NET_WORKAREA =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_WORKAREA");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_WORKAREA");
    _glfw.x11.NET_CURRENT_DESKTOP =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_CURRENT_DESKTOP");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_CURRENT_DESKTOP");
    _glfw.x11.NET_ACTIVE_WINDOW =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_ACTIVE_WINDOW");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_ACTIVE_WINDOW");
    _glfw.x11.NET_FRAME_EXTENTS =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_FRAME_EXTENTS");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_FRAME_EXTENTS");
    _glfw.x11.NET_REQUEST_FRAME_EXTENTS =
-        getSupportedAtom(supportedAtoms, atomCount, "_NET_REQUEST_FRAME_EXTENTS");
+        getAtomIfSupported(supportedAtoms, atomCount, "_NET_REQUEST_FRAME_EXTENTS");

    if (supportedAtoms)
        XFree(supportedAtoms);
@@ -666,13 +805,12 @@ static GLFWbool initExtensions(void)
                _glfw.x11.xkb.detectable = GLFW_TRUE;
        }

-        _glfw.x11.xkb.group = 0;
        XkbStateRec state;
        if (XkbGetState(_glfw.x11.display, XkbUseCoreKbd, &state) == Success)
-        {
-            XkbSelectEventDetails(_glfw.x11.display, XkbUseCoreKbd, XkbStateNotify, XkbAllStateComponentsMask, XkbGroupStateMask);
            _glfw.x11.xkb.group = (unsigned int)state.group;
-        }
+
+        XkbSelectEventDetails(_glfw.x11.display, XkbUseCoreKbd, XkbStateNotify,
+                              XkbGroupStateMask, XkbGroupStateMask);
    }

 #if defined(__CYGWIN__)
@@ -713,6 +851,35 @@ static GLFWbool initExtensions(void)
        }
    }

+#if defined(__CYGWIN__)
+    _glfw.x11.xshape.handle = _glfw_dlopen("libXext-6.so");
+#else
+    _glfw.x11.xshape.handle = _glfw_dlopen("libXext.so.6");
+#endif
+    if (_glfw.x11.xshape.handle)
+    {
+        _glfw.x11.xshape.QueryExtension = (PFN_XShapeQueryExtension)
+            _glfw_dlsym(_glfw.x11.xshape.handle, "XShapeQueryExtension");
+        _glfw.x11.xshape.ShapeCombineRegion = (PFN_XShapeCombineRegion)
+            _glfw_dlsym(_glfw.x11.xshape.handle, "XShapeCombineRegion");
+        _glfw.x11.xshape.QueryVersion = (PFN_XShapeQueryVersion)
+            _glfw_dlsym(_glfw.x11.xshape.handle, "XShapeQueryVersion");
+        _glfw.x11.xshape.ShapeCombineMask = (PFN_XShapeCombineMask)
+            _glfw_dlsym(_glfw.x11.xshape.handle, "XShapeCombineMask");
+
+        if (XShapeQueryExtension(_glfw.x11.display,
+            &_glfw.x11.xshape.errorBase,
+            &_glfw.x11.xshape.eventBase))
+        {
+            if (XShapeQueryVersion(_glfw.x11.display,
+                &_glfw.x11.xshape.major,
+                &_glfw.x11.xshape.minor))
+            {
+                _glfw.x11.xshape.available = GLFW_TRUE;
+            }
+        }
+    }
+
    // Update the key code LUT
    // FIXME: We should listen to XkbMapNotify events to track changes to
    // the keyboard mapping.
@@ -857,6 +1024,9 @@ static Window createHelperWindow(void)
 //
 static int errorHandler(Display *display, XErrorEvent* event)
 {
+    if (_glfw.x11.display != display)
+        return 0;
+
    _glfw.x11.errorCode = event->error_code;
    return 0;
 }
@@ -937,15 +1107,231 @@ Cursor _glfwCreateCursorX11(const GLFWimage* image, int xhot, int yhot)

 int _glfwPlatformInit(void)
 {
-#if !defined(X_HAVE_UTF8_STRING)
-    // HACK: If the current locale is "C" and the Xlib UTF-8 functions are
-    //       unavailable, apply the environment's locale in the hope that it's
-    //       both available and not "C"
-    //       This is done because the "C" locale breaks wide character input,
-    //       which is what we fall back on when UTF-8 support is missing
+    // HACK: If the application has left the locale as "C" then both wide
+    //       character text input and explicit UTF-8 input via XIM will break
+    //       This sets the CTYPE part of the current locale from the environment
+    //       in the hope that it is set to something more sane than "C"
    if (strcmp(setlocale(LC_CTYPE, NULL), "C") == 0)
        setlocale(LC_CTYPE, "");
+
+#if defined(__CYGWIN__)
+    _glfw.x11.xlib.handle = _glfw_dlopen("libX11-6.so");
+#else
+    _glfw.x11.xlib.handle = _glfw_dlopen("libX11.so.6");
 #endif
+    if (!_glfw.x11.xlib.handle)
+    {
+        _glfwInputError(GLFW_PLATFORM_ERROR, "X11: Failed to load Xlib");
+        return GLFW_FALSE;
+    }
+
+    _glfw.x11.xlib.AllocClassHint = (PFN_XAllocClassHint)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XAllocClassHint");
+    _glfw.x11.xlib.AllocSizeHints = (PFN_XAllocSizeHints)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XAllocSizeHints");
+    _glfw.x11.xlib.AllocWMHints = (PFN_XAllocWMHints)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XAllocWMHints");
+    _glfw.x11.xlib.ChangeProperty = (PFN_XChangeProperty)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XChangeProperty");
+    _glfw.x11.xlib.ChangeWindowAttributes = (PFN_XChangeWindowAttributes)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XChangeWindowAttributes");
+    _glfw.x11.xlib.CheckIfEvent = (PFN_XCheckIfEvent)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCheckIfEvent");
+    _glfw.x11.xlib.CheckTypedWindowEvent = (PFN_XCheckTypedWindowEvent)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCheckTypedWindowEvent");
+    _glfw.x11.xlib.CloseDisplay = (PFN_XCloseDisplay)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCloseDisplay");
+    _glfw.x11.xlib.CloseIM = (PFN_XCloseIM)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCloseIM");
+    _glfw.x11.xlib.ConvertSelection = (PFN_XConvertSelection)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XConvertSelection");
+    _glfw.x11.xlib.CreateColormap = (PFN_XCreateColormap)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateColormap");
+    _glfw.x11.xlib.CreateFontCursor = (PFN_XCreateFontCursor)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateFontCursor");
+    _glfw.x11.xlib.CreateIC = (PFN_XCreateIC)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateIC");
+    _glfw.x11.xlib.CreateRegion = (PFN_XCreateRegion)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateRegion");
+    _glfw.x11.xlib.CreateWindow = (PFN_XCreateWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XCreateWindow");
+    _glfw.x11.xlib.DefineCursor = (PFN_XDefineCursor)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XDefineCursor");
+    _glfw.x11.xlib.DeleteContext = (PFN_XDeleteContext)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XDeleteContext");
+    _glfw.x11.xlib.DeleteProperty = (PFN_XDeleteProperty)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XDeleteProperty");
+    _glfw.x11.xlib.DestroyIC = (PFN_XDestroyIC)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XDestroyIC");
+    _glfw.x11.xlib.DestroyRegion = (PFN_XDestroyRegion)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XDestroyRegion");
+    _glfw.x11.xlib.DestroyWindow = (PFN_XDestroyWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XDestroyWindow");
+    _glfw.x11.xlib.DisplayKeycodes = (PFN_XDisplayKeycodes)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XDisplayKeycodes");
+    _glfw.x11.xlib.EventsQueued = (PFN_XEventsQueued)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XEventsQueued");
+    _glfw.x11.xlib.FilterEvent = (PFN_XFilterEvent)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XFilterEvent");
+    _glfw.x11.xlib.FindContext = (PFN_XFindContext)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XFindContext");
+    _glfw.x11.xlib.Flush = (PFN_XFlush)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XFlush");
+    _glfw.x11.xlib.Free = (PFN_XFree)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XFree");
+    _glfw.x11.xlib.FreeColormap = (PFN_XFreeColormap)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XFreeColormap");
+    _glfw.x11.xlib.FreeCursor = (PFN_XFreeCursor)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XFreeCursor");
+    _glfw.x11.xlib.FreeEventData = (PFN_XFreeEventData)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XFreeEventData");
+    _glfw.x11.xlib.GetErrorText = (PFN_XGetErrorText)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetErrorText");
+    _glfw.x11.xlib.GetEventData = (PFN_XGetEventData)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetEventData");
+    _glfw.x11.xlib.GetICValues = (PFN_XGetICValues)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetICValues");
+    _glfw.x11.xlib.GetIMValues = (PFN_XGetIMValues)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetIMValues");
+    _glfw.x11.xlib.GetInputFocus = (PFN_XGetInputFocus)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetInputFocus");
+    _glfw.x11.xlib.GetKeyboardMapping = (PFN_XGetKeyboardMapping)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetKeyboardMapping");
+    _glfw.x11.xlib.GetScreenSaver = (PFN_XGetScreenSaver)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetScreenSaver");
+    _glfw.x11.xlib.GetSelectionOwner = (PFN_XGetSelectionOwner)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetSelectionOwner");
+    _glfw.x11.xlib.GetVisualInfo = (PFN_XGetVisualInfo)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetVisualInfo");
+    _glfw.x11.xlib.GetWMNormalHints = (PFN_XGetWMNormalHints)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetWMNormalHints");
+    _glfw.x11.xlib.GetWindowAttributes = (PFN_XGetWindowAttributes)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetWindowAttributes");
+    _glfw.x11.xlib.GetWindowProperty = (PFN_XGetWindowProperty)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGetWindowProperty");
+    _glfw.x11.xlib.GrabPointer = (PFN_XGrabPointer)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XGrabPointer");
+    _glfw.x11.xlib.IconifyWindow = (PFN_XIconifyWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XIconifyWindow");
+    _glfw.x11.xlib.InitThreads = (PFN_XInitThreads)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XInitThreads");
+    _glfw.x11.xlib.InternAtom = (PFN_XInternAtom)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XInternAtom");
+    _glfw.x11.xlib.LookupString = (PFN_XLookupString)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XLookupString");
+    _glfw.x11.xlib.MapRaised = (PFN_XMapRaised)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XMapRaised");
+    _glfw.x11.xlib.MapWindow = (PFN_XMapWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XMapWindow");
+    _glfw.x11.xlib.MoveResizeWindow = (PFN_XMoveResizeWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XMoveResizeWindow");
+    _glfw.x11.xlib.MoveWindow = (PFN_XMoveWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XMoveWindow");
+    _glfw.x11.xlib.NextEvent = (PFN_XNextEvent)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XNextEvent");
+    _glfw.x11.xlib.OpenDisplay = (PFN_XOpenDisplay)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XOpenDisplay");
+    _glfw.x11.xlib.OpenIM = (PFN_XOpenIM)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XOpenIM");
+    _glfw.x11.xlib.PeekEvent = (PFN_XPeekEvent)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XPeekEvent");
+    _glfw.x11.xlib.Pending = (PFN_XPending)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XPending");
+    _glfw.x11.xlib.QueryExtension = (PFN_XQueryExtension)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XQueryExtension");
+    _glfw.x11.xlib.QueryPointer = (PFN_XQueryPointer)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XQueryPointer");
+    _glfw.x11.xlib.RaiseWindow = (PFN_XRaiseWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XRaiseWindow");
+    _glfw.x11.xlib.RegisterIMInstantiateCallback = (PFN_XRegisterIMInstantiateCallback)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XRegisterIMInstantiateCallback");
+    _glfw.x11.xlib.ResizeWindow = (PFN_XResizeWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XResizeWindow");
+    _glfw.x11.xlib.ResourceManagerString = (PFN_XResourceManagerString)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XResourceManagerString");
+    _glfw.x11.xlib.SaveContext = (PFN_XSaveContext)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSaveContext");
+    _glfw.x11.xlib.SelectInput = (PFN_XSelectInput)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSelectInput");
+    _glfw.x11.xlib.SendEvent = (PFN_XSendEvent)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSendEvent");
+    _glfw.x11.xlib.SetClassHint = (PFN_XSetClassHint)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetClassHint");
+    _glfw.x11.xlib.SetErrorHandler = (PFN_XSetErrorHandler)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetErrorHandler");
+    _glfw.x11.xlib.SetICFocus = (PFN_XSetICFocus)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetICFocus");
+    _glfw.x11.xlib.SetIMValues = (PFN_XSetIMValues)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetIMValues");
+    _glfw.x11.xlib.SetInputFocus = (PFN_XSetInputFocus)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetInputFocus");
+    _glfw.x11.xlib.SetLocaleModifiers = (PFN_XSetLocaleModifiers)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetLocaleModifiers");
+    _glfw.x11.xlib.SetScreenSaver = (PFN_XSetScreenSaver)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetScreenSaver");
+    _glfw.x11.xlib.SetSelectionOwner = (PFN_XSetSelectionOwner)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetSelectionOwner");
+    _glfw.x11.xlib.SetWMHints = (PFN_XSetWMHints)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetWMHints");
+    _glfw.x11.xlib.SetWMNormalHints = (PFN_XSetWMNormalHints)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetWMNormalHints");
+    _glfw.x11.xlib.SetWMProtocols = (PFN_XSetWMProtocols)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSetWMProtocols");
+    _glfw.x11.xlib.SupportsLocale = (PFN_XSupportsLocale)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSupportsLocale");
+    _glfw.x11.xlib.Sync = (PFN_XSync)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XSync");
+    _glfw.x11.xlib.TranslateCoordinates = (PFN_XTranslateCoordinates)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XTranslateCoordinates");
+    _glfw.x11.xlib.UndefineCursor = (PFN_XUndefineCursor)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XUndefineCursor");
+    _glfw.x11.xlib.UngrabPointer = (PFN_XUngrabPointer)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XUngrabPointer");
+    _glfw.x11.xlib.UnmapWindow = (PFN_XUnmapWindow)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XUnmapWindow");
+    _glfw.x11.xlib.UnsetICFocus = (PFN_XUnsetICFocus)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XUnsetICFocus");
+    _glfw.x11.xlib.VisualIDFromVisual = (PFN_XVisualIDFromVisual)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XVisualIDFromVisual");
+    _glfw.x11.xlib.WarpPointer = (PFN_XWarpPointer)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XWarpPointer");
+    _glfw.x11.xkb.FreeKeyboard = (PFN_XkbFreeKeyboard)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbFreeKeyboard");
+    _glfw.x11.xkb.FreeNames = (PFN_XkbFreeNames)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbFreeNames");
+    _glfw.x11.xkb.GetMap = (PFN_XkbGetMap)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbGetMap");
+    _glfw.x11.xkb.GetNames = (PFN_XkbGetNames)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbGetNames");
+    _glfw.x11.xkb.GetState = (PFN_XkbGetState)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbGetState");
+    _glfw.x11.xkb.KeycodeToKeysym = (PFN_XkbKeycodeToKeysym)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbKeycodeToKeysym");
+    _glfw.x11.xkb.QueryExtension = (PFN_XkbQueryExtension)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbQueryExtension");
+    _glfw.x11.xkb.SelectEventDetails = (PFN_XkbSelectEventDetails)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbSelectEventDetails");
+    _glfw.x11.xkb.SetDetectableAutoRepeat = (PFN_XkbSetDetectableAutoRepeat)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XkbSetDetectableAutoRepeat");
+    _glfw.x11.xrm.DestroyDatabase = (PFN_XrmDestroyDatabase)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XrmDestroyDatabase");
+    _glfw.x11.xrm.GetResource = (PFN_XrmGetResource)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XrmGetResource");
+    _glfw.x11.xrm.GetStringDatabase = (PFN_XrmGetStringDatabase)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XrmGetStringDatabase");
+    _glfw.x11.xrm.Initialize = (PFN_XrmInitialize)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XrmInitialize");
+    _glfw.x11.xrm.UniqueQuark = (PFN_XrmUniqueQuark)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XrmUniqueQuark");
+    _glfw.x11.xlib.UnregisterIMInstantiateCallback = (PFN_XUnregisterIMInstantiateCallback)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "XUnregisterIMInstantiateCallback");
+    _glfw.x11.xlib.utf8LookupString = (PFN_Xutf8LookupString)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "Xutf8LookupString");
+    _glfw.x11.xlib.utf8SetWMProperties = (PFN_Xutf8SetWMProperties)
+        _glfw_dlsym(_glfw.x11.xlib.handle, "Xutf8SetWMProperties");
+
+    if (_glfw.x11.xlib.utf8LookupString && _glfw.x11.xlib.utf8SetWMProperties)
+        _glfw.x11.xlib.utf8 = GLFW_TRUE;

    XInitThreads();
    XrmInitialize();
@@ -980,26 +1366,17 @@ int _glfwPlatformInit(void)
    _glfw.x11.helperWindowHandle = createHelperWindow();
    _glfw.x11.hiddenCursorHandle = createHiddenCursor();

-    if (XSupportsLocale())
+    if (XSupportsLocale() && _glfw.x11.xlib.utf8)
    {
        XSetLocaleModifiers("");

-        _glfw.x11.im = XOpenIM(_glfw.x11.display, 0, NULL, NULL);
-        if (_glfw.x11.im)
-        {
-            if (!hasUsableInputMethodStyle())
-            {
-                XCloseIM(_glfw.x11.im);
-                _glfw.x11.im = NULL;
-            }
-        }
+        // If an IM is already present our callback will be called right away
+        XRegisterIMInstantiateCallback(_glfw.x11.display,
+                                       NULL, NULL, NULL,
+                                       inputMethodInstantiateCallback,
+                                       NULL);
    }

-#if defined(__linux__)
-    if (!_glfwInitJoysticksLinux())
-        return GLFW_FALSE;
-#endif
-
    _glfwInitTimerPOSIX();

    _glfwPollMonitorsX11();
@@ -1029,6 +1406,11 @@ void _glfwPlatformTerminate(void)
    free(_glfw.x11.primarySelectionString);
    free(_glfw.x11.clipboardString);

+    XUnregisterIMInstantiateCallback(_glfw.x11.display,
+                                     NULL, NULL, NULL,
+                                     inputMethodInstantiateCallback,
+                                     NULL);
+
    if (_glfw.x11.im)
    {
        XCloseIM(_glfw.x11.im);
@@ -1088,9 +1470,11 @@ void _glfwPlatformTerminate(void)
    _glfwTerminateEGL();
    _glfwTerminateGLX();

-#if defined(__linux__)
-    _glfwTerminateJoysticksLinux();
-#endif
+    if (_glfw.x11.xlib.handle)
+    {
+        _glfw_dlclose(_glfw.x11.xlib.handle);
+        _glfw.x11.xlib.handle = NULL;
+    }
 }

 const char* _glfwPlatformGetVersionString(void)
@@ -164,7 +164,7 @@ void _glfwPollMonitorsX11(void)
            if (widthMM <= 0 || heightMM <= 0)
            {
                // HACK: If RandR does not provide a physical size, assume the
-                //       X11 default 96 DPI and calcuate from the CRTC viewport
+                //       X11 default 96 DPI and calculate from the CRTC viewport
                // NOTE: These members are affected by rotation, unlike the mode
                //       info and output info members
                widthMM  = (int) (ci->width * 25.4f / 96.f);
@@ -322,12 +322,16 @@ void _glfwPlatformGetMonitorPos(_GLFWmonitor* monitor, int* xpos, int* ypos)
            XRRGetScreenResourcesCurrent(_glfw.x11.display, _glfw.x11.root);
        XRRCrtcInfo* ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);

-        if (xpos)
-            *xpos = ci->x;
-        if (ypos)
-            *ypos = ci->y;
+        if (ci)
+        {
+            if (xpos)
+                *xpos = ci->x;
+            if (ypos)
+                *ypos = ci->y;
+
+            XRRFreeCrtcInfo(ci);
+        }

-        XRRFreeCrtcInfo(ci);
        XRRFreeScreenResources(sr);
    }
 }
@@ -493,9 +497,15 @@ void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
            XRRGetScreenResourcesCurrent(_glfw.x11.display, _glfw.x11.root);
        XRRCrtcInfo* ci = XRRGetCrtcInfo(_glfw.x11.display, sr, monitor->x11.crtc);

-        *mode = vidmodeFromModeInfo(getModeInfo(sr, ci->mode), ci);
+        if (ci)
+        {
+            const XRRModeInfo* mi = getModeInfo(sr, ci->mode);
+            if (mi)  // mi can be NULL if the monitor has been disconnected
+                *mode = vidmodeFromModeInfo(mi, ci);
+
+            XRRFreeCrtcInfo(ci);
+        }

-        XRRFreeCrtcInfo(ci);
        XRRFreeScreenResources(sr);
    }
    else
@@ -33,6 +33,7 @@
 #include <X11/Xlib.h>
 #include <X11/keysym.h>
 #include <X11/Xatom.h>
+#include <X11/Xresource.h>
 #include <X11/Xcursor/Xcursor.h>

 // The XRandR extension provides mode setting and gamma control
@@ -47,6 +48,214 @@
 // The XInput extension provides raw mouse motion input
 #include <X11/extensions/XInput2.h>

+// The Shape extension provides custom window shapes
+#include <X11/extensions/shape.h>
+
+typedef XClassHint* (* PFN_XAllocClassHint)(void);
+typedef XSizeHints* (* PFN_XAllocSizeHints)(void);
+typedef XWMHints* (* PFN_XAllocWMHints)(void);
+typedef int (* PFN_XChangeProperty)(Display*,Window,Atom,Atom,int,int,const unsigned char*,int);
+typedef int (* PFN_XChangeWindowAttributes)(Display*,Window,unsigned long,XSetWindowAttributes*);
+typedef Bool (* PFN_XCheckIfEvent)(Display*,XEvent*,Bool(*)(Display*,XEvent*,XPointer),XPointer);
+typedef Bool (* PFN_XCheckTypedWindowEvent)(Display*,Window,int,XEvent*);
+typedef int (* PFN_XCloseDisplay)(Display*);
+typedef Status (* PFN_XCloseIM)(XIM);
+typedef int (* PFN_XConvertSelection)(Display*,Atom,Atom,Atom,Window,Time);
+typedef Colormap (* PFN_XCreateColormap)(Display*,Window,Visual*,int);
+typedef Cursor (* PFN_XCreateFontCursor)(Display*,unsigned int);
+typedef XIC (* PFN_XCreateIC)(XIM,...);
+typedef Region (* PFN_XCreateRegion)(void);
+typedef Window (* PFN_XCreateWindow)(Display*,Window,int,int,unsigned int,unsigned int,unsigned int,int,unsigned int,Visual*,unsigned long,XSetWindowAttributes*);
+typedef int (* PFN_XDefineCursor)(Display*,Window,Cursor);
+typedef int (* PFN_XDeleteContext)(Display*,XID,XContext);
+typedef int (* PFN_XDeleteProperty)(Display*,Window,Atom);
+typedef void (* PFN_XDestroyIC)(XIC);
+typedef int (* PFN_XDestroyRegion)(Region);
+typedef int (* PFN_XDestroyWindow)(Display*,Window);
+typedef int (* PFN_XDisplayKeycodes)(Display*,int*,int*);
+typedef int (* PFN_XEventsQueued)(Display*,int);
+typedef Bool (* PFN_XFilterEvent)(XEvent*,Window);
+typedef int (* PFN_XFindContext)(Display*,XID,XContext,XPointer*);
+typedef int (* PFN_XFlush)(Display*);
+typedef int (* PFN_XFree)(void*);
+typedef int (* PFN_XFreeColormap)(Display*,Colormap);
+typedef int (* PFN_XFreeCursor)(Display*,Cursor);
+typedef void (* PFN_XFreeEventData)(Display*,XGenericEventCookie*);
+typedef int (* PFN_XGetErrorText)(Display*,int,char*,int);
+typedef Bool (* PFN_XGetEventData)(Display*,XGenericEventCookie*);
+typedef char* (* PFN_XGetICValues)(XIC,...);
+typedef char* (* PFN_XGetIMValues)(XIM,...);
+typedef int (* PFN_XGetInputFocus)(Display*,Window*,int*);
+typedef KeySym* (* PFN_XGetKeyboardMapping)(Display*,KeyCode,int,int*);
+typedef int (* PFN_XGetScreenSaver)(Display*,int*,int*,int*,int*);
+typedef Window (* PFN_XGetSelectionOwner)(Display*,Atom);
+typedef XVisualInfo* (* PFN_XGetVisualInfo)(Display*,long,XVisualInfo*,int*);
+typedef Status (* PFN_XGetWMNormalHints)(Display*,Window,XSizeHints*,long*);
+typedef Status (* PFN_XGetWindowAttributes)(Display*,Window,XWindowAttributes*);
+typedef int (* PFN_XGetWindowProperty)(Display*,Window,Atom,long,long,Bool,Atom,Atom*,int*,unsigned long*,unsigned long*,unsigned char**);
+typedef int (* PFN_XGrabPointer)(Display*,Window,Bool,unsigned int,int,int,Window,Cursor,Time);
+typedef Status (* PFN_XIconifyWindow)(Display*,Window,int);
+typedef Status (* PFN_XInitThreads)(void);
+typedef Atom (* PFN_XInternAtom)(Display*,const char*,Bool);
+typedef int (* PFN_XLookupString)(XKeyEvent*,char*,int,KeySym*,XComposeStatus*);
+typedef int (* PFN_XMapRaised)(Display*,Window);
+typedef int (* PFN_XMapWindow)(Display*,Window);
+typedef int (* PFN_XMoveResizeWindow)(Display*,Window,int,int,unsigned int,unsigned int);
+typedef int (* PFN_XMoveWindow)(Display*,Window,int,int);
+typedef int (* PFN_XNextEvent)(Display*,XEvent*);
+typedef Display* (* PFN_XOpenDisplay)(const char*);
+typedef XIM (* PFN_XOpenIM)(Display*,XrmDatabase*,char*,char*);
+typedef int (* PFN_XPeekEvent)(Display*,XEvent*);
+typedef int (* PFN_XPending)(Display*);
+typedef Bool (* PFN_XQueryExtension)(Display*,const char*,int*,int*,int*);
+typedef Bool (* PFN_XQueryPointer)(Display*,Window,Window*,Window*,int*,int*,int*,int*,unsigned int*);
+typedef int (* PFN_XRaiseWindow)(Display*,Window);
+typedef Bool (* PFN_XRegisterIMInstantiateCallback)(Display*,void*,char*,char*,XIDProc,XPointer);
+typedef int (* PFN_XResizeWindow)(Display*,Window,unsigned int,unsigned int);
+typedef char* (* PFN_XResourceManagerString)(Display*);
+typedef int (* PFN_XSaveContext)(Display*,XID,XContext,const char*);
+typedef int (* PFN_XSelectInput)(Display*,Window,long);
+typedef Status (* PFN_XSendEvent)(Display*,Window,Bool,long,XEvent*);
+typedef int (* PFN_XSetClassHint)(Display*,Window,XClassHint*);
+typedef XErrorHandler (* PFN_XSetErrorHandler)(XErrorHandler);
+typedef void (* PFN_XSetICFocus)(XIC);
+typedef char* (* PFN_XSetIMValues)(XIM,...);
+typedef int (* PFN_XSetInputFocus)(Display*,Window,int,Time);
+typedef char* (* PFN_XSetLocaleModifiers)(const char*);
+typedef int (* PFN_XSetScreenSaver)(Display*,int,int,int,int);
+typedef int (* PFN_XSetSelectionOwner)(Display*,Atom,Window,Time);
+typedef int (* PFN_XSetWMHints)(Display*,Window,XWMHints*);
+typedef void (* PFN_XSetWMNormalHints)(Display*,Window,XSizeHints*);
+typedef Status (* PFN_XSetWMProtocols)(Display*,Window,Atom*,int);
+typedef Bool (* PFN_XSupportsLocale)(void);
+typedef int (* PFN_XSync)(Display*,Bool);
+typedef Bool (* PFN_XTranslateCoordinates)(Display*,Window,Window,int,int,int*,int*,Window*);
+typedef int (* PFN_XUndefineCursor)(Display*,Window);
+typedef int (* PFN_XUngrabPointer)(Display*,Time);
+typedef int (* PFN_XUnmapWindow)(Display*,Window);
+typedef void (* PFN_XUnsetICFocus)(XIC);
+typedef VisualID (* PFN_XVisualIDFromVisual)(Visual*);
+typedef int (* PFN_XWarpPointer)(Display*,Window,Window,int,int,unsigned int,unsigned int,int,int);
+typedef void (* PFN_XkbFreeKeyboard)(XkbDescPtr,unsigned int,Bool);
+typedef void (* PFN_XkbFreeNames)(XkbDescPtr,unsigned int,Bool);
+typedef XkbDescPtr (* PFN_XkbGetMap)(Display*,unsigned int,unsigned int);
+typedef Status (* PFN_XkbGetNames)(Display*,unsigned int,XkbDescPtr);
+typedef Status (* PFN_XkbGetState)(Display*,unsigned int,XkbStatePtr);
+typedef KeySym (* PFN_XkbKeycodeToKeysym)(Display*,KeyCode,int,int);
+typedef Bool (* PFN_XkbQueryExtension)(Display*,int*,int*,int*,int*,int*);
+typedef Bool (* PFN_XkbSelectEventDetails)(Display*,unsigned int,unsigned int,unsigned long,unsigned long);
+typedef Bool (* PFN_XkbSetDetectableAutoRepeat)(Display*,Bool,Bool*);
+typedef void (* PFN_XrmDestroyDatabase)(XrmDatabase);
+typedef Bool (* PFN_XrmGetResource)(XrmDatabase,const char*,const char*,char**,XrmValue*);
+typedef XrmDatabase (* PFN_XrmGetStringDatabase)(const char*);
+typedef void (* PFN_XrmInitialize)(void);
+typedef XrmQuark (* PFN_XrmUniqueQuark)(void);
+typedef Bool (* PFN_XUnregisterIMInstantiateCallback)(Display*,void*,char*,char*,XIDProc,XPointer);
+typedef int (* PFN_Xutf8LookupString)(XIC,XKeyPressedEvent*,char*,int,KeySym*,Status*);
+typedef void (* PFN_Xutf8SetWMProperties)(Display*,Window,const char*,const char*,char**,int,XSizeHints*,XWMHints*,XClassHint*);
+#define XAllocClassHint _glfw.x11.xlib.AllocClassHint
+#define XAllocSizeHints _glfw.x11.xlib.AllocSizeHints
+#define XAllocWMHints _glfw.x11.xlib.AllocWMHints
+#define XChangeProperty _glfw.x11.xlib.ChangeProperty
+#define XChangeWindowAttributes _glfw.x11.xlib.ChangeWindowAttributes
+#define XCheckIfEvent _glfw.x11.xlib.CheckIfEvent
+#define XCheckTypedWindowEvent _glfw.x11.xlib.CheckTypedWindowEvent
+#define XCloseDisplay _glfw.x11.xlib.CloseDisplay
+#define XCloseIM _glfw.x11.xlib.CloseIM
+#define XConvertSelection _glfw.x11.xlib.ConvertSelection
+#define XCreateColormap _glfw.x11.xlib.CreateColormap
+#define XCreateFontCursor _glfw.x11.xlib.CreateFontCursor
+#define XCreateIC _glfw.x11.xlib.CreateIC
+#define XCreateRegion _glfw.x11.xlib.CreateRegion
+#define XCreateWindow _glfw.x11.xlib.CreateWindow
+#define XDefineCursor _glfw.x11.xlib.DefineCursor
+#define XDeleteContext _glfw.x11.xlib.DeleteContext
+#define XDeleteProperty _glfw.x11.xlib.DeleteProperty
+#define XDestroyIC _glfw.x11.xlib.DestroyIC
+#define XDestroyRegion _glfw.x11.xlib.DestroyRegion
+#define XDestroyWindow _glfw.x11.xlib.DestroyWindow
+#define XDisplayKeycodes _glfw.x11.xlib.DisplayKeycodes
+#define XEventsQueued _glfw.x11.xlib.EventsQueued
+#define XFilterEvent _glfw.x11.xlib.FilterEvent
+#define XFindContext _glfw.x11.xlib.FindContext
+#define XFlush _glfw.x11.xlib.Flush
+#define XFree _glfw.x11.xlib.Free
+#define XFreeColormap _glfw.x11.xlib.FreeColormap
+#define XFreeCursor _glfw.x11.xlib.FreeCursor
+#define XFreeEventData _glfw.x11.xlib.FreeEventData
+#define XGetErrorText _glfw.x11.xlib.GetErrorText
+#define XGetEventData _glfw.x11.xlib.GetEventData
+#define XGetICValues _glfw.x11.xlib.GetICValues
+#define XGetIMValues _glfw.x11.xlib.GetIMValues
+#define XGetInputFocus _glfw.x11.xlib.GetInputFocus
+#define XGetKeyboardMapping _glfw.x11.xlib.GetKeyboardMapping
+#define XGetScreenSaver _glfw.x11.xlib.GetScreenSaver
+#define XGetSelectionOwner _glfw.x11.xlib.GetSelectionOwner
+#define XGetVisualInfo _glfw.x11.xlib.GetVisualInfo
+#define XGetWMNormalHints _glfw.x11.xlib.GetWMNormalHints
+#define XGetWindowAttributes _glfw.x11.xlib.GetWindowAttributes
+#define XGetWindowProperty _glfw.x11.xlib.GetWindowProperty
+#define XGrabPointer _glfw.x11.xlib.GrabPointer
+#define XIconifyWindow _glfw.x11.xlib.IconifyWindow
+#define XInitThreads _glfw.x11.xlib.InitThreads
+#define XInternAtom _glfw.x11.xlib.InternAtom
+#define XLookupString _glfw.x11.xlib.LookupString
+#define XMapRaised _glfw.x11.xlib.MapRaised
+#define XMapWindow _glfw.x11.xlib.MapWindow
+#define XMoveResizeWindow _glfw.x11.xlib.MoveResizeWindow
+#define XMoveWindow _glfw.x11.xlib.MoveWindow
+#define XNextEvent _glfw.x11.xlib.NextEvent
+#define XOpenDisplay _glfw.x11.xlib.OpenDisplay
+#define XOpenIM _glfw.x11.xlib.OpenIM
+#define XPeekEvent _glfw.x11.xlib.PeekEvent
+#define XPending _glfw.x11.xlib.Pending
+#define XQueryExtension _glfw.x11.xlib.QueryExtension
+#define XQueryPointer _glfw.x11.xlib.QueryPointer
+#define XRaiseWindow _glfw.x11.xlib.RaiseWindow
+#define XRegisterIMInstantiateCallback _glfw.x11.xlib.RegisterIMInstantiateCallback
+#define XResizeWindow _glfw.x11.xlib.ResizeWindow
+#define XResourceManagerString _glfw.x11.xlib.ResourceManagerString
+#define XSaveContext _glfw.x11.xlib.SaveContext
+#define XSelectInput _glfw.x11.xlib.SelectInput
+#define XSendEvent _glfw.x11.xlib.SendEvent
+#define XSetClassHint _glfw.x11.xlib.SetClassHint
+#define XSetErrorHandler _glfw.x11.xlib.SetErrorHandler
+#define XSetICFocus _glfw.x11.xlib.SetICFocus
+#define XSetIMValues _glfw.x11.xlib.SetIMValues
+#define XSetInputFocus _glfw.x11.xlib.SetInputFocus
+#define XSetLocaleModifiers _glfw.x11.xlib.SetLocaleModifiers
+#define XSetScreenSaver _glfw.x11.xlib.SetScreenSaver
+#define XSetSelectionOwner _glfw.x11.xlib.SetSelectionOwner
+#define XSetWMHints _glfw.x11.xlib.SetWMHints
+#define XSetWMNormalHints _glfw.x11.xlib.SetWMNormalHints
+#define XSetWMProtocols _glfw.x11.xlib.SetWMProtocols
+#define XSupportsLocale _glfw.x11.xlib.SupportsLocale
+#define XSync _glfw.x11.xlib.Sync
+#define XTranslateCoordinates _glfw.x11.xlib.TranslateCoordinates
+#define XUndefineCursor _glfw.x11.xlib.UndefineCursor
+#define XUngrabPointer _glfw.x11.xlib.UngrabPointer
+#define XUnmapWindow _glfw.x11.xlib.UnmapWindow
+#define XUnsetICFocus _glfw.x11.xlib.UnsetICFocus
+#define XVisualIDFromVisual _glfw.x11.xlib.VisualIDFromVisual
+#define XWarpPointer _glfw.x11.xlib.WarpPointer
+#define XkbFreeKeyboard _glfw.x11.xkb.FreeKeyboard
+#define XkbFreeNames _glfw.x11.xkb.FreeNames
+#define XkbGetMap _glfw.x11.xkb.GetMap
+#define XkbGetNames _glfw.x11.xkb.GetNames
+#define XkbGetState _glfw.x11.xkb.GetState
+#define XkbKeycodeToKeysym _glfw.x11.xkb.KeycodeToKeysym
+#define XkbQueryExtension _glfw.x11.xkb.QueryExtension
+#define XkbSelectEventDetails _glfw.x11.xkb.SelectEventDetails
+#define XkbSetDetectableAutoRepeat _glfw.x11.xkb.SetDetectableAutoRepeat
+#define XrmDestroyDatabase _glfw.x11.xrm.DestroyDatabase
+#define XrmGetResource _glfw.x11.xrm.GetResource
+#define XrmGetStringDatabase _glfw.x11.xrm.GetStringDatabase
+#define XrmInitialize _glfw.x11.xrm.Initialize
+#define XrmUniqueQuark _glfw.x11.xrm.UniqueQuark
+#define XUnregisterIMInstantiateCallback _glfw.x11.xlib.UnregisterIMInstantiateCallback
+#define Xutf8LookupString _glfw.x11.xlib.utf8LookupString
+#define Xutf8SetWMProperties _glfw.x11.xlib.utf8SetWMProperties
+
 typedef XRRCrtcGamma* (* PFN_XRRAllocGamma)(int);
 typedef void (* PFN_XRRFreeCrtcInfo)(XRRCrtcInfo*);
 typedef void (* PFN_XRRFreeGamma)(XRRCrtcGamma*);
@@ -129,6 +338,16 @@ typedef XRenderPictFormat* (* PFN_XRenderFindVisualFormat)(Display*,Visual const
 #define XRenderQueryVersion _glfw.x11.xrender.QueryVersion
 #define XRenderFindVisualFormat _glfw.x11.xrender.FindVisualFormat

+typedef Bool (* PFN_XShapeQueryExtension)(Display*,int*,int*);
+typedef Status (* PFN_XShapeQueryVersion)(Display*dpy,int*,int*);
+typedef void (* PFN_XShapeCombineRegion)(Display*,Window,int,int,int,Region,int);
+typedef void (* PFN_XShapeCombineMask)(Display*,Window,int,int,int,Pixmap,int);
+
+#define XShapeQueryExtension _glfw.x11.xshape.QueryExtension
+#define XShapeQueryVersion _glfw.x11.xshape.QueryVersion
+#define XShapeCombineRegion _glfw.x11.xshape.ShapeCombineRegion
+#define XShapeCombineMask _glfw.x11.xshape.ShapeCombineMask
+
 typedef VkFlags VkXlibSurfaceCreateFlagsKHR;
 typedef VkFlags VkXcbSurfaceCreateFlagsKHR;

@@ -159,8 +378,6 @@ typedef VkBool32 (APIENTRY *PFN_vkGetPhysicalDeviceXcbPresentationSupportKHR)(Vk
 #include "posix_time.h"
 #include "xkb_unicode.h"
 #include "glx_context.h"
-#include "egl_context.h"
-#include "osmesa_context.h"
 #if defined(__linux__)
 #include "linux_joystick.h"
 #else
@@ -171,9 +388,6 @@ typedef VkBool32 (APIENTRY *PFN_vkGetPhysicalDeviceXcbPresentationSupportKHR)(Vk
 #define _glfw_dlclose(handle) dlclose(handle)
 #define _glfw_dlsym(handle, name) dlsym(handle, name)

-#define _GLFW_EGL_NATIVE_WINDOW  ((EGLNativeWindowType) window->x11.handle)
-#define _GLFW_EGL_NATIVE_DISPLAY ((EGLNativeDisplayType) _glfw.x11.display)
-
 #define _GLFW_PLATFORM_WINDOW_STATE         _GLFWwindowX11  x11
 #define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryX11 x11
 #define _GLFW_PLATFORM_MONITOR_STATE        _GLFWmonitorX11 x11
@@ -186,6 +400,7 @@ typedef struct _GLFWwindowX11
 {
    Colormap        colormap;
    Window          handle;
+    Window          parent;
    XIC             ic;

    GLFWbool        overrideRedirect;
@@ -204,8 +419,9 @@ typedef struct _GLFWwindowX11
    // The last position the cursor was warped to by GLFW
    int             warpCursorPosX, warpCursorPosY;

-    // The time of the last KeyPress event
-    Time            lastKeyTime;
+    // The time of the last KeyPress event per keycode, for discarding
+    // duplicate key events generated for some keys by ibus
+    Time            keyPressTimes[256];

 } _GLFWwindowX11;

@@ -300,6 +516,107 @@ typedef struct _GLFWlibraryX11
    Atom            ATOM_PAIR;
    Atom            GLFW_SELECTION;

+    struct {
+        void*       handle;
+        GLFWbool    utf8;
+        PFN_XAllocClassHint AllocClassHint;
+        PFN_XAllocSizeHints AllocSizeHints;
+        PFN_XAllocWMHints AllocWMHints;
+        PFN_XChangeProperty ChangeProperty;
+        PFN_XChangeWindowAttributes ChangeWindowAttributes;
+        PFN_XCheckIfEvent CheckIfEvent;
+        PFN_XCheckTypedWindowEvent CheckTypedWindowEvent;
+        PFN_XCloseDisplay CloseDisplay;
+        PFN_XCloseIM CloseIM;
+        PFN_XConvertSelection ConvertSelection;
+        PFN_XCreateColormap CreateColormap;
+        PFN_XCreateFontCursor CreateFontCursor;
+        PFN_XCreateIC CreateIC;
+        PFN_XCreateRegion CreateRegion;
+        PFN_XCreateWindow CreateWindow;
+        PFN_XDefineCursor DefineCursor;
+        PFN_XDeleteContext DeleteContext;
+        PFN_XDeleteProperty DeleteProperty;
+        PFN_XDestroyIC DestroyIC;
+        PFN_XDestroyRegion DestroyRegion;
+        PFN_XDestroyWindow DestroyWindow;
+        PFN_XDisplayKeycodes DisplayKeycodes;
+        PFN_XEventsQueued EventsQueued;
+        PFN_XFilterEvent FilterEvent;
+        PFN_XFindContext FindContext;
+        PFN_XFlush Flush;
+        PFN_XFree Free;
+        PFN_XFreeColormap FreeColormap;
+        PFN_XFreeCursor FreeCursor;
+        PFN_XFreeEventData FreeEventData;
+        PFN_XGetErrorText GetErrorText;
+        PFN_XGetEventData GetEventData;
+        PFN_XGetICValues GetICValues;
+        PFN_XGetIMValues GetIMValues;
+        PFN_XGetInputFocus GetInputFocus;
+        PFN_XGetKeyboardMapping GetKeyboardMapping;
+        PFN_XGetScreenSaver GetScreenSaver;
+        PFN_XGetSelectionOwner GetSelectionOwner;
+        PFN_XGetVisualInfo GetVisualInfo;
+        PFN_XGetWMNormalHints GetWMNormalHints;
+        PFN_XGetWindowAttributes GetWindowAttributes;
+        PFN_XGetWindowProperty GetWindowProperty;
+        PFN_XGrabPointer GrabPointer;
+        PFN_XIconifyWindow IconifyWindow;
+        PFN_XInitThreads InitThreads;
+        PFN_XInternAtom InternAtom;
+        PFN_XLookupString LookupString;
+        PFN_XMapRaised MapRaised;
+        PFN_XMapWindow MapWindow;
+        PFN_XMoveResizeWindow MoveResizeWindow;
+        PFN_XMoveWindow MoveWindow;
+        PFN_XNextEvent NextEvent;
+        PFN_XOpenDisplay OpenDisplay;
+        PFN_XOpenIM OpenIM;
+        PFN_XPeekEvent PeekEvent;
+        PFN_XPending Pending;
+        PFN_XQueryExtension QueryExtension;
+        PFN_XQueryPointer QueryPointer;
+        PFN_XRaiseWindow RaiseWindow;
+        PFN_XRegisterIMInstantiateCallback RegisterIMInstantiateCallback;
+        PFN_XResizeWindow ResizeWindow;
+        PFN_XResourceManagerString ResourceManagerString;
+        PFN_XSaveContext SaveContext;
+        PFN_XSelectInput SelectInput;
+        PFN_XSendEvent SendEvent;
+        PFN_XSetClassHint SetClassHint;
+        PFN_XSetErrorHandler SetErrorHandler;
+        PFN_XSetICFocus SetICFocus;
+        PFN_XSetIMValues SetIMValues;
+        PFN_XSetInputFocus SetInputFocus;
+        PFN_XSetLocaleModifiers SetLocaleModifiers;
+        PFN_XSetScreenSaver SetScreenSaver;
+        PFN_XSetSelectionOwner SetSelectionOwner;
+        PFN_XSetWMHints SetWMHints;
+        PFN_XSetWMNormalHints SetWMNormalHints;
+        PFN_XSetWMProtocols SetWMProtocols;
+        PFN_XSupportsLocale SupportsLocale;
+        PFN_XSync Sync;
+        PFN_XTranslateCoordinates TranslateCoordinates;
+        PFN_XUndefineCursor UndefineCursor;
+        PFN_XUngrabPointer UngrabPointer;
+        PFN_XUnmapWindow UnmapWindow;
+        PFN_XUnsetICFocus UnsetICFocus;
+        PFN_XVisualIDFromVisual VisualIDFromVisual;
+        PFN_XWarpPointer WarpPointer;
+        PFN_XUnregisterIMInstantiateCallback UnregisterIMInstantiateCallback;
+        PFN_Xutf8LookupString utf8LookupString;
+        PFN_Xutf8SetWMProperties utf8SetWMProperties;
+    } xlib;
+
+    struct {
+        PFN_XrmDestroyDatabase DestroyDatabase;
+        PFN_XrmGetResource GetResource;
+        PFN_XrmGetStringDatabase GetStringDatabase;
+        PFN_XrmInitialize Initialize;
+        PFN_XrmUniqueQuark UniqueQuark;
+    } xrm;
+
    struct {
        GLFWbool    available;
        void*       handle;
@@ -337,6 +654,15 @@ typedef struct _GLFWlibraryX11
        int          major;
        int          minor;
        unsigned int group;
+        PFN_XkbFreeKeyboard FreeKeyboard;
+        PFN_XkbFreeNames FreeNames;
+        PFN_XkbGetMap GetMap;
+        PFN_XkbGetNames GetNames;
+        PFN_XkbGetState GetState;
+        PFN_XkbKeycodeToKeysym KeycodeToKeysym;
+        PFN_XkbQueryExtension QueryExtension;
+        PFN_XkbSelectEventDetails SelectEventDetails;
+        PFN_XkbSetDetectableAutoRepeat SetDetectableAutoRepeat;
    } xkb;

    struct {
@@ -413,6 +739,19 @@ typedef struct _GLFWlibraryX11
        PFN_XRenderFindVisualFormat FindVisualFormat;
    } xrender;

+    struct {
+        GLFWbool    available;
+        void*       handle;
+        int         major;
+        int         minor;
+        int         eventBase;
+        int         errorBase;
+        PFN_XShapeQueryExtension QueryExtension;
+        PFN_XShapeCombineRegion ShapeCombineRegion;
+        PFN_XShapeQueryVersion QueryVersion;
+        PFN_XShapeCombineMask ShapeCombineMask;
+    } xshape;
+
 } _GLFWlibraryX11;

 // X11-specific per-monitor data
@@ -455,4 +794,5 @@ void _glfwReleaseErrorHandlerX11(void);
 void _glfwInputErrorX11(int error, const char* message);

 void _glfwPushSelectionToManagerX11(void);
+void _glfwCreateInputContextX11(_GLFWwindow* window);

@@ -463,7 +463,6 @@ static size_t encodeUTF8(char* s, unsigned int ch)
 // Decode a Unicode code point from a UTF-8 stream
 // Based on cutef8 by Jeff Bezanson (Public Domain)
 //
-#if defined(X_HAVE_UTF8_STRING)
 static unsigned int decodeUTF8(const char** s)
 {
    unsigned int ch = 0, count = 0;
@@ -483,7 +482,6 @@ static unsigned int decodeUTF8(const char** s)
    assert(count <= 6);
    return ch - offsets[count - 1];
 }
-#endif /*X_HAVE_UTF8_STRING*/

 // Convert the specified Latin-1 string to UTF-8
 //
@@ -590,6 +588,14 @@ static void enableCursor(_GLFWwindow* window)
    updateCursorImage(window);
 }

+// Clear its handle when the input context has been destroyed
+//
+static void inputContextDestroyCallback(XIC ic, XPointer clientData, XPointer callData)
+{
+    _GLFWwindow* window = (_GLFWwindow*) clientData;
+    window->x11.ic = NULL;
+}
+
 // Create the X11 window (and its colormap)
 //
 static GLFWbool createNativeWindow(_GLFWwindow* window,
@@ -613,46 +619,41 @@ static GLFWbool createNativeWindow(_GLFWwindow* window,

    window->x11.transparent = _glfwIsVisualTransparentX11(visual);

-    // Create the actual window
+    XSetWindowAttributes wa = { 0 };
+    wa.colormap = window->x11.colormap;
+    wa.event_mask = StructureNotifyMask | KeyPressMask | KeyReleaseMask |
+                    PointerMotionMask | ButtonPressMask | ButtonReleaseMask |
+                    ExposureMask | FocusChangeMask | VisibilityChangeMask |
+                    EnterWindowMask | LeaveWindowMask | PropertyChangeMask;
+
+    _glfwGrabErrorHandlerX11();
+
+    window->x11.parent = _glfw.x11.root;
+    window->x11.handle = XCreateWindow(_glfw.x11.display,
+                                       _glfw.x11.root,
+                                       0, 0,   // Position
+                                       width, height,
+                                       0,      // Border width
+                                       depth,  // Color depth
+                                       InputOutput,
+                                       visual,
+                                       CWBorderPixel | CWColormap | CWEventMask,
+                                       &wa);
+
+    _glfwReleaseErrorHandlerX11();
+
+    if (!window->x11.handle)
    {
-        XSetWindowAttributes wa;
-        const unsigned long wamask = CWBorderPixel | CWColormap | CWEventMask;
-
-        wa.colormap = window->x11.colormap;
-        wa.border_pixel = 0;
-        wa.event_mask = StructureNotifyMask | KeyPressMask | KeyReleaseMask |
-                        PointerMotionMask | ButtonPressMask | ButtonReleaseMask |
-                        ExposureMask | FocusChangeMask | VisibilityChangeMask |
-                        EnterWindowMask | LeaveWindowMask | PropertyChangeMask;
-
-        _glfwGrabErrorHandlerX11();
-
-        window->x11.handle = XCreateWindow(_glfw.x11.display,
-                                           _glfw.x11.root,
-                                           0, 0,
-                                           width, height,
-                                           0,      // Border width
-                                           depth,  // Color depth
-                                           InputOutput,
-                                           visual,
-                                           wamask,
-                                           &wa);
-
-        _glfwReleaseErrorHandlerX11();
-
-        if (!window->x11.handle)
-        {
-            _glfwInputErrorX11(GLFW_PLATFORM_ERROR,
-                               "X11: Failed to create window");
-            return GLFW_FALSE;
-        }
-
-        XSaveContext(_glfw.x11.display,
-                     window->x11.handle,
-                     _glfw.x11.context,
-                     (XPointer) window);
+        _glfwInputErrorX11(GLFW_PLATFORM_ERROR,
+                           "X11: Failed to create window");
+        return GLFW_FALSE;
    }

+    XSaveContext(_glfw.x11.display,
+                 window->x11.handle,
+                 _glfw.x11.context,
+                 (XPointer) window);
+
    if (!wndconfig->decorated)
        _glfwPlatformSetWindowDecorated(window, GLFW_FALSE);

@@ -682,7 +683,7 @@ static GLFWbool createNativeWindow(_GLFWwindow* window,
        {
            XChangeProperty(_glfw.x11.display, window->x11.handle,
                            _glfw.x11.NET_WM_STATE, XA_ATOM, 32,
-                            PropModeReplace, (unsigned char*) &states, count);
+                            PropModeReplace, (unsigned char*) states, count);
        }
    }

@@ -773,20 +774,10 @@ static GLFWbool createNativeWindow(_GLFWwindow* window,
                        PropModeReplace, (unsigned char*) &version, 1);
    }

-    _glfwPlatformSetWindowTitle(window, wndconfig->title);
-
    if (_glfw.x11.im)
-    {
-        window->x11.ic = XCreateIC(_glfw.x11.im,
-                                   XNInputStyle,
-                                   XIMPreeditNothing | XIMStatusNothing,
-                                   XNClientWindow,
-                                   window->x11.handle,
-                                   XNFocusWindow,
-                                   window->x11.handle,
-                                   NULL);
-    }
+        _glfwCreateInputContextX11(window);

+    _glfwPlatformSetWindowTitle(window, wndconfig->title);
    _glfwPlatformGetWindowPos(window, &window->x11.xpos, &window->x11.ypos);
    _glfwPlatformGetWindowSize(window, &window->x11.width, &window->x11.height);

@@ -1171,8 +1162,7 @@ static void processEvent(XEvent *event)
    if (event->type == KeyPress || event->type == KeyRelease)
        keycode = event->xkey.keycode;

-    if (_glfw.x11.im)
-        filtered = XFilterEvent(event, None);
+    filtered = XFilterEvent(event, None);

    if (_glfw.x11.randr.available)
    {
@@ -1193,6 +1183,8 @@ static void processEvent(XEvent *event)
            {
                _glfw.x11.xkb.group = ((XkbEvent*) event)->state.group;
            }
+
+            return;
        }
    }

@@ -1257,6 +1249,12 @@ static void processEvent(XEvent *event)

    switch (event->type)
    {
+        case ReparentNotify:
+        {
+            window->x11.parent = event->xreparent.parent;
+            return;
+        }
+
        case KeyPress:
        {
            const int key = translateKey(keycode);
@@ -1265,23 +1263,26 @@ static void processEvent(XEvent *event)

            if (window->x11.ic)
            {
-                // HACK: Ignore duplicate key press events generated by ibus
-                //       These have the same timestamp as the original event
-                //       Corresponding release events are filtered out
-                //       implicitly by the GLFW key repeat logic
-                if (window->x11.lastKeyTime < event->xkey.time)
+                // HACK: Do not report the key press events duplicated by XIM
+                //       Duplicate key releases are filtered out implicitly by
+                //       the GLFW key repeat logic in _glfwInputKey
+                //       A timestamp per key is used to handle simultaneous keys
+                // NOTE: Always allow the first event for each key through
+                //       (the server never sends a timestamp of zero)
+                // NOTE: Timestamp difference is compared to handle wrap-around
+                Time diff = event->xkey.time - window->x11.keyPressTimes[keycode];
+                if (diff == event->xkey.time || (diff > 0 && diff < (1 << 31)))
                {
                    if (keycode)
                        _glfwInputKey(window, key, keycode, GLFW_PRESS, mods);

-                    window->x11.lastKeyTime = event->xkey.time;
+                    window->x11.keyPressTimes[keycode] = event->xkey.time;
                }

                if (!filtered)
                {
                    int count;
                    Status status;
-#if defined(X_HAVE_UTF8_STRING)
                    char buffer[100];
                    char* chars = buffer;

@@ -1306,33 +1307,6 @@ static void processEvent(XEvent *event)
                        while (c - chars < count)
                            _glfwInputChar(window, decodeUTF8(&c), mods, plain);
                    }
-#else /*X_HAVE_UTF8_STRING*/
-                    wchar_t buffer[16];
-                    wchar_t* chars = buffer;
-
-                    count = XwcLookupString(window->x11.ic,
-                                            &event->xkey,
-                                            buffer,
-                                            sizeof(buffer) / sizeof(wchar_t),
-                                            NULL,
-                                            &status);
-
-                    if (status == XBufferOverflow)
-                    {
-                        chars = calloc(count, sizeof(wchar_t));
-                        count = XwcLookupString(window->x11.ic,
-                                                &event->xkey,
-                                                chars, count,
-                                                NULL, &status);
-                    }
-
-                    if (status == XLookupChars || status == XLookupBoth)
-                    {
-                        int i;
-                        for (i = 0;  i < count;  i++)
-                            _glfwInputChar(window, chars[i], mods, plain);
-                    }
-#endif /*X_HAVE_UTF8_STRING*/

                    if (chars != buffer)
                        free(chars);
@@ -1541,18 +1515,34 @@ static void processEvent(XEvent *event)
                window->x11.height = event->xconfigure.height;
            }

-            if (event->xconfigure.x != window->x11.xpos ||
-                event->xconfigure.y != window->x11.ypos)
-            {
-                if (window->x11.overrideRedirect || event->xany.send_event)
-                {
-                    _glfwInputWindowPos(window,
-                                        event->xconfigure.x,
-                                        event->xconfigure.y);
+            int xpos = event->xconfigure.x;
+            int ypos = event->xconfigure.y;

-                    window->x11.xpos = event->xconfigure.x;
-                    window->x11.ypos = event->xconfigure.y;
-                }
+            // NOTE: ConfigureNotify events from the server are in local
+            //       coordinates, so if we are reparented we need to translate
+            //       the position into root (screen) coordinates
+            if (!event->xany.send_event && window->x11.parent != _glfw.x11.root)
+            {
+                _glfwGrabErrorHandlerX11();
+
+                Window dummy;
+                XTranslateCoordinates(_glfw.x11.display,
+                                      window->x11.parent,
+                                      _glfw.x11.root,
+                                      xpos, ypos,
+                                      &xpos, &ypos,
+                                      &dummy);
+
+                _glfwReleaseErrorHandlerX11();
+                if (_glfw.x11.errorCode == BadWindow)
+                    return;
+            }
+
+            if (xpos != window->x11.xpos || ypos != window->x11.ypos)
+            {
+                _glfwInputWindowPos(window, xpos, ypos);
+                window->x11.xpos = xpos;
+                window->x11.ypos = ypos;
            }

            return;
@@ -1943,6 +1933,38 @@ void _glfwPushSelectionToManagerX11(void)
    }
 }

+void _glfwCreateInputContextX11(_GLFWwindow* window)
+{
+    XIMCallback callback;
+    callback.callback = (XIMProc) inputContextDestroyCallback;
+    callback.client_data = (XPointer) window;
+
+    window->x11.ic = XCreateIC(_glfw.x11.im,
+                               XNInputStyle,
+                               XIMPreeditNothing | XIMStatusNothing,
+                               XNClientWindow,
+                               window->x11.handle,
+                               XNFocusWindow,
+                               window->x11.handle,
+                               XNDestroyCallback,
+                               &callback,
+                               NULL);
+
+    if (window->x11.ic)
+    {
+        XWindowAttributes attribs;
+        XGetWindowAttributes(_glfw.x11.display, window->x11.handle, &attribs);
+
+        unsigned long filter = 0;
+        if (XGetICValues(window->x11.ic, XNFilterEvents, &filter, NULL) == NULL)
+        {
+            XSelectInput(_glfw.x11.display,
+                         window->x11.handle,
+                         attribs.your_event_mask | filter);
+        }
+    }
+}
+

 //////////////////////////////////////////////////////////////////////////
 //////                       GLFW platform API                      //////
@@ -1953,7 +1975,7 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
                              const _GLFWctxconfig* ctxconfig,
                              const _GLFWfbconfig* fbconfig)
 {
-    Visual* visual;
+    Visual* visual = NULL;
    int depth;

    if (ctxconfig->client != GLFW_NO_API)
@@ -1979,8 +2001,7 @@ int _glfwPlatformCreateWindow(_GLFWwindow* window,
        }
    }

-    if (ctxconfig->client == GLFW_NO_API ||
-        ctxconfig->source == GLFW_OSMESA_CONTEXT_API)
+    if (!visual)
    {
        visual = DefaultVisual(_glfw.x11.display, _glfw.x11.screen);
        depth = DefaultDepth(_glfw.x11.display, _glfw.x11.screen);
@@ -2055,21 +2076,14 @@ void _glfwPlatformDestroyWindow(_GLFWwindow* window)

 void _glfwPlatformSetWindowTitle(_GLFWwindow* window, const char* title)
 {
-#if defined(X_HAVE_UTF8_STRING)
-    Xutf8SetWMProperties(_glfw.x11.display,
-                         window->x11.handle,
-                         title, title,
-                         NULL, 0,
-                         NULL, NULL, NULL);
-#else
-    // This may be a slightly better fallback than using XStoreName and
-    // XSetIconName, which always store their arguments using STRING
-    XmbSetWMProperties(_glfw.x11.display,
-                       window->x11.handle,
-                       title, title,
-                       NULL, 0,
-                       NULL, NULL, NULL);
-#endif
+    if (_glfw.x11.xlib.utf8)
+    {
+        Xutf8SetWMProperties(_glfw.x11.display,
+                             window->x11.handle,
+                             title, title,
+                             NULL, 0,
+                             NULL, NULL, NULL);
+    }

    XChangeProperty(_glfw.x11.display,  window->x11.handle,
                    _glfw.x11.NET_WM_NAME, _glfw.x11.UTF8_STRING, 8,
@@ -2340,18 +2354,67 @@ void _glfwPlatformRestoreWindow(_GLFWwindow* window)

 void _glfwPlatformMaximizeWindow(_GLFWwindow* window)
 {
-    if (_glfw.x11.NET_WM_STATE &&
-        _glfw.x11.NET_WM_STATE_MAXIMIZED_VERT &&
-        _glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ)
+    if (!_glfw.x11.NET_WM_STATE ||
+        !_glfw.x11.NET_WM_STATE_MAXIMIZED_VERT ||
+        !_glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ)
+    {
+        return;
+    }
+
+    if (_glfwPlatformWindowVisible(window))
    {
        sendEventToWM(window,
-                      _glfw.x11.NET_WM_STATE,
-                      _NET_WM_STATE_ADD,
-                      _glfw.x11.NET_WM_STATE_MAXIMIZED_VERT,
-                      _glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ,
-                      1, 0);
-        XFlush(_glfw.x11.display);
+                    _glfw.x11.NET_WM_STATE,
+                    _NET_WM_STATE_ADD,
+                    _glfw.x11.NET_WM_STATE_MAXIMIZED_VERT,
+                    _glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ,
+                    1, 0);
    }
+    else
+    {
+        Atom* states = NULL;
+        unsigned long count =
+            _glfwGetWindowPropertyX11(window->x11.handle,
+                                      _glfw.x11.NET_WM_STATE,
+                                      XA_ATOM,
+                                      (unsigned char**) &states);
+
+        // NOTE: We don't check for failure as this property may not exist yet
+        //       and that's fine (and we'll create it implicitly with append)
+
+        Atom missing[2] =
+        {
+            _glfw.x11.NET_WM_STATE_MAXIMIZED_VERT,
+            _glfw.x11.NET_WM_STATE_MAXIMIZED_HORZ
+        };
+        unsigned long missingCount = 2;
+
+        for (unsigned long i = 0;  i < count;  i++)
+        {
+            for (unsigned long j = 0;  j < missingCount;  j++)
+            {
+                if (states[i] == missing[j])
+                {
+                    missing[j] = missing[missingCount - 1];
+                    missingCount--;
+                }
+            }
+        }
+
+        if (states)
+            XFree(states);
+
+        if (!missingCount)
+            return;
+
+        XChangeProperty(_glfw.x11.display, window->x11.handle,
+                        _glfw.x11.NET_WM_STATE, XA_ATOM, 32,
+                        PropModeAppend,
+                        (unsigned char*) missing,
+                        missingCount);
+    }
+
+    XFlush(_glfw.x11.display);
 }

 void _glfwPlatformShowWindow(_GLFWwindow* window)
@@ -2371,6 +2434,9 @@ void _glfwPlatformHideWindow(_GLFWwindow* window)

 void _glfwPlatformRequestWindowAttention(_GLFWwindow* window)
 {
+    if (!_glfw.x11.NET_WM_STATE || !_glfw.x11.NET_WM_STATE_DEMANDS_ATTENTION)
+        return;
+
    sendEventToWM(window,
                  _glfw.x11.NET_WM_STATE,
                  _NET_WM_STATE_ADD,
@@ -2382,7 +2448,7 @@ void _glfwPlatformFocusWindow(_GLFWwindow* window)
 {
    if (_glfw.x11.NET_ACTIVE_WINDOW)
        sendEventToWM(window, _glfw.x11.NET_ACTIVE_WINDOW, 1, 0, 0, 0, 0);
-    else
+    else if (_glfwPlatformWindowVisible(window))
    {
        XRaiseWindow(_glfw.x11.display, window->x11.handle);
        XSetInputFocus(_glfw.x11.display, window->x11.handle,
@@ -2510,13 +2576,19 @@ int _glfwPlatformWindowHovered(_GLFWwindow* window)
        int rootX, rootY, childX, childY;
        unsigned int mask;

-        if (!XQueryPointer(_glfw.x11.display, w,
-                           &root, &w, &rootX, &rootY, &childX, &childY, &mask))
-        {
-            return GLFW_FALSE;
-        }
+        _glfwGrabErrorHandlerX11();

-        if (w == window->x11.handle)
+        const Bool result = XQueryPointer(_glfw.x11.display, w,
+                                          &root, &w, &rootX, &rootY,
+                                          &childX, &childY, &mask);
+
+        _glfwReleaseErrorHandlerX11();
+
+        if (_glfw.x11.errorCode == BadWindow)
+            w = _glfw.x11.root;
+        else if (!result)
+            return GLFW_FALSE;
+        else if (w == window->x11.handle)
            return GLFW_TRUE;
    }

@@ -2567,7 +2639,7 @@ void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)

    if (_glfwPlatformWindowVisible(window))
    {
-        const Atom action = enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
+        const long action = enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
        sendEventToWM(window,
                      _glfw.x11.NET_WM_STATE,
                      action,
@@ -2576,15 +2648,16 @@ void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
    }
    else
    {
-        Atom* states;
+        Atom* states = NULL;
        unsigned long i, count;

        count = _glfwGetWindowPropertyX11(window->x11.handle,
                                          _glfw.x11.NET_WM_STATE,
                                          XA_ATOM,
                                          (unsigned char**) &states);
-        if (!states)
-            return;
+
+        // NOTE: We don't check for failure as this property may not exist yet
+        //       and that's fine (and we'll create it implicitly with append)

        if (enabled)
        {
@@ -2594,37 +2667,60 @@ void _glfwPlatformSetWindowFloating(_GLFWwindow* window, GLFWbool enabled)
                    break;
            }

-            if (i == count)
-            {
-                XChangeProperty(_glfw.x11.display, window->x11.handle,
-                                _glfw.x11.NET_WM_STATE, XA_ATOM, 32,
-                                PropModeAppend,
-                                (unsigned char*) &_glfw.x11.NET_WM_STATE_ABOVE,
-                                1);
-            }
+            if (i < count)
+                return;
+
+            XChangeProperty(_glfw.x11.display, window->x11.handle,
+                            _glfw.x11.NET_WM_STATE, XA_ATOM, 32,
+                            PropModeAppend,
+                            (unsigned char*) &_glfw.x11.NET_WM_STATE_ABOVE,
+                            1);
        }
-        else
+        else if (states)
        {
            for (i = 0;  i < count;  i++)
            {
                if (states[i] == _glfw.x11.NET_WM_STATE_ABOVE)
-                {
-                    states[i] = states[count - 1];
-                    count--;
-                }
+                    break;
            }

+            if (i == count)
+                return;
+
+            states[i] = states[count - 1];
+            count--;
+
            XChangeProperty(_glfw.x11.display, window->x11.handle,
                            _glfw.x11.NET_WM_STATE, XA_ATOM, 32,
-                            PropModeReplace, (unsigned char*) &states, count);
+                            PropModeReplace, (unsigned char*) states, count);
        }

-        XFree(states);
+        if (states)
+            XFree(states);
    }

    XFlush(_glfw.x11.display);
 }

+void _glfwPlatformSetWindowMousePassthrough(_GLFWwindow* window, GLFWbool enabled)
+{
+    if (!_glfw.x11.xshape.available)
+        return;
+
+    if (enabled)
+    {
+        Region region = XCreateRegion();
+        XShapeCombineRegion(_glfw.x11.display, window->x11.handle,
+                            ShapeInput, 0, 0, region, ShapeSet);
+        XDestroyRegion(region);
+    }
+    else
+    {
+        XShapeCombineMask(_glfw.x11.display, window->x11.handle,
+                          ShapeInput, 0, 0, None, ShapeSet);
+    }
+}
+
 float _glfwPlatformGetWindowOpacity(_GLFWwindow* window)
 {
    float opacity = 1.f;
@@ -2680,11 +2776,12 @@ void _glfwPlatformPollEvents(void)
    _GLFWwindow* window;

 #if defined(__linux__)
-    _glfwDetectJoystickConnectionLinux();
+    if (_glfw.joysticksInitialized)
+        _glfwDetectJoystickConnectionLinux();
 #endif
    XPending(_glfw.x11.display);

-    while (XQLength(_glfw.x11.display))
+    while (QLength(_glfw.x11.display))
    {
        XEvent event;
        XNextEvent(_glfw.x11.display, &event);
@@ -2787,6 +2884,13 @@ const char* _glfwPlatformGetScancodeName(int scancode)
    if (!_glfw.x11.xkb.available)
        return NULL;

+    if (scancode < 0 || scancode > 0xff ||
+        _glfw.x11.keycodes[scancode] == GLFW_KEY_UNKNOWN)
+    {
+        _glfwInputError(GLFW_INVALID_VALUE, "Invalid scancode");
+        return NULL;
+    }
+
    const int key = _glfw.x11.keycodes[scancode];
    const KeySym keysym = XkbKeycodeToKeysym(_glfw.x11.display,
                                             scancode, _glfw.x11.xkb.group, 0);
@@ -2915,8 +3019,9 @@ void _glfwPlatformSetCursor(_GLFWwindow* window, _GLFWcursor* cursor)

 void _glfwPlatformSetClipboardString(const char* string)
 {
+    char* copy = _glfw_strdup(string);
    free(_glfw.x11.clipboardString);
-    _glfw.x11.clipboardString = _glfw_strdup(string);
+    _glfw.x11.clipboardString = copy;

    XSetSelectionOwner(_glfw.x11.display,
                       _glfw.x11.CLIPBOARD,
@@ -2936,6 +3041,55 @@ const char* _glfwPlatformGetClipboardString(void)
    return getSelectionString(_glfw.x11.CLIPBOARD);
 }

+EGLenum _glfwPlatformGetEGLPlatform(EGLint** attribs)
+{
+    if (_glfw.egl.ANGLE_platform_angle)
+    {
+        int type = 0;
+
+        if (_glfw.egl.ANGLE_platform_angle_opengl)
+        {
+            if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_OPENGL)
+                type = EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE;
+        }
+
+        if (_glfw.egl.ANGLE_platform_angle_vulkan)
+        {
+            if (_glfw.hints.init.angleType == GLFW_ANGLE_PLATFORM_TYPE_VULKAN)
+                type = EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE;
+        }
+
+        if (type)
+        {
+            *attribs = calloc(5, sizeof(EGLint));
+            (*attribs)[0] = EGL_PLATFORM_ANGLE_TYPE_ANGLE;
+            (*attribs)[1] = type;
+            (*attribs)[2] = EGL_PLATFORM_ANGLE_NATIVE_PLATFORM_TYPE_ANGLE;
+            (*attribs)[3] = EGL_PLATFORM_X11_EXT;
+            (*attribs)[4] = EGL_NONE;
+            return EGL_PLATFORM_ANGLE_ANGLE;
+        }
+    }
+
+    if (_glfw.egl.EXT_platform_base && _glfw.egl.EXT_platform_x11)
+        return EGL_PLATFORM_X11_EXT;
+
+    return 0;
+}
+
+EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
+{
+    return _glfw.x11.display;
+}
+
+EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window)
+{
+    if (_glfw.egl.platform)
+        return &window->x11.handle;
+    else
+        return (EGLNativeWindowType) window->x11.handle;
+}
+
 void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)
 {
    if (!_glfw.vk.KHR_surface)
@@ -1,7 +1,7 @@

 link_libraries(glfw)

-include_directories(${glfw_INCLUDE_DIRS} "${GLFW_SOURCE_DIR}/deps")
+include_directories("${GLFW_SOURCE_DIR}/deps")

 if (MATH_LIBRARY)
    link_libraries("${MATH_LIBRARY}")
@@ -20,17 +20,6 @@ set(GETOPT "${GLFW_SOURCE_DIR}/deps/getopt.h"
 set(TINYCTHREAD "${GLFW_SOURCE_DIR}/deps/tinycthread.h"
                "${GLFW_SOURCE_DIR}/deps/tinycthread.c")

-if (${CMAKE_VERSION} VERSION_EQUAL "3.1.0" OR
-    ${CMAKE_VERSION} VERSION_GREATER "3.1.0")
-    set(CMAKE_C_STANDARD 99)
-else()
-    # Remove this fallback when removing support for CMake version less than 3.1
-    add_compile_options("$<$<C_COMPILER_ID:AppleClang>:-std=c99>"
-                        "$<$<C_COMPILER_ID:Clang>:-std=c99>"
-                        "$<$<C_COMPILER_ID:GNU>:-std=c99>")
-
-endif()
-
 add_executable(clipboard clipboard.c ${GETOPT} ${GLAD_GL})
 add_executable(events events.c ${GETOPT} ${GLAD_GL})
 add_executable(msaa msaa.c ${GETOPT} ${GLAD_GL})
@@ -45,32 +34,32 @@ add_executable(gamma WIN32 MACOSX_BUNDLE gamma.c ${GLAD_GL})
 add_executable(icon WIN32 MACOSX_BUNDLE icon.c ${GLAD_GL})
 add_executable(inputlag WIN32 MACOSX_BUNDLE inputlag.c ${GETOPT} ${GLAD_GL})
 add_executable(joysticks WIN32 MACOSX_BUNDLE joysticks.c ${GLAD_GL})
-add_executable(opacity WIN32 MACOSX_BUNDLE opacity.c ${GLAD_GL})
 add_executable(tearing WIN32 MACOSX_BUNDLE tearing.c ${GLAD_GL})
 add_executable(threads WIN32 MACOSX_BUNDLE threads.c ${TINYCTHREAD} ${GLAD_GL})
 add_executable(timeout WIN32 MACOSX_BUNDLE timeout.c ${GLAD_GL})
 add_executable(title WIN32 MACOSX_BUNDLE title.c ${GLAD_GL})
-add_executable(triangle-vulkan WIN32 triangle-vulkan.c ${ICON} ${GLAD_VULKAN})
-add_executable(windows WIN32 MACOSX_BUNDLE windows.c ${GETOPT} ${GLAD_GL})
+add_executable(triangle-vulkan WIN32 triangle-vulkan.c ${GLAD_VULKAN})
+add_executable(window WIN32 MACOSX_BUNDLE window.c ${GLAD_GL})

-target_link_libraries(empty "${CMAKE_THREAD_LIBS_INIT}")
-target_link_libraries(threads "${CMAKE_THREAD_LIBS_INIT}")
+target_link_libraries(empty Threads::Threads)
+target_link_libraries(threads Threads::Threads)
 if (RT_LIBRARY)
    target_link_libraries(empty "${RT_LIBRARY}")
    target_link_libraries(threads "${RT_LIBRARY}")
 endif()

-set(WINDOWS_BINARIES empty gamma icon inputlag joysticks opacity tearing
-                     threads timeout title triangle-vulkan windows)
+set(GUI_ONLY_BINARIES empty gamma icon inputlag joysticks tearing threads
+    timeout title triangle-vulkan window)
 set(CONSOLE_BINARIES clipboard events msaa glfwinfo iconify monitors reopen
                     cursor)

-set_target_properties(${WINDOWS_BINARIES} ${CONSOLE_BINARIES} PROPERTIES
+set_target_properties(${GUI_ONLY_BINARIES} ${CONSOLE_BINARIES} PROPERTIES
+                      C_STANDARD 99
                      FOLDER "GLFW3/Tests")

 if (MSVC)
    # Tell MSVC to use main instead of WinMain for Windows subsystem executables
-    set_target_properties(${WINDOWS_BINARIES} ${CONSOLE_BINARIES} PROPERTIES
+    set_target_properties(${GUI_ONLY_BINARIES} PROPERTIES
                          LINK_FLAGS "/ENTRY:mainCRTStartup")
 endif()

@@ -79,17 +68,15 @@ if (APPLE)
    set_target_properties(gamma PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Gamma")
    set_target_properties(inputlag PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Input Lag")
    set_target_properties(joysticks PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Joysticks")
-    set_target_properties(opacity PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Opacity")
    set_target_properties(tearing PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Tearing")
    set_target_properties(threads PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Threads")
    set_target_properties(timeout PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Timeout")
    set_target_properties(title PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Title")
-    set_target_properties(triangle-vulkan PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Vulkan Triangle")
-    set_target_properties(windows PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Windows")
+    set_target_properties(window PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Window")

-    set_target_properties(${WINDOWS_BINARIES} ${CONSOLE_BINARIES} PROPERTIES
+    set_target_properties(${GUI_ONLY_BINARIES} PROPERTIES
                          MACOSX_BUNDLE_SHORT_VERSION_STRING ${GLFW_VERSION}
                          MACOSX_BUNDLE_LONG_VERSION_STRING ${GLFW_VERSION}
-                          MACOSX_BUNDLE_INFO_PLIST "${GLFW_SOURCE_DIR}/CMake/MacOSXBundleInfo.plist.in")
+                          MACOSX_BUNDLE_INFO_PLIST "${GLFW_SOURCE_DIR}/CMake/Info.plist.in")
 endif()

@@ -55,6 +55,13 @@
 #define BEHAVIOR_NAME_NONE  "none"
 #define BEHAVIOR_NAME_FLUSH "flush"

+#define ANGLE_TYPE_OPENGL   "gl"
+#define ANGLE_TYPE_OPENGLES "es"
+#define ANGLE_TYPE_D3D9     "d3d9"
+#define ANGLE_TYPE_D3D11    "d3d11"
+#define ANGLE_TYPE_VULKAN   "vk"
+#define ANGLE_TYPE_METAL    "mtl"
+
 static void usage(void)
 {
    printf("Usage: glfwinfo [OPTION]...\n");
@@ -101,6 +108,13 @@ static void usage(void)
    printf("      --srgb                request an sRGB capable framebuffer\n");
    printf("      --singlebuffer        request single-buffering\n");
    printf("      --no-error            request a context that does not emit errors\n");
+    printf("      --angle-type=TYPE     the ANGLE platform type to use ("
+                                        ANGLE_TYPE_OPENGL ", "
+                                        ANGLE_TYPE_OPENGLES ", "
+                                        ANGLE_TYPE_D3D9 ", "
+                                        ANGLE_TYPE_D3D11 ", "
+                                        ANGLE_TYPE_VULKAN " or "
+                                        ANGLE_TYPE_METAL ")\n");
    printf("      --graphics-switching  request macOS graphics switching\n");
 }

@@ -278,7 +292,7 @@ static void list_vulkan_device_layers(VkInstance instance, VkPhysicalDevice devi
    free(lp);
 }

-static int valid_version(void)
+static bool valid_version(void)
 {
    int major, minor, revision;
    glfwGetVersion(&major, &minor, &revision);
@@ -286,13 +300,13 @@ static int valid_version(void)
    if (major != GLFW_VERSION_MAJOR)
    {
        printf("*** ERROR: GLFW major version mismatch! ***\n");
-        return GLFW_FALSE;
+        return false;
    }

    if (minor != GLFW_VERSION_MINOR || revision != GLFW_VERSION_REVISION)
        printf("*** WARNING: GLFW version mismatch! ***\n");

-    return GLFW_TRUE;
+    return true;
 }

 static void print_version(void)
@@ -318,13 +332,42 @@ int main(int argc, char** argv)
    int ch;
    bool list_extensions = false, list_layers = false;

+    // These duplicate the defaults for each hint
+    int client_api = GLFW_OPENGL_API;
+    int context_major = 1;
+    int context_minor = 0;
+    int context_release = GLFW_ANY_RELEASE_BEHAVIOR;
+    int context_creation_api = GLFW_NATIVE_CONTEXT_API;
+    int context_robustness = GLFW_NO_ROBUSTNESS;
+    bool context_debug = false;
+    bool context_no_error = false;
+    bool opengl_forward = false;
+    int opengl_profile = GLFW_OPENGL_ANY_PROFILE;
+    int fb_red_bits = 8;
+    int fb_green_bits = 8;
+    int fb_blue_bits = 8;
+    int fb_alpha_bits = 8;
+    int fb_depth_bits = 24;
+    int fb_stencil_bits = 8;
+    int fb_accum_red_bits = 0;
+    int fb_accum_green_bits = 0;
+    int fb_accum_blue_bits = 0;
+    int fb_accum_alpha_bits = 0;
+    int fb_aux_buffers = 0;
+    int fb_samples = 0;
+    bool fb_stereo = false;
+    bool fb_srgb = false;
+    bool fb_doublebuffer = true;
+    int angle_type = GLFW_ANGLE_PLATFORM_TYPE_NONE;
+    bool cocoa_graphics_switching = false;
+
    enum { CLIENT, CONTEXT, BEHAVIOR, DEBUG_CONTEXT, FORWARD, HELP,
           EXTENSIONS, LAYERS,
           MAJOR, MINOR, PROFILE, ROBUSTNESS, VERSION,
           REDBITS, GREENBITS, BLUEBITS, ALPHABITS, DEPTHBITS, STENCILBITS,
           ACCUMREDBITS, ACCUMGREENBITS, ACCUMBLUEBITS, ACCUMALPHABITS,
           AUXBUFFERS, SAMPLES, STEREO, SRGB, SINGLEBUFFER, NOERROR_SRSLY,
-           GRAPHICS_SWITCHING };
+           ANGLE_TYPE, GRAPHICS_SWITCHING };
    const struct option options[] =
    {
        { "behavior",           1, NULL, BEHAVIOR },
@@ -356,22 +399,11 @@ int main(int argc, char** argv)
        { "srgb",               0, NULL, SRGB },
        { "singlebuffer",       0, NULL, SINGLEBUFFER },
        { "no-error",           0, NULL, NOERROR_SRSLY },
+        { "angle-type",         1, NULL, ANGLE_TYPE },
        { "graphics-switching", 0, NULL, GRAPHICS_SWITCHING },
        { NULL, 0, NULL, 0 }
    };

-    // Initialize GLFW and create window
-
-    if (!valid_version())
-        exit(EXIT_FAILURE);
-
-    glfwSetErrorCallback(error_callback);
-
-    glfwInitHint(GLFW_COCOA_MENUBAR, GLFW_FALSE);
-
-    if (!glfwInit())
-        exit(EXIT_FAILURE);
-
    while ((ch = getopt_long(argc, argv, "a:b:c:dfhlm:n:p:s:v", options, NULL)) != -1)
    {
        switch (ch)
@@ -379,9 +411,9 @@ int main(int argc, char** argv)
            case 'a':
            case CLIENT:
                if (strcasecmp(optarg, API_NAME_OPENGL) == 0)
-                    glfwWindowHint(GLFW_CLIENT_API, GLFW_OPENGL_API);
+                    client_api = GLFW_OPENGL_API;
                else if (strcasecmp(optarg, API_NAME_OPENGL_ES) == 0)
-                    glfwWindowHint(GLFW_CLIENT_API, GLFW_OPENGL_ES_API);
+                    client_api = GLFW_OPENGL_ES_API;
                else
                {
                    usage();
@@ -391,15 +423,9 @@ int main(int argc, char** argv)
            case 'b':
            case BEHAVIOR:
                if (strcasecmp(optarg, BEHAVIOR_NAME_NONE) == 0)
-                {
-                    glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR,
-                                   GLFW_RELEASE_BEHAVIOR_NONE);
-                }
+                    context_release = GLFW_RELEASE_BEHAVIOR_NONE;
                else if (strcasecmp(optarg, BEHAVIOR_NAME_FLUSH) == 0)
-                {
-                    glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR,
-                                   GLFW_RELEASE_BEHAVIOR_FLUSH);
-                }
+                    context_release = GLFW_RELEASE_BEHAVIOR_FLUSH;
                else
                {
                    usage();
@@ -409,11 +435,11 @@ int main(int argc, char** argv)
            case 'c':
            case CONTEXT:
                if (strcasecmp(optarg, API_NAME_NATIVE) == 0)
-                    glfwWindowHint(GLFW_CONTEXT_CREATION_API, GLFW_NATIVE_CONTEXT_API);
+                    context_creation_api = GLFW_NATIVE_CONTEXT_API;
                else if (strcasecmp(optarg, API_NAME_EGL) == 0)
-                    glfwWindowHint(GLFW_CONTEXT_CREATION_API, GLFW_EGL_CONTEXT_API);
+                    context_creation_api = GLFW_EGL_CONTEXT_API;
                else if (strcasecmp(optarg, API_NAME_OSMESA) == 0)
-                    glfwWindowHint(GLFW_CONTEXT_CREATION_API, GLFW_OSMESA_CONTEXT_API);
+                    context_creation_api = GLFW_OSMESA_CONTEXT_API;
                else
                {
                    usage();
@@ -422,11 +448,11 @@ int main(int argc, char** argv)
                break;
            case 'd':
            case DEBUG_CONTEXT:
-                glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GLFW_TRUE);
+                context_debug = true;
                break;
            case 'f':
            case FORWARD:
-                glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GLFW_TRUE);
+                opengl_forward = true;
                break;
            case 'h':
            case HELP:
@@ -434,31 +460,25 @@ int main(int argc, char** argv)
                exit(EXIT_SUCCESS);
            case 'l':
            case EXTENSIONS:
-                list_extensions = GLFW_TRUE;
+                list_extensions = true;
                break;
            case LAYERS:
-                list_layers = GLFW_TRUE;
+                list_layers = true;
                break;
            case 'm':
            case MAJOR:
-                glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, atoi(optarg));
+                context_major = atoi(optarg);
                break;
            case 'n':
            case MINOR:
-                glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, atoi(optarg));
+                context_minor = atoi(optarg);
                break;
            case 'p':
            case PROFILE:
                if (strcasecmp(optarg, PROFILE_NAME_CORE) == 0)
-                {
-                    glfwWindowHint(GLFW_OPENGL_PROFILE,
-                                   GLFW_OPENGL_CORE_PROFILE);
-                }
+                    opengl_profile = GLFW_OPENGL_CORE_PROFILE;
                else if (strcasecmp(optarg, PROFILE_NAME_COMPAT) == 0)
-                {
-                    glfwWindowHint(GLFW_OPENGL_PROFILE,
-                                   GLFW_OPENGL_COMPAT_PROFILE);
-                }
+                    opengl_profile = GLFW_OPENGL_COMPAT_PROFILE;
                else
                {
                    usage();
@@ -468,15 +488,9 @@ int main(int argc, char** argv)
            case 's':
            case ROBUSTNESS:
                if (strcasecmp(optarg, STRATEGY_NAME_NONE) == 0)
-                {
-                    glfwWindowHint(GLFW_CONTEXT_ROBUSTNESS,
-                                   GLFW_NO_RESET_NOTIFICATION);
-                }
+                    context_robustness = GLFW_NO_RESET_NOTIFICATION;
                else if (strcasecmp(optarg, STRATEGY_NAME_LOSE) == 0)
-                {
-                    glfwWindowHint(GLFW_CONTEXT_ROBUSTNESS,
-                                   GLFW_LOSE_CONTEXT_ON_RESET);
-                }
+                    context_robustness = GLFW_LOSE_CONTEXT_ON_RESET;
                else
                {
                    usage();
@@ -489,90 +503,109 @@ int main(int argc, char** argv)
                exit(EXIT_SUCCESS);
            case REDBITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_RED_BITS, GLFW_DONT_CARE);
+                    fb_red_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_RED_BITS, atoi(optarg));
+                    fb_red_bits = atoi(optarg);
                break;
            case GREENBITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_GREEN_BITS, GLFW_DONT_CARE);
+                    fb_green_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_GREEN_BITS, atoi(optarg));
+                    fb_green_bits = atoi(optarg);
                break;
            case BLUEBITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_BLUE_BITS, GLFW_DONT_CARE);
+                    fb_blue_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_BLUE_BITS, atoi(optarg));
+                    fb_blue_bits = atoi(optarg);
                break;
            case ALPHABITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_ALPHA_BITS, GLFW_DONT_CARE);
+                    fb_alpha_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_ALPHA_BITS, atoi(optarg));
+                    fb_alpha_bits = atoi(optarg);
                break;
            case DEPTHBITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_DEPTH_BITS, GLFW_DONT_CARE);
+                    fb_depth_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_DEPTH_BITS, atoi(optarg));
+                    fb_depth_bits = atoi(optarg);
                break;
            case STENCILBITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_STENCIL_BITS, GLFW_DONT_CARE);
+                    fb_stencil_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_STENCIL_BITS, atoi(optarg));
+                    fb_stencil_bits = atoi(optarg);
                break;
            case ACCUMREDBITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_ACCUM_RED_BITS, GLFW_DONT_CARE);
+                    fb_accum_red_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_ACCUM_RED_BITS, atoi(optarg));
+                    fb_accum_red_bits = atoi(optarg);
                break;
            case ACCUMGREENBITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_ACCUM_GREEN_BITS, GLFW_DONT_CARE);
+                    fb_accum_green_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_ACCUM_GREEN_BITS, atoi(optarg));
+                    fb_accum_green_bits = atoi(optarg);
                break;
            case ACCUMBLUEBITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_ACCUM_BLUE_BITS, GLFW_DONT_CARE);
+                    fb_accum_blue_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_ACCUM_BLUE_BITS, atoi(optarg));
+                    fb_accum_blue_bits = atoi(optarg);
                break;
            case ACCUMALPHABITS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_ACCUM_ALPHA_BITS, GLFW_DONT_CARE);
+                    fb_accum_alpha_bits = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_ACCUM_ALPHA_BITS, atoi(optarg));
+                    fb_accum_alpha_bits = atoi(optarg);
                break;
            case AUXBUFFERS:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_AUX_BUFFERS, GLFW_DONT_CARE);
+                    fb_aux_buffers = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_AUX_BUFFERS, atoi(optarg));
+                    fb_aux_buffers = atoi(optarg);
                break;
            case SAMPLES:
                if (strcmp(optarg, "-") == 0)
-                    glfwWindowHint(GLFW_SAMPLES, GLFW_DONT_CARE);
+                    fb_samples = GLFW_DONT_CARE;
                else
-                    glfwWindowHint(GLFW_SAMPLES, atoi(optarg));
+                    fb_samples = atoi(optarg);
                break;
            case STEREO:
-                glfwWindowHint(GLFW_STEREO, GLFW_TRUE);
+                fb_stereo = true;
                break;
            case SRGB:
-                glfwWindowHint(GLFW_SRGB_CAPABLE, GLFW_TRUE);
+                fb_srgb = true;
                break;
            case SINGLEBUFFER:
-                glfwWindowHint(GLFW_DOUBLEBUFFER, GLFW_FALSE);
+                fb_doublebuffer = false;
                break;
            case NOERROR_SRSLY:
-                glfwWindowHint(GLFW_CONTEXT_NO_ERROR, GLFW_TRUE);
+                context_no_error = true;
+                break;
+            case ANGLE_TYPE:
+                if (strcmp(optarg, ANGLE_TYPE_OPENGL) == 0)
+                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_OPENGL;
+                else if (strcmp(optarg, ANGLE_TYPE_OPENGLES) == 0)
+                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_OPENGLES;
+                else if (strcmp(optarg, ANGLE_TYPE_D3D9) == 0)
+                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_D3D9;
+                else if (strcmp(optarg, ANGLE_TYPE_D3D11) == 0)
+                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_D3D11;
+                else if (strcmp(optarg, ANGLE_TYPE_VULKAN) == 0)
+                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_VULKAN;
+                else if (strcmp(optarg, ANGLE_TYPE_METAL) == 0)
+                    angle_type = GLFW_ANGLE_PLATFORM_TYPE_METAL;
+                else
+                {
+                    usage();
+                    exit(EXIT_FAILURE);
+                }
                break;
            case GRAPHICS_SWITCHING:
-                glfwWindowHint(GLFW_COCOA_GRAPHICS_SWITCHING, GLFW_TRUE);
+                cocoa_graphics_switching = true;
                break;
            default:
                usage();
@@ -580,9 +613,52 @@ int main(int argc, char** argv)
        }
    }

+    // Initialize GLFW and create window
+
+    if (!valid_version())
+        exit(EXIT_FAILURE);
+
+    glfwSetErrorCallback(error_callback);
+
+    glfwInitHint(GLFW_COCOA_MENUBAR, false);
+
+    glfwInitHint(GLFW_ANGLE_PLATFORM_TYPE, angle_type);
+
+    if (!glfwInit())
+        exit(EXIT_FAILURE);
+
    print_version();

-    glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE);
+    glfwWindowHint(GLFW_VISIBLE, false);
+
+    glfwWindowHint(GLFW_CLIENT_API, client_api);
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, context_major);
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, context_minor);
+    glfwWindowHint(GLFW_CONTEXT_RELEASE_BEHAVIOR, context_release);
+    glfwWindowHint(GLFW_CONTEXT_CREATION_API, context_creation_api);
+    glfwWindowHint(GLFW_CONTEXT_ROBUSTNESS, context_robustness);
+    glfwWindowHint(GLFW_CONTEXT_DEBUG, context_debug);
+    glfwWindowHint(GLFW_CONTEXT_NO_ERROR, context_no_error);
+    glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, opengl_forward);
+    glfwWindowHint(GLFW_OPENGL_PROFILE, opengl_profile);
+
+    glfwWindowHint(GLFW_RED_BITS, fb_red_bits);
+    glfwWindowHint(GLFW_BLUE_BITS, fb_blue_bits);
+    glfwWindowHint(GLFW_GREEN_BITS, fb_green_bits);
+    glfwWindowHint(GLFW_ALPHA_BITS, fb_alpha_bits);
+    glfwWindowHint(GLFW_DEPTH_BITS, fb_depth_bits);
+    glfwWindowHint(GLFW_STENCIL_BITS, fb_stencil_bits);
+    glfwWindowHint(GLFW_ACCUM_RED_BITS, fb_accum_red_bits);
+    glfwWindowHint(GLFW_ACCUM_GREEN_BITS, fb_accum_green_bits);
+    glfwWindowHint(GLFW_ACCUM_BLUE_BITS, fb_accum_blue_bits);
+    glfwWindowHint(GLFW_ACCUM_ALPHA_BITS, fb_accum_alpha_bits);
+    glfwWindowHint(GLFW_AUX_BUFFERS, fb_aux_buffers);
+    glfwWindowHint(GLFW_SAMPLES, fb_samples);
+    glfwWindowHint(GLFW_STEREO, fb_stereo);
+    glfwWindowHint(GLFW_SRGB_CAPABLE, fb_srgb);
+    glfwWindowHint(GLFW_DOUBLEBUFFER, fb_doublebuffer);
+
+    glfwWindowHint(GLFW_COCOA_GRAPHICS_SWITCHING, cocoa_graphics_switching);

    GLFWwindow* window = glfwCreateWindow(200, 200, "Version", NULL, NULL);
    if (!window)
@@ -639,7 +715,7 @@ int main(int argc, char** argv)

            if (glfwGetWindowAttrib(window, GLFW_OPENGL_FORWARD_COMPAT))
                printf(" forward-compatible");
-            if (glfwGetWindowAttrib(window, GLFW_OPENGL_DEBUG_CONTEXT))
+            if (glfwGetWindowAttrib(window, GLFW_CONTEXT_DEBUG))
                printf(" debug");
            if (glfwGetWindowAttrib(window, GLFW_CONTEXT_ROBUSTNESS) == GLFW_LOSE_CONTEXT_ON_RESET)
                printf(" robustness");
@@ -241,6 +241,8 @@ int main(int argc, char** argv)

    glfwSetErrorCallback(error_callback);

+    glfwInitHint(GLFW_COCOA_MENUBAR, GLFW_FALSE);
+
    if (!glfwInit())
        exit(EXIT_FAILURE);

@@ -1,109 +0,0 @@
-//========================================================================
-// Window opacity test program
-// Copyright (c) Camilla Löwy <elmindreda@glfw.org>
-//
-// This software is provided 'as-is', without any express or implied
-// warranty. In no event will the authors be held liable for any damages
-// arising from the use of this software.
-//
-// Permission is granted to anyone to use this software for any purpose,
-// including commercial applications, and to alter it and redistribute it
-// freely, subject to the following restrictions:
-//
-// 1. The origin of this software must not be misrepresented; you must not
-//    claim that you wrote the original software. If you use this software
-//    in a product, an acknowledgment in the product documentation would
-//    be appreciated but is not required.
-//
-// 2. Altered source versions must be plainly marked as such, and must not
-//    be misrepresented as being the original software.
-//
-// 3. This notice may not be removed or altered from any source
-//    distribution.
-//
-//========================================================================
-
-#include <glad/gl.h>
-#define GLFW_INCLUDE_NONE
-#include <GLFW/glfw3.h>
-
-#define NK_IMPLEMENTATION
-#define NK_INCLUDE_FIXED_TYPES
-#define NK_INCLUDE_FONT_BAKING
-#define NK_INCLUDE_DEFAULT_FONT
-#define NK_INCLUDE_DEFAULT_ALLOCATOR
-#define NK_INCLUDE_VERTEX_BUFFER_OUTPUT
-#define NK_INCLUDE_STANDARD_VARARGS
-#include <nuklear.h>
-
-#define NK_GLFW_GL2_IMPLEMENTATION
-#include <nuklear_glfw_gl2.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-
-static void error_callback(int error, const char* description)
-{
-    fprintf(stderr, "Error: %s\n", description);
-}
-
-int main(int argc, char** argv)
-{
-    GLFWwindow* window;
-    struct nk_context* nk;
-    struct nk_font_atlas* atlas;
-
-    glfwSetErrorCallback(error_callback);
-
-    if (!glfwInit())
-        exit(EXIT_FAILURE);
-
-    glfwWindowHint(GLFW_SCALE_TO_MONITOR, GLFW_TRUE);
-    glfwWindowHint(GLFW_WIN32_KEYBOARD_MENU, GLFW_TRUE);
-
-    window = glfwCreateWindow(400, 400, "Opacity", NULL, NULL);
-    if (!window)
-    {
-        glfwTerminate();
-        exit(EXIT_FAILURE);
-    }
-
-    glfwMakeContextCurrent(window);
-    gladLoadGL(glfwGetProcAddress);
-    glfwSwapInterval(1);
-
-    nk = nk_glfw3_init(window, NK_GLFW3_INSTALL_CALLBACKS);
-    nk_glfw3_font_stash_begin(&atlas);
-    nk_glfw3_font_stash_end();
-
-    while (!glfwWindowShouldClose(window))
-    {
-        int width, height;
-        struct nk_rect area;
-
-        glfwGetWindowSize(window, &width, &height);
-        area = nk_rect(0.f, 0.f, (float) width, (float) height);
-
-        glClear(GL_COLOR_BUFFER_BIT);
-        nk_glfw3_new_frame();
-        if (nk_begin(nk, "", area, 0))
-        {
-            float opacity = glfwGetWindowOpacity(window);
-            nk_layout_row_dynamic(nk, 30, 2);
-            if (nk_slider_float(nk, 0.f, &opacity, 1.f, 0.001f))
-                glfwSetWindowOpacity(window, opacity);
-            nk_labelf(nk, NK_TEXT_LEFT, "%0.3f", opacity);
-        }
-
-        nk_end(nk);
-        nk_glfw3_render(NK_ANTI_ALIASING_ON);
-
-        glfwSwapBuffers(window);
-        glfwWaitEventsTimeout(1.0);
-    }
-
-    nk_glfw3_shutdown();
-    glfwTerminate();
-    exit(EXIT_SUCCESS);
-}
-
@@ -70,150 +70,54 @@ static GLADapiproc glad_vulkan_callback(const char* name, void* user)
    return glfwGetInstanceProcAddress((VkInstance) user, name);
 }

-static const char fragShaderCode[] = {
-    0x03, 0x02, 0x23, 0x07, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x08, 0x00,
-    0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x00, 0x02, 0x00,
-    0x01, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x06, 0x00, 0x01, 0x00, 0x00, 0x00,
-    0x47, 0x4c, 0x53, 0x4c, 0x2e, 0x73, 0x74, 0x64, 0x2e, 0x34, 0x35, 0x30,
-    0x00, 0x00, 0x00, 0x00, 0x0e, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
-    0x01, 0x00, 0x00, 0x00, 0x0f, 0x00, 0x07, 0x00, 0x04, 0x00, 0x00, 0x00,
-    0x04, 0x00, 0x00, 0x00, 0x6d, 0x61, 0x69, 0x6e, 0x00, 0x00, 0x00, 0x00,
-    0x09, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x10, 0x00, 0x03, 0x00,
-    0x04, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x03, 0x00, 0x03, 0x00,
-    0x02, 0x00, 0x00, 0x00, 0x90, 0x01, 0x00, 0x00, 0x04, 0x00, 0x09, 0x00,
-    0x47, 0x4c, 0x5f, 0x41, 0x52, 0x42, 0x5f, 0x73, 0x65, 0x70, 0x61, 0x72,
-    0x61, 0x74, 0x65, 0x5f, 0x73, 0x68, 0x61, 0x64, 0x65, 0x72, 0x5f, 0x6f,
-    0x62, 0x6a, 0x65, 0x63, 0x74, 0x73, 0x00, 0x00, 0x04, 0x00, 0x09, 0x00,
-    0x47, 0x4c, 0x5f, 0x41, 0x52, 0x42, 0x5f, 0x73, 0x68, 0x61, 0x64, 0x69,
-    0x6e, 0x67, 0x5f, 0x6c, 0x61, 0x6e, 0x67, 0x75, 0x61, 0x67, 0x65, 0x5f,
-    0x34, 0x32, 0x30, 0x70, 0x61, 0x63, 0x6b, 0x00, 0x05, 0x00, 0x04, 0x00,
-    0x04, 0x00, 0x00, 0x00, 0x6d, 0x61, 0x69, 0x6e, 0x00, 0x00, 0x00, 0x00,
-    0x05, 0x00, 0x05, 0x00, 0x09, 0x00, 0x00, 0x00, 0x75, 0x46, 0x72, 0x61,
-    0x67, 0x43, 0x6f, 0x6c, 0x6f, 0x72, 0x00, 0x00, 0x05, 0x00, 0x03, 0x00,
-    0x0d, 0x00, 0x00, 0x00, 0x74, 0x65, 0x78, 0x00, 0x05, 0x00, 0x05, 0x00,
-    0x11, 0x00, 0x00, 0x00, 0x74, 0x65, 0x78, 0x63, 0x6f, 0x6f, 0x72, 0x64,
-    0x00, 0x00, 0x00, 0x00, 0x47, 0x00, 0x04, 0x00, 0x09, 0x00, 0x00, 0x00,
-    0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x47, 0x00, 0x04, 0x00,
-    0x0d, 0x00, 0x00, 0x00, 0x22, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    0x47, 0x00, 0x04, 0x00, 0x0d, 0x00, 0x00, 0x00, 0x21, 0x00, 0x00, 0x00,
-    0x00, 0x00, 0x00, 0x00, 0x47, 0x00, 0x04, 0x00, 0x11, 0x00, 0x00, 0x00,
-    0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x13, 0x00, 0x02, 0x00,
-    0x02, 0x00, 0x00, 0x00, 0x21, 0x00, 0x03, 0x00, 0x03, 0x00, 0x00, 0x00,
-    0x02, 0x00, 0x00, 0x00, 0x16, 0x00, 0x03, 0x00, 0x06, 0x00, 0x00, 0x00,
-    0x20, 0x00, 0x00, 0x00, 0x17, 0x00, 0x04, 0x00, 0x07, 0x00, 0x00, 0x00,
-    0x06, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x20, 0x00, 0x04, 0x00,
-    0x08, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00,
-    0x3b, 0x00, 0x04, 0x00, 0x08, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00,
-    0x03, 0x00, 0x00, 0x00, 0x19, 0x00, 0x09, 0x00, 0x0a, 0x00, 0x00, 0x00,
-    0x06, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
-    0x00, 0x00, 0x00, 0x00, 0x1b, 0x00, 0x03, 0x00, 0x0b, 0x00, 0x00, 0x00,
-    0x0a, 0x00, 0x00, 0x00, 0x20, 0x00, 0x04, 0x00, 0x0c, 0x00, 0x00, 0x00,
-    0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x3b, 0x00, 0x04, 0x00,
-    0x0c, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    0x17, 0x00, 0x04, 0x00, 0x0f, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00,
-    0x02, 0x00, 0x00, 0x00, 0x20, 0x00, 0x04, 0x00, 0x10, 0x00, 0x00, 0x00,
-    0x01, 0x00, 0x00, 0x00, 0x0f, 0x00, 0x00, 0x00, 0x3b, 0x00, 0x04, 0x00,
-    0x10, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
-    0x36, 0x00, 0x05, 0x00, 0x02, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
-    0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0xf8, 0x00, 0x02, 0x00,
-    0x05, 0x00, 0x00, 0x00, 0x3d, 0x00, 0x04, 0x00, 0x0b, 0x00, 0x00, 0x00,
-    0x0e, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00, 0x3d, 0x00, 0x04, 0x00,
-    0x0f, 0x00, 0x00, 0x00, 0x12, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00,
-    0x57, 0x00, 0x05, 0x00, 0x07, 0x00, 0x00, 0x00, 0x13, 0x00, 0x00, 0x00,
-    0x0e, 0x00, 0x00, 0x00, 0x12, 0x00, 0x00, 0x00, 0x3e, 0x00, 0x03, 0x00,
-    0x09, 0x00, 0x00, 0x00, 0x13, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x01, 0x00,
-    0x38, 0x00, 0x01, 0x00
+static const uint32_t fragShaderCode[] = {
+    0x07230203,0x00010000,0x00080007,0x00000014,0x00000000,0x00020011,0x00000001,0x0006000b,
+    0x00000001,0x4c534c47,0x6474732e,0x3035342e,0x00000000,0x0003000e,0x00000000,0x00000001,
+    0x0007000f,0x00000004,0x00000004,0x6e69616d,0x00000000,0x00000009,0x00000011,0x00030010,
+    0x00000004,0x00000007,0x00030003,0x00000002,0x00000190,0x00090004,0x415f4c47,0x735f4252,
+    0x72617065,0x5f657461,0x64616873,0x6f5f7265,0x63656a62,0x00007374,0x00090004,0x415f4c47,
+    0x735f4252,0x69646168,0x6c5f676e,0x75676e61,0x5f656761,0x70303234,0x006b6361,0x00040005,
+    0x00000004,0x6e69616d,0x00000000,0x00050005,0x00000009,0x61724675,0x6c6f4367,0x0000726f,
+    0x00030005,0x0000000d,0x00786574,0x00050005,0x00000011,0x63786574,0x64726f6f,0x00000000,
+    0x00040047,0x00000009,0x0000001e,0x00000000,0x00040047,0x0000000d,0x00000022,0x00000000,
+    0x00040047,0x0000000d,0x00000021,0x00000000,0x00040047,0x00000011,0x0000001e,0x00000000,
+    0x00020013,0x00000002,0x00030021,0x00000003,0x00000002,0x00030016,0x00000006,0x00000020,
+    0x00040017,0x00000007,0x00000006,0x00000004,0x00040020,0x00000008,0x00000003,0x00000007,
+    0x0004003b,0x00000008,0x00000009,0x00000003,0x00090019,0x0000000a,0x00000006,0x00000001,
+    0x00000000,0x00000000,0x00000000,0x00000001,0x00000000,0x0003001b,0x0000000b,0x0000000a,
+    0x00040020,0x0000000c,0x00000000,0x0000000b,0x0004003b,0x0000000c,0x0000000d,0x00000000,
+    0x00040017,0x0000000f,0x00000006,0x00000002,0x00040020,0x00000010,0x00000001,0x0000000f,
+    0x0004003b,0x00000010,0x00000011,0x00000001,0x00050036,0x00000002,0x00000004,0x00000000,
+    0x00000003,0x000200f8,0x00000005,0x0004003d,0x0000000b,0x0000000e,0x0000000d,0x0004003d,
+    0x0000000f,0x00000012,0x00000011,0x00050057,0x00000007,0x00000013,0x0000000e,0x00000012,
+    0x0003003e,0x00000009,0x00000013,0x000100fd,0x00010038
 };

-static const char vertShaderCode[] = {
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-    0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x00, 0x02, 0x00,
-    0x01, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x06, 0x00, 0x01, 0x00, 0x00, 0x00,
-    0x47, 0x4c, 0x53, 0x4c, 0x2e, 0x73, 0x74, 0x64, 0x2e, 0x34, 0x35, 0x30,
-    0x00, 0x00, 0x00, 0x00, 0x0e, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
-    0x01, 0x00, 0x00, 0x00, 0x0f, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00,
-    0x04, 0x00, 0x00, 0x00, 0x6d, 0x61, 0x69, 0x6e, 0x00, 0x00, 0x00, 0x00,
-    0x09, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x13, 0x00, 0x00, 0x00,
-    0x17, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 0x1d, 0x00, 0x00, 0x00,
-    0x03, 0x00, 0x03, 0x00, 0x02, 0x00, 0x00, 0x00, 0x90, 0x01, 0x00, 0x00,
-    0x04, 0x00, 0x09, 0x00, 0x47, 0x4c, 0x5f, 0x41, 0x52, 0x42, 0x5f, 0x73,
-    0x65, 0x70, 0x61, 0x72, 0x61, 0x74, 0x65, 0x5f, 0x73, 0x68, 0x61, 0x64,
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-    0x16, 0x00, 0x03, 0x00, 0x06, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
-    0x17, 0x00, 0x04, 0x00, 0x07, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00,
-    0x02, 0x00, 0x00, 0x00, 0x20, 0x00, 0x04, 0x00, 0x08, 0x00, 0x00, 0x00,
-    0x03, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x3b, 0x00, 0x04, 0x00,
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-    0x07, 0x00, 0x00, 0x00, 0x3b, 0x00, 0x04, 0x00, 0x0a, 0x00, 0x00, 0x00,
-    0x0b, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x17, 0x00, 0x04, 0x00,
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-    0x0f, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x04, 0x00,
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-    0x20, 0x00, 0x04, 0x00, 0x16, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
-    0x0d, 0x00, 0x00, 0x00, 0x3b, 0x00, 0x04, 0x00, 0x16, 0x00, 0x00, 0x00,
-    0x17, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x20, 0x00, 0x04, 0x00,
-    0x19, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00,
-    0x20, 0x00, 0x04, 0x00, 0x1b, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
-    0x14, 0x00, 0x00, 0x00, 0x3b, 0x00, 0x04, 0x00, 0x1b, 0x00, 0x00, 0x00,
-    0x1c, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x3b, 0x00, 0x04, 0x00,
-    0x1b, 0x00, 0x00, 0x00, 0x1d, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
-    0x36, 0x00, 0x05, 0x00, 0x02, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
-    0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0xf8, 0x00, 0x02, 0x00,
-    0x05, 0x00, 0x00, 0x00, 0x3d, 0x00, 0x04, 0x00, 0x07, 0x00, 0x00, 0x00,
-    0x0c, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x3e, 0x00, 0x03, 0x00,
-    0x09, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x3d, 0x00, 0x04, 0x00,
-    0x0d, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x17, 0x00, 0x00, 0x00,
-    0x41, 0x00, 0x05, 0x00, 0x19, 0x00, 0x00, 0x00, 0x1a, 0x00, 0x00, 0x00,
-    0x13, 0x00, 0x00, 0x00, 0x15, 0x00, 0x00, 0x00, 0x3e, 0x00, 0x03, 0x00,
-    0x1a, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x01, 0x00,
-    0x38, 0x00, 0x01, 0x00
+static const uint32_t vertShaderCode[] = {
+    0x07230203,0x00010000,0x00080007,0x00000018,0x00000000,0x00020011,0x00000001,0x0006000b,
+    0x00000001,0x4c534c47,0x6474732e,0x3035342e,0x00000000,0x0003000e,0x00000000,0x00000001,
+    0x0009000f,0x00000000,0x00000004,0x6e69616d,0x00000000,0x00000009,0x0000000b,0x00000010,
+    0x00000014,0x00030003,0x00000002,0x00000190,0x00090004,0x415f4c47,0x735f4252,0x72617065,
+    0x5f657461,0x64616873,0x6f5f7265,0x63656a62,0x00007374,0x00090004,0x415f4c47,0x735f4252,
+    0x69646168,0x6c5f676e,0x75676e61,0x5f656761,0x70303234,0x006b6361,0x00040005,0x00000004,
+    0x6e69616d,0x00000000,0x00050005,0x00000009,0x63786574,0x64726f6f,0x00000000,0x00040005,
+    0x0000000b,0x72747461,0x00000000,0x00060005,0x0000000e,0x505f6c67,0x65567265,0x78657472,
+    0x00000000,0x00060006,0x0000000e,0x00000000,0x505f6c67,0x7469736f,0x006e6f69,0x00030005,
+    0x00000010,0x00000000,0x00030005,0x00000014,0x00736f70,0x00040047,0x00000009,0x0000001e,
+    0x00000000,0x00040047,0x0000000b,0x0000001e,0x00000001,0x00050048,0x0000000e,0x00000000,
+    0x0000000b,0x00000000,0x00030047,0x0000000e,0x00000002,0x00040047,0x00000014,0x0000001e,
+    0x00000000,0x00020013,0x00000002,0x00030021,0x00000003,0x00000002,0x00030016,0x00000006,
+    0x00000020,0x00040017,0x00000007,0x00000006,0x00000002,0x00040020,0x00000008,0x00000003,
+    0x00000007,0x0004003b,0x00000008,0x00000009,0x00000003,0x00040020,0x0000000a,0x00000001,
+    0x00000007,0x0004003b,0x0000000a,0x0000000b,0x00000001,0x00040017,0x0000000d,0x00000006,
+    0x00000004,0x0003001e,0x0000000e,0x0000000d,0x00040020,0x0000000f,0x00000003,0x0000000e,
+    0x0004003b,0x0000000f,0x00000010,0x00000003,0x00040015,0x00000011,0x00000020,0x00000001,
+    0x0004002b,0x00000011,0x00000012,0x00000000,0x00040020,0x00000013,0x00000001,0x0000000d,
+    0x0004003b,0x00000013,0x00000014,0x00000001,0x00040020,0x00000016,0x00000003,0x0000000d,
+    0x00050036,0x00000002,0x00000004,0x00000000,0x00000003,0x000200f8,0x00000005,0x0004003d,
+    0x00000007,0x0000000c,0x0000000b,0x0003003e,0x00000009,0x0000000c,0x0004003d,0x0000000d,
+    0x00000015,0x00000014,0x00050041,0x00000016,0x00000017,0x00000010,0x00000012,0x0003003e,
+    0x00000017,0x00000015,0x000100fd,0x00010038
 };

 struct texture_object {
@@ -0,0 +1,417 @@
+//========================================================================
+// Window properties test
+// Copyright (c) Camilla Löwy <elmindreda@glfw.org>
+//
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented; you must not
+//    claim that you wrote the original software. If you use this software
+//    in a product, an acknowledgment in the product documentation would
+//    be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such, and must not
+//    be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source
+//    distribution.
+//
+//========================================================================
+
+#include <glad/gl.h>
+#define GLFW_INCLUDE_NONE
+#include <GLFW/glfw3.h>
+
+#include <stdarg.h>
+
+#define NK_IMPLEMENTATION
+#define NK_INCLUDE_FIXED_TYPES
+#define NK_INCLUDE_FONT_BAKING
+#define NK_INCLUDE_DEFAULT_FONT
+#define NK_INCLUDE_DEFAULT_ALLOCATOR
+#define NK_INCLUDE_VERTEX_BUFFER_OUTPUT
+#define NK_INCLUDE_STANDARD_VARARGS
+#define NK_BUTTON_TRIGGER_ON_RELEASE
+#include <nuklear.h>
+
+#define NK_GLFW_GL2_IMPLEMENTATION
+#include <nuklear_glfw_gl2.h>
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+
+int main(int argc, char** argv)
+{
+    int windowed_x, windowed_y, windowed_width, windowed_height;
+    int last_xpos = INT_MIN, last_ypos = INT_MIN;
+    int last_width = INT_MIN, last_height = INT_MIN;
+    int limit_aspect_ratio = false, aspect_numer = 1, aspect_denom = 1;
+    int limit_min_size = false, min_width = 400, min_height = 400;
+    int limit_max_size = false, max_width = 400, max_height = 400;
+    char width_buffer[10] = "", height_buffer[10] = "";
+    char xpos_buffer[10] = "", ypos_buffer[10] = "";
+    char numer_buffer[10] = "", denom_buffer[10] = "";
+    char min_width_buffer[10] = "", min_height_buffer[10] = "";
+    char max_width_buffer[10] = "", max_height_buffer[10] = "";
+    int may_close = true;
+
+    if (!glfwInit())
+        exit(EXIT_FAILURE);
+
+    glfwWindowHint(GLFW_SCALE_TO_MONITOR, GLFW_TRUE);
+    glfwWindowHint(GLFW_WIN32_KEYBOARD_MENU, GLFW_TRUE);
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 2);
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 1);
+
+    GLFWwindow* window = glfwCreateWindow(600, 600, "Window Features", NULL, NULL);
+    if (!window)
+    {
+        glfwTerminate();
+        exit(EXIT_FAILURE);
+    }
+
+    glfwMakeContextCurrent(window);
+    gladLoadGL(glfwGetProcAddress);
+    glfwSwapInterval(0);
+
+    bool position_supported = true;
+
+    glfwGetError(NULL);
+    glfwGetWindowPos(window, &last_xpos, &last_ypos);
+    sprintf(xpos_buffer, "%i", last_xpos);
+    sprintf(ypos_buffer, "%i", last_ypos);
+    if (glfwGetError(NULL) == GLFW_FEATURE_UNAVAILABLE)
+        position_supported = false;
+
+    glfwGetWindowSize(window, &last_width, &last_height);
+    sprintf(width_buffer, "%i", last_width);
+    sprintf(height_buffer, "%i", last_height);
+
+    sprintf(numer_buffer, "%i", aspect_numer);
+    sprintf(denom_buffer, "%i", aspect_denom);
+
+    sprintf(min_width_buffer, "%i", min_width);
+    sprintf(min_height_buffer, "%i", min_height);
+    sprintf(max_width_buffer, "%i", max_width);
+    sprintf(max_height_buffer, "%i", max_height);
+
+    struct nk_context* nk = nk_glfw3_init(window, NK_GLFW3_INSTALL_CALLBACKS);
+
+    struct nk_font_atlas* atlas;
+    nk_glfw3_font_stash_begin(&atlas);
+    nk_glfw3_font_stash_end();
+
+    while (!(may_close && glfwWindowShouldClose(window)))
+    {
+        int width, height;
+
+        glfwGetWindowSize(window, &width, &height);
+
+        struct nk_rect area = nk_rect(0.f, 0.f, (float) width, (float) height);
+        nk_window_set_bounds(nk, "main", area);
+
+        nk_glfw3_new_frame();
+        if (nk_begin(nk, "main", area, 0))
+        {
+            nk_layout_row_dynamic(nk, 30, 4);
+
+            if (nk_button_label(nk, "Toggle Fullscreen"))
+            {
+                if (glfwGetWindowMonitor(window))
+                {
+                    glfwSetWindowMonitor(window, NULL,
+                                         windowed_x, windowed_y,
+                                         windowed_width, windowed_height, 0);
+                }
+                else
+                {
+                    GLFWmonitor* monitor = glfwGetPrimaryMonitor();
+                    const GLFWvidmode* mode = glfwGetVideoMode(monitor);
+                    glfwGetWindowPos(window, &windowed_x, &windowed_y);
+                    glfwGetWindowSize(window, &windowed_width, &windowed_height);
+                    glfwSetWindowMonitor(window, monitor,
+                                         0, 0, mode->width, mode->height,
+                                         mode->refreshRate);
+                }
+            }
+
+            if (nk_button_label(nk, "Maximize"))
+                glfwMaximizeWindow(window);
+            if (nk_button_label(nk, "Iconify"))
+                glfwIconifyWindow(window);
+            if (nk_button_label(nk, "Restore"))
+                glfwRestoreWindow(window);
+
+            nk_layout_row_dynamic(nk, 30, 1);
+
+            if (glfwGetWindowAttrib(window, GLFW_MOUSE_PASSTHROUGH))
+            {
+                nk_label(nk, "Press H to disable mouse passthrough", NK_TEXT_CENTERED);
+
+                if (glfwGetKey(window, GLFW_KEY_H))
+                    glfwSetWindowAttrib(window, GLFW_MOUSE_PASSTHROUGH, false);
+            }
+
+            nk_label(nk, "Press Enter in a text field to set value", NK_TEXT_CENTERED);
+
+            nk_flags events;
+            const nk_flags flags = NK_EDIT_FIELD |
+                                   NK_EDIT_SIG_ENTER |
+                                   NK_EDIT_GOTO_END_ON_ACTIVATE;
+
+            if (position_supported)
+            {
+                int xpos, ypos;
+                glfwGetWindowPos(window, &xpos, &ypos);
+
+                nk_layout_row_dynamic(nk, 30, 3);
+                nk_label(nk, "Position", NK_TEXT_LEFT);
+
+                events = nk_edit_string_zero_terminated(nk, flags, xpos_buffer,
+                                                        sizeof(xpos_buffer),
+                                                        nk_filter_decimal);
+                if (events & NK_EDIT_COMMITED)
+                {
+                    xpos = atoi(xpos_buffer);
+                    glfwSetWindowPos(window, xpos, ypos);
+                }
+                else if (xpos != last_xpos || (events & NK_EDIT_DEACTIVATED))
+                    sprintf(xpos_buffer, "%i", xpos);
+
+                events = nk_edit_string_zero_terminated(nk, flags, ypos_buffer,
+                                                        sizeof(ypos_buffer),
+                                                        nk_filter_decimal);
+                if (events & NK_EDIT_COMMITED)
+                {
+                    ypos = atoi(ypos_buffer);
+                    glfwSetWindowPos(window, xpos, ypos);
+                }
+                else if (ypos != last_ypos || (events & NK_EDIT_DEACTIVATED))
+                    sprintf(ypos_buffer, "%i", ypos);
+
+                last_xpos = xpos;
+                last_ypos = ypos;
+            }
+            else
+                nk_label(nk, "Position not supported", NK_TEXT_LEFT);
+
+            nk_layout_row_dynamic(nk, 30, 3);
+            nk_label(nk, "Size", NK_TEXT_LEFT);
+
+            events = nk_edit_string_zero_terminated(nk, flags, width_buffer,
+                                                    sizeof(width_buffer),
+                                                    nk_filter_decimal);
+            if (events & NK_EDIT_COMMITED)
+            {
+                width = atoi(width_buffer);
+                glfwSetWindowSize(window, width, height);
+            }
+            else if (width != last_width || (events & NK_EDIT_DEACTIVATED))
+                sprintf(width_buffer, "%i", width);
+
+            events = nk_edit_string_zero_terminated(nk, flags, height_buffer,
+                                                    sizeof(height_buffer),
+                                                    nk_filter_decimal);
+            if (events & NK_EDIT_COMMITED)
+            {
+                height = atoi(height_buffer);
+                glfwSetWindowSize(window, width, height);
+            }
+            else if (height != last_height || (events & NK_EDIT_DEACTIVATED))
+                sprintf(height_buffer, "%i", height);
+
+            last_width = width;
+            last_height = height;
+
+            bool update_ratio_limit = false;
+            if (nk_checkbox_label(nk, "Aspect Ratio", &limit_aspect_ratio))
+                update_ratio_limit = true;
+
+            events = nk_edit_string_zero_terminated(nk, flags, numer_buffer,
+                                                    sizeof(numer_buffer),
+                                                    nk_filter_decimal);
+            if (events & NK_EDIT_COMMITED)
+            {
+                aspect_numer = abs(atoi(numer_buffer));
+                update_ratio_limit = true;
+            }
+            else if (events & NK_EDIT_DEACTIVATED)
+                sprintf(numer_buffer, "%i", aspect_numer);
+
+            events = nk_edit_string_zero_terminated(nk, flags, denom_buffer,
+                                                    sizeof(denom_buffer),
+                                                    nk_filter_decimal);
+            if (events & NK_EDIT_COMMITED)
+            {
+                aspect_denom = abs(atoi(denom_buffer));
+                update_ratio_limit = true;
+            }
+            else if (events & NK_EDIT_DEACTIVATED)
+                sprintf(denom_buffer, "%i", aspect_denom);
+
+            if (update_ratio_limit)
+            {
+                if (limit_aspect_ratio)
+                    glfwSetWindowAspectRatio(window, aspect_numer, aspect_denom);
+                else
+                    glfwSetWindowAspectRatio(window, GLFW_DONT_CARE, GLFW_DONT_CARE);
+            }
+
+            bool update_size_limit = false;
+
+            if (nk_checkbox_label(nk, "Minimum Size", &limit_min_size))
+                update_size_limit = true;
+
+            events = nk_edit_string_zero_terminated(nk, flags, min_width_buffer,
+                                                    sizeof(min_width_buffer),
+                                                    nk_filter_decimal);
+            if (events & NK_EDIT_COMMITED)
+            {
+                min_width = abs(atoi(min_width_buffer));
+                update_size_limit = true;
+            }
+            else if (events & NK_EDIT_DEACTIVATED)
+                sprintf(min_width_buffer, "%i", min_width);
+
+            events = nk_edit_string_zero_terminated(nk, flags, min_height_buffer,
+                                                    sizeof(min_height_buffer),
+                                                    nk_filter_decimal);
+            if (events & NK_EDIT_COMMITED)
+            {
+                min_height = abs(atoi(min_height_buffer));
+                update_size_limit = true;
+            }
+            else if (events & NK_EDIT_DEACTIVATED)
+                sprintf(min_height_buffer, "%i", min_height);
+
+            if (nk_checkbox_label(nk, "Maximum Size", &limit_max_size))
+                update_size_limit = true;
+
+            events = nk_edit_string_zero_terminated(nk, flags, max_width_buffer,
+                                                    sizeof(max_width_buffer),
+                                                    nk_filter_decimal);
+            if (events & NK_EDIT_COMMITED)
+            {
+                max_width = abs(atoi(max_width_buffer));
+                update_size_limit = true;
+            }
+            else if (events & NK_EDIT_DEACTIVATED)
+                sprintf(max_width_buffer, "%i", max_width);
+
+            events = nk_edit_string_zero_terminated(nk, flags, max_height_buffer,
+                                                    sizeof(max_height_buffer),
+                                                    nk_filter_decimal);
+            if (events & NK_EDIT_COMMITED)
+            {
+                max_height = abs(atoi(max_height_buffer));
+                update_size_limit = true;
+            }
+            else if (events & NK_EDIT_DEACTIVATED)
+                sprintf(max_height_buffer, "%i", max_height);
+
+            if (update_size_limit)
+            {
+                glfwSetWindowSizeLimits(window,
+                                        limit_min_size ? min_width : GLFW_DONT_CARE,
+                                        limit_min_size ? min_height : GLFW_DONT_CARE,
+                                        limit_max_size ? max_width : GLFW_DONT_CARE,
+                                        limit_max_size ? max_height : GLFW_DONT_CARE);
+            }
+
+            int fb_width, fb_height;
+            glfwGetFramebufferSize(window, &fb_width, &fb_height);
+            nk_label(nk, "Framebuffer Size", NK_TEXT_LEFT);
+            nk_labelf(nk, NK_TEXT_LEFT, "%i", fb_width);
+            nk_labelf(nk, NK_TEXT_LEFT, "%i", fb_height);
+
+            float xscale, yscale;
+            glfwGetWindowContentScale(window, &xscale, &yscale);
+            nk_label(nk, "Content Scale", NK_TEXT_LEFT);
+            nk_labelf(nk, NK_TEXT_LEFT, "%f", xscale);
+            nk_labelf(nk, NK_TEXT_LEFT, "%f", yscale);
+
+            nk_layout_row_begin(nk, NK_DYNAMIC, 30, 5);
+            int frame_left, frame_top, frame_right, frame_bottom;
+            glfwGetWindowFrameSize(window, &frame_left, &frame_top, &frame_right, &frame_bottom);
+            nk_layout_row_push(nk, 1.f / 3.f);
+            nk_label(nk, "Frame Size:", NK_TEXT_LEFT);
+            nk_layout_row_push(nk, 1.f / 6.f);
+            nk_labelf(nk, NK_TEXT_LEFT, "%i", frame_left);
+            nk_layout_row_push(nk, 1.f / 6.f);
+            nk_labelf(nk, NK_TEXT_LEFT, "%i", frame_top);
+            nk_layout_row_push(nk, 1.f / 6.f);
+            nk_labelf(nk, NK_TEXT_LEFT, "%i", frame_right);
+            nk_layout_row_push(nk, 1.f / 6.f);
+            nk_labelf(nk, NK_TEXT_LEFT, "%i", frame_bottom);
+            nk_layout_row_end(nk);
+
+            nk_layout_row_begin(nk, NK_DYNAMIC, 30, 2);
+            float opacity = glfwGetWindowOpacity(window);
+            nk_layout_row_push(nk, 1.f / 3.f);
+            nk_labelf(nk, NK_TEXT_LEFT, "Opacity: %0.3f", opacity);
+            nk_layout_row_push(nk, 2.f / 3.f);
+            if (nk_slider_float(nk, 0.f, &opacity, 1.f, 0.001f))
+                glfwSetWindowOpacity(window, opacity);
+            nk_layout_row_end(nk);
+
+            nk_layout_row_begin(nk, NK_DYNAMIC, 30, 2);
+            int should_close = glfwWindowShouldClose(window);
+            nk_layout_row_push(nk, 1.f / 3.f);
+            if (nk_checkbox_label(nk, "Should Close", &should_close))
+                glfwSetWindowShouldClose(window, should_close);
+            nk_layout_row_push(nk, 2.f / 3.f);
+            nk_checkbox_label(nk, "May Close", &may_close);
+            nk_layout_row_end(nk);
+
+            nk_layout_row_dynamic(nk, 30, 1);
+            nk_label(nk, "Attributes", NK_TEXT_CENTERED);
+
+            nk_layout_row_dynamic(nk, 30, width > 200 ? width / 200 : 1);
+
+            int decorated = glfwGetWindowAttrib(window, GLFW_DECORATED);
+            if (nk_checkbox_label(nk, "Decorated", &decorated))
+                glfwSetWindowAttrib(window, GLFW_DECORATED, decorated);
+
+            int resizable = glfwGetWindowAttrib(window, GLFW_RESIZABLE);
+            if (nk_checkbox_label(nk, "Resizable", &resizable))
+                glfwSetWindowAttrib(window, GLFW_RESIZABLE, resizable);
+
+            int floating = glfwGetWindowAttrib(window, GLFW_FLOATING);
+            if (nk_checkbox_label(nk, "Floating", &floating))
+                glfwSetWindowAttrib(window, GLFW_FLOATING, floating);
+
+            int passthrough = glfwGetWindowAttrib(window, GLFW_MOUSE_PASSTHROUGH);
+            if (nk_checkbox_label(nk, "Mouse Passthrough", &passthrough))
+                glfwSetWindowAttrib(window, GLFW_MOUSE_PASSTHROUGH, passthrough);
+
+            int auto_iconify = glfwGetWindowAttrib(window, GLFW_AUTO_ICONIFY);
+            if (nk_checkbox_label(nk, "Auto Iconify", &auto_iconify))
+                glfwSetWindowAttrib(window, GLFW_AUTO_ICONIFY, auto_iconify);
+
+            nk_value_bool(nk, "Focused", glfwGetWindowAttrib(window, GLFW_FOCUSED));
+            nk_value_bool(nk, "Hovered", glfwGetWindowAttrib(window, GLFW_HOVERED));
+            nk_value_bool(nk, "Visible", glfwGetWindowAttrib(window, GLFW_VISIBLE));
+            nk_value_bool(nk, "Iconified", glfwGetWindowAttrib(window, GLFW_ICONIFIED));
+            nk_value_bool(nk, "Maximized", glfwGetWindowAttrib(window, GLFW_MAXIMIZED));
+        }
+        nk_end(nk);
+
+        glClear(GL_COLOR_BUFFER_BIT);
+        nk_glfw3_render(NK_ANTI_ALIASING_ON);
+        glfwSwapBuffers(window);
+
+        glfwWaitEvents();
+    }
+
+    nk_glfw3_shutdown();
+    glfwTerminate();
+    exit(EXIT_SUCCESS);
+}
+
@@ -1,174 +0,0 @@
-//========================================================================
-// Simple multi-window test
-// Copyright (c) Camilla Löwy <elmindreda@glfw.org>
-//
-// This software is provided 'as-is', without any express or implied
-// warranty. In no event will the authors be held liable for any damages
-// arising from the use of this software.
-//
-// Permission is granted to anyone to use this software for any purpose,
-// including commercial applications, and to alter it and redistribute it
-// freely, subject to the following restrictions:
-//
-// 1. The origin of this software must not be misrepresented; you must not
-//    claim that you wrote the original software. If you use this software
-//    in a product, an acknowledgment in the product documentation would
-//    be appreciated but is not required.
-//
-// 2. Altered source versions must be plainly marked as such, and must not
-//    be misrepresented as being the original software.
-//
-// 3. This notice may not be removed or altered from any source
-//    distribution.
-//
-//========================================================================
-//
-// This test creates four windows and clears each in a different color
-//
-//========================================================================
-
-#include <glad/gl.h>
-#define GLFW_INCLUDE_NONE
-#include <GLFW/glfw3.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "getopt.h"
-
-static const char* titles[] =
-{
-    "Red",
-    "Green",
-    "Blue",
-    "Yellow"
-};
-
-static const struct
-{
-    float r, g, b;
-} colors[] =
-{
-    { 0.95f, 0.32f, 0.11f },
-    { 0.50f, 0.80f, 0.16f },
-    {   0.f, 0.68f, 0.94f },
-    { 0.98f, 0.74f, 0.04f }
-};
-
-static void usage(void)
-{
-    printf("Usage: windows [-h] [-b] [-f] \n");
-    printf("Options:\n");
-    printf("  -b create decorated windows\n");
-    printf("  -f set focus on show off for all but first window\n");
-    printf("  -h show this help\n");
-}
-
-static void error_callback(int error, const char* description)
-{
-    fprintf(stderr, "Error: %s\n", description);
-}
-
-static void key_callback(GLFWwindow* window, int key, int scancode, int action, int mods)
-{
-    if (action != GLFW_PRESS)
-        return;
-
-    switch (key)
-    {
-        case GLFW_KEY_SPACE:
-        {
-            int xpos, ypos;
-            glfwGetWindowPos(window, &xpos, &ypos);
-            glfwSetWindowPos(window, xpos, ypos);
-            break;
-        }
-
-        case GLFW_KEY_ESCAPE:
-            glfwSetWindowShouldClose(window, GLFW_TRUE);
-            break;
-    }
-}
-
-int main(int argc, char** argv)
-{
-    int i, ch;
-    int decorated = GLFW_FALSE;
-    int focusOnShow = GLFW_TRUE;
-    int running = GLFW_TRUE;
-    GLFWwindow* windows[4];
-
-    while ((ch = getopt(argc, argv, "bfh")) != -1)
-    {
-        switch (ch)
-        {
-            case 'b':
-                decorated = GLFW_TRUE;
-                break;
-            case 'f':
-                focusOnShow = GLFW_FALSE;
-                break;
-            case 'h':
-                usage();
-                exit(EXIT_SUCCESS);
-            default:
-                usage();
-                exit(EXIT_FAILURE);
-        }
-    }
-
-    glfwSetErrorCallback(error_callback);
-
-    if (!glfwInit())
-        exit(EXIT_FAILURE);
-
-    glfwWindowHint(GLFW_DECORATED, decorated);
-    glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE);
-
-    for (i = 0;  i < 4;  i++)
-    {
-        int left, top, right, bottom;
-        if (i)
-            glfwWindowHint(GLFW_FOCUS_ON_SHOW, focusOnShow);
-
-        windows[i] = glfwCreateWindow(200, 200, titles[i], NULL, NULL);
-        if (!windows[i])
-        {
-            glfwTerminate();
-            exit(EXIT_FAILURE);
-        }
-
-        glfwSetKeyCallback(windows[i], key_callback);
-
-        glfwMakeContextCurrent(windows[i]);
-        gladLoadGL(glfwGetProcAddress);
-        glClearColor(colors[i].r, colors[i].g, colors[i].b, 1.f);
-
-        glfwGetWindowFrameSize(windows[i], &left, &top, &right, &bottom);
-        glfwSetWindowPos(windows[i],
-                         100 + (i & 1) * (200 + left + right),
-                         100 + (i >> 1) * (200 + top + bottom));
-    }
-
-    for (i = 0;  i < 4;  i++)
-        glfwShowWindow(windows[i]);
-
-    while (running)
-    {
-        for (i = 0;  i < 4;  i++)
-        {
-            glfwMakeContextCurrent(windows[i]);
-            glClear(GL_COLOR_BUFFER_BIT);
-            glfwSwapBuffers(windows[i]);
-
-            if (glfwWindowShouldClose(windows[i]))
-                running = GLFW_FALSE;
-        }
-
-        glfwWaitEvents();
-    }
-
-    glfwTerminate();
-    exit(EXIT_SUCCESS);
-}
-
				`@@ -0,0 +1 @@`
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				`@@ -1 +0,0 @@`
				`include("${CMAKE_CURRENT_LIST_DIR}/glfw3Targets.cmake")`