Made C-only modules C.

2026-09-19 23:43:15 +00:00 · 2012-02-15 01:20:27 +01:00
parent 65f55d03b1
commit e7f7c19de3
3 changed files with 4 additions and 2 deletions
@@ -0,0 +1,86 @@
+//========================================================================
+// GLFW - An OpenGL library
+// Platform:    Cocoa/NSOpenGL
+// API Version: 3.0
+// WWW:         http://www.glfw.org/
+//------------------------------------------------------------------------
+// Copyright (c) 2009-2010 Camilla Berglund <elmindreda@elmindreda.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 "internal.h"
+
+#include <mach/mach_time.h>
+
+
+//========================================================================
+// Return raw time
+//========================================================================
+
+static uint64_t getRawTime(void)
+{
+    return mach_absolute_time();
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+//////                       GLFW internal API                      //////
+//////////////////////////////////////////////////////////////////////////
+
+//========================================================================
+// Initialise timer
+//========================================================================
+
+void _glfwInitTimer(void)
+{
+    mach_timebase_info_data_t info;
+    mach_timebase_info(&info);
+
+    _glfwLibrary.NS.timer.resolution = (double) info.numer / (info.denom * 1.0e9);
+    _glfwLibrary.NS.timer.base = getRawTime();
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+//////                       GLFW platform API                      //////
+//////////////////////////////////////////////////////////////////////////
+
+//========================================================================
+// Return timer value in seconds
+//========================================================================
+
+double _glfwPlatformGetTime(void)
+{
+    return (double) (getRawTime() - _glfwLibrary.NS.timer.base) *
+        _glfwLibrary.NS.timer.resolution;
+}
+
+//========================================================================
+// Set timer value in seconds
+//========================================================================
+
+void _glfwPlatformSetTime(double time)
+{
+    _glfwLibrary.NS.timer.base = getRawTime() -
+        (uint64_t) (time / _glfwLibrary.NS.timer.resolution);
+}
+