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Make all EGL functions dynamically loaded

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This commit is contained in:
Camilla Berglund
2015-08-24 16:39:01 +02:00
parent afe4aadade
commit 7e13a4909e
4 changed files with 187 additions and 42 deletions
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src/egl_context.h
+64
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@@ -28,6 +28,17 @@
#ifndef _glfw3_egl_context_h_
#define _glfw3_egl_context_h_
#if defined(_GLFW_WIN32)
#define _glfw_dlopen(name) LoadLibraryA(name)
#define _glfw_dlclose(handle) FreeLibrary((HMODULE) handle)
#define _glfw_dlsym(handle, name) GetProcAddress((HMODULE) handle, name)
#else
#include <dlfcn.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)
#endif
#include <EGL/egl.h>
// This path may need to be changed if you build GLFW using your own setup
@@ -35,6 +46,40 @@
// extensions and not all operating systems come with an up-to-date version
#include "../deps/EGL/eglext.h"
// EGL function pointer typedefs
typedef EGLBoolean (EGLAPIENTRY * PFNEGLGETCONFIGATTRIBPROC)(EGLDisplay,EGLConfig,EGLint,EGLint*);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLGETCONFIGSPROC)(EGLDisplay,EGLConfig*,EGLint,EGLint*);
typedef EGLDisplay (EGLAPIENTRY * PFNEGLGETDISPLAYPROC)(EGLNativeDisplayType);
typedef EGLint (EGLAPIENTRY * PFNEGLGETERRORPROC)(void);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLINITIALIZEPROC)(EGLDisplay,EGLint*,EGLint*);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLTERMINATEPROC)(EGLDisplay);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLBINDAPIPROC)(EGLenum);
typedef EGLContext (EGLAPIENTRY * PFNEGLCREATECONTEXTPROC)(EGLDisplay,EGLConfig,EGLContext,const EGLint*);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLDESTROYSURFACEPROC)(EGLDisplay,EGLSurface);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLDESTROYCONTEXTPROC)(EGLDisplay,EGLContext);
typedef EGLSurface (EGLAPIENTRY * PFNEGLCREATEWINDOWSURFACEPROC)(EGLDisplay,EGLConfig,EGLNativeWindowType,const EGLint*);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLMAKECURRENTPROC)(EGLDisplay,EGLSurface,EGLSurface,EGLContext);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLSWAPBUFFERSPROC)(EGLDisplay,EGLSurface);
typedef EGLBoolean (EGLAPIENTRY * PFNEGLSWAPINTERVALPROC)(EGLDisplay,EGLint);
typedef const char* (EGLAPIENTRY * PFNEGLQUERYSTRINGPROC)(EGLDisplay,EGLint);
typedef GLFWglproc (EGLAPIENTRY * PFNEGLGETPROCADDRESSPROC)(const char*);
#define _glfw_eglGetConfigAttrib _glfw.egl.GetConfigAttrib
#define _glfw_eglGetConfigs _glfw.egl.GetConfigs
#define _glfw_eglGetDisplay _glfw.egl.GetDisplay
#define _glfw_eglGetError _glfw.egl.GetError
#define _glfw_eglInitialize _glfw.egl.Initialize
#define _glfw_eglTerminate _glfw.egl.Terminate
#define _glfw_eglBindAPI _glfw.egl.BindAPI
#define _glfw_eglCreateContext _glfw.egl.CreateContext
#define _glfw_eglDestroySurface _glfw.egl.DestroySurface
#define _glfw_eglDestroyContext _glfw.egl.DestroyContext
#define _glfw_eglCreateWindowSurface _glfw.egl.CreateWindowSurface
#define _glfw_eglMakeCurrent _glfw.egl.MakeCurrent
#define _glfw_eglSwapBuffers _glfw.egl.SwapBuffers
#define _glfw_eglSwapInterval _glfw.egl.SwapInterval
#define _glfw_eglQueryString _glfw.egl.QueryString
#define _glfw_eglGetProcAddress _glfw.egl.GetProcAddress
#define _GLFW_PLATFORM_FBCONFIG EGLConfig egl
#define _GLFW_PLATFORM_CONTEXT_STATE _GLFWcontextEGL egl
#define _GLFW_PLATFORM_LIBRARY_CONTEXT_STATE _GLFWlibraryEGL egl
@@ -64,6 +109,25 @@ typedef struct _GLFWlibraryEGL
GLboolean KHR_create_context;
void* handle;
PFNEGLGETCONFIGATTRIBPROC GetConfigAttrib;
PFNEGLGETCONFIGSPROC GetConfigs;
PFNEGLGETDISPLAYPROC GetDisplay;
PFNEGLGETERRORPROC GetError;
PFNEGLINITIALIZEPROC Initialize;
PFNEGLTERMINATEPROC Terminate;
PFNEGLBINDAPIPROC BindAPI;
PFNEGLCREATECONTEXTPROC CreateContext;
PFNEGLDESTROYSURFACEPROC DestroySurface;
PFNEGLDESTROYCONTEXTPROC DestroyContext;
PFNEGLCREATEWINDOWSURFACEPROC CreateWindowSurface;
PFNEGLMAKECURRENTPROC MakeCurrent;
PFNEGLSWAPBUFFERSPROC SwapBuffers;
PFNEGLSWAPINTERVALPROC SwapInterval;
PFNEGLQUERYSTRINGPROC QueryString;
PFNEGLGETPROCADDRESSPROC GetProcAddress;
} _GLFWlibraryEGL;