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GRIM: Fix compile warning.

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This commit is contained in:
Joni Vähämäki 2011-05-20 01:20:47 +08:00 • committed by Pawel Kolodziejski
parent 83048dd52f
commit 0203caa427
2 changed files with 12 additions and 5 deletions
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16
engines/grim/gfx_opengl.cpp
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@ -121,10 +121,18 @@ void GfxOpenGL::initExtensions()
{
#ifdef GL_ARB_fragment_program
#ifdef SDL_BACKEND
glGenProgramsARB = (PFNGLGENPROGRAMSARBPROC)SDL_GL_GetProcAddress("glGenProgramsARB");
glBindProgramARB = (PFNGLBINDPROGRAMARBPROC)SDL_GL_GetProcAddress("glBindProgramARB");
glProgramStringARB = (PFNGLPROGRAMSTRINGARBPROC)SDL_GL_GetProcAddress("glProgramStringARB");
glDeleteProgramsARB = (PFNGLDELETEPROGRAMSARBPROC)SDL_GL_GetProcAddress("glDeleteProgramsARB");
union {
void* obj_ptr;
void (APIENTRY *func_ptr)();
} u;
u.obj_ptr = SDL_GL_GetProcAddress("glGenProgramsARB");
glGenProgramsARB = (PFNGLGENPROGRAMSARBPROC)u.func_ptr;
u.obj_ptr = SDL_GL_GetProcAddress("glBindProgramARB");
glBindProgramARB = (PFNGLBINDPROGRAMARBPROC)u.func_ptr;
u.obj_ptr = SDL_GL_GetProcAddress("glProgramStringARB");
glProgramStringARB = (PFNGLPROGRAMSTRINGARBPROC)u.func_ptr;
u.obj_ptr = SDL_GL_GetProcAddress("glDeleteProgramsARB");
glDeleteProgramsARB = (PFNGLDELETEPROGRAMSARBPROC)u.func_ptr;
#elif defined(WIN32)
glGenProgramsARB = (PFNGLGENPROGRAMSARBPROC)wglGetProcAddress("glGenProgramsARB");
glBindProgramARB = (PFNGLBINDPROGRAMARBPROC)wglGetProcAddress("glBindProgramARB");