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Implemented X11 OpenGL support.

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Added support for the SDL_VIDEO_OPENGL environment variable.

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401998
This commit is contained in:
Sam Lantinga 2006-07-28 08:43:17 +00:00
parent cc0b655042
commit 931e1c106d
18 changed files with 847 additions and 541 deletions
Download patch file Download diff file Expand all files Collapse all files

38
src/video/win32/SDL_win32opengl.c
View file

@ -25,10 +25,10 @@
/* WGL implementation of SDL OpenGL support */
#if SDL_VIDEO_OPENGL
#if SDL_VIDEO_OPENGL_WGL
#include "SDL_opengl.h"
#define DEFAULT_OPENGL_PATH "OPENGL32.DLL"
#define DEFAULT_OPENGL "OPENGL32.DLL"
int
@ -47,7 +47,10 @@ WIN_GL_LoadLibrary(_THIS, const char *path)
}
}
if (path == NULL) {
path = DEFAULT_OPENGL_PATH;
path = SDL_getenv("SDL_OPENGL_LIBRARY");
}
if (path == NULL) {
path = DEFAULT_OPENGL;
}
wpath = WIN_UTF8ToString(path);
handle = LoadLibrary(wpath);
@ -257,19 +260,6 @@ WIN_GL_InitExtensions(_THIS)
WIN_PumpEvents(_this);
}
static void
WIN_GL_Shutdown(_THIS)
{
if (!_this->gl_data || (--_this->gl_data->initialized > 0)) {
return;
}
WIN_GL_UnloadLibrary(_this);
SDL_free(_this->gl_data);
_this->gl_data = NULL;
}
static int
WIN_GL_Initialize(_THIS)
{
@ -298,6 +288,19 @@ WIN_GL_Initialize(_THIS)
return 0;
}
static void
WIN_GL_Shutdown(_THIS)
{
if (!_this->gl_data || (--_this->gl_data->initialized > 0)) {
return;
}
WIN_GL_UnloadLibrary(_this);
SDL_free(_this->gl_data);
_this->gl_data = NULL;
}
int
WIN_GL_SetupWindow(_THIS, SDL_Window * window)
{
@ -479,7 +482,6 @@ WIN_GL_DeleteContext(_THIS, SDL_GLContext context)
_this->gl_data->wglDeleteContext((HGLRC) context);
}
#endif /* SDL_VIDEO_OPENGL */
#endif /* SDL_VIDEO_OPENGL_WGL */
/* vi: set ts=4 sw=4 expandtab: */