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platform/sdl: workaround ubuntu SDL2 bug preventing resolving any extensions on EGL

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This commit is contained in:
mittorn 2023-10-21 19:17:31 +03:00 committed by Alibek Omarov
parent fb95cc9a97
commit 24d6f1788a
1 changed files with 19 additions and 0 deletions
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19
engine/platform/sdl/vid_sdl.c
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@ -438,6 +438,25 @@ GL_GetProcAddress
void *GL_GetProcAddress( const char *name )
{
void *func = SDL_GL_GetProcAddress( name );
#if !SDL_VERSION_ATLEAST( 2, 0, 6 ) && XASH_POSIX
if( !func && Sys_CheckParm( "-egl" ))
{
/*
* SDL2 has broken SDL_GL_GetProcAddress until this commit if using egl:
* https://github.com/libsdl-org/SDL/commit/466ba57d42d244e80357e9ad3011c50af30ed225
* so call eglGetProcAddress directly
* */
static void *(*peglGetProcAddress)( const char * );
if( !peglGetProcAddress )
{
void *lib = dlopen( "libEGL.so", RTLD_NOW );
if( lib )
*(void**)&peglGetProcAddress = dlsym( lib, "eglGetProcAddress" );
}
if( peglGetProcAddress )
func = peglGetProcAddress( name );
}
#endif
#if XASH_PSVITA
// try to find in main module