bool WIN32Window::isExtensionSupported(const char *ext)
{
#ifdef OPENGL_ES
//TODO
return false;
#else
typedef const char* (WINAPI * wglGetExtensionsStringProc)();
wglGetExtensionsStringProc wglGetExtensionsString = (wglGetExtensionsStringProc)getExtensionProcAddress("wglGetExtensionsStringEXT");
if(!wglGetExtensionsString)
return false;
const char *exts = wglGetExtensionsString();
if(exts && strstr(exts, ext))
return true;
return false;
#endif
}
bool wIsSupported(const char* name, HDC hdc)
{
const char *ext = 0, *start;
const char *loc, *term;
loc = strchr(name, ' ');
if( loc || *name == '\0' )
return false;
if( !wglGetExtensionsString )
wglGetExtensionsString = (WGLGETEXTENSIONSSTRINGARBPROC)wglGetProcAddress("wglGetExtensionsStringARB");
if( !wglGetExtensionsString )
return false;
ext = (const char*)wglGetExtensionsString(hdc);
start = ext;
for( ;; )
{
if( !(loc = strstr(start, name)) )
break;
term = loc + strlen(name);
if( loc == start || *(loc - 1) == ' ' )
{
if( *term == ' ' || *term == '\0' )
return true;
}
start = term;
}
return false;
}
