mirror of
https://github.com/nigels-com/glew.git
synced 2024-11-22 22:05:06 +00:00
cd64fd9607
git-svn-id: https://glew.svn.sourceforge.net/svnroot/glew/trunk/glew@120 783a27ee-832a-0410-bc00-9f386506c6dd
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
return GLEW_OK;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
#ifdef _WIN32
|
|
|
|
GLboolean wglewGetExtension (const char *name)
|
|
{
|
|
char *p, *end;
|
|
int len = _glewStrLen(name);
|
|
if (wglGetExtensionsStringARB == NULL)
|
|
if (wglGetExtensionsStringEXT == NULL)
|
|
return GL_FALSE;
|
|
else
|
|
p = (char*)wglGetExtensionsStringEXT();
|
|
else
|
|
p = (char*)wglGetExtensionsStringARB(wglGetCurrentDC());
|
|
if (0 == p) return GL_FALSE;
|
|
end = p + _glewStrLen(p);
|
|
while (p < end)
|
|
{
|
|
int n = _glewStrCLen(p, ' ');
|
|
if (len == n && _glewStrSame(name, p, n)) return GL_TRUE;
|
|
p += n+1;
|
|
}
|
|
return GL_FALSE;
|
|
}
|
|
|
|
static GLuint _wglewInit ()
|
|
{
|
|
GLboolean crippled;
|
|
/* find wgl extension string query functions */
|
|
_glewInit_WGL_ARB_extensions_string();
|
|
WGLEW_ARB_extensions_string = wglGetExtensionsStringARB != NULL;
|
|
_glewInit_WGL_EXT_extensions_string();
|
|
WGLEW_EXT_extensions_string = wglGetExtensionsStringEXT != NULL;
|
|
/* initialize extensions */
|
|
crippled = !(WGLEW_ARB_extensions_string || WGLEW_EXT_extensions_string);
|