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Diffstat (limited to 'src/mesa/drivers/glide')
-rw-r--r--src/mesa/drivers/glide/fxwgl.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/src/mesa/drivers/glide/fxwgl.c b/src/mesa/drivers/glide/fxwgl.c
index bba6c98cfc..cf2d820bc7 100644
--- a/src/mesa/drivers/glide/fxwgl.c
+++ b/src/mesa/drivers/glide/fxwgl.c
@@ -827,10 +827,17 @@ wglSetPixelFormat(HDC hdc, int iPixelFormat, const PIXELFORMATDESCRIPTOR * ppfd)
qt_valid_pix = qt_pix;
- if (iPixelFormat < 1 || iPixelFormat > qt_valid_pix
- || ppfd->nSize != sizeof(PIXELFORMATDESCRIPTOR)) {
- SetLastError(0);
- return (FALSE);
+ if (iPixelFormat < 1 || iPixelFormat > qt_valid_pix) {
+ if (ppfd == NULL) {
+ PIXELFORMATDESCRIPTOR my_pfd;
+ if (!wglDescribePixelFormat(hdc, iPixelFormat, sizeof(PIXELFORMATDESCRIPTOR), &my_pfd)) {
+ SetLastError(0);
+ return (FALSE);
+ }
+ } else if (ppfd->nSize != sizeof(PIXELFORMATDESCRIPTOR)) {
+ SetLastError(0);
+ return (FALSE);
+ }
}
curPFD = iPixelFormat;