diff options
| author | Alan Hourihane <alanh@tungstengraphics.com> | 2005-01-14 13:02:53 +0000 |
|---|---|---|
| committer | Alan Hourihane <alanh@tungstengraphics.com> | 2005-01-14 13:02:53 +0000 |
| commit | 38595eda3912c29b48b4e5ddef39aab7b7dec17a (patch) | |
| tree | 3108596a3e9a9c78f608d1e866bd1f22eaf85441 /src/mesa/drivers/dri/unichrome | |
| parent | 96d375c682fdefbd0cfe0cfa26c1d3ef41ebed87 (diff) | |
16bpp doesn't support masked clears, so fallback when they're enabled.
Diffstat (limited to 'src/mesa/drivers/dri/unichrome')
| -rw-r--r-- | src/mesa/drivers/dri/unichrome/via_ioctl.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/unichrome/via_ioctl.c b/src/mesa/drivers/dri/unichrome/via_ioctl.c index c7b616f405..7e7b933bec 100644 --- a/src/mesa/drivers/dri/unichrome/via_ioctl.c +++ b/src/mesa/drivers/dri/unichrome/via_ioctl.c @@ -242,6 +242,16 @@ static void viaClear(GLcontext *ctx, GLbitfield mask, GLboolean all, } } } + + /* 16bpp doesn't support masked clears */ + if (vmesa->viaScreen->bytesPerPixel == 2 && + vmesa->ClearMask & 0xf0000000) { + if (flag & VIA_FRONT) + mask |= DD_FRONT_LEFT_BIT; + if (flag & VIA_BACK) + mask |= DD_BACK_LEFT_BIT; + flag &= ~(VIA_FRONT | VIA_BACK); + } if (flag) { drm_clip_rect_t *boxes, *tmp_boxes = 0; |