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nv50: fix depth clamp for disabled primitive clipping

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This commit is contained in:
Christoph Bumiller 2011-03-02 20:15:01 +01:00
parent ddcb90248f
commit b8646bc2af
1 changed files with 12 additions and 2 deletions
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14
src/gallium/drivers/nv50/nv50_state_validate.c
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@ -197,9 +197,19 @@ nv50_validate_clip(struct nv50_context *nv50)
struct nouveau_channel *chan = nv50->screen->base.channel;
uint32_t clip;
clip = nv50->clip.depth_clamp ? 0x0018 : 0x0000;
if (nv50->clip.depth_clamp) {
clip =
NV50_3D_VIEW_VOLUME_CLIP_CTRL_DEPTH_CLAMP_NEAR |
NV50_3D_VIEW_VOLUME_CLIP_CTRL_DEPTH_CLAMP_FAR |
NV50_3D_VIEW_VOLUME_CLIP_CTRL_UNK12_UNK1;
} else {
clip = 0;
}
#ifndef NV50_SCISSORS_CLIPPING
clip |= 0x1080;
clip |=
NV50_3D_VIEW_VOLUME_CLIP_CTRL_UNK7 |
NV50_3D_VIEW_VOLUME_CLIP_CTRL_UNK12_UNK1;
#endif
BEGIN_RING(chan, RING_3D(VIEW_VOLUME_CLIP_CTRL), 1);