diff options
| author | Marek Olšák <maraeo@gmail.com> | 2010-07-20 16:37:22 +0200 |
|---|---|---|
| committer | Marek Olšák <maraeo@gmail.com> | 2010-07-21 22:54:34 +0200 |
| commit | ca7ead03da4481cd34933175898f4a924e588ad4 (patch) | |
| tree | 32d5104ff971aca40b2b22d7eefc36d515b4fb24 /src/gallium/drivers/r300/r300_state.c | |
| parent | 5725738ef6a4b5110064d4e2e0ce4f7609e875e4 (diff) | |
r300g: implement depth clamp
Depth clamping seems to be implicit if clipping is disabled.
It's not perfect, but it's good enough for wine and passes
the corresponding piglit tests.
Diffstat (limited to 'src/gallium/drivers/r300/r300_state.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_state.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c index 0bbc022f83..f52265b1c0 100644 --- a/src/gallium/drivers/r300/r300_state.c +++ b/src/gallium/drivers/r300/r300_state.c @@ -440,7 +440,8 @@ static void r300_set_clip_state(struct pipe_context* pipe, OUT_CB_TABLE(state->ucp, state->nr * 4); } OUT_CB_REG(R300_VAP_CLIP_CNTL, ((1 << state->nr) - 1) | - R300_PS_UCP_MODE_CLIP_AS_TRIFAN); + R300_PS_UCP_MODE_CLIP_AS_TRIFAN | + (state->depth_clamp ? R300_CLIP_DISABLE : 0)); END_CB; r300->clip_state.dirty = TRUE; |