diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2009-05-28 15:47:54 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2009-05-28 16:06:25 +1000 |
| commit | 534f1e8f022ea7408c2ad49013e8f2446aa16364 (patch) | |
| tree | 42a47e5e5082f0bcb1985635e454345d78e0b554 /src/gallium/drivers/nv50/nv50_state.c | |
| parent | c11c107f7d8f289f0cb83968c265fb78a274024a (diff) | |
nv50: some mipmapping fixes
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_state.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_state.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/gallium/drivers/nv50/nv50_state.c b/src/gallium/drivers/nv50/nv50_state.c index ba852194cd..9d41ef55b0 100644 --- a/src/gallium/drivers/nv50/nv50_state.c +++ b/src/gallium/drivers/nv50/nv50_state.c @@ -137,8 +137,9 @@ nv50_sampler_state_create(struct pipe_context *pipe, const struct pipe_sampler_state *cso) { unsigned *tsc = CALLOC(8, sizeof(unsigned)); + float limit; - tsc[0] = (0x00024000 | + tsc[0] = (0x00026000 | (wrap_mode(cso->wrap_s) << 0) | (wrap_mode(cso->wrap_t) << 3) | (wrap_mode(cso->wrap_r) << 6)); @@ -202,6 +203,12 @@ nv50_sampler_state_create(struct pipe_context *pipe, tsc[0] |= (nvgl_comparison_op(cso->compare_func) & 0x7); } + limit = CLAMP(cso->lod_bias, -16.0, 15.0); + tsc[1] |= ((int)(limit * 256.0) & 0x1fff) << 11; + + tsc[2] |= ((int)CLAMP(cso->max_lod, 0.0, 15.0) << 20) | + ((int)CLAMP(cso->min_lod, 0.0, 15.0) << 8); + return (void *)tsc; } |