diff options
| author | Brian <brian.paul@tungstengraphics.com> | 2007-10-01 18:10:53 -0600 |
|---|---|---|
| committer | Brian <brian.paul@tungstengraphics.com> | 2007-10-01 18:10:53 -0600 |
| commit | cdf99a9fad0fcb080244faa7d32b33b1cfaf6ff7 (patch) | |
| tree | 5467fe2cc52aa3bdc43ed41c762b4655f74cf0eb /src/mesa/state_tracker/st_atom_sampler.c | |
| parent | 4c19f95a3997be7ca27c314952478790a63aeeb7 (diff) | |
comments/code for min/max_lod - revisit someday
Diffstat (limited to 'src/mesa/state_tracker/st_atom_sampler.c')
| -rw-r--r-- | src/mesa/state_tracker/st_atom_sampler.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c index 23ccd55a05..151d724863 100644 --- a/src/mesa/state_tracker/st_atom_sampler.c +++ b/src/mesa/state_tracker/st_atom_sampler.c @@ -137,8 +137,18 @@ update_samplers(struct st_context *st) sampler.mag_img_filter = gl_filter_to_img_filter(texobj->MagFilter); sampler.lod_bias = st->ctx->Texture.Unit[u].LodBias; +#if 1 sampler.min_lod = texobj->MinLod; sampler.max_lod = texobj->MaxLod; +#else + /* min/max lod should really be as follows (untested). + * Also, calculate_first_last_level() needs to be overhauled + * since today's hardware had real support for LOD clamping. + */ + sampler.min_lod = MAX2(texobj->BaseLevel, texobj->MinLod); + sampler.max_lod = MIN2(texobj->MaxLevel, texobj->MaxLod); +#endif + sampler.max_anisotropy = texobj->MaxAnisotropy; /* XXX more sampler state here */ |