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authorKeith Whitwell <[email protected]>2008-03-12 10:39:25 +0000
committerKeith Whitwell <[email protected]>2008-03-12 10:42:49 +0000
commit98ae83d5cc73b61826823c915b5c59746c2e85c7 (patch)
treeeb1913d0641329b9b4a8618227af34f354eb71a8 /src/mesa
parentfeb02084a88ca6e23c34fa06e963765c890f0b65 (diff)
gallium: Add TEX_FILTER_ANISO img filter
Hardware almost universally expects us to set a special filtering mode when anisotropic filtering is enabled, as opposed to varying a max-aniso values. Do this once in the state tracker & simplify the driver code.
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/state_tracker/st_atom_sampler.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index 1babba9b4fa..d376480c915 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -160,6 +160,10 @@ update_samplers(struct st_context *st)
#endif
sampler->max_anisotropy = texobj->MaxAnisotropy;
+ if (sampler->max_anisotropy > 1.0) {
+ sampler->min_img_filter = PIPE_TEX_FILTER_ANISO;
+ sampler->mag_img_filter = PIPE_TEX_FILTER_ANISO;
+ }
/* only care about ARB_shadow, not SGI shadow */
if (texobj->CompareMode == GL_COMPARE_R_TO_TEXTURE) {