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authorBrian Paul <[email protected]>2010-07-07 13:04:47 -0600
committerBrian Paul <[email protected]>2010-07-07 13:05:35 -0600
commit9755539116fd0b818cc0636a6d6ed10b19b639be (patch)
treeee57ac53c15ebe9171859f13d236a1a604471df0 /src/mesa
parent51c438feb765cf03d1a6448295e6c62be61a5e56 (diff)
st/mesa: fix sampler max_lod computation
This change makes gallium behave like other GL implementations and fixes a conformance failure.
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/state_tracker/st_atom_sampler.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index 92fe72d4df6..f147d768084 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -199,7 +199,8 @@ update_samplers(struct st_context *st)
if (sampler->min_lod < texobj->BaseLevel)
sampler->min_lod = texobj->BaseLevel;
- sampler->max_lod = MIN2((GLfloat) texobj->MaxLevel, texobj->MaxLod);
+ sampler->max_lod = MIN2((GLfloat) texobj->MaxLevel,
+ (texobj->MaxLod + texobj->BaseLevel));
if (sampler->max_lod < sampler->min_lod) {
/* The GL spec doesn't seem to specify what to do in this case.
* Swap the values.