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authorIlia Mirkin <[email protected]>2016-02-27 11:05:04 -0500
committerIlia Mirkin <[email protected]>2016-03-05 23:26:03 -0500
commitfa43c4bd998990f8d3ebf7db33213b4935ef2b8f (patch)
tree2b4763bbd1d53e04945edde3f9dea811142edf21 /src/gallium/drivers/nouveau
parent313205cb8f9cda5d60764f889aaa05f37f2afc46 (diff)
nv50/ir: using sampleid/pos shouldn't force per-sample interpolation
See https://www.khronos.org/bugzilla/show_bug.cgi?id=1462 Signed-off-by: Ilia Mirkin <[email protected]>
Diffstat (limited to 'src/gallium/drivers/nouveau')
-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h1
-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp6
2 files changed, 1 insertions, 6 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h b/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h
index 4504240ac5e..9f7d2572bbe 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h
@@ -146,7 +146,6 @@ struct nv50_ir_prog_info
bool earlyFragTests;
bool separateFragData;
bool usesDiscard;
- bool sampleInterp; /* perform sample interp on all fp inputs */
} fp;
struct {
uint32_t inputOffset; /* base address for user args */
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
index d06e9efa463..868372202f9 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
@@ -1182,10 +1182,6 @@ bool Source::scanDeclaration(const struct tgsi_full_declaration *decl)
case TGSI_SEMANTIC_VERTEXID:
info->io.vertexId = first;
break;
- case TGSI_SEMANTIC_SAMPLEID:
- case TGSI_SEMANTIC_SAMPLEPOS:
- info->prop.fp.sampleInterp = 1;
- break;
case TGSI_SEMANTIC_BASEVERTEX:
case TGSI_SEMANTIC_BASEINSTANCE:
case TGSI_SEMANTIC_DRAWID:
@@ -1564,7 +1560,7 @@ Converter::translateInterpMode(const struct nv50_ir_varying *var, operation& op)
op = (mode == NV50_IR_INTERP_PERSPECTIVE || mode == NV50_IR_INTERP_SC)
? OP_PINTERP : OP_LINTERP;
- if (var->centroid || info->prop.fp.sampleInterp)
+ if (var->centroid)
mode |= NV50_IR_INTERP_CENTROID;
return mode;