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authorChris Forbes <chrisf@ijw.co.nz>2013-10-05 18:26:56 +1300
committerChris Forbes <chrisf@ijw.co.nz>2013-10-06 11:12:29 +1300
commit88ee9bc9d1dd66ddb9721dc44574b8caaa26df70 (patch)
tree703eea9eaceab52cb3820145fe9cc2036bbafb1e /src/glsl/ir_rvalue_visitor.cpp
parentf93a63bfccf22b64d5f0886b25fce833babdab1c (diff)
glsl: Add support for specifying the component in textureGather
ARB_gpu_shader5 introduces new variants of textureGather* which have an explicit component selector, rather than relying purely on the sampler's swizzle state. This patch adds the GLSL plumbing for the extra parameter. Signed-off-by: Chris Forbes <chrisf@ijw.co.nz> Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Diffstat (limited to 'src/glsl/ir_rvalue_visitor.cpp')
-rw-r--r--src/glsl/ir_rvalue_visitor.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/glsl/ir_rvalue_visitor.cpp b/src/glsl/ir_rvalue_visitor.cpp
index 2a79e4d8fb9..9d8ccd94a06 100644
--- a/src/glsl/ir_rvalue_visitor.cpp
+++ b/src/glsl/ir_rvalue_visitor.cpp
@@ -57,7 +57,6 @@ ir_rvalue_base_visitor::rvalue_visit(ir_texture *ir)
switch (ir->op) {
case ir_tex:
case ir_lod:
- case ir_tg4:
case ir_query_levels:
break;
case ir_txb:
@@ -75,6 +74,9 @@ ir_rvalue_base_visitor::rvalue_visit(ir_texture *ir)
handle_rvalue(&ir->lod_info.grad.dPdx);
handle_rvalue(&ir->lod_info.grad.dPdy);
break;
+ case ir_tg4:
+ handle_rvalue(&ir->lod_info.component);
+ break;
}
return visit_continue;