radeonsi: remove conversion of DX9 FACE input to GL
st/mesa and gallium expect the DX9 format, so this is useless.
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 6b4f9e6..6f2fb7b 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -426,21 +426,8 @@
}
if (decl->Semantic.Name == TGSI_SEMANTIC_FACE) {
- LLVMValueRef face, is_face_positive;
-
- face = LLVMGetParam(main_fn, SI_PARAM_FRONT_FACE);
-
- is_face_positive = LLVMBuildFCmp(gallivm->builder,
- LLVMRealUGT, face,
- lp_build_const_float(gallivm, 0.0f),
- "");
-
radeon_bld->inputs[radeon_llvm_reg_index_soa(input_index, 0)] =
- LLVMBuildSelect(gallivm->builder,
- is_face_positive,
- lp_build_const_float(gallivm, 1.0f),
- lp_build_const_float(gallivm, 0.0f),
- "");
+ LLVMGetParam(main_fn, SI_PARAM_FRONT_FACE);
radeon_bld->inputs[radeon_llvm_reg_index_soa(input_index, 1)] =
radeon_bld->inputs[radeon_llvm_reg_index_soa(input_index, 2)] =
lp_build_const_float(gallivm, 0.0f);