diff options
| -rw-r--r-- | src/gallium/drivers/llvmpipe/lp_state_setup.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_state_setup.c b/src/gallium/drivers/llvmpipe/lp_state_setup.c index a9d17536bbf..59ab467fb28 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_setup.c +++ b/src/gallium/drivers/llvmpipe/lp_state_setup.c @@ -131,20 +131,22 @@ emit_facing_coef(struct gallivm_state *gallivm, LLVMTypeRef float_type = LLVMFloatTypeInContext(gallivm->context); LLVMValueRef a0_0 = args->facing; LLVMValueRef a0_0f = LLVMBuildSIToFP(builder, a0_0, float_type, ""); + LLVMValueRef a0, face_val; const unsigned char swizzles[4] = { PIPE_SWIZZLE_RED, PIPE_SWIZZLE_ZERO, PIPE_SWIZZLE_ZERO, PIPE_SWIZZLE_ZERO }; /* Our face val is either 1 or 0 so we do * face = (val * 2) - 1 * to make it 1 or -1 */ - LLVMValueRef face_val = + face_val = LLVMBuildFAdd(builder, LLVMBuildFMul(builder, a0_0f, lp_build_const_float(gallivm, 2.0), ""), lp_build_const_float(gallivm, -1.0), "facing"); - LLVMValueRef a0 = lp_build_swizzle_aos(&args->bld, face_val, swizzles); + face_val = lp_build_broadcast_scalar(&args->bld, face_val); + a0 = lp_build_swizzle_aos(&args->bld, face_val, swizzles); store_coef(gallivm, args, slot, a0, args->bld.zero, args->bld.zero); } |