diff options
| author | Hui Qi Tay <tayhuiqithq@gmail.com> | 2010-10-16 11:02:11 +0100 |
|---|---|---|
| committer | Keith Whitwell <keithw@vmware.com> | 2010-10-17 10:57:43 -0700 |
| commit | c1d6b318661de2acdee38254d3750ed8dfc09e8b (patch) | |
| tree | bc41325f436a0da74193908be3cf52e5b2fb109a /src | |
| parent | 26ff7523b69ddb377ade29296d20abfc46e69489 (diff) | |
draw: corrections for w coordinate
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_llvm.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c index 1c18d90743..7afa37ba94 100644 --- a/src/gallium/auxiliary/draw/draw_llvm.c +++ b/src/gallium/auxiliary/draw/draw_llvm.c @@ -800,9 +800,10 @@ generate_viewport(struct draw_llvm *llvm, /* for 1/w convention*/ out3 = LLVMBuildFDiv(builder, const1, out3, ""); - + LLVMBuildStore(builder, out3, outputs[0][3]); + /* Viewport Mapping */ - for (i=0; i<4; i++){ + for (i=0; i<3; i++){ LLVMValueRef out = LLVMBuildLoad(builder, outputs[0][i], ""); /*x0 x1 x2 x3*/ LLVMValueRef scale = lp_build_const_vec(f32_type, scaleA[i]); /*sx sx sx sx*/ LLVMValueRef trans = lp_build_const_vec(f32_type, transA[i]); /*tx tx tx tx*/ |