draw: corrections for w coordinate

2010-10-16 11:02:11 +01:00
parent 26ff7523b6
commit c1d6b31866
1 changed files with 3 additions and 2 deletions
@@ -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*/