draw/llvm: another quick hack for drawing with no position output

Also need to skip things if we have no cv value but pos value
(happens with geometry shaders enabled).
Needs a round of cleanup, though.

diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c
index f1c1f55a58681144901c5aa3fd87b8dfc1ffd4ff..20c9b7981aea3ff4adfa91c56d6bb8ff49235859 100644 (file)
--- a/src/gallium/auxiliary/draw/draw_llvm.c
+++ b/src/gallium/auxiliary/draw/draw_llvm.c
@@ -1354,7 +1354,7 @@ draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant,
                   sampler,
                   variant->key.clamp_vertex_color);
 
-      if (pos != -1) {
+      if (pos != -1 && cv != -1) {
          /* store original positions in clip before further manipulation */
          store_clip(gallivm, vs_type, io, outputs, 0, cv);
          store_clip(gallivm, vs_type, io, outputs, 1, pos);