[virglrenderer-devel] [PATCH 09/12] arb_gpu_shader5: add support for prim id and samplemask

[Dave Airlie]

From: Dave Airlie <airlied at redhat.com>

---
 src/vrend_shader.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/vrend_shader.c b/src/vrend_shader.c
index 2161766..56b1bbb 100644
--- a/src/vrend_shader.c
+++ b/src/vrend_shader.c
@@ -714,6 +714,14 @@ iter_declaration(struct tgsi_iterate_context *iter,
          name_prefix = "gl_InvocationID";
          ctx->has_ints = true;
          ctx->uses_gpu_shader5 = true;
+      } else if (decl->Semantic.Name == TGSI_SEMANTIC_SAMPLEMASK) {
+         name_prefix = "gl_SampleMaskIn[0]";
+         ctx->has_ints = true;
+         ctx->uses_gpu_shader5 = true;
+      } else if (decl->Semantic.Name == TGSI_SEMANTIC_PRIMID) {
+         name_prefix = "gl_PrimitiveID";
+         ctx->has_ints = true;
+         ctx->uses_gpu_shader5 = true;
       } else {
          fprintf(stderr, "unsupported system value %d\n", decl->Semantic.Name);
          name_prefix = "unknown";
-- 
2.14.3