[Mesa-dev] [PATCH 46/46] mesa: implement GL_IS_PER_PATCH

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

---
 src/mesa/main/shader_query.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/mesa/main/shader_query.cpp b/src/mesa/main/shader_query.cpp
index 8438d19..65f9400 100644
--- a/src/mesa/main/shader_query.cpp
+++ b/src/mesa/main/shader_query.cpp
@@ -1050,9 +1050,15 @@ _mesa_program_resource_prop(struct gl_shader_program *shProg,
          goto invalid_operation;
       *val = RESOURCE_VAR(res)->data.index;
       return 1;
-
-   /* GL_ARB_tessellation_shader */
    case GL_IS_PER_PATCH:
+      switch (res->Type) {
+      case GL_PROGRAM_INPUT:
+      case GL_PROGRAM_OUTPUT:
+         *val = RESOURCE_VAR(res)->data.patch;
+         return 1;
+      default:
+         goto invalid_operation;
+      }
    default:
       goto invalid_enum;
    }
-- 
2.1.0