mesa: initial support for ARB_geometry_shader4

laying down the foundation for everything and implementing most of the
stuff.
linking, gl_VerticesIn and multidimensional inputs are left.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/mesa/main/uniforms.c b/src/mesa/main/uniforms.c
index aac4177f40..cabdb0bdb6 100644
--- a/src/mesa/main/uniforms.c
+++ b/src/mesa/main/uniforms.c
@@ -172,6 +172,11 @@ _mesa_get_active_uniform(GLcontext *ctx, GLuint program, GLuint index,
       progPos = shProg->Uniforms->Uniforms[index].FragPos;
       if (progPos >= 0) {
          prog = &shProg->FragmentProgram->Base;
+      } else {
+         progPos = shProg->Uniforms->Uniforms[index].GeomPos;
+         if (progPos >= 0) {
+            prog = &shProg->GeometryProgram->Base;
+         }
       }
    }