glsl: Optionally lower TCS gl_PatchVerticesIn to a uniform.

[mesa.git] / src / mesa / program / prog_statevars.c

diff --git a/src/mesa/program/prog_statevars.c b/src/mesa/program/prog_statevars.c
index 23e3015146f1db9fbc47597ecccc3cff8822ecaa..8dddc0b86a920eab7e0dc749d65f93a08dfaf2f9 100644 (file)
--- a/src/mesa/program/prog_statevars.c
+++ b/src/mesa/program/prog_statevars.c
@@ -598,6 +598,10 @@ _mesa_fetch_state(struct gl_context *ctx, const gl_state_index state[],
          }
          return;
 
+      case STATE_TCS_PATCH_VERTICES_IN:
+         val[0].i = ctx->TessCtrlProgram.patch_vertices;
+         return;
+
       case STATE_TES_PATCH_VERTICES_IN:
          if (ctx->TessCtrlProgram._Current)
             val[0].i = ctx->TessCtrlProgram._Current->VerticesOut;