From 00d63aafc6d938f13acc9b136ff210fb0bbb15f9 Mon Sep 17 00:00:00 2001
From: Brian <brian@yutani.localnet.net>
Date: Sat, 3 Feb 2007 11:35:02 -0700
Subject: added FLUSH_VERTICES() in _mesa_use_program()

---
 src/mesa/shader/shader_api.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src')

diff --git a/src/mesa/shader/shader_api.c b/src/mesa/shader/shader_api.c
index 1914adb54c..842960099e 100644
--- a/src/mesa/shader/shader_api.c
+++ b/src/mesa/shader/shader_api.c
@@ -842,6 +842,14 @@ _mesa_link_program(GLcontext *ctx, GLuint program)
 void
 _mesa_use_program(GLcontext *ctx, GLuint program)
 {
+   if (ctx->Shader.CurrentProgram &&
+       ctx->Shader.CurrentProgram->Name == program) {
+      /* no-op */
+      return;
+   }
+
+   FLUSH_VERTICES(ctx, _NEW_PROGRAM);
+
    /* unbind old */
    if (ctx->Shader.CurrentProgram) {
       ctx->Shader.CurrentProgram->RefCount--;
-- 
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