From c298f99b5d9c3ae4aac703313cf7417235a7a79d Mon Sep 17 00:00:00 2001
From: Julien Isorce <julien.isorce@gmail.com>
Date: Thu, 15 Dec 2011 18:08:48 +0100
Subject: [PATCH] [484/906] libvisual_gl: correctly setup depth and blend
 functions

---
 ext/libvisual/visual-gl.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/ext/libvisual/visual-gl.c b/ext/libvisual/visual-gl.c
index 294dfc0c16..6319033e7e 100644
--- a/ext/libvisual/visual-gl.c
+++ b/ext/libvisual/visual-gl.c
@@ -764,6 +764,16 @@ render_frame (gint width, gint height, guint texture, GstVisualGL * visual)
 
   actor_negotiate (visual->display, visual);
 
+  if (visual->is_enabled_gl_depth_test) {
+    glEnable (GL_DEPTH_TEST);
+    glDepthFunc (visual->gl_depth_func);
+  }
+
+  if (visual->is_enabled_gl_blend) {
+    glEnable (GL_BLEND);
+    glBlendFunc (visual->gl_blend_src_alpha, GL_ZERO);
+  }
+
   glMatrixMode (GL_MODELVIEW);
   glScaled (1.0, -1.0, 1.0);
 
@@ -777,6 +787,9 @@ render_frame (gint width, gint height, guint texture, GstVisualGL * visual)
 
   glPopAttrib ();
 
+  glDisable (GL_DEPTH_TEST);
+  glDisable (GL_BLEND);
+
   GST_DEBUG_OBJECT (visual, "rendered one frame");
 }