From bdd7506f10d13018a9c71270eed5d3d295978081 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Tue, 7 Jul 2009 13:39:29 -0700
Subject: [PATCH] intel: Fall back on glCopyPixels(GL_DEPTH) or GL_STENCIL.

---
 src/mesa/drivers/dri/intel/intel_pixel_copy.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/mesa/drivers/dri/intel/intel_pixel_copy.c b/src/mesa/drivers/dri/intel/intel_pixel_copy.c
index f523d3eead9..5d52335dee3 100644
--- a/src/mesa/drivers/dri/intel/intel_pixel_copy.c
+++ b/src/mesa/drivers/dri/intel/intel_pixel_copy.c
@@ -272,6 +272,12 @@ do_blit_copypixels(GLcontext * ctx,
    drm_clip_rect_t *cliprects;
    int x_off, y_off;
 
+   if (type == GL_DEPTH || type == GL_STENCIL) {
+      if (INTEL_DEBUG & DEBUG_FALLBACKS)
+	 fprintf(stderr, "glCopyPixels() fallback: GL_DEPTH || GL_STENCIL\n");
+      return GL_FALSE;
+   }
+
    /* Update draw buffer bounds */
    _mesa_update_state(ctx);