From 84c5d0a789d40f625932e4006cdde19eca2f5558 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Thu, 30 Mar 2006 16:29:41 +0000
Subject: comments regarding assertions

---
 src/mesa/main/framebuffer.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index 55e9bbc79d..a6607387fe 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -661,6 +661,10 @@ _mesa_source_buffer_exists(GLcontext *ctx, GLenum format)
       if (ctx->ReadBuffer->_ColorReadBuffer == NULL) {
          return GL_FALSE;
       }
+      /* XXX enable this post 6.5 release:
+      ASSERT(ctx->ReadBuffer->_ColorReadBuffer->RedBits > 0 ||
+             ctx->ReadBuffer->_ColorReadBuffer->IndexBits > 0);
+      */
       break;
    case GL_DEPTH:
    case GL_DEPTH_COMPONENT:
@@ -726,6 +730,7 @@ _mesa_dest_buffer_exists(GLcontext *ctx, GLenum format)
    case GL_ABGR_EXT:
    case GL_COLOR_INDEX:
       /* nothing special */
+      /* Could assert that colorbuffer has RedBits > 0 */
       break;
    case GL_DEPTH:
    case GL_DEPTH_COMPONENT:
-- 
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