Mesa (master): mesa: check attachment Type field in renderbuffer_exists()

[Brian Paul]

Module: Mesa
Branch: master
Commit: 504d0add1257f63d72d320f99f182412358dc40f
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=504d0add1257f63d72d320f99f182412358dc40f

Author: Brian Paul <brianp at vmware.com>
Date:   Thu Oct 13 07:37:43 2011 -0600

mesa: check attachment Type field in renderbuffer_exists()

Instead of the renderbuffer pointer.  In the future, attaching a texture
may not mean the renderbuffer pointer gets set too.
Plus, remove some commented-out assertions.

---

 src/mesa/main/framebuffer.c |   14 ++++----------
 1 files changed, 4 insertions(+), 10 deletions(-)

diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index 834328b..8d0763d 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -907,27 +907,21 @@ renderbuffer_exists(struct gl_context *ctx,
       break;
    case GL_DEPTH:
    case GL_DEPTH_COMPONENT:
-      if (!att[BUFFER_DEPTH].Renderbuffer) {
+      if (att[BUFFER_DEPTH].Type == GL_NONE) {
          return GL_FALSE;
       }
-      /*ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);*/
       break;
    case GL_STENCIL:
    case GL_STENCIL_INDEX:
-      if (!att[BUFFER_STENCIL].Renderbuffer) {
+      if (att[BUFFER_STENCIL].Type == GL_NONE) {
          return GL_FALSE;
       }
-      /*ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);*/
       break;
    case GL_DEPTH_STENCIL_EXT:
-      if (!att[BUFFER_DEPTH].Renderbuffer ||
-          !att[BUFFER_STENCIL].Renderbuffer) {
+      if (att[BUFFER_DEPTH].Type == GL_NONE ||
+          att[BUFFER_STENCIL].Type == GL_NONE) {
          return GL_FALSE;
       }
-      /*
-      ASSERT(att[BUFFER_DEPTH].Renderbuffer->DepthBits > 0);
-      ASSERT(att[BUFFER_STENCIL].Renderbuffer->StencilBits > 0);
-      */
       break;
    default:
       _mesa_problem(ctx,