From abbf83551f2ec1d168c3f8449eeed8dad7b394b8 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Wed, 12 Aug 2009 13:44:43 -0600
Subject: mesa: new _mesa_is_bufferobj() function

Tests if the given buffer object is a user-created, non-default buffer object.
Use this instead of testing bufferobj->Name != 0.
---
 src/mesa/main/bufferobj.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/mesa/main/bufferobj.h b/src/mesa/main/bufferobj.h
index 3678fba435..c68291ab91 100644
--- a/src/mesa/main/bufferobj.h
+++ b/src/mesa/main/bufferobj.h
@@ -44,6 +44,18 @@ _mesa_bufferobj_mapped(struct gl_buffer_object *obj)
    return obj->Pointer != NULL;
 }
 
+/**
+ * Is the given buffer object a user-created buffer object?
+ * Mesa uses default buffer objects in several places.  Default buffers
+ * always have Name==0.  User created buffers have Name!=0.
+ */
+static INLINE GLboolean
+_mesa_is_bufferobj(struct gl_buffer_object *obj)
+{
+   return obj->Name != 0;
+}
+
+
 extern void
 _mesa_init_buffer_objects( GLcontext *ctx );
 
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