open_toontown_panda3d/panda/src/putil/nodeCachedReferenceCount.cxx

45 lines
1.8 KiB
C++

// Filename: nodeCachedReferenceCount.cxx
// Created by: drose (07May05)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University. All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license. You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////
#include "nodeCachedReferenceCount.h"
TypeHandle NodeCachedReferenceCount::_type_handle;
////////////////////////////////////////////////////////////////////
// Function: NodeCachedReferenceCount::do_test_ref_count_integrity
// Access: Protected
// Description: Does some easy checks to make sure that the reference
// count isn't completely bogus.
////////////////////////////////////////////////////////////////////
bool NodeCachedReferenceCount::
do_test_ref_count_integrity() const {
nassertr(this != NULL, false);
// If this assertion fails, we're trying to delete an object that
// was just deleted. Possibly you used a real pointer instead of a
// PointerTo at some point, and the object was deleted when the
// PointerTo went out of scope. Maybe you tried to create an
// automatic (local variable) instance of a class that derives from
// ReferenceCount. Or maybe your headers are out of sync, and you
// need to make clean in direct or some higher tree.
nassertr(_node_ref_count != -100, false);
// If this assertion fails, the reference counts are all screwed
// up altogether. Maybe some errant code stomped all over memory
// somewhere.
nassertr(_node_ref_count >= 0, false);
return CachedTypedWritableReferenceCount::do_test_ref_count_integrity();
}