panda3d/panda/src/gobj/qpgeomCacheEntry.h

69 lines
1.9 KiB
C++

// Filename: qpgeomCacheEntry.h
// Created by: drose (21Mar05)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
#ifndef qpGEOMCACHEENTRY_H
#define qpGEOMCACHEENTRY_H
#include "pandabase.h"
#include "qpgeomCacheManager.h"
#include "referenceCount.h"
#include "config_gobj.h"
#include "pointerTo.h"
#include "mutexHolder.h"
class qpGeom;
class qpGeomPrimitive;
////////////////////////////////////////////////////////////////////
// Class : qpGeomCacheEntry
// Description : This object contains a single cache entry in the
// GeomCacheManager. This is actually the base class of
// any number of individual cache types.
//
// This is part of the experimental Geom rewrite.
////////////////////////////////////////////////////////////////////
class EXPCL_PANDA qpGeomCacheEntry : public ReferenceCount {
public:
INLINE qpGeomCacheEntry();
virtual ~qpGeomCacheEntry();
PT(qpGeomCacheEntry) record();
void refresh();
PT(qpGeomCacheEntry) erase();
virtual void evict_callback();
virtual void output(ostream &out) const;
private:
int _last_frame_used;
INLINE void remove_from_list();
INLINE void insert_before(qpGeomCacheEntry *node);
private:
qpGeomCacheEntry *_prev, *_next;
friend class qpGeomCacheManager;
};
INLINE ostream &operator << (ostream &out, const qpGeomCacheEntry &entry);
#include "qpgeomCacheEntry.I"
#endif