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00001 #ifndef COIN_SOCACHEHINTELEMENT_H 00002 #define COIN_SOCACHEHINTELEMENT_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) by Kongsberg Oil & Gas Technologies. 00008 * 00009 * This library is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU General Public License 00011 * ("GPL") version 2 as published by the Free Software Foundation. 00012 * See the file LICENSE.GPL at the root directory of this source 00013 * distribution for additional information about the GNU GPL. 00014 * 00015 * For using Coin with software that can not be combined with the GNU 00016 * GPL, and for taking advantage of the additional benefits of our 00017 * support services, please contact Kongsberg Oil & Gas Technologies 00018 * about acquiring a Coin Professional Edition License. 00019 * 00020 * See http://www.coin3d.org/ for more information. 00021 * 00022 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/elements/SoSubElement.h> 00028 00029 class SoCacheHintElementP; 00030 00031 // Please note that this is an experimental class. The API might 00032 // change a lot before/if it's included in any official Coin 00033 // release. pederb, 2004-07-02 00034 class COIN_DLL_API SoCacheHintElement : public SoElement { 00035 typedef SoElement inherited; 00036 00037 SO_ELEMENT_HEADER(SoCacheHintElement); 00038 public: 00039 static void initClass(void); 00040 protected: 00041 virtual ~SoCacheHintElement(); 00042 00043 public: 00044 00045 virtual void init(SoState * state); 00046 virtual void push(SoState * state); 00047 virtual void pop(SoState * state, const SoElement * prevtopelement); 00048 00049 virtual SbBool matches(const SoElement * element) const; 00050 virtual SoElement * copyMatchInfo(void) const; 00051 00052 static void set(SoState * state, SoNode * node, 00053 const float memvalue, 00054 const float gfxvalue); 00055 static void get(SoState * state, float & memvalue, float & gfxvalue); 00056 00057 protected: 00058 00059 SoCacheHintElementP * pimpl; 00060 }; 00061 00062 #endif // !COIN_SOCACHEHINTELEMENT_H
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