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SoCacheHintElement.h
1 #ifndef COIN_SOCACHEHINTELEMENT_H
2 #define COIN_SOCACHEHINTELEMENT_H
3
4 /**************************************************************************\
5 *
6 * This file is part of the Coin 3D visualization library.
7 * Copyright (C) by Kongsberg Oil & Gas Technologies.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Kongsberg Oil & Gas Technologies
18 * about acquiring a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25 \**************************************************************************/
26
27 #include <Inventor/elements/SoSubElement.h>
28
29 class SoCacheHintElementP;
30
31 // Please note that this is an experimental class. The API might
32 // change a lot before/if it's included in any official Coin
33 // release. pederb, 2004-07-02
34 class COIN_DLL_API SoCacheHintElement : public SoElement {
35 typedef SoElement inherited;
36
37 SO_ELEMENT_HEADER(SoCacheHintElement);
38 public:
39 static void initClass(void);
40 protected:
41 virtual ~SoCacheHintElement();
42
43 public:
44
45 virtual void init(SoState * state);
46 virtual void push(SoState * state);
47 virtual void pop(SoState * state, const SoElement * prevtopelement);
48
49 virtual SbBool matches(const SoElement * element) const;
50 virtual SoElement * copyMatchInfo(void) const;
51
52 static void set(SoState * state, SoNode * node,
53 const float memvalue,
54 const float gfxvalue);
55 static void get(SoState * state, float & memvalue, float & gfxvalue);
56
57 protected:
58
59 SoCacheHintElementP * pimpl;
60 };
61
62 #endif // !COIN_SOCACHEHINTELEMENT_H

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