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SoCache.h
1 #ifndef COIN_SOCACHE_H
2 #define COIN_SOCACHE_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 class SoState;
28 class SoElement;
29 class SoCacheP;
30
31 #include <Inventor/SbBasic.h>
32 #include <stddef.h> // for NULL
33
34 class COIN_DLL_API SoCache {
35 public:
36 SoCache(SoState * const state);
37
38 void ref(void);
39 void unref(SoState * state = NULL);
40
41 void addElement(const SoElement * const elem);
42
43 virtual void addCacheDependency(const SoState * state,
44 SoCache * cache);
45 virtual SbBool isValid(const SoState * state) const;
46 const SoElement * getInvalidElement(const SoState * const state) const;
47 void invalidate(void);
48
49 protected:
50 virtual void destroy(SoState * state);
51 virtual ~SoCache();
52
53 private:
54 SoCacheP * pimpl;
55 };
56
57 #endif // !COIN_SOCACHE_H
SoElement
SoElement is the abstract base class for all elements.
Definition: SoElement.h:34
SoState
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:35
SoCache
The SoCache class is the superclass for all internal cache classes.It organizes reference counting to...
Definition: SoCache.h:34

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