Coin Logo http://www.sim.no/
http://www.coin3d.org/

SoCacheElement.h
1 #ifndef COIN_SOCACHEELEMENT_H
2 #define COIN_SOCACHEELEMENT_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 SoCache;
30 
31 class COIN_DLL_API SoCacheElement : public SoElement {
32  typedef SoElement inherited;
33 
34  SO_ELEMENT_HEADER(SoCacheElement);
35 public:
36  static void initClass(void);
37 protected:
38  virtual ~SoCacheElement();
39 
40 public:
41  virtual void init(SoState * state);
42 
43  virtual void push(SoState * state);
44  virtual void pop(SoState * state, const SoElement * prevTopElement);
45 
46  static void set(SoState * const state, SoCache * const cache);
47  SoCache * getCache(void) const;
48  static SbBool anyOpen(SoState * const state);
49  static void invalidate(SoState * const state);
50  virtual SbBool matches(const SoElement * element) const;
51  virtual SoElement * copyMatchInfo(void) const;
52  SoCacheElement * getNextCacheElement(void) const;
53 
54  static void addElement(SoState * const state,
55  const SoElement * const element);
56  static void addCacheDependency(SoState * const state, SoCache * const cache);
57  static SbBool setInvalid(const SbBool newvalue);
58  static SoCache * getCurrentCache(SoState * const state);
59 
60 private:
61  SoCache * cache;
62  static SbBool invalidated;
63 };
64 
65 #endif // !COIN_SOCACHEELEMENT_H
static void initClass(void)
Definition: SoElement.cpp:507
The SoCacheElement class stores and manages the open caches.
Definition: SoCacheElement.h:31
virtual SbBool matches(const SoElement *element) const =0
Definition: SoElement.cpp:609
virtual void push(SoState *state)
Definition: SoElement.cpp:570
SoElement is the abstract base class for all elements.
Definition: SoElement.h:34
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:35
virtual void init(SoState *state)
Definition: SoElement.cpp:553
virtual SoElement * copyMatchInfo(void) const =0
The SoCache class is the superclass for all internal cache classes.It organizes reference counting to...
Definition: SoCache.h:34
virtual void pop(SoState *state, const SoElement *prevTopElement)
Definition: SoElement.cpp:585

Copyright © 1998-2010 by Kongsberg Oil & Gas Technologies. All rights reserved.

Generated on Fri Sep 9 2016 for Coin by Doxygen 1.8.5.