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SoCache.h
1 #ifndef COIN_SOCACHE_H
2 #define COIN_SOCACHE_H
3 
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35 
36 class SoState;
37 class SoElement;
38 class SoCacheP;
39 
40 #include <Inventor/SbBasic.h>
41 #include <stddef.h> // for NULL
42 
43 class COIN_DLL_API SoCache {
44 public:
45  SoCache(SoState * const state);
46 
47  void ref(void);
48  void unref(SoState * state = NULL);
49 
50  void addElement(const SoElement * const elem);
51 
52  virtual void addCacheDependency(const SoState * state,
53  SoCache * cache);
54  virtual SbBool isValid(const SoState * state) const;
55  const SoElement * getInvalidElement(const SoState * const state) const;
56  void invalidate(void);
57 
58 protected:
59  virtual void destroy(SoState * state);
60  virtual ~SoCache();
61 
62 private:
63  SoCacheP * pimpl;
64 };
65 
66 #endif // !COIN_SOCACHE_H
SoElement is the abstract base class for all elements.
Definition: SoElement.h:43
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:44
The SoCache class is the superclass for all internal cache classes.It organizes reference counting to...
Definition: SoCache.h:43

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