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SoGLBufferObjectCacheList.h
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1/*=======================================================================
2 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
3 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
4 *** ***
5 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
6 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
7 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
8 *** ***
9 *** RESTRICTED RIGHTS LEGEND ***
10 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
11 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
12 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
13 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
14 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
15 *** ***
16 *** COPYRIGHT (C) 1996-2014 BY FEI S.A.S, ***
17 *** BORDEAUX, FRANCE ***
18 *** ALL RIGHTS RESERVED ***
19**=======================================================================*/
20/*=======================================================================
21** Author : VSG (MMM YYYY)
22**=======================================================================*/
23#ifndef _SO_GL_BUFFEROBJECT_CACHE_LIST_H_
24#define _SO_GL_BUFFEROBJECT_CACHE_LIST_H_
25
27#include <Inventor/caches/SoContextedObjectCache.h>
30#include <Inventor/STL/vector>
31
32
33{
34public:
35 SoGLBufferObjectCache(SoState *)
36 : SoBaseContextObject(SoGLContext::getCurrent()->getSharedGroup())
37 , bufferObject(0)
38 {
39 }
40
41 // Constructor
42 SoGLBufferObjectCache(SoGLContext *)
43 :SoBaseContextObject(SoGLContext::getCurrent()->getSharedGroup())
44 , bufferObject(0)
45 {
46 }
47
48 void createBufferObject( SoGLBufferObject::Usage usage, size_t size )
49 {
50 if (!bufferObject)
51 {
52 bufferObject = new SoGLBufferObject( usage );
53 bufferObject->ref();
54 bufferObject->setSize( size );
55 }
56 }
57
58 virtual ~SoGLBufferObjectCache()
59 {
60 SO_UNREF_RESET(bufferObject);
61 }
62
63 SoGLBufferObject* getBufferObject() { return bufferObject; }
64
65private:
66
67 SoGLBufferObject* bufferObject;
68};
69
70typedef SoContextedObjectCache<SoGLBufferObjectCache> SoGLBufferObjectCacheList;
71
72
73#endif // _SO_GL_BUFFEROBJECT_CACHE_LIST_H_
74
SoContextedObjectCache< SoGLBufferObjectCache > SoGLBufferObjectCacheList
#define SO_UNREF_RESET(object)
helper macro usefull in destructor implementation
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> Context dependen...
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> OpenGL buffer ob...
Usage
This enum declares the possible usages of the memory allocated for the buffer.
<a href="IconLegend.html"><img src="extTGS.gif" alt="VSG extension" border="0"></a> OpenGL context m...
Traversal state.
Definition SoState.h:74
size_t size() const