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SoGLBigImage.h
1 #ifndef COIN_SOGLBIGIMAGE_H
2 #define COIN_SOGLBIGIMAGE_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/SbBasic.h>
28 #include <Inventor/SbVec2s.h>
29 #include <Inventor/SbVec2f.h>
30 #include <Inventor/misc/SoGLImage.h>
31 
32 class COIN_DLL_API SoGLBigImage : public SoGLImage {
33  typedef SoGLImage inherited;
34 
35 public:
36 
37  SoGLBigImage();
38  virtual void unref(SoState * state = NULL);
39 
40  static SoType getClassTypeId(void);
41  virtual SoType getTypeId(void) const ;
42 
43  virtual void setData(const SbImage * image,
44  const Wrap wraps = REPEAT,
45  const Wrap wrapt = REPEAT,
46  const float quality = 0.5f,
47  const int border = 0,
48  SoState * createinstate = NULL);
49 
50  virtual void setData(const SbImage * image,
51  const Wrap wraps,
52  const Wrap wrapt,
53  const Wrap wrapr,
54  const float quality = 0.5f,
55  const int border = 0,
56  SoState * createinstate = NULL);
57 
58  int initSubImages(const SbVec2s & subimagesize) const;
59  void handleSubImage(const int idx, SbVec2f & start, SbVec2f & end,
60  SbVec2f & tcmul);
61  void applySubImage(SoState * state, const int idx, const float quality,
62  const SbVec2s & projsize);
63  SbBool exceededChangeLimit(void);
64  static int setChangeLimit(const int limit);
65 
66  // will return NULL to avoid that SoGLTextureImageElement will
67  // update the texture state.
68  virtual SoGLDisplayList * getGLDisplayList(SoState * state);
69 
70 
71 protected:
72  virtual void unrefOldDL(SoState * state, const uint32_t maxage);
73 
74 public:
75  static void initClass(void);
76 
77 private:
78  virtual ~SoGLBigImage();
79 
80  class SoGLBigImageP * pimpl;
81  friend class SoGLBigImageP;
82 };
83 
84 #endif // !COIN_SOGLBIGIMAGE_H

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