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SoOffscreenRenderer.h
1 #ifndef COIN_SOOFFSCREENRENDERER_H
2 #define COIN_SOOFFSCREENRENDERER_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/SbViewportRegion.h>
28 #include <Inventor/SbColor.h>
29 #include <Inventor/lists/SbList.h>
30 #include <Inventor/lists/SbPList.h>
31 #include <Inventor/SbString.h>
32 #include <Inventor/SbName.h>
33
34 #include <stdio.h>
35
36 class SoBase;
37 class SoGLRenderAction;
38 class SoNode;
39 class SoPath;
40
41 // This shouldn't strictly be necessary, but the OSF1/cxx compiler
42 // complains if this is left out, while using the "friend class
43 // SoExtSelectionP" statement in the class definition.
44 class SoOffscreenRendererP;
45
46
47 class COIN_DLL_API SoOffscreenRenderer {
48 public:
49 enum Components {
50 LUMINANCE = 1,
51 LUMINANCE_TRANSPARENCY = 2,
52 RGB = 3,
53 RGB_TRANSPARENCY = 4
54 };
55
56 SoOffscreenRenderer(const SbViewportRegion & viewportregion);
57 SoOffscreenRenderer(SoGLRenderAction * action);
58 ~SoOffscreenRenderer();
59
60 static float getScreenPixelsPerInch(void);
61 static SbVec2s getMaximumResolution(void);
62 void setComponents(const Components components);
63 Components getComponents(void) const;
64 void setViewportRegion(const SbViewportRegion & region);
65 const SbViewportRegion & getViewportRegion(void) const;
66 void setBackgroundColor(const SbColor & color);
67 const SbColor & getBackgroundColor(void) const;
68 void setGLRenderAction(SoGLRenderAction * action);
69 SoGLRenderAction * getGLRenderAction(void) const;
70 SbBool render(SoNode * scene);
71 SbBool render(SoPath * scene);
72 unsigned char * getBuffer(void) const;
73 const void * const & getDC(void) const;
74
75 SbBool writeToRGB(FILE * fp) const;
76 SbBool writeToPostScript(FILE * fp) const;
77 SbBool writeToPostScript(FILE * fp, const SbVec2f & printsize) const;
78
79 SbBool writeToRGB(const char * filename) const;
80 SbBool writeToPostScript(const char * filename) const;
81 SbBool writeToPostScript(const char * filename, const SbVec2f & printsize) const;
82
83 SbBool isWriteSupported(const SbName & filetypeextension) const;
84 int getNumWriteFiletypes(void) const;
85 void getWriteFiletypeInfo(const int idx,
86 SbPList & extlist,
87 SbString & fullname,
88 SbString & description);
89 SbBool writeToFile(const SbString & filename, const SbName & filetypeextension) const;
90
91 void setPbufferEnable(SbBool enable);
92 SbBool getPbufferEnable(void) const;
93
94 // Please stop using this function. It will be removed in
95 // Coin 4.0. Use the SbPList version instead.
96 void getWriteFiletypeInfo(const int idx,
97 SbList <SbName> & extlist,
98 SbString & fullname,
99 SbString & description);
100
101 private:
102 friend class SoOffscreenRendererP;
103 class SoOffscreenRendererP * pimpl;
104 };
105
106 #endif // !COIN_SOOFFSCREENRENDERER_H

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