OgreGLPBRenderTexture.h
Go to the documentation of this file.
1 /*
2 -----------------------------------------------------------------------------
3 This source file is part of OGRE
4  (Object-oriented Graphics Rendering Engine)
5 For the latest info, see http://www.ogre3d.org/
6 
7 Copyright (c) 2000-2013 Torus Knot Software Ltd
8 
9 Permission is hereby granted, free of charge, to any person obtaining a copy
10 of this software and associated documentation files (the "Software"), to deal
11 in the Software without restriction, including without limitation the rights
12 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 copies of the Software, and to permit persons to whom the Software is
14 furnished to do so, subject to the following conditions:
15 
16 The above copyright notice and this permission notice shall be included in
17 all copies or substantial portions of the Software.
18 
19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 THE SOFTWARE.
26 -----------------------------------------------------------------------------
27 */
28 
29 #ifndef __GLPBRENDERTEXTURE_H__
30 #define __GLPBRENDERTEXTURE_H__
31 
32 #include "OgreGLRenderTexture.h"
33 #include "OgreGLPBuffer.h"
34 namespace Ogre {
35 
38  class GLPBRTTManager;
40  {
41  public:
42  GLPBRenderTexture(GLPBRTTManager *manager, const String &name, const GLSurfaceDesc &target, bool writeGamma, uint fsaa);
43  virtual ~GLPBRenderTexture();
44 
45  virtual void getCustomAttribute(const String& name, void* pData);
46  protected:
49  };
50 
54  {
55  public:
56  GLPBRTTManager(GLSupport *support, RenderTarget *mainwindow);
57  virtual ~GLPBRTTManager();
58 
61  virtual RenderTexture *createRenderTexture(const String &name,
62  const GLSurfaceDesc &target, bool writeGamma, uint fsaa);
63 
66  virtual bool checkFormat(PixelFormat format);
67 
70  virtual void bind(RenderTarget *target);
71 
74  virtual void unbind(RenderTarget *target);
75 
78  void requestPBuffer(PixelComponentType ctype, uint32 width, uint32 height);
79 
82  void releasePBuffer(PixelComponentType ctype);
83 
86  GLContext *getContextFor(PixelComponentType ctype, uint32 width, uint32 height);
87  protected:
95  struct PBRef
96  {
97  PBRef(): pb(0),refcount(0) {}
99  size_t refcount;
100  };
102  PBRef mPBuffers[PCT_COUNT];
103  };
104 }
105 
106 #endif // __GLPBRENDERTEXTURE_H__
An off-screen rendering context.
Definition: OgreGLPBuffer.h:38
A 'canvas' which can receive the results of a rendering operation.
unsigned int uint
Unsigned integer per component.
Class that encapsulates an GL context.
Definition: OgreGLContext.h:41
PixelFormat
The pixel format used for images, textures, and render surfaces.
GL surface descriptor.
RenderTarget * mMainWindow
Primary window reference.
Manager/factory for RenderTextures.
#define _OgreGLExport
PixelComponentType
Pixel component format.
This class represents a RenderTarget that renders to a Texture.
Reference to a PBuffer, with refcount.
_StringBase String
unsigned int uint32
Definition: OgrePlatform.h:359
This source file is part of OGRE (Object-oriented Graphics Rendering Engine) For the latest info...
GLSupport * mSupport
GLSupport reference, used to create PBuffers.
Manager for rendertextures and PBuffers (offscreen rendering contexts)
Base class for GL Render Textures.
PixelComponentType mPBFormat
GLContext * mMainContext
Primary window context.

Copyright © 2012 Torus Knot Software Ltd
Creative Commons License
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun Oct 22 2017 04:04:15