OGRE  2.0
Object-Oriented Graphics Rendering Engine
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OgreGLESRenderTexture.h
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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) 2008 Renato Araujo Oliveira Filho <renatox@gmail.com>
8 Copyright (c) 2000-2014 Torus Knot Software Ltd
9 
10 Permission is hereby granted, free of charge, to any person obtaining a copy
11 of this software and associated documentation files (the "Software"), to deal
12 in the Software without restriction, including without limitation the rights
13 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 copies of the Software, and to permit persons to whom the Software is
15 furnished to do so, subject to the following conditions:
16 
17 The above copyright notice and this permission notice shall be included in
18 all copies or substantial portions of the Software.
19 
20 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
26 THE SOFTWARE.
27 -----------------------------------------------------------------------------
28 */
29 
30 #ifndef __GLESRenderTexture_H__
31 #define __GLESRenderTexture_H__
32 
33 #include "OgreGLESTexture.h"
34 #include "OgreSingleton.h"
35 
36 namespace Ogre {
37  class GLESHardwarePixelBuffer;
38 
42  {
43  public:
47 
48  GLESSurfaceDesc() :buffer(0), zoffset(0), numSamples(0) {}
49  };
50 
54  {
55  public:
56  GLESRenderTexture(const String &name, const GLESSurfaceDesc &target, bool writeGamma, uint fsaa);
57  virtual ~GLESRenderTexture();
58  bool requiresTextureFlipping() const { return true; }
59  };
60 
63  class _OgreGLESExport GLESRTTManager : public Singleton<GLESRTTManager>
64  {
65  public:
66  virtual ~GLESRTTManager();
67 
70  virtual RenderTexture *createRenderTexture(const String &name, const GLESSurfaceDesc &target, bool writeGamma, uint fsaa) = 0;
71 
74  virtual bool checkFormat(PixelFormat format) = 0;
75 
78  virtual void bind(RenderTarget *target) = 0;
79 
84  virtual void unbind(RenderTarget *target) = 0;
85 
86  virtual void getBestDepthStencil(GLenum internalFormat, GLenum *depthFormat, GLenum *stencilFormat)
87  {
88  *depthFormat = GL_NONE;
89  *stencilFormat = GL_NONE;
90  }
91 
94  virtual MultiRenderTarget* createMultiRenderTarget(const String & name);
95 
98  virtual PixelFormat getSupportedAlternative(PixelFormat format);
99  };
100 
103  class GLESCopyingRTTManager;
105  {
106  public:
108  const String &name,
109  const GLESSurfaceDesc &target,
110  bool writeGamma, uint fsaa);
111 
112  virtual void getCustomAttribute(const String& name, void* pData);
113  };
114 
119  {
120  public:
122  virtual ~GLESCopyingRTTManager();
123 
126  virtual RenderTexture *createRenderTexture(const String &name, const GLESSurfaceDesc &target, bool writeGamma, uint fsaa);
127 
130  virtual bool checkFormat(PixelFormat format);
131 
134  virtual void bind(RenderTarget *target);
135 
138  virtual void unbind(RenderTarget *target);
139  };
140 }
141 
142 #endif
A 'canvas' which can receive the results of a rendering operation.
virtual void getBestDepthStencil(GLenum internalFormat, GLenum *depthFormat, GLenum *stencilFormat)
Template class for creating single-instance global classes.
Definition: OgreSingleton.h:64
This class represents a RenderTarget that renders to a Texture.
GL surface descriptor.
#define _OgreGLESExport
This class represents a render target that renders to multiple RenderTextures at once.
Manager/factory for RenderTextures.
PixelFormat
The pixel format used for images, textures, and render surfaces.
Simple, copying manager/factory for RenderTextures.
#define GL_NONE
_StringBase String
Definition: OgreCommon.h:53
Base class for GL Render Textures.
GLESHardwarePixelBuffer * buffer
unsigned int uint