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Object-Oriented Graphics Rendering Engine
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OgreGLES2RenderTexture.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) 2000-2014 Torus Knot Software Ltd
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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
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28 
29 #ifndef __GLES2RenderTexture_H__
30 #define __GLES2RenderTexture_H__
31 
32 #include "OgreGLES2Texture.h"
33 
34 namespace Ogre {
35  class GLES2HardwarePixelBuffer;
36 
40  {
41  public:
45 
46  GLES2SurfaceDesc() :buffer(0), zoffset(0), numSamples(0) {}
47  };
48 
52  {
53  public:
54  GLES2RenderTexture(const String &name, const GLES2SurfaceDesc &target, bool writeGamma, uint fsaa);
55  virtual ~GLES2RenderTexture();
56  bool requiresTextureFlipping() const { return true; }
57  };
58 
61  class _OgreGLES2Export GLES2RTTManager : public Singleton<GLES2RTTManager>
62  {
63  public:
64  virtual ~GLES2RTTManager();
65 
68  virtual RenderTexture *createRenderTexture(const String &name, const GLES2SurfaceDesc &target, bool writeGamma, uint fsaa) = 0;
69 
72  virtual bool checkFormat(PixelFormat format) = 0;
73 
76  virtual void bind(RenderTarget *target) = 0;
77 
82  virtual void unbind(RenderTarget *target) = 0;
83 
84  virtual void getBestDepthStencil(GLenum internalFormat, GLenum *depthFormat, GLenum *stencilFormat)
85  {
86  *depthFormat = GL_NONE;
87  *stencilFormat = GL_NONE;
88  }
89 
92  virtual MultiRenderTarget* createMultiRenderTarget(const String & name);
93 
96  virtual PixelFormat getSupportedAlternative(PixelFormat format);
97  };
98 
101  class GLES2CopyingRTTManager;
103  {
104  public:
106  const String &name,
107  const GLES2SurfaceDesc &target,
108  bool writeGamma, uint fsaa);
109 
110  virtual void getCustomAttribute(const String& name, void* pData);
111  };
112 
117  {
118  public:
120  virtual ~GLES2CopyingRTTManager();
121 
124  virtual RenderTexture *createRenderTexture(const String &name, const GLES2SurfaceDesc &target, bool writeGamma, uint fsaa);
125 
128  virtual bool checkFormat(PixelFormat format);
129 
132  virtual void bind(RenderTarget *target);
133 
136  virtual void unbind(RenderTarget *target);
137  };
138 }
139 
140 #endif
A 'canvas' which can receive the results of a rendering operation.
unsigned int uint32
Definition: OgrePlatform.h:420
GL surface descriptor.
Template class for creating single-instance global classes.
Definition: OgreSingleton.h:64
This class represents a RenderTarget that renders to a Texture.
#define _OgreGLES2Export
This class represents a render target that renders to multiple RenderTextures at once.
PixelFormat
The pixel format used for images, textures, and render surfaces.
virtual void getBestDepthStencil(GLenum internalFormat, GLenum *depthFormat, GLenum *stencilFormat)
GLES2HardwarePixelBuffer * buffer
#define GL_NONE
_StringBase String
Definition: OgreCommon.h:53
Base class for GL Render Textures.
unsigned int uint
Manager/factory for RenderTextures.
Simple, copying manager/factory for RenderTextures.