OGRE  2.0
Object-Oriented Graphics Rendering Engine
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Groups Pages
OgreGL3PlusTextureBuffer.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) 2000-2014 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 __GL3PlusTextureBuffer_H__
30 #define __GL3PlusTextureBuffer_H__
31 
33 
34 namespace Ogre {
35 
39  {
40  public:
42  GL3PlusTextureBuffer(const String &baseName, GLenum target, GLuint id,
43  GLint face, GLint level, Usage usage,
44  bool writeGamma, uint fsaa);
46 
48  virtual void bindToFramebuffer(GLenum attachment, uint32 zoffset);
49 
51  RenderTexture* getRenderTarget(size_t);
52 
54  virtual void upload(const PixelBox &data, const Image::Box &dest);
55 
57  virtual void download(const PixelBox &data);
58 
60  virtual void blitFromMemory(const PixelBox &src_orig, const Image::Box &dstBox);
61 
63  void _clearSliceRTT(size_t zoffset)
64  {
65  mSliceTRT[zoffset] = 0;
66  }
67 
69  void copyFromFramebuffer(uint32 zoffset);
70 
72  void blit(const HardwarePixelBufferSharedPtr &src,
73  const Image::Box &srcBox, const Image::Box &dstBox);
74  // Blitting implementation
75  void blitFromTexture(GL3PlusTextureBuffer *src,
76  const Image::Box &srcBox, const Image::Box &dstBox);
77  protected:
78  // In case this is a texture level.
79  GLenum mTarget;
80  // Same as mTarget in case of GL_TEXTURE_xD, but cubemap face
81  // for cubemaps.
82  GLenum mFaceTarget;
83  GLuint mTextureID;
84  GLuint mBufferId;
85  GLint mFace;
86  GLint mLevel;
87 
90  };
91 
92 }
93 
94 #endif
void _clearSliceRTT(size_t zoffset)
Notify TextureBuffer of destruction of render target.
unsigned int uint32
Definition: OgrePlatform.h:420
vector< RenderTexture * >::type SliceTRT
This class represents a RenderTarget that renders to a Texture.
Structure used to define a box in a 3-D integer space.
Definition: OgreCommon.h:689
Usage
Enums describing buffer usage; not mutually exclusive.
Shared pointer implementation used to share pixel buffers.
#define _OgreGL3PlusExport
_StringBase String
Definition: OgreCommon.h:53
unsigned int uint