Crazy Eddies GUI System 0.7.5

CEGUIDirect3D10Texture.h

00001 /***********************************************************************
00002     filename:   CEGUIDirect3D10Texture.h
00003     created:    Sat Mar 7 2009
00004     author:     Paul D Turner (parts based on code by Rajko Stojadinovic)
00005 *************************************************************************/
00006 /***************************************************************************
00007  *   Copyright (C) 2004 - 2009 Paul D Turner & The CEGUI Development Team
00008  *
00009  *   Permission is hereby granted, free of charge, to any person obtaining
00010  *   a copy of this software and associated documentation files (the
00011  *   "Software"), to deal in the Software without restriction, including
00012  *   without limitation the rights to use, copy, modify, merge, publish,
00013  *   distribute, sublicense, and/or sell copies of the Software, and to
00014  *   permit persons to whom the Software is furnished to do so, subject to
00015  *   the following conditions:
00016  *
00017  *   The above copyright notice and this permission notice shall be
00018  *   included in all copies or substantial portions of the Software.
00019  *
00020  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00021  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00022  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00023  *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00024  *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00025  *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00026  *   OTHER DEALINGS IN THE SOFTWARE.
00027  ***************************************************************************/
00028 #ifndef _CEGUIDirect3D10Texture_h_
00029 #define _CEGUIDirect3D10Texture_h_
00030 
00031 #include "../../CEGUITexture.h"
00032 #include "CEGUIDirect3D10Renderer.h"
00033 #include "../../CEGUISize.h"
00034 #include "../../CEGUIVector.h"
00035 
00036 // d3d forward refs
00037 struct ID3D10Device;
00038 struct ID3D10Texture2D;
00039 struct ID3D10ShaderResourceView;
00040 
00041 // Start of CEGUI namespace section
00042 namespace CEGUI
00043 {
00045 class D3D10_GUIRENDERER_API Direct3D10Texture : public Texture
00046 {
00047 public:
00053     void setDirect3DTexture(ID3D10Texture2D* tex);
00054 
00062     ID3D10Texture2D* getDirect3DTexture() const;
00063 
00071     ID3D10ShaderResourceView* getDirect3DShaderResourceView() const;
00072 
00080     void setOriginalDataSize(const Size& sz);
00081 
00082     // implement abstract members from base class.
00083     const Size& getSize() const;
00084     const Size& getOriginalDataSize() const;
00085     const Vector2& getTexelScaling() const;
00086     void loadFromFile(const String& filename, const String& resourceGroup);
00087     void loadFromMemory(const void* buffer, const Size& buffer_size,
00088                         PixelFormat pixel_format);
00089     void saveToMemory(void* buffer);
00090 
00091 protected:
00092     // Friends to allow Renderer to peform construction and destruction
00093     friend Texture& Direct3D10Renderer::createTexture();
00094     friend Texture& Direct3D10Renderer::createTexture(const String&, const String&);
00095     friend Texture& Direct3D10Renderer::createTexture(const Size&);
00096     //friend Texture& Direct3D10Renderer::createTexture(ID3D10Texture2D* tex);
00097     friend void Direct3D10Renderer::destroyTexture(Texture&);
00098 
00100     Direct3D10Texture(ID3D10Device& device);
00102     Direct3D10Texture(ID3D10Device& device, const String& filename,
00103                       const String& resourceGroup);
00105     Direct3D10Texture(ID3D10Device& device, const Size& sz);
00107     Direct3D10Texture(ID3D10Device& device, ID3D10Texture2D* tex);
00109     virtual ~Direct3D10Texture();
00110 
00112     void cleanupDirect3D10Texture();
00114     void updateCachedScaleValues();
00116     void updateTextureSize();
00118     void initialiseShaderResourceView();
00119 
00121     ID3D10Device& d_device;
00123     ID3D10Texture2D* d_texture;
00125     ID3D10ShaderResourceView* d_resourceView;
00127     Size d_size;
00129     Size d_dataSize;
00131     Vector2 d_texelScaling;
00132 };
00133 
00134 
00135 } // End of  CEGUI namespace section
00136 
00137 #endif  // end of guard _CEGUIDirect3D10Texture_h_