Crazy Eddie's GUI System  0.8.4
Texture.h
00001 /***********************************************************************
00002     created:    Wed May 5 2010
00003 *************************************************************************/
00004 /***************************************************************************
00005  *   Copyright (C) 2004 - 2011 Paul D Turner & The CEGUI Development Team
00006  *
00007  *   Permission is hereby granted, free of charge, to any person obtaining
00008  *   a copy of this software and associated documentation files (the
00009  *   "Software"), to deal in the Software without restriction, including
00010  *   without limitation the rights to use, copy, modify, merge, publish,
00011  *   distribute, sublicense, and/or sell copies of the Software, and to
00012  *   permit persons to whom the Software is furnished to do so, subject to
00013  *   the following conditions:
00014  *
00015  *   The above copyright notice and this permission notice shall be
00016  *   included in all copies or substantial portions of the Software.
00017  *
00018  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00019  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00020  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00021  *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00022  *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00023  *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00024  *   OTHER DEALINGS IN THE SOFTWARE.
00025  ***************************************************************************/
00026 #ifndef _CEGUIDirect3D11Texture_h_
00027 #define _CEGUIDirect3D11Texture_h_
00028 
00029 #include "../../Texture.h"
00030 #include "CEGUI/RendererModules/Direct3D11/Renderer.h"
00031 #include "../../Size.h"
00032 #include "../../Vector.h"
00033 
00034 // d3d forward refs
00035 struct ID3D11Device;
00036 struct ID3D11DeviceContext;
00037 struct ID3D11Texture2D;
00038 struct ID3D11ShaderResourceView;
00039 
00040 #if defined(_MSC_VER)
00041 #   pragma warning(push)
00042 #   pragma warning(disable : 4251)
00043 #endif
00044 
00045 // Start of CEGUI namespace section
00046 namespace CEGUI
00047 {
00049 class D3D11_GUIRENDERER_API Direct3D11Texture : public Texture
00050 {
00051 public:
00057     void setDirect3DTexture(ID3D11Texture2D* tex);
00058 
00066     ID3D11Texture2D* getDirect3DTexture() const;
00067 
00075     ID3D11ShaderResourceView* getDirect3DShaderResourceView() const;
00076 
00084     void setOriginalDataSize(const Sizef& sz);
00085 
00086     // implement abstract members from base class.
00087     const String& getName() const;
00088     const Sizef& getSize() const;
00089     const Sizef& getOriginalDataSize() const;
00090     const Vector2f& getTexelScaling() const;
00091     void loadFromFile(const String& filename, const String& resourceGroup);
00092     void loadFromMemory(const void* buffer, const Sizef& buffer_size,
00093                         PixelFormat pixel_format);
00094     void blitFromMemory(const void* sourceData, const Rectf& area);
00095     void blitToMemory(void* targetData);
00096     bool isPixelFormatSupported(const PixelFormat fmt) const;
00097 
00098 protected:
00099     // Friends to allow Renderer to peform construction and destruction
00100     friend Texture& Direct3D11Renderer::createTexture(const String&);
00101     friend Texture& Direct3D11Renderer::createTexture(const String&,
00102                                                       const String&,
00103                                                       const String&);
00104     friend Texture& Direct3D11Renderer::createTexture(const String&,
00105                                                       const Sizef&);
00106     //friend Texture& Direct3D11Renderer::createTexture(ID3D10Texture2D* tex);
00107     friend void Direct3D11Renderer::destroyTexture(Texture&);
00108     friend void Direct3D11Renderer::destroyTexture(const String&);
00109 
00111     Direct3D11Texture(IDevice11& device, const String& name);
00113     Direct3D11Texture(IDevice11& device, const String& name, const String& filename,
00114                       const String& resourceGroup);
00116     Direct3D11Texture(IDevice11& device, const String& name, const Sizef& sz);
00118     Direct3D11Texture(IDevice11& device, const String& name, ID3D11Texture2D* tex);
00120     virtual ~Direct3D11Texture();
00121 
00123     void cleanupDirect3D11Texture();
00125     void updateCachedScaleValues();
00127     void updateTextureSize();
00129     void initialiseShaderResourceView();
00130 
00132     IDevice11& d_device;
00134     ID3D11Texture2D* d_texture;
00136     ID3D11ShaderResourceView* d_resourceView;
00138     Sizef d_size;
00140     Sizef d_dataSize;
00142     Vector2f d_texelScaling;
00144     const String d_name;
00145 };
00146 
00147 
00148 } // End of  CEGUI namespace section
00149 
00150 #if defined(_MSC_VER)
00151 #   pragma warning(pop)
00152 #endif
00153 
00154 #endif  // end of guard _CEGUIDirect3D11Texture_h_
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