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CEGUIDirect3D11GeometryBuffer.h

00001 /***********************************************************************
00002     filename:   CEGUIDirect3D11GeometryBuffer.h
00003     created:    Wed May 5 2010
00004 *************************************************************************/
00005 /***************************************************************************
00006  *   Copyright (C) 2004 - 2010 Paul D Turner & The CEGUI Development Team
00007  *
00008  *   Permission is hereby granted, free of charge, to any person obtaining
00009  *   a copy of this software and associated documentation files (the
00010  *   "Software"), to deal in the Software without restriction, including
00011  *   without limitation the rights to use, copy, modify, merge, publish,
00012  *   distribute, sublicense, and/or sell copies of the Software, and to
00013  *   permit persons to whom the Software is furnished to do so, subject to
00014  *   the following conditions:
00015  *
00016  *   The above copyright notice and this permission notice shall be
00017  *   included in all copies or substantial portions of the Software.
00018  *
00019  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00020  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00021  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00022  *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00023  *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00024  *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00025  *   OTHER DEALINGS IN THE SOFTWARE.
00026  ***************************************************************************/
00027 #ifndef _CEGUIDirect3D11GeometryBuffer_h_
00028 #define _CEGUIDirect3D11GeometryBuffer_h_
00029 
00030 #include "../../CEGUIGeometryBuffer.h"
00031 #include "CEGUIDirect3D11Renderer.h"
00032 #include "../../CEGUIRect.h"
00033 
00034 
00035 
00036 
00037 #if defined(_MSC_VER)
00038 #   pragma warning(push)
00039 #   pragma warning(disable : 4251)
00040 #endif
00041 
00042 // Start of CEGUI namespace section
00043 namespace CEGUI
00044 {
00045 class Direct3D11Texture;
00046 
00048 class D3D11_GUIRENDERER_API Direct3D11GeometryBuffer : public GeometryBuffer
00049 {
00050 public:
00052     Direct3D11GeometryBuffer(Direct3D11Renderer& owner);
00053 
00055     ~Direct3D11GeometryBuffer();
00056 
00058     const D3DXMATRIX* getMatrix() const;
00059 
00060     // Implement GeometryBuffer interface.
00061     void draw() const;
00062     void setTranslation(const Vector3& v);
00063     void setRotation(const Vector3& r);
00064     void setPivot(const Vector3& p);
00065     void setClippingRegion(const Rect& region);
00066     void appendVertex(const Vertex& vertex);
00067     void appendGeometry(const Vertex* const vbuff, uint vertex_count);
00068     void setActiveTexture(Texture* texture);
00069     void reset();
00070     Texture* getActiveTexture() const;
00071     uint getVertexCount() const;
00072     uint getBatchCount() const;
00073     void setRenderEffect(RenderEffect* effect);
00074     RenderEffect* getRenderEffect();
00075 
00076 protected:
00078     void updateMatrix() const;
00080     void syncHardwareBuffer() const;
00082     void allocateVertexBuffer(const size_t count) const;
00084     void cleanupVertexBuffer() const;
00085 
00087     struct D3DVertex
00088     {
00090         FLOAT x, y, z;
00092         DWORD diffuse;
00094         float tu, tv;
00095     };
00096 
00097     // Direct3D11Renderer object that created and owns this GeometryBuffer.
00098     Direct3D11Renderer& d_owner;
00100     IDevice11& d_device;
00102     Direct3D11Texture* d_activeTexture;
00104     mutable ID3D11Buffer* d_vertexBuffer;
00106     mutable UINT d_bufferSize;
00108     mutable bool d_bufferSynched;
00110     typedef std::pair<const ID3D11ShaderResourceView*, uint> BatchInfo;
00112     typedef std::vector<BatchInfo> BatchList;
00114     BatchList d_batches;
00116     typedef std::vector<D3DVertex> VertexList;
00118     VertexList d_vertices;
00120     Rect d_clipRect;
00122     Vector3 d_translation;
00124     Vector3 d_rotation;
00126     Vector3 d_pivot;
00128     RenderEffect* d_effect;
00130     mutable D3DXMATRIX d_matrix;
00132     mutable bool d_matrixValid;
00133 };
00134 
00135 
00136 } // End of  CEGUI namespace section
00137 
00138 #if defined(_MSC_VER)
00139 #   pragma warning(pop)
00140 #endif
00141 
00142 #endif  // end of guard _CEGUIDirect3D11GeometryBuffer_h_

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