Crazy Eddie's GUI System  0.8.4
GeometryBuffer.h
00001 /***********************************************************************
00002     created:    Sat Mar 7 2009
00003     author:     Paul D Turner (parts based on code by Rajko Stojadinovic)
00004 *************************************************************************/
00005 /***************************************************************************
00006  *   Copyright (C) 2004 - 2011 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 _CEGUIDirect3D10GeometryBuffer_h_
00028 #define _CEGUIDirect3D10GeometryBuffer_h_
00029 
00030 #include "../../GeometryBuffer.h"
00031 #include "CEGUI/RendererModules/Direct3D10/Renderer.h"
00032 #include "../../Rect.h"
00033 #include "../../Quaternion.h"
00034 
00035 #include <d3dx10.h>
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 Direct3D10Texture;
00046 
00048 class D3D10_GUIRENDERER_API Direct3D10GeometryBuffer : public GeometryBuffer
00049 {
00050 public:
00052     Direct3D10GeometryBuffer(Direct3D10Renderer& owner);
00053 
00055     ~Direct3D10GeometryBuffer();
00056 
00058     const D3DXMATRIX* getMatrix() const;
00059 
00060     // Implement GeometryBuffer interface.
00061     void draw() const;
00062     void setTranslation(const Vector3f& v);
00063     void setRotation(const Quaternion& r);
00064     void setPivot(const Vector3f& p);
00065     void setClippingRegion(const Rectf& 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     void setClippingActive(const bool active);
00076     bool isClippingActive() const;
00077 
00078 protected:
00080     void updateMatrix() const;
00082     void syncHardwareBuffer() const;
00084     void allocateVertexBuffer(const size_t count) const;
00086     void cleanupVertexBuffer() const;
00087 
00089     struct D3DVertex
00090     {
00092         FLOAT x, y, z;
00094         DWORD diffuse;
00096         float tu, tv;
00097     };
00098 
00100     struct BatchInfo
00101     {
00102         const ID3D10ShaderResourceView* texture;
00103         uint vertexCount;
00104         bool clip;
00105     };
00106 
00107     // Direct3D10Renderer object that created and owns this GeometryBuffer.
00108     Direct3D10Renderer& d_owner;
00110     ID3D10Device& d_device;
00112     Direct3D10Texture* d_activeTexture;
00114     mutable ID3D10Buffer* d_vertexBuffer;
00116     mutable UINT d_bufferSize;
00118     mutable bool d_bufferSynched;
00120     typedef std::vector<BatchInfo> BatchList;
00122     BatchList d_batches;
00124     typedef std::vector<D3DVertex> VertexList;
00126     VertexList d_vertices;
00128     Rectf d_clipRect;
00130     bool d_clippingActive;
00132     Vector3f d_translation;
00134     Quaternion d_rotation;
00136     Vector3f d_pivot;
00138     RenderEffect* d_effect;
00140     mutable D3DXMATRIX d_matrix;
00142     mutable bool d_matrixValid;
00143 };
00144 
00145 
00146 } // End of  CEGUI namespace section
00147 
00148 #if defined(_MSC_VER)
00149 #   pragma warning(pop)
00150 #endif
00151 
00152 #endif  // end of guard _CEGUIDirect3D10GeometryBuffer_h_
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