Crazy Eddie's GUI System  0.8.4
GeometryBuffer.h
00001 /***********************************************************************
00002     created:    Mon Feb 9 2009
00003     author:     Paul D Turner
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 _CEGUIDirect3D9GeometryBuffer_h_
00028 #define _CEGUIDirect3D9GeometryBuffer_h_
00029 
00030 #include "../../GeometryBuffer.h"
00031 #include "CEGUI/RendererModules/Direct3D9/Renderer.h"
00032 #include "../../Rect.h"
00033 #include "../../Quaternion.h"
00034 #include <d3dx9.h>
00035 #include <utility>
00036 #include <vector>
00037 
00038 #if defined(_MSC_VER)
00039 #   pragma warning(push)
00040 #   pragma warning(disable : 4251)
00041 #endif
00042 
00043 // Start of CEGUI namespace section
00044 namespace CEGUI
00045 {
00046 class Direct3D9Texture;
00047 
00052 class DIRECT3D9_GUIRENDERER_API Direct3D9GeometryBuffer : public GeometryBuffer
00053 {
00054 public:
00056     Direct3D9GeometryBuffer(Direct3D9Renderer& owner, LPDIRECT3DDEVICE9 device);
00057 
00059     const D3DXMATRIX* getMatrix() const;
00060 
00061     // implementation of abstract members from GeometryBuffer
00062     void draw() const;
00063     void setTranslation(const Vector3f& t);
00064     void setRotation(const Quaternion& r);
00065     void setPivot(const Vector3f& p);
00066     void setClippingRegion(const Rectf& region);
00067     void appendVertex(const Vertex& vertex);
00068     void appendGeometry(const Vertex* const vbuff, uint vertex_count);
00069     void setActiveTexture(Texture* texture);
00070     void reset();
00071     Texture* getActiveTexture() const;
00072     uint getVertexCount() const;
00073     uint getBatchCount() const;
00074     void setRenderEffect(RenderEffect* effect);
00075     RenderEffect* getRenderEffect();
00076     void setClippingActive(const bool active);
00077     bool isClippingActive() const;
00078 
00079 protected:
00081     void performBatchManagement();
00083     void updateMatrix() const;
00084 
00086     struct D3DVertex
00087     {
00089         FLOAT x, y, z;
00091         DWORD diffuse;
00093         float tu, tv;
00094     };
00095 
00097     struct BatchInfo
00098     {
00099         LPDIRECT3DTEXTURE9 texture;
00100         uint vertexCount;
00101         bool clip;
00102     };
00103 
00105     Direct3D9Renderer& d_owner;
00107     Direct3D9Texture* d_activeTexture;
00109     typedef std::vector<BatchInfo> BatchList;
00111     BatchList d_batches;
00113     typedef std::vector<D3DVertex> VertexList;
00115     VertexList d_vertices;
00117     Rectf d_clipRect;
00119     bool d_clippingActive;
00121     Vector3f d_translation;
00123     Quaternion d_rotation;
00125     Vector3f d_pivot;
00127     RenderEffect* d_effect;
00129     LPDIRECT3DDEVICE9 d_device;
00131     mutable D3DXMATRIX d_matrix;
00133     mutable bool d_matrixValid;
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 _CEGUIDirect3D9GeometryBuffer_h_
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