Crazy Eddies GUI System 0.7.5
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00001 /*********************************************************************** 00002 filename: CEGUIOpenGLGeometryBuffer.h 00003 created: Thu Jan 8 2009 00004 author: Paul D Turner 00005 *************************************************************************/ 00006 /*************************************************************************** 00007 * Copyright (C) 2004 - 2010 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 _CEGUIOpenGLGeometryBuffer_h_ 00029 #define _CEGUIOpenGLGeometryBuffer_h_ 00030 00031 #include "../../CEGUIGeometryBuffer.h" 00032 #include "CEGUIOpenGLRenderer.h" 00033 #include "../../CEGUIRect.h" 00034 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 OpenGLTexture; 00047 00052 class OPENGL_GUIRENDERER_API OpenGLGeometryBuffer : public GeometryBuffer 00053 { 00054 public: 00056 OpenGLGeometryBuffer(OpenGLRenderer& owner); 00057 00058 // implementation of abstract members from GeometryBuffer 00059 void draw() const; 00060 void setTranslation(const Vector3& t); 00061 void setRotation(const Vector3& r); 00062 void setPivot(const Vector3& p); 00063 void setClippingRegion(const Rect& region); 00064 void appendVertex(const Vertex& vertex); 00065 void appendGeometry(const Vertex* const vbuff, uint vertex_count); 00066 void setActiveTexture(Texture* texture); 00067 void reset(); 00068 Texture* getActiveTexture() const; 00069 uint getVertexCount() const; 00070 uint getBatchCount() const; 00071 void setRenderEffect(RenderEffect* effect); 00072 RenderEffect* getRenderEffect(); 00073 00075 const double* getMatrix() const; 00076 00077 protected: 00079 void performBatchManagement(); 00080 00082 void updateMatrix() const; 00083 00085 struct GLVertex 00086 { 00087 float tex[2]; 00088 float colour[4]; 00089 float position[3]; 00090 }; 00091 00093 OpenGLRenderer* d_owner; 00095 OpenGLTexture* d_activeTexture; 00097 typedef std::pair<uint, uint> BatchInfo; 00099 typedef std::vector<BatchInfo> BatchList; 00101 BatchList d_batches; 00103 typedef std::vector<GLVertex> VertexList; 00105 VertexList d_vertices; 00107 Rect d_clipRect; 00109 Vector3 d_translation; 00111 Vector3 d_rotation; 00113 Vector3 d_pivot; 00115 RenderEffect* d_effect; 00117 mutable double d_matrix[16]; 00119 mutable bool d_matrixValid; 00120 }; 00121 00122 00123 } // End of CEGUI namespace section 00124 00125 #if defined(_MSC_VER) 00126 # pragma warning(pop) 00127 #endif 00128 00129 #endif // end of guard _CEGUIOpenGLGeometryBuffer_h_