Crazy Eddies GUI System
0.7.6
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00001 /*********************************************************************** 00002 filename: CEGUIOgreGeometryBuffer.h 00003 created: Tue Feb 17 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 _CEGUIOgreGeometryBuffer_h_ 00029 #define _CEGUIOgreGeometryBuffer_h_ 00030 00031 #include "../../CEGUIGeometryBuffer.h" 00032 #include "CEGUIOgreRenderer.h" 00033 #include "../../CEGUIRect.h" 00034 00035 #include <OgreMatrix4.h> 00036 #include <OgreColourValue.h> 00037 #include <OgreRenderOperation.h> 00038 00039 #include <utility> 00040 #include <vector> 00041 00042 // Ogre forward refs 00043 namespace Ogre 00044 { 00045 class RenderSystem; 00046 } 00047 00048 // Start of CEGUI namespace section 00049 namespace CEGUI 00050 { 00052 class OGRE_GUIRENDERER_API OgreGeometryBuffer : public GeometryBuffer 00053 { 00054 public: 00056 OgreGeometryBuffer(OgreRenderer& owner, Ogre::RenderSystem& rs); 00058 virtual ~OgreGeometryBuffer(); 00059 00061 const Ogre::Matrix4& getMatrix() const; 00062 00063 // implement CEGUI::GeometryBuffer interface. 00064 void draw() const; 00065 void setTranslation(const Vector3& v); 00066 void setRotation(const Vector3& r); 00067 void setPivot(const Vector3& p); 00068 void setClippingRegion(const Rect& region); 00069 void appendVertex(const Vertex& vertex); 00070 void appendGeometry(const Vertex* const vbuff, uint vertex_count); 00071 void setActiveTexture(Texture* texture); 00072 void reset(); 00073 Texture* getActiveTexture() const; 00074 uint getVertexCount() const; 00075 uint getBatchCount() const; 00076 void setRenderEffect(RenderEffect* effect); 00077 RenderEffect* getRenderEffect(); 00078 00079 protected: 00081 Ogre::RGBA colourToOgre(const colour& col) const; 00083 void updateMatrix() const; 00085 void syncHardwareBuffer() const; 00087 void initialiseTextureStates() const; 00088 00090 struct OgreVertex 00091 { 00092 float x, y, z; 00093 Ogre::RGBA diffuse; 00094 float u, v; 00095 }; 00096 00098 OgreRenderer& d_owner; 00100 Ogre::RenderSystem& d_renderSystem; 00102 OgreTexture* d_activeTexture; 00104 Rect d_clipRect; 00106 Vector3 d_translation; 00108 Vector3 d_rotation; 00110 Vector3 d_pivot; 00112 RenderEffect* d_effect; 00114 Vector2 d_texelOffset; 00116 mutable Ogre::Matrix4 d_matrix; 00118 mutable bool d_matrixValid; 00120 mutable Ogre::RenderOperation d_renderOp; 00122 mutable Ogre::HardwareVertexBufferSharedPtr d_hwBuffer; 00124 mutable bool d_sync; 00126 typedef std::pair<Ogre::TexturePtr, uint> BatchInfo; 00128 typedef std::vector<BatchInfo> BatchList; 00130 BatchList d_batches; 00132 typedef std::vector<OgreVertex> VertexList; 00134 VertexList d_vertices; 00135 }; 00136 00137 00138 } // End of CEGUI namespace section 00139 00140 #endif // end of guard _CEGUIOgreGeometryBuffer_h_