1 /*********************************************************************** 2 created: Mon Feb 9 2009 3 author: Paul D Turner 4 *************************************************************************/ 5 /*************************************************************************** 6 * Copyright (C) 2004 - 2011 Paul D Turner & The CEGUI Development Team 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining 9 * a copy of this software and associated documentation files (the 10 * "Software"), to deal in the Software without restriction, including 11 * without limitation the rights to use, copy, modify, merge, publish, 12 * distribute, sublicense, and/or sell copies of the Software, and to 13 * permit persons to whom the Software is furnished to do so, subject to 14 * the following conditions: 15 * 16 * The above copyright notice and this permission notice shall be 17 * included in all copies or substantial portions of the Software. 18 * 19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 22 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR 23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 25 * OTHER DEALINGS IN THE SOFTWARE. 26 ***************************************************************************/ 27 #ifndef _CEGUIDirect3D9GeometryBuffer_h_ 28 #define _CEGUIDirect3D9GeometryBuffer_h_ 29 30 #include "../../GeometryBuffer.h" 31 #include "CEGUI/RendererModules/Direct3D9/Renderer.h" 32 #include "../../Rect.h" 33 #include "../../Quaternion.h" 34 #include <d3dx9.h> 35 #include <utility> 36 #include <vector> 37 38 #if defined(_MSC_VER) 39 # pragma warning(push) 40 # pragma warning(disable : 4251) 41 #endif 42 43 // Start of CEGUI namespace section 44 namespace CEGUI 45 { 46 class Direct3D9Texture; 47 48 /*! 49 \brief 50 Direct3D9 based implementation of the GeometryBuffer interface. 51 */ 52 class DIRECT3D9_GUIRENDERER_API Direct3D9GeometryBuffer : public GeometryBuffer 53 { 54 public: 55 //! Constructor 56 Direct3D9GeometryBuffer(Direct3D9Renderer& owner, LPDIRECT3DDEVICE9 device); 57 58 //! return pointer to D3DXMATRIX used as world transform. 59 const D3DXMATRIX* getMatrix() const; 60 61 // implementation of abstract members from GeometryBuffer 62 void draw() const; 63 void setTranslation(const Vector3f& t); 64 void setRotation(const Quaternion& r); 65 void setPivot(const Vector3f& p); 66 void setClippingRegion(const Rectf& region); 67 void appendVertex(const Vertex& vertex); 68 void appendGeometry(const Vertex* const vbuff, uint vertex_count); 69 void setActiveTexture(Texture* texture); 70 void reset(); 71 Texture* getActiveTexture() const; 72 uint getVertexCount() const; 73 uint getBatchCount() const; 74 void setRenderEffect(RenderEffect* effect); 75 RenderEffect* getRenderEffect(); 76 void setClippingActive(const bool active); 77 bool isClippingActive() const; 78 79 protected: 80 //! perform batch management operations prior to adding new geometry. 81 void performBatchManagement(); 82 //! update cached matrix 83 void updateMatrix() const; 84 85 //! internal Vertex structure used for Direct3D based geometry. 86 struct D3DVertex 87 { 88 //! The transformed position for the vertex. 89 FLOAT x, y, z; 90 //! colour of the vertex. 91 DWORD diffuse; 92 //! texture coordinates. 93 float tu, tv; 94 }; 95 96 //! type to track info for per-texture sub batches of geometry 97 struct BatchInfo 98 { 99 LPDIRECT3DTEXTURE9 texture; 100 uint vertexCount; 101 bool clip; 102 }; 103 104 //! Owning Direct3D9Renderer object 105 Direct3D9Renderer& d_owner; 106 //! last texture that was set as active 107 Direct3D9Texture* d_activeTexture; 108 //! type of container that tracks BatchInfos. 109 typedef std::vector<BatchInfo> BatchList; 110 //! list of texture batches added to the geometry buffer 111 BatchList d_batches; 112 //! type of container used to queue the geometry 113 typedef std::vector<D3DVertex> VertexList; 114 //! container where added geometry is stored. 115 VertexList d_vertices; 116 //! rectangular clip region 117 Rectf d_clipRect; 118 //! whether clipping will be active for the current batch 119 bool d_clippingActive; 120 //! translation vector 121 Vector3f d_translation; 122 //! rotation vector 123 Quaternion d_rotation; 124 //! pivot point for rotation 125 Vector3f d_pivot; 126 //! RenderEffect that will be used by the GeometryBuffer 127 RenderEffect* d_effect; 128 //! The D3D Device 129 LPDIRECT3DDEVICE9 d_device; 130 //! model matrix cache 131 mutable D3DXMATRIX d_matrix; 132 //! true when d_matrix is valid and up to date 133 mutable bool d_matrixValid; 134 }; 135 136 } // End of CEGUI namespace section 137 138 #if defined(_MSC_VER) 139 # pragma warning(pop) 140 #endif 141 142 #endif // end of guard _CEGUIDirect3D9GeometryBuffer_h_ 143