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RendererModules/Direct3D10/GeometryBuffer.h
1 /***********************************************************************
2  created: Sat Mar 7 2009
3  author: Paul D Turner (parts based on code by Rajko Stojadinovic)
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 _CEGUIDirect3D10GeometryBuffer_h_
28 #define _CEGUIDirect3D10GeometryBuffer_h_
29 
30 #include "../../GeometryBuffer.h"
31 #include "CEGUI/RendererModules/Direct3D10/Renderer.h"
32 #include "../../Rect.h"
33 #include "../../Quaternion.h"
34 
35 #include <d3dx10.h>
36 
37 #if defined(_MSC_VER)
38 # pragma warning(push)
39 # pragma warning(disable : 4251)
40 #endif
41 
42 // Start of CEGUI namespace section
43 namespace CEGUI
44 {
45 class Direct3D10Texture;
46 
48 class D3D10_GUIRENDERER_API Direct3D10GeometryBuffer : public GeometryBuffer
49 {
50 public:
53 
56 
58  const D3DXMATRIX* getMatrix() const;
59 
60  // Implement GeometryBuffer interface.
61  void draw() const;
62  void setTranslation(const Vector3f& v);
63  void setRotation(const Quaternion& r);
64  void setPivot(const Vector3f& p);
65  void setClippingRegion(const Rectf& region);
66  void appendVertex(const Vertex& vertex);
67  void appendGeometry(const Vertex* const vbuff, uint vertex_count);
68  void setActiveTexture(Texture* texture);
69  void reset();
70  Texture* getActiveTexture() const;
71  uint getVertexCount() const;
72  uint getBatchCount() const;
73  void setRenderEffect(RenderEffect* effect);
74  RenderEffect* getRenderEffect();
75  void setClippingActive(const bool active);
76  bool isClippingActive() const;
77 
78 protected:
80  void updateMatrix() const;
82  void syncHardwareBuffer() const;
84  void allocateVertexBuffer(const size_t count) const;
86  void cleanupVertexBuffer() const;
87 
89  struct D3DVertex
90  {
92  FLOAT x, y, z;
94  DWORD diffuse;
96  float tu, tv;
97  };
98 
100  struct BatchInfo
101  {
102  const ID3D10ShaderResourceView* texture;
103  uint vertexCount;
104  bool clip;
105  };
106 
107  // Direct3D10Renderer object that created and owns this GeometryBuffer.
108  Direct3D10Renderer& d_owner;
110  ID3D10Device& d_device;
114  mutable ID3D10Buffer* d_vertexBuffer;
116  mutable UINT d_bufferSize;
118  mutable bool d_bufferSynched;
120  typedef std::vector<BatchInfo> BatchList;
124  typedef std::vector<D3DVertex> VertexList;
140  mutable D3DXMATRIX d_matrix;
142  mutable bool d_matrixValid;
143 };
144 
145 
146 } // End of CEGUI namespace section
147 
148 #if defined(_MSC_VER)
149 # pragma warning(pop)
150 #endif
151 
152 #endif // end of guard _CEGUIDirect3D10GeometryBuffer_h_