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RendererModules/DirectFB/GeometryBuffer.h
1 /***********************************************************************
2  filename: CEGUIDirectFBGeometryBuffer.h
3  created: Tue Mar 10 2009
4  author: Paul D Turner (parts based on code by Keith Mok)
5 *************************************************************************/
6 /***************************************************************************
7  * Copyright (C) 2004 - 2009 Paul D Turner & The CEGUI Development Team
8  *
9  * Permission is hereby granted, free of charge, to any person obtaining
10  * a copy of this software and associated documentation files (the
11  * "Software"), to deal in the Software without restriction, including
12  * without limitation the rights to use, copy, modify, merge, publish,
13  * distribute, sublicense, and/or sell copies of the Software, and to
14  * permit persons to whom the Software is furnished to do so, subject to
15  * the following conditions:
16  *
17  * The above copyright notice and this permission notice shall be
18  * included in all copies or substantial portions of the Software.
19  *
20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23  * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
24  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
25  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26  * OTHER DEALINGS IN THE SOFTWARE.
27  ***************************************************************************/
28 #ifndef _CEGUIDirectFBGeometryBuffer_h_
29 #define _CEGUIDirectFBGeometryBuffer_h_
30 
31 #include "CEGUI/GeometryBuffer.h"
32 #include "CEGUI/Rect.h"
33 #include "CEGUI/Quaternion.h"
34 #include <directfb.h>
35 #include <vector>
36 
37 
38 // Start of CEGUI namespace section
39 namespace CEGUI
40 {
41 class DirectFBRenderer;
42 class DirectFBTexture;
43 
46 {
47 public:
52 
53  // Implement GeometryBuffer interface.
54  void draw() const;
55  void setTranslation(const Vector3f& v);
56  void setRotation(const Quaternion& r);
57  void setPivot(const Vector3f& p);
58  void setClippingRegion(const Rectf& region);
59  void appendVertex(const Vertex& vertex);
60  void appendGeometry(const Vertex* const vbuff, uint vertex_count);
61  void setActiveTexture(Texture* texture);
62  void reset();
63  Texture* getActiveTexture() const;
64  uint getVertexCount() const;
65  uint getBatchCount() const;
66  void setRenderEffect(RenderEffect* effect);
68  void setClippingActive(const bool active);
69  bool isClippingActive() const;
70 
71 protected:
73  void updateMatrix() const;
74 
76  struct BatchInfo
77  {
78  IDirectFBSurface* texture;
79  uint vertexCount;
80  bool clip;
81  };
82 
88  typedef std::vector<BatchInfo> BatchList;
92  typedef std::vector<DFBVertex> VertexList;
108  mutable s32 d_matrix[9];
110  mutable bool d_matrixValid;
111 };
112 
113 } // End of CEGUI namespace section
114 
115 #endif // end of guard _CEGUIDirectFBGeometryBuffer_h_