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fast_spheres.hh
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1 //------------------------------------------------------------------------------
2 // This file is part of the OpenStructure project <www.openstructure.org>
3 //
4 // Copyright (C) 2008-2011 by the OpenStructure authors
5 //
6 // This library is free software; you can redistribute it and/or modify it under
7 // the terms of the GNU Lesser General Public License as published by the Free
8 // Software Foundation; either version 3.0 of the License, or (at your option)
9 // any later version.
10 // This library is distributed in the hope that it will be useful, but WITHOUT
11 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 // FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
13 // details.
14 //
15 // You should have received a copy of the GNU Lesser General Public License
16 // along with this library; if not, write to the Free Software Foundation, Inc.,
17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 //------------------------------------------------------------------------------
19 #ifndef OST_GFX_IMPL_FAST_SPHERES_HH
20 #define OST_GFX_IMPL_FAST_SPHERES_HH
21 
22 #include <ost/geom/vec3.hh>
23 #include <ost/gfx/color.hh>
24 
25 /*
26  Author: Ansgar Philippsen
27 */
28 
29 #include <vector>
30 
31 namespace ost { namespace gfx { namespace impl {
32 
34  public:
35  struct VData
36  {
37  float pos[3];
38  float col[4];
39  float rad;
40  };
41 
42  typedef std::vector<VData> DataList;
43 
44  FastSphereRenderer(size_t reserve=0);
46 
47  void Clear();
48  void Add(float pos[3], float col[4], float rad);
49  void Add(const geom::Vec3& pos, const Color& col, float rad);
50 
51  void RenderGL();
52 
53  const DataList& Data() const {return data_;}
54 
55  private:
56  DataList data_;
57  };
58 
59 }}} // ns
60 
61 #endif