OpenMesh
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
ModAspectRatioT.hh
Go to the documentation of this file.
1 /*===========================================================================*\
2  * *
3  * OpenMesh *
4  * Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen *
5  * www.openmesh.org *
6  * *
7  *---------------------------------------------------------------------------*
8  * This file is part of OpenMesh. *
9  * *
10  * OpenMesh is free software: you can redistribute it and/or modify *
11  * it under the terms of the GNU Lesser General Public License as *
12  * published by the Free Software Foundation, either version 3 of *
13  * the License, or (at your option) any later version with the *
14  * following exceptions: *
15  * *
16  * If other files instantiate templates or use macros *
17  * or inline functions from this file, or you compile this file and *
18  * link it with other files to produce an executable, this file does *
19  * not by itself cause the resulting executable to be covered by the *
20  * GNU Lesser General Public License. This exception does not however *
21  * invalidate any other reasons why the executable file might be *
22  * covered by the GNU Lesser General Public License. *
23  * *
24  * OpenMesh is distributed in the hope that it will be useful, *
25  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
26  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
27  * GNU Lesser General Public License for more details. *
28  * *
29  * You should have received a copy of the GNU LesserGeneral Public *
30  * License along with OpenMesh. If not, *
31  * see <http://www.gnu.org/licenses/>. *
32  * *
33  \*===========================================================================*/
34 
35 /*===========================================================================*\
36  * *
37  * $Revision: 448 $ *
38  * $Date: 2011-11-04 13:59:37 +0100 (Fri, 04 Nov 2011) $ *
39  * *
40  \*===========================================================================*/
41 
45 //=============================================================================
46 //
47 // CLASS ModAspectRatioT
48 //
49 //=============================================================================
50 
51 #ifndef OPENMESH_DECIMATER_MODASPECTRATIOT_HH
52 #define OPENMESH_DECIMATER_MODASPECTRATIOT_HH
53 
54 //== INCLUDES =================================================================
55 
57 #include <OpenMesh/Core/Utils/Property.hh>
58 
59 //== NAMESPACES ===============================================================
60 
61 namespace OpenMesh {
62 namespace Decimater {
63 
64 //== CLASS DEFINITION =========================================================
65 
79 template<class DecimaterT>
80 class ModAspectRatioT: public ModBaseT<DecimaterT> {
81  public:
82 
84  ;
85 
86  typedef typename Mesh::Scalar Scalar;
87  typedef typename Mesh::Point Point;
88 
90  ModAspectRatioT(DecimaterT& _dec, float _min_aspect = 5.0, bool _is_binary =
91  true) :
92  Base(_dec, _is_binary), mesh_(Base::mesh()), min_aspect_(
93  1.0 / _min_aspect) {
94  mesh_.add_property(aspect_);
95  }
96 
99  mesh_.remove_property(aspect_);
100  }
101 
103  float aspect_ratio() const {
104  return 1.0 / min_aspect_;
105  }
106 
108  void set_aspect_ratio(float _f) {
109  min_aspect_ = 1.0 / _f;
110  }
111 
113  void initialize();
114 
116  float collapse_priority(const CollapseInfo& _ci);
117 
119  void preprocess_collapse(const CollapseInfo& _ci);
120 
121  private:
122 
126  Scalar aspectRatio(const Point& _v0, const Point& _v1, const Point& _v2);
127 
128  private:
129 
130  Mesh& mesh_;
131  float min_aspect_;
132  FPropHandleT<float> aspect_;
133 };
134 
135 //=============================================================================
136 }// END_NS_DECIMATER
137 } // END_NS_OPENMESH
138 //=============================================================================
139 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_DECIMATER_MODASPECTRATIOT_C)
140 #define OPENMESH_DECIMATER_MODASPECTRATIOT_TEMPLATES
141 #include "ModAspectRatioT.cc"
142 #endif
143 //=============================================================================
144 #endif // OPENMESH_DECIMATER_MODASPECTRATIOT_HH defined
145 //=============================================================================
146 

acg pic Project OpenMesh, ©  Computer Graphics Group, RWTH Aachen. Documentation generated using doxygen .