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DecimaterViewerWidget.hh
1 /*===========================================================================*\
2 * *
3 * OpenMesh *
4 * Copyright (C) 2001-2012 by Computer Graphics Group, RWTH Aachen *
5 * www.openmesh.org *
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10 * OpenMesh is free software: you can redistribute it and/or modify *
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33 \*===========================================================================*/
34
35 /*===========================================================================*\
36 * *
37 * $Revision: 736 $ *
38 * $Date: 2012-10-08 09:30:49 +0200 (Mo, 08. Okt 2012) $ *
39 * *
40 \*===========================================================================*/
41
42
43 #ifndef OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH
44 #define OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH
45
46
47 //== INCLUDES =================================================================
48
49 #if !defined(OM_USE_OSG)
50 # define OM_USE_OSG 0
51 #endif
52
53
54 #include <qtimer.h>
55 #include <string>
56 #include <memory>
57
58 //--------------------
59 #include <OpenMesh/Core/IO/MeshIO.hh>
60 //--------------------
61 #if OM_USE_OSG
62 # include <OpenMesh/Tools/Kernel_OSG/TriMesh_OSGArrayKernelT.hh>
63 # define DEFAULT_TRAITS Kernel_OSG::Traits
64 # define TRIMESH_KERNEL Kernel_OSG::TriMesh_OSGArrayKernelT
65 #else
66 //--------------------
67 # include <OpenMesh/Core/Mesh/Traits.hh>
68 # include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
69 # define DEFAULT_TRAITS DefaultTraits
70 # define TRIMESH_KERNEL TriMesh_ArrayKernelT
71 #endif
72
73 #include <OpenMesh/Apps/QtViewer/MeshViewerWidgetT.hh>
74
75 #include <OpenMesh/Tools/Decimater/DecimaterT.hh>
76 #include <OpenMesh/Tools/Decimater/ModNormalFlippingT.hh>
77 #include <OpenMesh/Tools/Decimater/ModQuadricT.hh>
78
79
80 //== CLASS DEFINITION =========================================================
81
82
83 using namespace OpenMesh;
84
85 struct MyTraits : public DEFAULT_TRAITS
86 {
87 VertexAttributes ( Attributes::Normal );
88 FaceAttributes ( Attributes::Normal );
89 };
90
91 typedef TRIMESH_KERNEL<MyTraits> mesh_t;
92 typedef MeshViewerWidgetT<mesh_t> MeshViewerWidget;
93
94 //== CLASS DEFINITION =========================================================
95
96
97 class DecimaterViewerWidget : public MeshViewerWidget
98 {
99 Q_OBJECT
100
101 public:
102
103 typedef MeshViewerWidget inherited_t;
104
105 typedef Decimater::DecimaterT<mesh_t> decimater_t;
106 typedef Decimater::ModQuadricT< mesh_t >::Handle mod_quadric_t;
107 typedef Decimater::ModNormalFlippingT< mesh_t >::Handle mod_nf_t;
108
109 // object types
110 typedef std::auto_ptr< decimater_t > decimater_o;
111
113 DecimaterViewerWidget(QWidget* _parent=0)
114 : MeshViewerWidget(_parent), steps_(1)
115 {
116 timer_ = new QTimer(this);
117
118 connect( timer_, SIGNAL(timeout()), SLOT(animate()) );
119 }
120
121 DecimaterViewerWidget() :
122 animate_(false),
123 timer_(0),
124 steps_(0)
125 {
126 }
127
129 ~DecimaterViewerWidget()
130 {
131 delete timer_;
132 }
133
134 public: // inherited
135
136 bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt)
137 {
138 bool rc;
139
140 if ( (rc = inherited_t::open_mesh( _filename, _opt )) )
141 {
142 std::cout << "prepare decimater" << std::endl;
143
144 // to be compatible with gcc 2.95.3
145 {
146 decimater_o tmp( new decimater_t ( mesh() ) );
147 decimater_ = tmp;
148 }
149
150 decimater_->add(mod_quadric_);
151 decimater_->module(mod_quadric_).set_binary(false);
152
153 decimater_->add(mod_nf_);
154
155 decimater_->initialize();
156 }
157 return rc;
158 }
159
160 protected slots:
161
162 void animate( void );
163
164 protected:
165
166 virtual void keyPressEvent(QKeyEvent* _event);
167
168
169 private:
170
171 bool animate_;
172 QTimer *timer_;
173
174 decimater_o decimater_;
175 mod_quadric_t mod_quadric_;
176 mod_nf_t mod_nf_;
177
178 size_t steps_;
179 };
180
181
182 //=============================================================================
183 #endif // OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH defined
184 //=============================================================================
185