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DecimaterViewerWidget.hh
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48 
49 
50 #ifndef OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH
51 #define OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH
52 
53 
54 //== INCLUDES =================================================================
55 
56 #if !defined(OM_USE_OSG)
57 # define OM_USE_OSG 0
58 #endif
59 
60 
61 #include <qtimer.h>
62 #include <string>
63 #include <memory>
64 
65 //--------------------
66 #include <OpenMesh/Core/IO/MeshIO.hh>
67 //--------------------
68 #if OM_USE_OSG
69 # include <OpenMesh/Tools/Kernel_OSG/TriMesh_OSGArrayKernelT.hh>
70 # define DEFAULT_TRAITS Kernel_OSG::Traits
71 # define TRIMESH_KERNEL Kernel_OSG::TriMesh_OSGArrayKernelT
72 #else
73 //--------------------
75 # include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
76 # define DEFAULT_TRAITS DefaultTraits
77 # define TRIMESH_KERNEL TriMesh_ArrayKernelT
78 #endif
79 
80 #include <OpenMesh/Apps/QtViewer/MeshViewerWidgetT.hh>
81 
85 
86 
87 //== CLASS DEFINITION =========================================================
88 
89 
90 using namespace OpenMesh;
91 
92 struct MyTraits : public DEFAULT_TRAITS
93 {
96 };
97 
98 typedef TRIMESH_KERNEL<MyTraits> mesh_t;
100 
101 //== CLASS DEFINITION =========================================================
102 
103 
105 {
106  Q_OBJECT
107 
108 public:
109 
111 
112  typedef Decimater::DecimaterT<mesh_t> decimater_t;
113  typedef Decimater::ModQuadricT< mesh_t >::Handle mod_quadric_t;
114  typedef Decimater::ModNormalFlippingT< mesh_t >::Handle mod_nf_t;
115 
116  // object types
117 #if __cplusplus > 199711L || defined(__GXX_EXPERIMENTAL_CXX0X__)
118  typedef std::unique_ptr< decimater_t > decimater_o;
119 #else
120  typedef std::auto_ptr< decimater_t > decimater_o;
121 #endif
122 
123 
124 
126  DecimaterViewerWidget(QWidget* _parent=0)
127  : MeshViewerWidget(_parent),
128  animate_(false),
129  timer_(0),
130  steps_(1)
131  {
132  timer_ = new QTimer(this);
133 
134  connect( timer_, SIGNAL(timeout()), SLOT(animate()) );
135  }
136 
138  animate_(false),
139  timer_(0),
140  steps_(0)
141  {
142  }
143 
146  {
147  delete timer_;
148  }
149 
150 public: // inherited
151 
152  bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt)
153  {
154  bool rc;
155 
156  if ( (rc = inherited_t::open_mesh( _filename, _opt )) )
157  {
158  std::cout << "prepare decimater" << std::endl;
159 
160  decimater_ = decimater_o ( new decimater_t ( mesh() ) );
161 
162  decimater_->add(mod_quadric_);
163  decimater_->module(mod_quadric_).set_binary(false);
164 
165  decimater_->add(mod_nf_);
166 
167  decimater_->initialize();
168  }
169  return rc;
170  }
171 
172 protected slots:
173 
174  void animate( void );
175 
176 protected:
177 
178  virtual void keyPressEvent(QKeyEvent* _event);
179 
180 
181 private:
182 
183  bool animate_;
184  QTimer *timer_;
185 
186  decimater_o decimater_;
187  mod_quadric_t mod_quadric_;
188  mod_nf_t mod_nf_;
189 
190  size_t steps_;
191 };
192 
193 
194 //=============================================================================
195 #endif // OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH defined
196 //=============================================================================
197 
Add normals to mesh item (vertices/faces)
Definition: Attributes.hh:87
#define FaceAttributes(_i)
Macro for defining the face attributes. See Specifying your MyMesh.
Definition: Traits.hh:93
Set options for reader/writer modules.
Definition: Options.hh:95
Definition: MeshViewerWidgetT.hh:76
#define VertexAttributes(_i)
Macro for defining the vertex attributes. See Specifying your MyMesh.
Definition: Traits.hh:84
bool open_mesh(const char *_filename, OpenMesh::IO::Options _opt)
open mesh
Definition: DecimaterViewerWidget.hh:152
Definition: MeshViewerWidget.hh:80
Definition: DecimaterViewerWidget.hh:104
Triangle mesh based on the ArrayKernel.
Definition: TriMesh_ArrayKernelT.hh:98
This file defines the default traits and some convenience macros.
DecimaterViewerWidget(QWidget *_parent=0)
default constructor
Definition: DecimaterViewerWidget.hh:126
~DecimaterViewerWidget()
destructor
Definition: DecimaterViewerWidget.hh:145
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64

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