OpenMesh
DecimaterViewerWidget.hh
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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 //--------------------
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 
78 
79 
80 //== CLASS DEFINITION =========================================================
81 
82 
83 using namespace OpenMesh;
84 
85 struct MyTraits : public DEFAULT_TRAITS
86 {
89 };
90 
91 typedef TRIMESH_KERNEL<MyTraits> mesh_t;
93 
94 //== CLASS DEFINITION =========================================================
95 
96 
98 {
99  Q_OBJECT
100 
101 public:
102 
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),
115  animate_(false),
116  timer_(0),
117  steps_(1)
118  {
119  timer_ = new QTimer(this);
120 
121  connect( timer_, SIGNAL(timeout()), SLOT(animate()) );
122  }
123 
125  animate_(false),
126  timer_(0),
127  steps_(0)
128  {
129  }
130 
133  {
134  delete timer_;
135  }
136 
137 public: // inherited
138 
139  bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt)
140  {
141  bool rc;
142 
143  if ( (rc = inherited_t::open_mesh( _filename, _opt )) )
144  {
145  std::cout << "prepare decimater" << std::endl;
146 
147  decimater_ = decimater_o ( new decimater_t ( mesh() ) );
148 
149  decimater_->add(mod_quadric_);
150  decimater_->module(mod_quadric_).set_binary(false);
151 
152  decimater_->add(mod_nf_);
153 
154  decimater_->initialize();
155  }
156  return rc;
157  }
158 
159 protected slots:
160 
161  void animate( void );
162 
163 protected:
164 
165  virtual void keyPressEvent(QKeyEvent* _event);
166 
167 
168 private:
169 
170  bool animate_;
171  QTimer *timer_;
172 
173  decimater_o decimater_;
174  mod_quadric_t mod_quadric_;
175  mod_nf_t mod_nf_;
176 
177  size_t steps_;
178 };
179 
180 
181 //=============================================================================
182 #endif // OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH defined
183 //=============================================================================
184 
~DecimaterViewerWidget()
destructor
Definition: DecimaterViewerWidget.hh:132
Set options for reader/writer modules.
Definition: Options.hh:88
Definition: DecimaterViewerWidget.hh:97
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:56
Definition: MeshViewerWidget.hh:73
#define FaceAttributes(_i)
Macro for defining the face attributes. See Specifying your MyMesh.
Definition: Traits.hh:86
DecimaterViewerWidget(QWidget *_parent=0)
default constructor
Definition: DecimaterViewerWidget.hh:113
bool open_mesh(const char *_filename, OpenMesh::IO::Options _opt)
open mesh
Definition: DecimaterViewerWidget.hh:139
Triangle mesh based on the ArrayKernel.
Definition: TriMesh_ArrayKernelT.hh:91
#define VertexAttributes(_i)
Macro for defining the vertex attributes. See Specifying your MyMesh.
Definition: Traits.hh:77
This file defines the default traits and some convenience macros.
Definition: MeshViewerWidgetT.hh:69
Add normals to mesh item (vertices/faces)
Definition: Attributes.hh:80

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