OpenMesh
DecimaterViewerWidget.hh
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41 
42 
43 
44 
45 #ifndef OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH
46 #define OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH
47 
48 
49 //== INCLUDES =================================================================
50 
51 #if !defined(OM_USE_OSG)
52 # define OM_USE_OSG 0
53 #endif
54 
55 
56 #include <qtimer.h>
57 #include <string>
58 #include <memory>
59 
60 //--------------------
61 #include <OpenMesh/Core/IO/MeshIO.hh>
62 //--------------------
63 #if OM_USE_OSG
64 # include <OpenMesh/Tools/Kernel_OSG/TriMesh_OSGArrayKernelT.hh>
65 # define DEFAULT_TRAITS Kernel_OSG::Traits
66 # define TRIMESH_KERNEL Kernel_OSG::TriMesh_OSGArrayKernelT
67 #else
68 //--------------------
70 # include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
71 # define DEFAULT_TRAITS DefaultTraits
72 # define TRIMESH_KERNEL TriMesh_ArrayKernelT
73 #endif
74 
75 #include <OpenMesh/Apps/QtViewer/MeshViewerWidgetT.hh>
76 
80 
81 
82 //== CLASS DEFINITION =========================================================
83 
84 
85 using namespace OpenMesh;
86 
87 struct MyTraits : public DEFAULT_TRAITS
88 {
91 };
92 
93 typedef TRIMESH_KERNEL<MyTraits> mesh_t;
95 
96 //== CLASS DEFINITION =========================================================
97 
98 
100 {
101  Q_OBJECT
102 
103 public:
104 
106 
107  typedef Decimater::DecimaterT<mesh_t> decimater_t;
108  typedef Decimater::ModQuadricT< mesh_t >::Handle mod_quadric_t;
109  typedef Decimater::ModNormalFlippingT< mesh_t >::Handle mod_nf_t;
110 
111  // object types
112 #if (defined(_MSC_VER) && (_MSC_VER >= 1800)) || __cplusplus > 199711L || defined(__GXX_EXPERIMENTAL_CXX0X__)
113  typedef std::unique_ptr< decimater_t > decimater_o;
114 #else
115  typedef std::auto_ptr< decimater_t > decimater_o;
116 #endif
117 
118 
119 
121  explicit DecimaterViewerWidget(QWidget* _parent=0)
123  animate_(false),
124  timer_(0),
125  steps_(1)
126  {
127  timer_ = new QTimer(this);
128 
129  connect( timer_, SIGNAL(timeout()), SLOT(animate()) );
130  }
131 
133  animate_(false),
134  timer_(0),
135  steps_(0)
136  {
137  }
138 
141  {
142  delete timer_;
143  }
144 
145 public: // inherited
146 
147  bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt) override
148  {
149  bool rc;
150 
151  if ( (rc = inherited_t::open_mesh( _filename, _opt )) )
152  {
153  std::cout << "prepare decimater" << std::endl;
154 
155  decimater_ = decimater_o ( new decimater_t ( mesh() ) );
156 
157  decimater_->add(mod_quadric_);
158  decimater_->module(mod_quadric_).set_binary(false);
159 
160  decimater_->add(mod_nf_);
161 
162  decimater_->initialize();
163  }
164  return rc;
165  }
166 
167 protected slots:
168 
169  void animate( void );
170 
171 protected:
172 
173  virtual void keyPressEvent(QKeyEvent* _event) override;
174 
175 
176 private:
177 
178  bool animate_;
179  QTimer *timer_;
180 
181  decimater_o decimater_;
182  mod_quadric_t mod_quadric_;
183  mod_nf_t mod_nf_;
184 
185  size_t steps_;
186 };
187 
188 
189 //=============================================================================
190 #endif // OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH defined
191 //=============================================================================
192 
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
@ Normal
Add normals to mesh item (vertices/faces)
Definition: Attributes.hh:82
Definition: DecimaterViewerWidget.hh:100
~DecimaterViewerWidget()
destructor
Definition: DecimaterViewerWidget.hh:140
bool open_mesh(const char *_filename, OpenMesh::IO::Options _opt) override
open mesh
Definition: DecimaterViewerWidget.hh:147
DecimaterViewerWidget(QWidget *_parent=0)
default constructor
Definition: DecimaterViewerWidget.hh:121
Definition: MeshViewerWidgetT.hh:71
Set options for reader/writer modules.
Definition: Options.hh:91
Triangle mesh based on the ArrayKernel.
Definition: TriMesh_ArrayKernelT.hh:96
This file defines the default traits and some convenience macros.
#define VertexAttributes(_i)
Macro for defining the vertex attributes. See Specifying your MyMesh.
Definition: Traits.hh:79
#define FaceAttributes(_i)
Macro for defining the face attributes. See Specifying your MyMesh.
Definition: Traits.hh:88

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