OpenMesh
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00001 /*===========================================================================*\ 00002 * * 00003 * OpenMesh * 00004 * Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen * 00005 * www.openmesh.org * 00006 * * 00007 *---------------------------------------------------------------------------* 00008 * This file is part of OpenMesh. * 00009 * * 00010 * OpenMesh is free software: you can redistribute it and/or modify * 00011 * it under the terms of the GNU Lesser General Public License as * 00012 * published by the Free Software Foundation, either version 3 of * 00013 * the License, or (at your option) any later version with the * 00014 * following exceptions: * 00015 * * 00016 * If other files instantiate templates or use macros * 00017 * or inline functions from this file, or you compile this file and * 00018 * link it with other files to produce an executable, this file does * 00019 * not by itself cause the resulting executable to be covered by the * 00020 * GNU Lesser General Public License. This exception does not however * 00021 * invalidate any other reasons why the executable file might be * 00022 * covered by the GNU Lesser General Public License. * 00023 * * 00024 * OpenMesh is distributed in the hope that it will be useful, * 00025 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00026 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00027 * GNU Lesser General Public License for more details. * 00028 * * 00029 * You should have received a copy of the GNU LesserGeneral Public * 00030 * License along with OpenMesh. If not, * 00031 * see <http://www.gnu.org/licenses/>. * 00032 * * 00033 \*===========================================================================*/ 00034 00035 /*===========================================================================*\ 00036 * * 00037 * $Revision: 487 $ * 00038 * $Date: 2012-01-12 13:09:36 +0100 (Do, 12 Jan 2012) $ * 00039 * * 00040 \*===========================================================================*/ 00041 00042 00043 #ifndef OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH 00044 #define OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH 00045 00046 00047 //== INCLUDES ================================================================= 00048 00049 #if !defined(OM_USE_OSG) 00050 # define OM_USE_OSG 0 00051 #endif 00052 00053 00054 #include <qtimer.h> 00055 #include <string> 00056 #include <memory> 00057 00058 //-------------------- 00059 #include <OpenMesh/Core/IO/MeshIO.hh> 00060 //-------------------- 00061 #if OM_USE_OSG 00062 # include <OpenMesh/Tools/Kernel_OSG/TriMesh_OSGArrayKernelT.hh> 00063 # define DEFAULT_TRAITS Kernel_OSG::Traits 00064 # define TRIMESH_KERNEL Kernel_OSG::TriMesh_OSGArrayKernelT 00065 #else 00066 //-------------------- 00067 # include <OpenMesh/Core/Mesh/Traits.hh> 00068 # include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh> 00069 # define DEFAULT_TRAITS DefaultTraits 00070 # define TRIMESH_KERNEL TriMesh_ArrayKernelT 00071 #endif 00072 00073 #include <OpenMesh/Apps/QtViewer/MeshViewerWidgetT.hh> 00074 00075 #include <OpenMesh/Tools/Decimater/DecimaterT.hh> 00076 #include <OpenMesh/Tools/Decimater/ModNormalFlippingT.hh> 00077 #include <OpenMesh/Tools/Decimater/ModQuadricT.hh> 00078 00079 00080 //== CLASS DEFINITION ========================================================= 00081 00082 00083 using namespace OpenMesh; 00084 00085 struct MyTraits : public DEFAULT_TRAITS 00086 { 00087 VertexAttributes ( Attributes::Normal ); 00088 FaceAttributes ( Attributes::Normal ); 00089 }; 00090 00091 typedef TRIMESH_KERNEL<MyTraits> mesh_t; 00092 typedef MeshViewerWidgetT<mesh_t> MeshViewerWidget; 00093 00094 //== CLASS DEFINITION ========================================================= 00095 00096 00097 class DecimaterViewerWidget : public MeshViewerWidget 00098 { 00099 Q_OBJECT 00100 00101 public: 00102 00103 typedef MeshViewerWidget inherited_t; 00104 00105 typedef Decimater::DecimaterT<mesh_t> decimater_t; 00106 typedef Decimater::ModQuadricT< decimater_t > mod_quadric_t; 00107 typedef Decimater::ModNormalFlippingT< decimater_t > mod_nf_t; 00108 00109 // object types 00110 typedef std::auto_ptr< decimater_t > decimater_o; 00111 typedef std::auto_ptr< mod_quadric_t > mod_quadric_o; 00112 typedef std::auto_ptr< mod_nf_t > mod_nf_o; 00113 00115 DecimaterViewerWidget(QWidget* _parent=0) 00116 : MeshViewerWidget(_parent), steps_(1) 00117 { 00118 timer_ = new QTimer(this); 00119 00120 connect( timer_, SIGNAL(timeout()), SLOT(animate()) ); 00121 } 00122 00123 DecimaterViewerWidget() : 00124 animate_(false), 00125 timer_(0), 00126 steps_(0) 00127 { 00128 } 00129 00131 ~DecimaterViewerWidget() 00132 { 00133 delete timer_; 00134 } 00135 00136 public: // inherited 00137 00138 bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt) 00139 { 00140 bool rc; 00141 00142 if ( (rc = inherited_t::open_mesh( _filename, _opt )) ) 00143 { 00144 std::cout << "prepare decimater" << std::endl; 00145 00146 // to be compatible with gcc 2.95.3 00147 { 00148 decimater_o tmp( new decimater_t ( mesh() ) ); 00149 decimater_ = tmp; 00150 } 00151 { 00152 mod_quadric_o tmp( new mod_quadric_t( *decimater_ ) ); 00153 mod_quadric_ = tmp; 00154 } 00155 { 00156 mod_nf_o tmp( new mod_nf_t ( *decimater_ ) ); 00157 mod_nf_ = tmp; 00158 } 00159 00160 decimater_->initialize(); 00161 } 00162 return rc; 00163 } 00164 00165 protected slots: 00166 00167 void animate( void ); 00168 00169 protected: 00170 00171 virtual void keyPressEvent(QKeyEvent* _event); 00172 00173 00174 private: 00175 00176 bool animate_; 00177 QTimer *timer_; 00178 00179 decimater_o decimater_; 00180 mod_quadric_o mod_quadric_; 00181 mod_nf_o mod_nf_; 00182 00183 size_t steps_; 00184 }; 00185 00186 00187 //============================================================================= 00188 #endif // OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH defined 00189 //============================================================================= 00190