Changed OpenMesh directory structure

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@106 fdac6126-5c0c-442c-9429-916003d36597

src/OpenMesh/Apps/Decimating/DecimaterViewerWidget.hh

@@ -0,0 +1,172 @@
+//=============================================================================
+//                                                                            
+//                               OpenMesh                                     
+//        Copyright (C) 2003 by Computer Graphics Group, RWTH Aachen          
+//                           www.openmesh.org                                 
+//                                                                            
+//-----------------------------------------------------------------------------
+//                                                                            
+//                                License                                     
+//                                                                            
+//   This library is free software; you can redistribute it and/or modify it 
+//   under the terms of the GNU Lesser General Public License as published   
+//   by the Free Software Foundation, version 2.1.                           
+//                                                                             
+//   This library is distributed in the hope that it will be useful, but       
+//   WITHOUT ANY WARRANTY; without even the implied warranty of                
+//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU         
+//   Lesser General Public License for more details.                           
+//                                                                            
+//   You should have received a copy of the GNU Lesser General Public          
+//   License along with this library; if not, write to the Free Software       
+//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                 
+//                                                                            
+//-----------------------------------------------------------------------------
+//                                                                            
+//   $Revision$
+//   $Date$
+//                                                                            
+//=============================================================================
+
+
+#ifndef OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH
+#define OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH
+
+
+//== INCLUDES =================================================================
+
+#if !defined(OM_USE_OSG)
+#  define OM_USE_OSG 0
+#endif
+
+
+#include <qtimer.h>
+#include <string>
+#include <memory>
+
+//--------------------
+#include <OpenMesh/Core/IO/MeshIO.hh>
+//--------------------
+#if OM_USE_OSG
+#  include <OpenMesh/Tools/Kernel_OSG/TriMesh_OSGArrayKernelT.hh>
+#  define DEFAULT_TRAITS Kernel_OSG::Traits
+#  define TRIMESH_KERNEL Kernel_OSG::TriMesh_OSGArrayKernelT
+#else
+//--------------------
+#  include <OpenMesh/Core/Mesh/Traits.hh>
+#  include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
+#  define DEFAULT_TRAITS DefaultTraits
+#  define TRIMESH_KERNEL TriMesh_ArrayKernelT
+#endif
+
+#include <OpenMesh/Apps/QtViewer/MeshViewerWidgetT.hh>
+
+#include <OpenMesh/Tools/Decimater/DecimaterT.hh>
+#include <OpenMesh/Tools/Decimater/ModNormalFlippingT.hh>
+#include <OpenMesh/Tools/Decimater/ModQuadricT.hh>
+
+
+//== CLASS DEFINITION =========================================================
+
+
+using namespace OpenMesh;
+
+struct MyTraits : public DEFAULT_TRAITS
+{
+  VertexAttributes  ( Attributes::Normal       );
+  FaceAttributes    ( Attributes::Normal       );  
+};
+
+typedef TRIMESH_KERNEL<MyTraits>                     mesh_t;
+typedef MeshViewerWidgetT<mesh_t>                    MeshViewerWidget;
+
+//== CLASS DEFINITION =========================================================
+
+
+class DecimaterViewerWidget : public MeshViewerWidget
+{
+  Q_OBJECT
+   
+public:
+  
+  typedef MeshViewerWidget inherited_t;
+
+  typedef Decimater::DecimaterT<mesh_t>                decimater_t;  
+  typedef Decimater::ModQuadricT< decimater_t >        mod_quadric_t;
+  typedef Decimater::ModNormalFlippingT< decimater_t > mod_nf_t;
+
+  // object types
+  typedef std::auto_ptr< decimater_t   >   decimater_o;
+  typedef std::auto_ptr< mod_quadric_t >   mod_quadric_o;
+  typedef std::auto_ptr< mod_nf_t      >   mod_nf_o;
+
+  /// default constructor
+  DecimaterViewerWidget(QWidget* _parent=0)
+    : MeshViewerWidget(_parent), steps_(1)
+  {
+    timer_ = new QTimer(this);
+    
+    connect( timer_, SIGNAL(timeout()), SLOT(animate()) );
+  }
+  
+  /// destructor
+  ~DecimaterViewerWidget()
+  {
+    delete timer_;
+  }
+
+public: // inherited
+
+  bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt)
+  {
+    bool rc;
+
+    if ( (rc = inherited_t::open_mesh( _filename, _opt )) )
+    {
+      std::cout << "prepare decimater" << std::endl;
+
+      // to be compatible with gcc 2.95.3
+      {
+	decimater_o  tmp( new decimater_t  ( mesh() ) );
+	decimater_ = tmp;
+      }
+      {
+	mod_quadric_o  tmp( new mod_quadric_t( *decimater_ ) );
+	mod_quadric_ = tmp;
+      }
+      {
+	mod_nf_o       tmp( new mod_nf_t     ( *decimater_ ) );
+	mod_nf_      = tmp;
+      }
+
+      decimater_->initialize();
+    }
+    return rc;
+  }
+  
+protected slots:
+
+  void animate( void );
+
+protected:   
+
+  virtual void keyPressEvent(QKeyEvent* _event);  
+
+
+private:
+  
+  bool              animate_;
+  QTimer           *timer_;
+
+  decimater_o       decimater_;  
+  mod_quadric_o     mod_quadric_;
+  mod_nf_o          mod_nf_;
+
+  size_t            steps_;
+};
+
+
+//=============================================================================
+#endif // OPENMESHAPPS_DECIMATERVIEWERWIDGET_HH defined
+//=============================================================================
+