Changed OpenMesh directory structure

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

src/OpenMesh/Apps/Smoothing/smooth.cc

@@ -0,0 +1,182 @@
+//=============================================================================
+//                                                                            
+//                               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.                 
+//                                                                            
+//-----------------------------------------------------------------------------
+//                                                                            
+//   $Revision$
+//   $Date$
+//                                                                            
+//=============================================================================
+
+
+#include <iostream>
+#include <OpenMesh/Core/IO/MeshIO.hh> // include before kernel type!
+#include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
+#include <OpenMesh/Tools/Utils/Timer.hh>
+#include <OpenMesh/Tools/Smoother/JacobiLaplaceSmootherT.hh>
+#include <OpenMesh/Tools/Utils/getopt.h>
+
+
+using namespace OpenMesh;
+using namespace Smoother;
+
+
+struct MyTraits : public OpenMesh::DefaultTraits
+{
+#if 1
+  typedef OpenMesh::Vec3f Point;
+  typedef OpenMesh::Vec3f Normal;
+#else
+  typedef OpenMesh::Vec3d Point;
+  typedef OpenMesh::Vec3d Normal;
+#endif
+};
+
+typedef OpenMesh::TriMesh_ArrayKernelT<MyTraits>  MyMesh;
+
+
+//-----------------------------------------------------------------------------
+
+void usage_and_exit(int _xcode)
+{
+  std::cout << std::endl;
+  std::cout << "Usage: smooth [Options] <iterations> <input mesh> <output mesh>\n";
+  std::cout << std::endl;
+  std::cout << "Options \n"
+            << std::endl
+	    << "  -c <0|1> \t continuity (C0,C1). Default: C1\n"
+            << "  -t \t\t smooth tangential direction. Default: Enabled\n"
+            << "  -n \t\t smooth normal direction. Default: Enabled\n"
+	    << std::endl;
+  exit(_xcode);
+}
+
+
+//-----------------------------------------------------------------------------
+
+
+int main(int argc, char **argv)
+{
+  int    c;
+
+  MyMesh  mesh;
+  OpenMesh::Utils::Timer t;
+  std::string ifname;
+  std::string ofname;
+
+  SmootherT<MyMesh>::Continuity 
+    continuity = SmootherT<MyMesh>::C1;
+
+  SmootherT<MyMesh>::Component  
+    component  = SmootherT<MyMesh>::Tangential_and_Normal;
+
+  int iterations;
+
+  // ---------------------------------------- evaluate command line
+
+  while ( (c=getopt(argc, argv, "tnc:h"))!=-1 )
+  {
+    switch(c)
+    {
+      case 'c': {
+	switch(*optarg)
+        { 
+	  case '0' : continuity = SmootherT<MyMesh>::C0; break;
+	  case '1' : continuity = SmootherT<MyMesh>::C1; break;
+	}
+	break;
+      }
+      case 't':
+	component = component==SmootherT<MyMesh>::Normal
+	  ? SmootherT<MyMesh>::Tangential_and_Normal
+	  : SmootherT<MyMesh>::Tangential;
+	break;
+
+      case 'n': 
+	component = component==SmootherT<MyMesh>::Tangential 
+	  ? SmootherT<MyMesh>::Tangential_and_Normal
+	  : SmootherT<MyMesh>::Normal;
+	break;
+
+      case 'h': usage_and_exit(0);
+      case '?':
+      default:  usage_and_exit(1);
+    }
+  }
+  
+  if (argc-optind < 3)
+    usage_and_exit(1);
+
+
+  // # iterations
+  {
+    std::stringstream str; str << argv[optind]; str >> iterations;
+  }
+
+
+  // input file
+  ifname = argv[++optind];
+
+
+  // output file
+  ofname = argv[++optind];
+
+
+  OpenMesh::IO::Options opt;
+
+  // ---------------------------------------- read mesh
+  
+  omout() << "read mesh..." << std::flush;
+  t.start();
+  OpenMesh::IO::read_mesh(mesh, ifname, opt);
+  t.stop();
+  omout() << "done (" << t.as_string() << ")\n";
+
+  omout() << "  #V " << mesh.n_vertices() << std::endl;
+
+  // ---------------------------------------- smooth
+
+  JacobiLaplaceSmootherT<MyMesh> smoother(mesh);
+  smoother.initialize(component,continuity);
+ 
+  omout() << "smoothing..." << std::flush;
+
+  t.start(); 
+  smoother.smooth(iterations); 
+  t.stop();
+
+  omout() << "done (";
+  omout() << t.seconds() << "s ~ ";
+  omout() << t.as_string() << ", " 
+        << (iterations*mesh.n_vertices())/t.seconds() << " Vertices/s)\n";
+
+  // ---------------------------------------- write mesh
+
+  omout() << "write mesh..." << std::flush;
+  t.start();
+  OpenMesh::IO::write_mesh(mesh, ofname, opt);
+  t.stop();
+  omout() << "done (" << t.as_string() << ")\n";
+
+  return 0;
+}