Esempio n. 1
0
int main( int argc, char *argv[] ) {
  if ( ! (( argc == 1 ) || (argc == 2)) ) {
    std::cout <<"usage: "<< argv[0] <<" [filename]\n";
  }

  ifstream ifs( (argc == 1) ? "data/sitesx.cin" : argv[1] );
  assert( ifs );

  SDG2          sdg;
  SDG2::Site_2  site;

  while ( ifs >> site ) { sdg.insert( site ); }

  ifs.close();

  assert( sdg.is_valid(true, 1) );
  cout << endl << endl;

  // print the number of input and output sites
  cout << "# of input sites : " << sdg.number_of_input_sites() << endl;
  cout << "# of output sites: " << sdg.number_of_output_sites() << endl;

  unsigned int n_ipt(0), n_iseg(0), n_opt(0), n_oseg(0), n_ptx(0);

  // count the number of input points and input segments
  SDG2::Input_sites_iterator iit;
  for (iit = sdg.input_sites_begin(); iit != sdg.input_sites_end(); ++iit)
    {
      if ( iit->is_point() ) { n_ipt++; } else { n_iseg++; }
    }

  // count the number of output points and output segments, as well
  // as the number of points that are points of intersection of pairs
  // of strongly intersecting sites
  SDG2::Output_sites_iterator oit;
  for (oit = sdg.output_sites_begin(); oit != sdg.output_sites_end(); ++oit)
    {
      if ( oit->is_segment() ) { n_oseg++; } else {
        n_opt++;
        if ( !oit->is_input() ) { n_ptx++; }
      }
    }

  cout << endl << "# of input segments:  " << n_iseg << endl;
  cout << "# of input points:    " << n_ipt << endl << endl;
  cout << "# of output segments: " << n_oseg << endl;
  cout << "# of output points:   " << n_opt << endl << endl;
  cout << "# of intersection points: " << n_ptx << endl;

  return 0;
}
Esempio n. 2
0
int main( int argc, char *argv[] )
{
  if ( ! (( argc == 1 ) || (argc == 2)) ) {
    std::cout <<"usage: "<< argv[0] <<" [filename]\n";
  }

  std::ifstream ifs( (argc == 1) ? "data/sitesxx.cin" : argv[1] );
  assert( ifs );

  SDG2 sdg;
  Site_2 site;
  Generate_info generate;

  // read the sites and their info and insert them in the
  // segment Delaunay graph; print them as you read them
  std::cout << std::endl;
  std::cout << "Input sites:" << std::endl;
  std::cout << "------------" << std::endl;
  while ( ifs >> site ) {
    Info info = generate(site);
    std::cout << site << std::flush;
    std::cout << "\r\t\t\t" << info << std::endl;
    sdg.insert(site, info);
  }
  std::cout << std::endl;

  // validate the segment Delaunay graph
  assert( sdg.is_valid(true) );

  // print the sites of the segment Delaunay graph and their info
  std::cout << std::endl;
  std::cout << "Output sites:" << std::endl;
  std::cout << "-------------" << std::endl;
  for (FVIT it = sdg.finite_vertices_begin();
       it != sdg.finite_vertices_end(); ++it) {
    if ( it->site().is_point() ) {
      std::cout << it->site() << std::flush;
      std::cout << "\r\t\t\t" << it->storage_site().info() << std::endl;
    }
  }
  for (FVIT it = sdg.finite_vertices_begin();
       it != sdg.finite_vertices_end(); ++it) {
    if ( it->site().is_segment() ) {
      std::cout << it->site() << std::flush;
      std::cout << "\r\t\t\t" << it->storage_site().info() << std::endl;
    }
  }
  std::cout << std::endl;

  return 0;
}
int main( int argc, char *argv[] ) {
  if ( ! (( argc == 1 ) || (argc == 2)) ) {
    std::cout <<"usage: "<< argv[0] <<" [filename]\n";
  }

  ifstream ifs( (argc == 1) ? "data/sites2.cin" : argv[1] );
  assert( ifs );

  SDG2          sdg;
  SDG2::Site_2  site;

  // read the sites from the stream and insert them in the diagram
  while ( ifs >> site ) {
    sdg.insert( site );
    CGAL_SDG_DEBUG( sdg.file_output_verbose(std::cout); );
    CGAL_assertion( sdg.is_valid(false, 1) );
  }
Esempio n. 4
0
int main()
{
  std::ifstream ifs("data/sites.cin");
  assert( ifs );

  SDG2          sdg;
  SDG2::Site_2  site;

  // read the sites and insert them in the segment Delaunay graph
  while ( ifs >> site ) {
    sdg.insert(site);
  }

  // validate the segment Delaunay graph
  assert( sdg.is_valid(true, 1) );

  return 0;
}
Esempio n. 5
0
int main()
{

  std::ifstream ifs("data/sitesxx.rb.cin");
  assert( ifs );

  SDG2 sdg;
  Site_2 site;

  // read the sites and their info and insert them in the
  // segment Delaunay graph; print them as you read them
  std::cout << std::endl;
  std::cout << "Input sites:" << std::endl;
  std::cout << "------------" << std::endl;
  while ( ifs >> site ) {
    char c;
    ifs >> c;
    Red_blue info = (c == 'r') ? RED : BLUE;
    std::cout << site << std::flush;
    std::cout << "\r\t\t\t" << info << std::endl;
    sdg.insert(site, info);
  }
  std::cout << std::endl;

  // validate the segment Delaunay graph
  assert( sdg.is_valid(true, 1) );

  // print the sites of the segment Delaunay graph and their info
  std::cout << std::endl << std::endl;
  std::cout << "Output sites:" << std::endl;
  std::cout << "-------------" << std::endl;
  for (FVIT it = sdg.finite_vertices_begin();
       it != sdg.finite_vertices_end(); ++it) {
    std::cout << it->site() << std::flush;
    std::cout << "\r\t\t\t" << it->storage_site().info() << std::endl;
  }
  std::cout << std::endl;

  return 0;
}
Esempio n. 6
0
int main( int argc, char *argv[] )
{
  if ( ! (( argc == 1 ) || (argc == 2)) ) {
    std::cout <<"usage: "<< argv[0] <<" [filename]\n";
  }

  std::ifstream ifs( (argc == 1) ? "data/sites.cin" : argv[1] );
  assert( ifs );

  SDG2          sdg;
  SDG2::Site_2  site;

  // read the sites and insert them in the segment Delaunay graph
  while ( ifs >> site ) {
    sdg.insert(site);
  }

  // validate the segment Delaunay graph
  assert( sdg.is_valid(true, 1) );

  return 0;
}
Esempio n. 7
0
int main()
{
  std::ifstream ifs("data/sites.cin");
  assert( ifs );

  SDG2          sdg;
  SDG2::Site_2  site;

  std::vector<SDG2::Site_2> sites;
  // read the sites
  while ( ifs >> site ) {
    sites.push_back(site);
  }

  //insert the sites all at once using spatial sorting to speed the insertion
  sdg.insert( sites.begin(), sites.end(),CGAL::Tag_true() );

  // validate the segment Delaunay graph
  assert( sdg.is_valid(true, 1) );

  return 0;
}