C++ To::get_npol方法代码示例

  void setup (Integration* subint, unsigned ichan)
  {
    Pulsar::MoreProfiles* more = NULL;

    unsigned npol = subint->get_npol();
    if (auxiliary)
    {
      more = subint->get_Profile (0,ichan)->get<Pulsar::MoreProfiles>();
      npol = more->get_size();
    }

    try {
      vector<unsigned> pols = ::indeces (npol, indeces);
      profiles.resize (pols.size());

      for (unsigned ipol=0; ipol < pols.size(); ipol++)
      {
	if (more)
	  profiles[ipol] = more->get_Profile( pols[ipol] );
	else
	  profiles[ipol] = subint->get_Profile ( pols[ipol],ichan);
      }
    } 
    catch (...)
    {
      // if parsing indeces fails, then assume that letter codes are used
      Reference::To<const PolnProfile> profile = new_Stokes (subint, ichan);
      profiles.resize (indeces.length());
      for (unsigned ipol=0; ipol < indeces.length(); ipol++)
	profiles[ipol] = new_Profile (profile, indeces[ipol]);
    } 
  }

//.........这里部分代码省略.........
        dsplot->configure("var=1");
      else
        dsplot->configure("var=0");
      click = 0;
      continue;
    }

    // Toggle dynamic spectrum
    if (ch==CMD_METHOD) {
      method = !method;
      redraw = true;
      if (method) 
        dsplot->configure("method=1");
      else
        dsplot->configure("method=0");
      click = 0;
      continue;
    }

    /* toggle log scale */
    if (ch==CMD_LOG) {
      log = !log;
      redraw = true;
      if (log) 
        dsplot->configure("cmap:log=1");
      else
        dsplot->configure("cmap:log=0");
      click = 0;
      continue;
    }

    /* Flip through polarizations */
    if (ch==CMD_POL) {
      pol = (pol + 1) % arch->get_npol();
      char conf[256];
      sprintf(conf, "pol=%d", pol);
      dsplot->configure(conf);
      redraw = true;
      click = 0;
      continue;
    }

    /* Unset zoom */
    if (ch==CMD_UNZOOM) {
      dsplot->configure("srange=(-1,-1)");
      dsplot->configure("y:win=(0,0)");
      pfplot->configure("y:win=(0,0)");
      ptplot->configure("y:win=(0,0)");
      redraw = true;
      click = 0;
      izap=zap_list.size();
      continue;
    }

    /* Save file */
    if (ch==CMD_SAVE || ch==CMD_SAVE_QUIT) {
      /* Apply zaps to original file */
      for (unsigned i=0; i<zap_list.size(); i++) {
        zap = zap_list[i];
        apply_zap_range(orig_arch, &zap);
      }
      cout << "Unloading '" << output_filename << "'..." << endl;
      orig_arch->unload(output_filename);
      click = 0;
      if (ch==CMD_SAVE_QUIT) { ch=CMD_QUIT; }
      continue;

//.........这里部分代码省略.........

    if (!save)
    {
      cout << "Changes will not be saved. Use -m, -u or -e to write results to disk"
	   << endl;
    }

    if (stokesify && unstokesify)
    {
      cerr << "pam: Both -S and --SS options were given.  Poln state will not be changed!" << endl;
      stokesify = false;
      unstokesify = false;
    }

    int flip_option_count=0;
    if (flipsb) flip_option_count++;
    if (flip_freq) flip_option_count++;
    if (reverse_freqs) flip_option_count++;
    if (flip_option_count > 1) {
      cerr << "pam: More than one band-flip option was given, exiting." << endl;
      exit(-1);
    }

    for (unsigned i = 0; i < filenames.size(); i++) try
    {
      if (verbose)
	cerr << "Loading " << filenames[i] << endl;
      
      arch = Pulsar::Archive::load(filenames[i]);

      if( mult > 0.0 ){
	for( unsigned isub=0; isub<arch->get_nsubint();isub++)
	  for( unsigned ichan=0; ichan<arch->get_nchan();ichan++)
	    for( unsigned ipol=0; ipol<arch->get_npol();ipol++)
	      arch->get_Profile(isub,ipol,ichan)->scale( mult );
      }

      if( new_folding_period > 0.0 ){
	Pulsar::counter_drift( arch, new_folding_period, 0.0);
	for( unsigned isub=0; isub<arch->get_nsubint();isub++)
	  arch->get_Integration(isub)->set_folding_period( new_folding_period );
      }

      if (install_receiver) {
	if (verbose)
	  cerr << "pam: Installing receiver: " << install_receiver->get_name()
	       << " in archive" << endl;

	arch->add_extension (install_receiver);
      }

      if (lin || circ) {
	Pulsar::Receiver* receiver = arch->get<Pulsar::Receiver>();

	if (!receiver)
	  cerr << "No Receiver Extension in " << filenames[i] << endl;
	else {
	  if (lin) {
	    receiver->set_basis (Signal::Linear);
	    cout << "Feed basis set to Linear" << endl;
	  }

	  if (circ) {
	    receiver->set_basis (Signal::Circular);
	    cout << "Feed basis set to Circular" << endl;
	  }

int main(int argc, char* argv[]) try
{
  if (argc < 2) {
    usage();
    return EXIT_SUCCESS;
  }
  
  int gotc = 0;
  while ((gotc = getopt(argc, argv, "hvV")) != -1) {
    switch (gotc) {
    case 'h':
      usage();
      return EXIT_SUCCESS;
    case 'V':
      Pulsar::Archive::set_verbosity(3);
      break;
    case 'v':
      Pulsar::Archive::set_verbosity(2);
      break;
    }
  }
  
  if (optind >= argc)
    {
      cerr << "pazi: please specify filename" << endl;
      return -1;
    }
  
  string filename = argv[optind];
  string extension = filename.substr(filename.length() - 2, 2);
  
  if (extension == "rf")
    extension = "rz";
  else if (extension == "cf")
    extension = "cz";
  else
    extension = "pazi";
  
  string write_filename = filename + ".";
  write_filename += extension;
  
  cerr << "pazi: loading data" << endl;
  base_archive = Archive::load(filename);
  
  if (base_archive->get_npol() == 4)
  {
    original_state = base_archive->get_state();
    base_archive->convert_state( Signal::Stokes );
  }
  
  backup_archive = base_archive->clone();
  
  cerr << "pazi: making fscrunched clone" << endl;
  mod_archive = base_archive->clone();
  mod_archive->pscrunch();
  mod_archive->remove_baseline();
  mod_archive->dedisperse();
  mod_archive->fscrunch();

  scrunched_archive = mod_archive->clone();
  scrunched_archive->tscrunch();

  ranges.second = get_max_value(base_archive, plot_type);
  positive_direction = base_archive->get_bandwidth() < 0.0;

  time_orig_plot = factory.construct("time");
  time_mod_plot = factory.construct("time");
  time_fui = time_mod_plot->get_frame_interface();

  freq_orig_plot = factory.construct("freq");
  freq_mod_plot = factory.construct("freq");
  freq_fui = freq_mod_plot->get_frame_interface();

  total_plot = factory.construct("flux");
  total_plot->configure("info=1");

  subint_orig_plot = new ProfilePlot;
  subint_mod_plot = new ProfilePlot;
  subint_fui = subint_mod_plot->get_frame_interface();

  subint_orig_plot->configure("info=1");
  subint_mod_plot->configure("info=1");

  unsigned window = 0;
  char device [8];

  for (unsigned i=0; i<2; i++) do {
    window ++;
    snprintf (device, 8, "%u/XS", window);
  }
  while ( cpgopen (device) < 0 );

  cpgask(0);

  cerr << endl << "Total S/N = " <<
    scrunched_archive->get_Profile(0,0,0)->snr() << endl << endl;

  total_plot->plot(scrunched_archive);
  cpgslct(1);
  time_orig_plot->plot(mod_archive);
//.........这里部分代码省略.........