delaunay.cpp

//
//  delaunay
//  
//  
//


#include <qtextstream.h>
#include <qfile.h>

#include <stdio.h>
#include <stdlib.h>

#include "DelaunayMeshGenerator.h"



char* __delaunay_version = "<Version> : 1.0.1 (" __DATE__ ", " __TIME__ ")";
char* __delaunay_lib_version = "<Version 1.0.1> (" __DATE__ ", " __TIME__ ")";


void print_help(const char* a)
{
  printf("\n== delaunay mesh generator ==\n\n");
  printf(__delaunay_version);
  printf("\n");
  printf("<Author>  : Jochen Hanff <delauany@pamidion.de>\n");
  printf("\n\n");

  printf("Arguments :\n");

  printf(" -i [input file]  : specifies input file\n");
  printf(" -o [output file] : specifies output file, default is stdout\n");
  printf(" -v, --verbose    : show some progress on stderr\n");
  printf(" --version        : print version\n");
  printf(" -h, --help       : print this help\n");

  printf("\nexamples :\n");
  printf("- $ cat [input file] | %s \n", a );
  printf("- $ %s -i [input file] \n", a );
  
  printf("\n");

}



int main(int args, char* argv[])
{

  QString inputfile;
  QString outputfile;

  bool verbose = false;

  DelaunayMeshGenerator* generator;

  for(int i=1; i<args; i++) {

    QString qarg(argv[i]);

    if(qarg == "-h" || qarg == "-help") {
      print_help(argv[0]);
      exit(0);
    }
    
    if(qarg == "-i") {
      inputfile = argv[i+1];
      i++;
      continue;
    }
    
    if(qarg == "-o") {
      outputfile = argv[i+1];
      i++;
      continue;
    }
    
    if(qarg == "--version") {
      printf("\n==  delaunay mesh generator  ==\n");
      printf(__delaunay_version);
      printf("\n\n");
      exit(0);
    }

    if(qarg == "-v" || qarg == "--verbose") {
      verbose = true;
      continue;
    }

    printf("\ndon't know argument '%s' \n\n", qarg.latin1());
    print_help(argv[0]);
    exit(0);
  }



  if(!inputfile.isEmpty()) {
    generator = new DelaunayMeshGenerator(inputfile,verbose);
  } else {
    QTextIStream cin(stdin);
    generator = new DelaunayMeshGenerator(*(cin.device()),verbose);
  }

  QTextStream* cout;
  QFile* qfile;

  if(!outputfile.isEmpty()) {
    qfile = new QFile(outputfile);
    if(!qfile->open(IO_WriteOnly | IO_Translate )) exit(1);
    cout = new QTextStream( qfile );
    
  } else {
    cout = new QTextStream(stdout,IO_WriteOnly | IO_Translate);
  }

  generator->generate();
  generator->mesh()->write_XML(*cout);

}

---