doc-examples/range.cpp

Example of range on Domain.

See also

DGtal Space

 
#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/kernel/SpaceND.h"
#include "DGtal/helpers/StdDefs.h"
#include "DGtal/kernel/domains/HyperRectDomain.h"
#include "DGtal/io/boards/Board2D.h"
 
 
using namespace std;
using namespace DGtal;
 
 
int main()
{
  trace.beginBlock ( "Example range" );
  
  typedef SpaceND<3> TSpace;  
  TSpace::Point a(1, 1, 1);
  TSpace::Point b(5, 5, 5);
  HyperRectDomain<TSpace> domain(a,b);
 
  std::vector<TSpace::Dimension> v(2); v[0]=2; v[1]=1;
  TSpace::Point c(3,1,1);
  for( HyperRectDomain<TSpace>::ConstSubRange::ConstReverseIterator 
   it = domain.subRange(v, c).rbegin(), itend =  domain.subRange(v, c).rend();
       it != itend; 
       ++it)
    trace.info() << "Processing point"<< (*it) << endl;
 
  trace.endBlock();
 
  trace.beginBlock ( "Example range with CPP11 initializer list" );
  
  for( HyperRectDomain<TSpace>::ConstSubRange::ConstReverseIterator 
   it = domain.subRange({2,1}, c).rbegin(), itend =  domain.subRange({2,1}, c).rend();
       it != itend; 
       ++it)
    trace.info() << "Processing point"<< (*it) << endl;
  
  trace.endBlock();
 
 
  HyperRectDomain<TSpace> domain2;
  domain2=domain;
 
  for( HyperRectDomain<TSpace>::ConstSubRange::ConstReverseIterator 
   it = domain.subRange({2,1}, c).rbegin(), itend =  domain.subRange({2,1}, c).rend();
       it != itend; 
       ++it)
    trace.info() << "Processing point"<< (*it) << endl;
 
  return 0;
}
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