shapeDTViewer.cpp

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#include <iostream>
#include <fstream>
#include <algorithm>

#include "DGtal/base/Common.h"
#include "DGtal/helpers/StdDefs.h"
#include "ConfigExamples.h"
 
#include "DGtal/shapes/Shapes.h"
#include "DGtal/shapes/ShapeFactory.h"
#include "DGtal/io/viewers/PolyscopeViewer.h"
 
#include "DGtal/geometry/volumes/distance/DistanceTransformation.h"
#include "DGtal/io/colormaps/GradientColorMap.h"
#include "DGtal/helpers/StdDefs.h"
 
#include <boost/algorithm/minmax_element.hpp>
 

 
using namespace DGtal;
 
int main(int argc, char **argv)
{
  DGtal::PolyscopeViewer<> viewer;
  viewer.allowReuseList = true;
 
  DGtal::Z3i::Point center(0,0,0);
  DGtal::ImplicitRoundedHyperCube<Z3i::Space> myCube( center, 20, 2.8);
  DGtal::Z3i::Domain domain(myCube.getLowerBound(),
          myCube.getUpperBound());
 
  DGtal::Z3i::DigitalSet mySet(domain);
 
  DGtal::Shapes<DGtal::Z3i::Domain>::euclideanShaper( mySet, myCube);
 
 
  // viewer << mySet << DGtal::Display3D::updateDisplay;
 

  typedef DGtal::DistanceTransformation<Z3i::Space, DGtal::Z3i::DigitalSet, Z3i::L2Metric> DTL2;
  DTL2 dt(&domain,&mySet,&Z3i::l2Metric );
 
  DTL2::Value maxDT = (*boost::first_max_element(dt.constRange().begin(),
                                         dt.constRange().end()));
 
 
  GradientColorMap<DTL2::Value> gradient( 0, maxDT);
  gradient.addColor(DGtal::Color::Blue);
  gradient.addColor(DGtal::Color::Green);
  gradient.addColor(DGtal::Color::Yellow);
  gradient.addColor(DGtal::Color::Red);
 
  for(Z3i::Domain::ConstIterator it = domain.begin(),
  itend = domain.end(); it != itend;
      ++it)
    if (dt(*it) != 0)
      {
        viewer << DGtal::WithQuantity(*it, "value", dt(*it));
      }
  viewer << DGtal::ClippingPlane(1,0,0,0);
 
  viewer.show();
  return 0;
}
int main(int argc, char **argv) {…}