viewer3D-7bis-planes.cpp

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#include <cstdlib>
#include <iostream>
 
#include "DGtal/base/Common.h"
#include "DGtal/helpers/StdDefs.h"
#include "DGtal/geometry/surfaces/ChordNaivePlaneComputer.h"
#include "DGtal/io/viewers/Viewer3D.h"
 
 
using namespace std;
using namespace DGtal;
 
// Standard services - public :
template <typename Viewer3D, typename Domain, typename Predicate>
void
displayPredicate( Viewer3D & viewer,
                  const Domain & domain, const Predicate & pred )
{
  for ( typename Domain::ConstIterator itB = domain.begin(), itE = domain.end();
        itB != itE; ++itB )
    {
      if ( pred( *itB ) )
        viewer << *itB;
    }
}
 
int main( int argc, char** argv )
{
  using namespace Z3i;
 
  QApplication application(argc,argv);
  trace.beginBlock ( "Testing class ChordNaivePlaneComputer" );
 
  unsigned int nbok = 0;
  unsigned int nb = 0;
  typedef ChordNaivePlaneComputer<Z3, Z3::Point, int> PlaneComputer;
  typedef PlaneComputer::Primitive Primitive;
 
  PlaneComputer plane;
  plane.init( 2, 1, 1 );
  Point pt0( 0, 0, 0 );
  bool pt0_inside = plane.extend( pt0 );
  trace.info() << "(" << nbok << "/" << nb << ") Plane=" << plane
               << std::endl;
  Point pt1( 8, 1, 3 );
  bool pt1_inside = plane.extend( pt1 );
  ++nb; nbok += pt1_inside == true ? 1 : 0;
  trace.info() << "(" << nbok << "/" << nb << ") add " << pt1
               << " Plane=" << plane << std::endl;
  Point pt2( 2, 7, 1 );
  bool pt2_inside = plane.extend( pt2 );
  ++nb; nbok += pt2_inside == true ? 1 : 0;
  trace.info() << "(" << nbok << "/" << nb << ") add " << pt2
               << " Plane=" << plane << std::endl;
 
  Point pt3( 0, 5, 12 );
  bool pt3_inside = plane.extend( pt3 );
  ++nb; nbok += pt3_inside == false ? 1 : 0;
  trace.info() << "(" << nbok << "/" << nb << ") add " << pt3
               << " Plane=" << plane << std::endl;
 
  Point pt4( -5, -5, 10 );
  bool pt4_inside = plane.extend( pt4 );
  ++nb; nbok += pt4_inside == false ? 1 : 0;
  trace.info() << "(" << nbok << "/" << nb << ") add " << pt4
               << " Plane=" << plane << std::endl;
 
  Point pt5 = pt0 + pt1 + pt2 + Point( 0, 0, 1 );
  bool pt5_inside = plane.extend( pt5 );
  ++nb; nbok += pt5_inside == true ? 1 : 0;
  trace.info() << "(" << nbok << "/" << nb << ") add " << pt5
               << " Plane=" << plane << std::endl;
 
  Point pt6 = Point( 1, 0, 1 );
  bool pt6_inside = plane.extend( pt6 );
  ++nb; nbok += pt6_inside == true ? 1 : 0;
  trace.info() << "(" << nbok << "/" << nb << ") add " << pt5
               << " Plane=" << plane << std::endl;
 
  Primitive strip = plane.primitive();
  trace.info() << "strip=" << strip
               << " axis=" << strip.mainAxis()
               << " axiswidth=" << strip.axisWidth()
               << " diag=" << strip.mainDiagonal()
               << " diagwidth=" << strip.diagonalWidth()
               << std::endl;
  ++nb; nbok += strip.axisWidth() < 1.0 ? 1 : 0;
  trace.info() << "(" << nbok << "/" << nb << ") axiswidth < 1 "
               << std::endl;
  ++nb; nbok += strip.diagonalWidth() < sqrt(3.0) ? 1 : 0;
  trace.info() << "(" << nbok << "/" << nb << ") axiswidth < sqrt(3) "
               << std::endl;
 
  trace.emphase() << ( nbok == nb ? "Passed." : "Error." ) << endl;
  trace.endBlock();
 
  typedef Viewer3D<> MyViewer;
  MyViewer viewer;
  viewer.show();
  Color red( 255, 0, 0 );
  Color green( 0, 255, 0 );
  Color grey( 200, 200, 200 );
  Domain domain( Point( -5, -5, -5 ), Point( 12, 12, 12 ) );
  viewer << ( pt0_inside ? CustomColors3D( green, green ) : CustomColors3D( red, red ) ) << pt0;
  viewer << ( pt1_inside ? CustomColors3D( green, green ) : CustomColors3D( red, red ) ) << pt1;
  viewer << ( pt2_inside ? CustomColors3D( green, green ) : CustomColors3D( red, red ) ) << pt2;
  viewer << ( pt3_inside ? CustomColors3D( green, green ) : CustomColors3D( red, red ) ) << pt3;
  viewer << ( pt4_inside ? CustomColors3D( green, green ) : CustomColors3D( red, red ) ) << pt4;
  viewer << ( pt5_inside ? CustomColors3D( green, green ) : CustomColors3D( red, red ) ) << pt5;
  viewer << ( pt6_inside ? CustomColors3D( green, green ) : CustomColors3D( red, red ) ) << pt6;
  viewer << CustomColors3D( grey, grey );
  displayPredicate( viewer, domain, plane );
 
  viewer << MyViewer::updateDisplay;
 
 
  return application.exec();
}
//                                                                           //