testDigitalSetToCellularGridConverter.cpp

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#include <iostream>
#include <map>
#include "DGtal/base/Common.h"
#include "ConfigTest.h"
#include "DGtal/helpers/StdDefs.h"
// Cellular grid converter
#include "DGtal/topology/CubicalComplex.h"
// Shape construction
#include "DGtal/shapes/GaussDigitizer.h"
#include "DGtal/shapes/Shapes.h"
#include "DGtal/shapes/EuclideanShapesDecorator.h"
#include "DGtal/shapes/parametric/Flower2D.h"
 
using namespace std;
using namespace DGtal;
using namespace functors;
using namespace Z2i;
 
// Functions for testing class digitalSetToCubicalComplexes.
class testDigitalSetToCellularGridConverter
{
  typedef Flower2D< Space > MyEuclideanShape;
  typedef map<Cell, CubicalCellData>   Map;
  typedef CubicalComplex< KSpace, Map > CC;  
  typedef GaussDigitizer< Space, MyEuclideanShape > MyGaussDigitizer;
private:
  KSpace K;
  MyGaussDigitizer digShape;
public:
  testDigitalSetToCellularGridConverter () {}
  bool extractCells()
  {
    MyEuclideanShape shape( RealPoint( 0.0, 0.0 ), 16, 5, 5, M_PI_2/2. );
    digShape.attach( shape );
    digShape.init ( shape.getLowerBound(), shape.getUpperBound(), 1.0 );
    Domain domainShape = digShape.getDomain();
    K.init (  domainShape.lowerBound(), domainShape.upperBound(), true );
    DigitalSet aSet ( domainShape );
    Shapes<Domain>::digitalShaper ( aSet, digShape );
    
    CC complex ( K );
    complex.construct < DigitalSet > ( aSet );
    return true;
  }
};
// Standard services - public :
 
int main( int /* argc */, char** /* argv */ )
{
    bool res = true;
    testDigitalSetToCellularGridConverter test;
    trace.beginBlock ( "DigitalSetToCellularGridConverter" );
        trace.beginBlock ( "Testing extraction of 0D cells" );
          res &= test.extractCells();
        trace.endBlock();
    trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
    trace.endBlock();
    return res ? 0 : 1;
}
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