ParametricShapeCurvatureFunctor.h

 
#pragma once

 
#if defined(ParametricShapeCurvatureFunctor_RECURSES)
#error Recursive header files inclusion detected in ParametricShapeCurvatureFunctor.h
#else // defined(ParametricShapeCurvatureFunctor_RECURSES)
#define ParametricShapeCurvatureFunctor_RECURSES
 
#if !defined ParametricShapeCurvatureFunctor_h
#define ParametricShapeCurvatureFunctor_h

// Inclusions
#include <iostream>
#include "DGtal/base/Common.h"
 
namespace DGtal
{

  // template class ParametricShapeCurvatureFunctor
  template <typename TParametricShape>
  class ParametricShapeCurvatureFunctor
  {
 
    // ----------------------- Standard services ------------------------------
  public:

    typedef TParametricShape ParametricShape;

    typedef typename TParametricShape::RealPoint RealPoint;

    typedef double Quantity;

    ParametricShapeCurvatureFunctor() = delete;
 

    ParametricShapeCurvatureFunctor(const ParametricShape &aShape): myShape(aShape) {}
 

    ~ParametricShapeCurvatureFunctor() = default;
 
 
    // ----------------------- Interface --------------------------------------
  public:
    ParametricShapeCurvatureFunctor & operator= ( const ParametricShapeCurvatureFunctor & other ) = delete;

    Quantity operator()(const RealPoint &aPoint) const
    {
      double t = myShape.parameter( aPoint );
      return myShape.curvature( t );
    }
 
 
    // ------------------------- Private Data --------------------------------
  private:

    const ParametricShape &myShape;
 
    // ------------------------- Internals ------------------------------------
  private:
 
  }; // end of class ParametricShapeCurvatureFunctor
 
} // namespace DGtal
 
                                                                        //
 
#endif // !defined ParametricShapeCurvatureFunctor_h
 
#undef ParametricShapeCurvatureFunctor_RECURSES
#endif // else defined(ParametricShapeCurvatureFunctor_RECURSES)