#ifndef TRANSFORMATION_H
#define TRANSFORMATION_H

#include <vector>

namespace pool_tutorial {

  // A simple transformation class
  class Transformation {
  public:
    // a space point
    class Point3d {
    public:
      Point3d(): x( 0 ), y( 0 ), z( 0 ) {}
      virtual ~Point3d() {}
      double x;
      double y;
      double z;
    };

    // Default constructor
    Transformation();

    // Copy constructor
    Transformation( const Transformation& rhs );

    // Assignment operator
    Transformation& operator=( const Transformation& rhs );

    // Destructor
    virtual ~Transformation();

    // Returns the transformed value
    double value( int iValue ) const;

    // Returns the position corresponding to an index
    const Point3d& position( int index ) const;

  private:
    // The conversion factor
    double m_conversionFactor;
    // The index to position mapping
    std::vector< Point3d > m_points;
  };

}

#endif