JComplexPhase.hh

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#ifndef __JOSCPROB__JCOMPLEXPHASE__
#define __JOSCPROB__JCOMPLEXPHASE__
 
#include "JLang/JException.hh"
 
#include "JTools/JGrid.hh"
 
#include "JOscProb/JOscParameter.hh"
 
 
/**
 * \author bjung, mdejong
 */
 
namespace JOSCPROB {}
namespace JPP { using namespace JOSCPROB; }
 
namespace JOSCPROB {
 
  using JTOOLS::JGrid;
  
 
  /**
   * Implementation of oscillation complex phase.
   */
  template<class T>
  struct JComplexPhase final :
    public JOscParameter<T>
  {
    typedef JComplexPhase<T>                          JComplexPhase_t;
    typedef JOscParameter<T>                          JOscParameter_t;
    
    typedef typename JOscParameter_t::JParameter_t    JParameter_t;
    typedef typename JOscParameter_t::argument_type   argument_type;    
    typedef typename JOscParameter_t::value_type      value_type;
    
    
    /**
     * Default constructor.
     */
    JComplexPhase() :
      JOscParameter_t()
    {}
 
 
    /**
     * Constructor.
     *
     * \param  value      complex phase value [rad]
     */
    explicit JComplexPhase(argument_type value) :
      JOscParameter_t(value)
    {
      using namespace JPP;
      
      if (!is_valid()) {
        THROW(JValueOutOfRange, "JComplexPhase::JComplexPhase(): Invalid complex phase " << value);
      }
    }
 
 
    /**
     * Assignment operator.
     *
     * \param  value      complex phase value [rad]
     * \return            complex phase
     */
    JComplexPhase_t& operator=(const value_type& value)
    {
      this->setValue(value);
 
      return *this;
    }
 
 
    /**
     * Check validity of oscillation parameter.
     *
     * \return            true if valid; else false
     */
    bool is_valid() const override final
    {
      const value_type phase = this->getValue();
      
      return this->isDefined() ? !(phase < 0.0 || phase > 2 * M_PI) : true;
    }
  };
 
 
  /**
   * Template specialization for parameter grid.
   */
  template<>
  struct JComplexPhase<JGrid<double> > final :
    public JOscParameter<JGrid<double> >
  {
    typedef JGrid<double>                              JGrid_t;    
    typedef JComplexPhase<JGrid_t>                     JComplexPhase_t;
    typedef JOscParameter<JGrid_t>                     JOscParameter_t;
    
    typedef typename JOscParameter_t::JParameter_t     JParameter_t;
    
    
    /**
     * Default constructor.
     */
    JComplexPhase()
    {}
 
 
    /**
     * Constructor.
     *
     * \param  grid       complex phase parameter grid [rad]
     */
    explicit JComplexPhase(const JGrid_t& grid) :
      JOscParameter_t(grid)
    {
      using namespace JPP;
      
      if (!is_valid()) {
        THROW(JValueOutOfRange, "JComplexPhase::JComplexPhase(): Invalid complex phase grid " << grid);
      }
    }
 
 
    /**
     * Constructor.
     *
     * \param  nx         number of elements
     * \param  xmin       lower limit [rad]
     * \param  xmax       upper limit [rad]
     */
    JComplexPhase(const int    nx,
                  const double xmin,
                  const double xmax) :
      JOscParameter_t(JGrid_t(nx, xmin, xmax))
    {}
 
 
    /**
     * Constructor.
     *
     * \param  value      complex phase value [rad]
     */
    explicit JComplexPhase(const double value) :
      JComplexPhase(1, value, value)
    {}
 
 
    /**
     * Assignment operator.
     *
     * \param  grid       complex phase parameter grid [rad]
     * \return            complex phase
     */
    JComplexPhase_t& operator=(const JGrid_t& grid)
    {
      this->setValue(grid);
 
      return *this;
    }
 
 
    /**
     * Check validity of oscillation parameter.
     *
     * \return            true if valid; else false
     */
    bool is_valid() const override final
    {
      const double minPhase = this->getValue().getXmin();
      const double maxPhase = this->getValue().getXmax();      
      
      return (this->isDefined() ? !(minPhase < 0.0 || minPhase > 2 * M_PI ||
                                    maxPhase < 0.0 || maxPhase > 2 * M_PI) : true);
    }
  };
}
 
#endif