GyotoStarTrace.h

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/*
    Copyright 2013-2015 Thibaut Paumard

    This file is part of Gyoto.

    Gyoto is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Gyoto is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Gyoto.  If not, see <http://www.gnu.org/licenses/>.
 */


#ifndef __GyotoStarTrace_H_ 
#define __GyotoStarTrace_H_ 

namespace Gyoto{
  namespace Astrobj { class StarTrace; }
}

#include <GyotoStar.h>

class Gyoto::Astrobj::StarTrace :
  public Gyoto::Astrobj::Star {
  friend class Gyoto::SmartPointer<Gyoto::Astrobj::StarTrace>;
  
  // Data : 
  // -----
  protected:
  double tmin_; 
  double tmax_; 
  double * x_; 
  double * y_; 
  double * z_; 

  // Constructors - Destructor
  // -------------------------
 public:
  GYOTO_OBJECT;

  StarTrace(SmartPointer<Metric::Generic> gg, double radius,
       double const pos[4], double const v[3]) ;

  StarTrace(); 
  
  StarTrace(const StarTrace& orig); 


  StarTrace(const Star& o, double tmin, double tmax);

  virtual StarTrace * clone() const ;

  virtual ~StarTrace() ;                        
  
  using Star::xAllocate;
  void xAllocate(size_t);
  void xAllocateXYZ(); 
  using Star::xExpand;
  size_t xExpand(int);

  void computeXYZ(size_t i); 
  void computeXYZ(); 

  using Star::setInitCoord;
  virtual void setInitCoord(const double coord[8], int dir = 0);

  using Generic::metric;
  virtual void metric(SmartPointer<Metric::Generic> gg);

  virtual void xStore(size_t ind, state_t const &coord, double tau) ;

  // Accessors
  // ---------
 public:
  virtual std::string className() const ; 
  virtual std::string className_l() const ; 

  double TMin()const; 
  void TMin(double); 
  double TMax()const; 
  void TMax(double); 

  using Star::setInitialCondition;
  virtual void setInitialCondition(double const coord[8]); 

  virtual double operator()(double const coord[4]) ;

};


#endif