Integrale_tps_produit_champs.h

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#ifndef Integrale_tps_produit_champs_included
#define Integrale_tps_produit_champs_included
 
#include <Integrale_tps_Champ.h>
 
/*! @brief class Integrale_tps_produit_champs
 *
 * @brief Represents the time integral of a product of 2 fields raised to a positive integer power,
 *     between an initial time and the current time.
 *     An Integrale_tps_produit_champs object therefore has 2 associated fields whose
 *     product integral it represents.
 *
 */
class Integrale_tps_produit_champs: public Integrale_tps_Champ
{
  Declare_instanciable(Integrale_tps_produit_champs);
public:
 
  inline const OBS_PTR(Champ_Generique_base)& mon_premier_champ() const { return le_champ_ref_; }
  inline const OBS_PTR(Champ_Generique_base)& mon_second_champ() const { return le_second_champ_ref_; }
  inline int premiere_puissance() const { return puissance_; }
  inline int seconde_puissance() const { return seconde_puissance_; }
  inline const int& get_support_different() const { return support_different_; }
  inline int& support_different() { return support_different_; }
 
  inline void associer(const Champ_Generique_base& ch1, const Champ_Generique_base& ch2, int n1, int n2, double t0, double t1)
  {
    Integrale_tps_Champ::associer(ch1, n1, t0, t1);
    le_second_champ_ref_ = ch2;
    seconde_puissance_ = n2;
  }
 
  inline void mettre_a_jour(double) override
  {
    mettre_a_jour_integrale();
    OWN_PTR(Champ_base) espace_stockage_source;
    const Champ_base& source = le_champ_ref_->get_champ(espace_stockage_source);
    le_champ_->changer_temps(source.temps());
  }
 
  void mettre_a_jour_integrale() override;
  void ajoute_produit_tensoriel(double, const Champ_base&, const Champ_base&);
 
protected:
  OBS_PTR(Champ_Generique_base) le_second_champ_ref_;
  int seconde_puissance_ = -10, support_different_ = -10;
};
 
#endif /* Integrale_tps_produit_champs_included */