PatersonBuddCold.hh

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#ifndef _PATERSONBUDDCOLD_H_
#define _PATERSONBUDDCOLD_H_
 
#include "pism/rheology/PatersonBudd.hh"
 
namespace pism {
namespace rheology {
 
//! Cold case of Paterson-Budd
class PatersonBuddCold : public PatersonBudd {
public:
  PatersonBuddCold(const std::string &prefix, const Config &config, EnthalpyConverter::Ptr EC);
  virtual ~PatersonBuddCold() = default;
 
  //! Return the temperature T corresponding to a given value A=A(T).
  double tempFromSoftness(double A) const;
 
protected:
  // takes care of hardness...
  double softness_from_temp(double T_pa) const;
 
  // ignores pressure and uses non-pressure-adjusted temperature
  double flow_from_temp(double stress, double temp,
                        double , double) const;
};
 
bool FlowLawIsPatersonBuddCold(const FlowLaw &flow_law,
                               const Config &, EnthalpyConverter::Ptr);
 
} // end of namespace rheology
} // end of namespace pism
 
 
#endif /* _PATERSONBUDDCOLD_H_ */