FWave.h

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#ifndef TSUNAMI_LAB_SOLVERS_FWAVE
#define TSUNAMI_LAB_SOLVERS_FWAVE
 
#include "../constants.h"
#include "Solver.h"
 
namespace tsunami_lab {
  namespace solvers {
    class FWave;
    // forward declaration of test helper (defined in FWave.test.cpp)
    // friended below to give unit tests controlled access to private helpers
    struct FWaveTestAccess;
  }
}
 
class tsunami_lab::solvers::FWave : public tsunami_lab::solvers::Solver {
  private:
    friend struct tsunami_lab::solvers::FWaveTestAccess;
 
    static void eigenvalues( t_real   i_hL,
                             t_real   i_hR,
                             t_real   i_uL,
                             t_real   i_uR,
                             t_real & o_eigenvalue1,
                             t_real & o_eigenvalue2 ); // & means: "transfer as reference" = Output
 
    static void eigencoefficients( t_real   i_hL,
                                   t_real   i_hR,
                                   t_real   i_huL,
                                   t_real   i_huR,
                                   t_real   i_eigenvalue1,
                                   t_real   i_eigenvalue2,
                                   t_real & o_eigencoefficient1,
                                   t_real & o_eigencoefficient2 );
 
  public:
    void netUpdates( t_real i_hL,
                            t_real i_hR,
                            t_real i_huL,
                            t_real i_huR,
                            t_real o_netUpdateL[2],
                            t_real o_netUpdateR[2] );
};
 
#endif