minsky::RKdata Struct Reference

Collaboration diagram for minsky::RKdata:

Public Member Functions
	RKdata (RungeKutta *minsky)
	~RKdata ()

Static Public Member Functions
static void	errHandler (const char *reason, const char *file, int line, int gsl_errno)

Public Attributes
gsl_odeiv2_system	sys
gsl_odeiv2_driver *	driver

Detailed Description

Definition at line 81 of file rungeKutta.cc.

Constructor & Destructor Documentation

RKdata()

minsky::RKdata::RKdata ( RungeKutta *  minsky )

inline

Definition at line 90 of file rungeKutta.cc.

References pyminsky::minsky.

                               {
      gsl_set_error_handler(errHandler);
      sys.function=RungeKutta::RKfunction;
      sys.jacobian=RungeKutta::jacobian;
      sys.dimension=minsky->stockVars.size();
      sys.params=minsky;
      const gsl_odeiv2_step_type* stepper;
      switch (minsky->order)
        {
        case 1: 
          if (!minsky->implicit)
            throw ecolab::error("First order explicit solver not available");
          stepper=gsl_odeiv2_step_rk1imp;
          break;
        case 2: 
          stepper=minsky->implicit? gsl_odeiv2_step_rk2imp: gsl_odeiv2_step_rk2;
          break;
        case 4:
          stepper=minsky->implicit? gsl_odeiv2_step_rk4imp: gsl_odeiv2_step_rkf45;
          break;
        default:
          throw ecolab::error("order %d solver not supported",minsky->order);
        }
      driver = gsl_odeiv2_driver_alloc_y_new
        (&sys, stepper, minsky->stepMax, minsky->epsAbs, 
         minsky->epsRel);
      gsl_odeiv2_driver_set_hmax(driver, minsky->stepMax);
      gsl_odeiv2_driver_set_hmin(driver, minsky->stepMin);
    }

~RKdata()

minsky::RKdata::~RKdata ( )

inline

Definition at line 119 of file rungeKutta.cc.

{gsl_odeiv2_driver_free(driver);}

Member Function Documentation

errHandler()

static void minsky::RKdata::errHandler ( const char *  reason, const char *  file, int  line, int  gsl_errno  )

inlinestatic

Definition at line 86 of file rungeKutta.cc.

                                                                                          {
      throw ecolab::error("gsl: %s:%d: %s",file,line,reason);
    }

Member Data Documentation

driver

gsl_odeiv2_driver* minsky::RKdata::driver

Definition at line 84 of file rungeKutta.cc.

sys

gsl_odeiv2_system minsky::RKdata::sys

Definition at line 83 of file rungeKutta.cc.

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The documentation for this struct was generated from the following file:

• engine/rungeKutta.cc