MFEM
v4.5.1
Finite element discretization library

#include <ode.hpp>
Public Member Functions  
GeneralizedAlphaSolver (double rho=1.0)  
void  Init (TimeDependentOperator &f_) override 
Associate a TimeDependentOperator with the ODE solver. More...  
void  Step (Vector &x, double &t, double &dt) override 
Perform a time step from time t [in] to time t [out] based on the requested step size dt [in]. More...  
int  GetMaxStateSize () override 
Function for getting and setting the state vectors. More...  
int  GetStateSize () override 
const Vector &  GetStateVector (int i) override 
void  GetStateVector (int i, Vector &state) override 
void  SetStateVector (int i, Vector &state) override 
Public Member Functions inherited from mfem::ODESolver  
ODESolver ()  
virtual void  Run (Vector &x, double &t, double &dt, double tf) 
Perform time integration from time t [in] to time tf [in]. More...  
virtual  ~ODESolver () 
Protected Member Functions  
void  SetRhoInf (double rho_inf) 
void  PrintProperties (std::ostream &out=mfem::out) 
Protected Attributes  
Vector  xdot 
Vector  k 
Vector  y 
double  alpha_f 
double  alpha_m 
double  gamma 
int  nstate 
Protected Attributes inherited from mfem::ODESolver  
TimeDependentOperator *  f 
Pointer to the associated TimeDependentOperator. More...  
MemoryType  mem_type 
Generalizedalpha ODE solver from "A generalizedα method for integrating the filtered NavierStokes equations with a stabilized finite element method" by K.E. Jansen, C.H. Whiting and G.M. Hulbert.

inline 

inlineoverridevirtual 
Function for getting and setting the state vectors.
Reimplemented from mfem::ODESolver.

inlineoverridevirtual 
Reimplemented from mfem::ODESolver.

overridevirtual 
Reimplemented from mfem::ODESolver.

overridevirtual 
Reimplemented from mfem::ODESolver.

overridevirtual 
Associate a TimeDependentOperator with the ODE solver.
This method has to be called:
Reimplemented from mfem::ODESolver.

protected 

protected 

overridevirtual 
Reimplemented from mfem::ODESolver.

overridevirtual 
Perform a time step from time t [in] to time t [out] based on the requested step size dt [in].
[in,out]  x  Approximate solution. 
[in,out]  t  Time associated with the approximate solution x. 
[in,out]  dt  Time step size. 
The following rules describe the common behavior of the method:
Implements mfem::ODESolver.