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MFEM
v4.5.2
Finite element discretization library
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#include <ode.hpp>
Public Member Functions | |
virtual void | Init (TimeDependentOperator &f_) |
Associate a TimeDependentOperator with the ODE solver. More... | |
virtual void | Step (Vector &x, double &t, double &dt) |
Perform a time step from time t [in] to time t [out] based on the requested step size dt [in]. More... | |
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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 int | GetMaxStateSize () |
Function for getting and setting the state vectors. More... | |
virtual int | GetStateSize () |
virtual const Vector & | GetStateVector (int i) |
virtual void | GetStateVector (int i, Vector &state) |
virtual void | SetStateVector (int i, Vector &state) |
virtual | ~ODESolver () |
Protected Attributes | |
Vector | k |
Vector | y |
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TimeDependentOperator * | f |
Pointer to the associated TimeDependentOperator. More... | |
MemoryType | mem_type |
Two stage, explicit singly diagonal implicit Runge-Kutta (ESDIRK) method of order 2. A-stable.
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virtual |
Associate a TimeDependentOperator with the ODE solver.
This method has to be called:
Reimplemented from mfem::ODESolver.
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virtual |
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.