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MFEM v4.8.0
Finite element discretization library
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#include <ode.hpp>
Public Member Functions | |
GeneralizedAlphaSolver (real_t rho=1.0) | |
void | Init (TimeDependentOperator &f_) override |
Associate a TimeDependentOperator with the ODE solver. | |
void | Step (Vector &x, real_t &t, real_t &dt) override |
Perform a time step from time t [in] to time t [out] based on the requested step size dt [in]. | |
ODEStateData & | GetState () override |
Returns the StateData. | |
const ODEStateData & | GetState () const override |
Returns the StateData. | |
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virtual int | GetStateSize () |
Returns how many State vectors the ODE requires. | |
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ODESolver () | |
virtual void | Run (Vector &x, real_t &t, real_t &dt, real_t tf) |
Perform time integration from time t [in] to time tf [in]. | |
virtual | ~ODESolver () |
Protected Member Functions | |
void | SetRhoInf (real_t rho_inf) |
void | PrintProperties (std::ostream &os=mfem::out) |
Protected Attributes | |
Vector | k |
Vector | y |
real_t | alpha_f |
real_t | alpha_m |
real_t | gamma |
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TimeDependentOperator * | f |
Pointer to the associated TimeDependentOperator. | |
MemoryType | mem_type |
Additional Inherited Members | |
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static MFEM_EXPORT std::unique_ptr< ODESolver > | Select (const int ode_solver_type) |
static MFEM_EXPORT std::unique_ptr< ODESolver > | SelectExplicit (const int ode_solver_type) |
static MFEM_EXPORT std::unique_ptr< ODESolver > | SelectImplicit (const int ode_solver_type) |
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static MFEM_EXPORT std::string | ExplicitTypes |
static MFEM_EXPORT std::string | ImplicitTypes |
static MFEM_EXPORT std::string | Types |
Generalized-alpha ODE solver from "A generalized-α method for integrating the filtered Navier-Stokes equations with a stabilized finite element method" by K.E. Jansen, C.H. Whiting and G.M. Hulbert.
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inline |
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inlineoverridevirtual |
Returns the StateData.
Implements mfem::ODESolverWithStates.
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inlineoverridevirtual |
Returns the StateData.
Implements mfem::ODESolverWithStates.
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overridevirtual |
Associate a TimeDependentOperator with the ODE solver.
This method has to be called:
Reimplemented from mfem::ODESolver.
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protected |
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protected |
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.