def CreateConvergenceAccelerator(configuration):
if (type(configuration) != KratosMultiphysics.Parameters):
raise Exception(
"Input is expected to be provided as a Kratos Parameters object.")
convergence_accelerator_type = configuration["solver_type"].GetString()
if (convergence_accelerator_type == "constant_relaxation"):
return KratosFSI.ConstantRelaxationConvergenceAccelerator(
configuration)
elif (convergence_accelerator_type == "Relaxation"):
return KratosFSI.AitkenConvergenceAccelerator(configuration)
elif (convergence_accelerator_type == "MVQN"):
return KratosFSI.MVQNFullJacobianConvergenceAccelerator(configuration)
elif (convergence_accelerator_type == "MVQN_recursive"):
return KratosFSI.MVQNRecursiveJacobianConvergenceAccelerator(
configuration)
elif (convergence_accelerator_type == "IBQN_MVQN"):
return KratosFSI.IBQNMVQNConvergenceAccelerator(configuration)
else:
raise Exception("Convergence accelerator not found. Asking for : " +
convergence_accelerator_type)
return convergence_accelerator
def CreateConvergenceAccelerator(configuration):
if (type(configuration) != KratosMultiphysics.Parameters):
raise Exception(
"Input is expected to be provided as a Kratos Parameters object.")
convergence_accelerator_type = configuration["solver_type"].GetString()
if (convergence_accelerator_type == "Relaxation"):
defaults_relaxation = KratosMultiphysics.Parameters("""{
"solver_type" : "Relaxation",
"acceleration_type" : "Aitken",
"w_0" : 0.825
}""")
configuration.ValidateAndAssignDefaults(defaults_relaxation)
if (configuration["acceleration_type"].GetString() == "Aitken"):
convergence_accelerator = KratosFSI.AitkenConvergenceAccelerator(
configuration["w_0"].GetDouble())
elif (convergence_accelerator_type == "MVQN"):
defaults_MVQN = KratosMultiphysics.Parameters("""{
"solver_type" : "MVQN",
"w_0" : 0.825
}""")
configuration.ValidateAndAssignDefaults(defaults_MVQN)
convergence_accelerator = KratosFSI.MVQNFullJacobianConvergenceAccelerator(
configuration["w_0"].GetDouble())
elif (convergence_accelerator_type == "MVQN_recursive"):
defaults_MVQN_recursive = KratosMultiphysics.Parameters("""{
"solver_type" : "MVQN_recursive",
"w_0" : 0.825,
"buffer_size" : 7
}""")
configuration.ValidateAndAssignDefaults(defaults_MVQN_recursive)
convergence_accelerator = KratosFSI.MVQNRecursiveJacobianConvergenceAccelerator(
configuration["w_0"].GetDouble(),
configuration["buffer_size"].GetInt())
else:
raise Exception("Convergence accelerator not found. Asking for : " +
convergence_accelerator_type)
return convergence_accelerator