def __CreateDistanceModificationProcess(self):
# Set the distance modification settings according to the level set type
# Note that the distance modification process is applied to the volume model part
distance_modification_settings = self.settings["distance_modification_settings"]
distance_modification_settings.ValidateAndAssignDefaults(self.__GetDistanceModificationDefaultSettings(self.level_set_type))
distance_modification_settings["model_part_name"].SetString(self.settings["volume_model_part_name"].GetString())
return KratosCFD.DistanceModificationProcess(self.model, distance_modification_settings)
def __init__(self, Model, settings):
msg = "The python distance modification process is deprecated.\n"
msg += "Please use (or implement) the \'distance_modification_settings\' in the \'solver_settings\'.\n"
KratosMultiphysics.Logger.PrintWarning(
"ApplyDistanceModificationProcess", msg)
KratosMultiphysics.Process.__init__(self)
default_parameters = KratosMultiphysics.Parameters("""
{
"model_part_name" : "CHOOSE_FLUID_MODELPART_NAME",
"distance_threshold" : 0.01,
"continuous_distance" : true,
"check_at_each_time_step" : false,
"avoid_almost_empty_elements" : true,
"deactivate_full_negative_elements" : true,
"recover_original_distance_at_each_step" : false
} """)
settings.ValidateAndAssignDefaults(default_parameters)
self.fluid_model_part = Model[settings["model_part_name"].GetString()]
self.DistanceModificationProcess = KratosFluid.DistanceModificationProcess(
self.fluid_model_part, settings)
def __CreateDistanceModificationProcess(self):
# Set the distance modification settings according to the level set type
if (self.level_set_type == "continuous"):
distance_modification_settings = KratosMultiphysics.Parameters(
r'''{
"model_part_name": "",
"distance_threshold": 1e-3,
"continuous_distance": true,
"check_at_each_time_step": true,
"avoid_almost_empty_elements": true,
"deactivate_full_negative_elements": true
}''')
elif (self.level_set_type == "discontinuous"):
distance_modification_settings = KratosMultiphysics.Parameters(
r'''{
"model_part_name": "",
"distance_threshold": 1e-4,
"continuous_distance": false,
"check_at_each_time_step": true,
"avoid_almost_empty_elements": false,
"deactivate_full_negative_elements": false
}''')
else:
err_msg = 'Level set type is: \'' + self.level_set_type + '\'. Expected \'continuous\' or \'discontinuous\'.'
raise Exception(err_msg)
# Set the volume model part name in which the distance modification is applied to
volume_model_part_name = self.settings["fluid_solver_settings"][
"volume_model_part_name"].GetString()
distance_modification_settings["model_part_name"].SetString(
volume_model_part_name)
# Construct and return the distance modification process
return KratosFluid.DistanceModificationProcess(
self.model, distance_modification_settings)
def __CreateDistanceModificationProcess(self):
# Set suitable distance correction settings for free-surface problems
# Note that the distance modification process is applied to the computing model part
distance_modification_settings = self.settings["distance_modification_settings"]
distance_modification_settings.ValidateAndAssignDefaults(self.GetDefaultParameters()["distance_modification_settings"])
distance_modification_settings["model_part_name"].SetString(self.GetComputingModelPart().FullName())
# Check user provided settings
if not distance_modification_settings["continuous_distance"].GetBool():
distance_modification_settings["continuous_distance"].SetBool(True)
KratosMultiphysics.Logger.PrintWarning("Provided distance correction \'continuous_distance\' is \'False\'. Setting to \'True\'.")
if not distance_modification_settings["check_at_each_time_step"].GetBool():
distance_modification_settings["check_at_each_time_step"].SetBool(True)
KratosMultiphysics.Logger.PrintWarning("Provided distance correction \'check_at_each_time_step\' is \'False\'. Setting to \'True\'.")
if distance_modification_settings["avoid_almost_empty_elements"].GetBool():
distance_modification_settings["avoid_almost_empty_elements"].SetBool(False)
KratosMultiphysics.Logger.PrintWarning("Provided distance correction \'avoid_almost_empty_elements\' is \'True\'. Setting to \'False\' to avoid modifying the distance sign.")
if distance_modification_settings["deactivate_full_negative_elements"].GetBool():
distance_modification_settings["deactivate_full_negative_elements"].SetBool(False)
KratosMultiphysics.Logger.PrintWarning("Provided distance correction \'deactivate_full_negative_elements\' is \'True\'. Setting to \'False\' to avoid deactivating the negative volume (e.g. water).")
# Create and return the distance correction process
return KratosCFD.DistanceModificationProcess(
self.model,
distance_modification_settings)
def __init__(self, Model, settings):
KratosMultiphysics.Process.__init__(self)
default_parameters = KratosMultiphysics.Parameters("""
{
"mesh_id" : 0,
"model_part_name" : "CHOOSE_FLUID_MODELPART_NAME",
"check_at_each_time_step" : false,
"deactivate_full_negative_elements" : true,
"recover_original_distance_at_each_step" : false
} """)
settings.ValidateAndAssignDefaults(default_parameters)
self.fluid_model_part = Model[settings["model_part_name"].GetString()]
self.DistanceModificationProcess = KratosFluid.DistanceModificationProcess(
self.fluid_model_part, settings)