def Initialize(self):
super().Initialize()
self.co_sim_settings = self.project_parameters["co_sim_settings"]
self.is_strong_coupling = self.co_sim_settings[
"is_strong_coupling"].GetBool()
connection_settings = CoSimIO.InfoFromParameters(
self.project_parameters["co_sim_settings"]["io_settings"])
info = CoSimIO.Connect(connection_settings)
self.connection_name = info.GetString("connection_name")
if info.GetInt(
"connection_status") != CoSimIO.ConnectionStatus.Connected:
raise Exception("Connecting failed!")
self.communication_settings = self.co_sim_settings[
"communication_settings"]
# Exporting meshes to CoSimulation
for model_part_name in self.communication_settings[
"export_meshes"].GetStringArray():
info = CoSimIO.Info()
info.SetString("connection_name", self.connection_name)
info.SetString("identifier", model_part_name.replace(".", "-"))
CoSimIO.ExportMesh(info, self.model[model_part_name])
def test_InfoFromParameters(self):
params = KM.Parameters("""{
"some_bool" : true,
"the_string" : "file",
"another_string" : "i25mmk",
"int_for_it" : 12,
"double_val" : 0.223,
"array_val_ign" : [0.923, 1.8]
}""")
info = CoSimIO.InfoFromParameters(params)
self.assertEqual(info.Size(), 5)
self.assertTrue(info.Has("some_bool"))
self.assertTrue(info.Has("the_string"))
self.assertTrue(info.Has("another_string"))
self.assertTrue(info.Has("int_for_it"))
self.assertTrue(info.Has("double_val"))
# only int, bool, double & string can be converted, others are ignored
self.assertFalse(info.Has("array_val_ign"))
self.assertTrue(info.GetBool("some_bool"))
self.assertEqual(info.GetString("the_string"), "file")
self.assertEqual(info.GetString("another_string"), "i25mmk")
self.assertEqual(info.GetInt("int_for_it"), 12)
self.assertAlmostEqual(info.GetDouble("double_val"), 0.223)
def ExportData(self, data_config):
data_type = data_config["type"]
if data_type == "coupling_interface_data":
interface_data = data_config["interface_data"]
info = CoSimIO.Info()
info.SetString("connection_name", self.connection_name)
info.SetString("identifier", interface_data.name)
CoSimIO.ExportData(info, interface_data.GetModelPart(),
interface_data.variable,
GetDataLocation(interface_data.location))
elif data_type == "control_signal":
info = CoSimIO.Info()
info.SetString("connection_name", self.connection_name)
info.SetString("identifier", "run_control")
info.SetString("control_signal", data_config["control_signal"])
settings = data_config.get("settings")
if settings:
info.SetInfo("settings", CoSimIO.InfoFromParameters(settings))
CoSimIO.ExportInfo(info)
elif data_type == "repeat_time_step":
info = CoSimIO.Info()
info.SetString("connection_name", self.connection_name)
info.SetString("identifier", "repeat_time_step_info")
info.SetBool("repeat_time_step", data_config["repeat_time_step"])
CoSimIO.ExportInfo(info)
else:
raise NotImplementedError(
'Exporting interface data of type "{}" is not implemented for this IO: "{}"'
.format(data_type, self._ClassName()))
def __init__(self, settings, model, solver_name):
super(KratosCoSimIO, self).__init__(settings, model, solver_name)
connection_settings = CoSimIO.InfoFromParameters(self.settings)
connection_settings.SetString("connection_name", solver_name)
info = CoSimIO.Connect(connection_settings)
if info.GetInt(
"connection_status") != CoSimIO.ConnectionStatus.Connected:
raise Exception("Connecting failed!")
def __init__(self, settings, model, solver_name):
super().__init__(settings, model, solver_name)
connect_to = self.settings["connect_to"].GetString()
if connect_to == "":
raise Exception('"connect_to" must be specified!')
connection_settings = CoSimIO.InfoFromParameters(self.settings)
connection_settings.SetString("my_name", solver_name)
info = CoSimIO.Connect(connection_settings)
if info.GetInt(
"connection_status") != CoSimIO.ConnectionStatus.Connected:
raise Exception("Connecting failed!")
self.connection_name = info.GetString("connection_name")
def Initialize(self):
super().Initialize()
connection_settings = CoSimIO.InfoFromParameters(
self.project_parameters["co_sim_settings"]["io_settings"])
info = CoSimIO.Connect(connection_settings)
self.connection_name = info.GetString("connection_name")
if info.GetInt(
"connection_status") != CoSimIO.ConnectionStatus.Connected:
raise Exception("Connecting failed!")
## specifying which fields belong to which identifier when im-/exporting data
self.data_comm_settings = {}
for field_settings in chain(
self.project_parameters["co_sim_settings"]
["communication_settings"]["export_fields"],
self.project_parameters["co_sim_settings"]
["communication_settings"]["import_fields"]):
identifier = field_settings["identifier"].GetString()
model_part_name = field_settings["model_part_name"].GetString()
model_part = self.model[model_part_name]
variable_name = field_settings["variable_name"].GetString()
variable = KM.KratosGlobals.GetVariable(variable_name)
self.data_comm_settings[identifier] = {
"model_part": model_part,
"variable": variable
}
# declaring in place the functions that are registered by the CoSimIO
def _ImportData(info):
identifier = info.GetString("identifier")
model_part = self.data_comm_settings[identifier]["model_part"]
variable = self.data_comm_settings[identifier]["variable"]
info = CoSimIO.Info()
info.SetString("connection_name", self.connection_name)
info.SetString("identifier", identifier)
CoSimIO.ImportData(info, model_part, variable,
CoSimIO.DataLocation.NodeHistorical)
return CoSimIO.Info()
def _ExportData(info):
identifier = info.GetString("identifier")
model_part = self.data_comm_settings[identifier]["model_part"]
variable = self.data_comm_settings[identifier]["variable"]
info = CoSimIO.Info()
info.SetString("connection_name", self.connection_name)
info.SetString("identifier", identifier)
CoSimIO.ExportData(info, model_part, variable,
CoSimIO.DataLocation.NodeHistorical)
return CoSimIO.Info()
def _ExportMesh(info):
model_part_name = info.GetString("identifier")
export_info = CoSimIO.Info()
export_info.SetString("connection_name", self.connection_name)
export_info.SetString("identifier",
model_part_name.replace(".", "-"))
CoSimIO.ExportMesh(export_info, self.model[model_part_name])
return CoSimIO.Info()
def _AdvanceInTime(info):
current_time = info.GetDouble("current_time")
self.time = self._GetSolver().AdvanceInTime(current_time)
return CoSimIO.Info()
def _InitializeSolutionStep(info):
self.InitializeSolutionStep()
return CoSimIO.Info()
def _Predict(info):
self._GetSolver().Predict()
return CoSimIO.Info()
def _SolveSolutionStep(info):
self._GetSolver().SolveSolutionStep()
return CoSimIO.Info()
def _FinalizeSolutionStep(info):
self.FinalizeSolutionStep()
return CoSimIO.Info()
def _OutputSolutionStep(info):
self.OutputSolutionStep()
return CoSimIO.Info()
register_info = CoSimIO.Info()
register_info.SetString("connection_name", self.connection_name)
register_info.SetString("function_name", "ImportData")
CoSimIO.Register(register_info, _ImportData)
register_info.SetString("function_name", "ExportData")
CoSimIO.Register(register_info, _ExportData)
register_info.SetString("function_name", "ExportMesh")
CoSimIO.Register(register_info, _ExportMesh)
register_info.SetString("function_name", "AdvanceInTime")
CoSimIO.Register(register_info, _AdvanceInTime)
register_info.SetString("function_name", "InitializeSolutionStep")
CoSimIO.Register(register_info, _InitializeSolutionStep)
register_info.SetString("function_name", "Predict")
CoSimIO.Register(register_info, _Predict)
register_info.SetString("function_name", "SolveSolutionStep")
CoSimIO.Register(register_info, _SolveSolutionStep)
register_info.SetString("function_name", "FinalizeSolutionStep")
CoSimIO.Register(register_info, _FinalizeSolutionStep)
register_info.SetString("function_name", "OutputSolutionStep")
CoSimIO.Register(register_info, _OutputSolutionStep)