def __init__(self, model, DEM_parameters):
self.model = model
self.main_path = self.GetMainPath()
self.mdpas_folder_path = self.main_path
self.DEM_parameters = DEM_parameters # TODO, can be improved
self.project_parameters = DEM_parameters
default_input_parameters = self.GetDefaultInputParameters()
self.DEM_parameters.ValidateAndAssignDefaults(default_input_parameters)
self.FixParametersInconsistencies()
self.do_print_results_option = self.DEM_parameters[
"do_print_results_option"].GetBool()
if not "WriteMdpaFromResults" in self.DEM_parameters.keys():
self.write_mdpa_from_results = False
else:
self.write_mdpa_from_results = self.DEM_parameters[
"WriteMdpaFromResults"].GetBool()
self.creator_destructor = self.SetParticleCreatorDestructor()
self.dem_fem_search = self.SetDemFemSearch()
self.procedures = self.SetProcedures()
self.SetAnalyticParticleWatcher()
self.PreUtilities = PreUtilities()
self.aux = AuxiliaryUtilities()
# Set the print function TO_DO: do this better...
self.KratosPrintInfo = self.procedures.KratosPrintInfo
# Creating necessary directories:
self.problem_name = self.GetProblemTypeFileName()
[self.post_path, self.data_and_results,
self.graphs_path] = self.procedures.CreateDirectories(
str(self.main_path),
str(self.problem_name),
do_print_results=self.do_print_results_option)[:-1]
# Prepare modelparts
self.CreateModelParts()
if self.do_print_results_option:
self.SetGraphicalOutput()
self.report = DEM_procedures.Report()
self.parallelutils = DEM_procedures.ParallelUtils()
self.materialTest = DEM_procedures.MaterialTest()
self.translational_scheme = self.SetTranslationalScheme()
self.rotational_scheme = self.SetRotationalScheme()
# Define control variables
self.p_frequency = 100 # activate every 100 steps
self.step_count = 0
self.p_count = self.p_frequency
#self._solver = self._GetSolver()
self.SetDt()
self.SetFinalTime()
self.AddVariables()
super(DEMAnalysisStage, self).__init__(model, self.DEM_parameters)
def SetGraphicalOutput(self):
self.demio = DEM_procedures.DEMIo(self.model, self.DEM_parameters,
self.post_path, self.all_model_parts)
if self.DEM_parameters["post_vtk_option"].GetBool():
import KratosMultiphysics.DEMApplication.dem_vtk_output as dem_vtk_output
self.vtk_output = dem_vtk_output.VtkOutput(
self.main_path, self.problem_name, self.spheres_model_part,
self.rigid_face_model_part)
def __init__(self, model, path = ""):
self.model = model
self.path_for_tests = path
self.main_path = self.GetMainPath()
self.LoadParametersFile()
self.solver_strategy = self.SetSolverStrategy()
self.creator_destructor = self.SetParticleCreatorDestructor()
self.dem_fem_search = self.SetDemFemSearch()
self.procedures = self.SetProcedures()
self.SetAnalyticParticleWatcher()
self.PreUtilities = PreUtilities()
self.aux = AuxiliaryUtilities()
# Set the print function TO_DO: do this better...
self.KratosPrintInfo = self.procedures.KratosPrintInfo
# Creating necessary directories:
self.problem_name = self.GetProblemTypeFilename()
[self.post_path,
self.data_and_results,
self.graphs_path,
MPI_results] = self.procedures.CreateDirectories(str(self.main_path), str(self.problem_name))
# Prepare modelparts
self.CreateModelParts()
self.SetGraphicalOutput()
self.report = DEM_procedures.Report()
self.parallelutils = DEM_procedures.ParallelUtils()
self.materialTest = DEM_procedures.MaterialTest()
self.translational_scheme = self.SetTranslationalScheme()
self.rotational_scheme = self.SetRotationalScheme()
# Define control variables
self.p_frequency = 100 # activate every 100 steps
self.step_count = 0
self.p_count = self.p_frequency
self.solver = self.SetSolver()
self.SetDt()
self.SetFinalTime()
def CreateModelParts(self):
self.spheres_model_part = self.model.CreateModelPart("SpheresPart")
self.rigid_face_model_part = self.model.CreateModelPart("RigidFacePart")
self.cluster_model_part = self.model.CreateModelPart("ClusterPart")
self.dem_inlet_model_part = self.model.CreateModelPart("DEMInletPart")
self.mapping_model_part = self.model.CreateModelPart("MappingPart")
self.contact_model_part = self.model.CreateModelPart("ContactPart")
mp_list = []
mp_list.append(self.spheres_model_part)
mp_list.append(self.rigid_face_model_part)
mp_list.append(self.cluster_model_part)
mp_list.append(self.dem_inlet_model_part)
mp_list.append(self.mapping_model_part)
mp_list.append(self.contact_model_part)
self.all_model_parts = DEM_procedures.SetOfModelParts(mp_list)
def Initialize(self):
self.time = 0.0
self.time_old_print = 0.0
self.ReadModelParts()
self.SetAnalyticFaceWatcher()
self.post_normal_impact_velocity_option = False
if "PostNormalImpactVelocity" in self.DEM_parameters.keys():
if self.DEM_parameters["PostNormalImpactVelocity"].GetBool():
self.post_normal_impact_velocity_option = True
self.FillAnalyticSubModelParts()
# Setting up the buffer size
self.procedures.SetUpBufferSizeInAllModelParts(
self.spheres_model_part, 1, self.cluster_model_part, 1,
self.dem_inlet_model_part, 1, self.rigid_face_model_part, 1)
self.KratosPrintInfo("Initializing Problem...")
self.GraphicalOutputInitialize()
# Perform a partition to balance the problem
self.SetSearchStrategy()
self.SolverBeforeInitialize()
self.parallelutils.Repart(self.spheres_model_part)
#Setting up the BoundingBox
self.bounding_box_time_limits = self.procedures.SetBoundingBoxLimits(
self.all_model_parts, self.creator_destructor)
#Finding the max id of the nodes... (it is necessary for anything that will add spheres to the self.spheres_model_part, for instance, the INLETS and the CLUSTERS read from mdpa file.z
#max_Id = self.procedures.FindMaxNodeIdAccrossModelParts(self.creator_destructor, self.all_model_parts) # TODO this seems not be longer required
#self.creator_destructor.SetMaxNodeId(max_Id)
self.creator_destructor.SetMaxNodeId(
self.all_model_parts.MaxNodeId) #TODO check functionalities
self.DEMFEMProcedures = DEM_procedures.DEMFEMProcedures(
self.DEM_parameters, self.graphs_path, self.spheres_model_part,
self.rigid_face_model_part)
self.DEMEnergyCalculator = DEM_procedures.DEMEnergyCalculator(
self.DEM_parameters, self.spheres_model_part,
self.cluster_model_part, self.graphs_path, "EnergyPlot.grf")
self.materialTest.Initialize(self.DEM_parameters, self.procedures,
self._GetSolver(), self.graphs_path,
self.post_path, self.spheres_model_part,
self.rigid_face_model_part)
self.KratosPrintInfo("Initialization Complete")
self.report.Prepare(timer,
self.DEM_parameters["ControlTime"].GetDouble())
self.materialTest.PrintChart()
self.materialTest.PrepareDataForGraph()
self.post_utils = DEM_procedures.PostUtils(self.DEM_parameters,
self.spheres_model_part)
self.report.total_steps_expected = int(self.end_time /
self._GetSolver().dt)
super().Initialize()
self.seed = self.DEM_parameters["seed"].GetInt()
#Constructing a model part for the DEM inlet. It contains the DEM elements to be released during the simulation
#Initializing the DEM solver must be done before creating the DEM Inlet, because the Inlet configures itself according to some options of the DEM model part
self.SetInlet()
self.SetInitialNodalValues()
self.KratosPrintInfo(self.report.BeginReport(timer))
if self.DEM_parameters["output_configuration"][
"print_number_of_neighbours_histogram"].GetBool():
self.PreUtilities.PrintNumberOfNeighboursHistogram(
self.spheres_model_part,
os.path.join(self.graphs_path,
"number_of_neighbours_histogram.txt"))
def SetProcedures(self):
return DEM_procedures.Procedures(self.DEM_parameters)
def Initialize(self):
self.step = 0
self.time = 0.0
self.AddVariables()
self.ReadModelParts()
self.SetAnalyticFaceWatcher() # TODO check order
self.post_normal_impact_velocity_option = False
if "PostNormalImpactVelocity" in self.DEM_parameters.keys():
if self.DEM_parameters["PostNormalImpactVelocity"].GetBool():
self.post_normal_impact_velocity_option = True
self.FillAnalyticSubModelParts()
# Setting up the buffer size
self.procedures.SetUpBufferSizeInAllModelParts(self.spheres_model_part, 1, self.cluster_model_part, 1, self.dem_inlet_model_part, 1, self.rigid_face_model_part, 1)
# Adding dofs
# self.AddAllDofs() # Calls to this method are deprecated.
self.AddDofs()
#-----------os.chdir(self.main_path)
self.KratosPrintInfo("Initializing Problem...")
self.GraphicalOutputInitialize()
# Perform a partition to balance the problem
self.SetSearchStrategy()
self.SolverBeforeInitialize()
self.parallelutils.Repart(self.spheres_model_part)
#Setting up the BoundingBox
self.bounding_box_time_limits = self.procedures.SetBoundingBoxLimits(self.all_model_parts, self.creator_destructor)
#Finding the max id of the nodes... (it is necessary for anything that will add spheres to the self.spheres_model_part, for instance, the INLETS and the CLUSTERS read from mdpa file.z
max_Id = self.procedures.FindMaxNodeIdAccrossModelParts(self.creator_destructor, self.all_model_parts)
#self.creator_destructor.SetMaxNodeId(max_Id)
self.creator_destructor.SetMaxNodeId(self.all_model_parts.MaxNodeId) #TODO check functionalities
#Strategy Initialization
#-------------os.chdir(self.main_path)
self.SolverInitialize()
#Constructing a model part for the DEM inlet. It contains the DEM elements to be released during the simulation
#Initializing the DEM solver must be done before creating the DEM Inlet, because the Inlet configures itself according to some options of the DEM model part
self.SetInlet()
self.SetInitialNodalValues()
self.DEMFEMProcedures = DEM_procedures.DEMFEMProcedures(self.DEM_parameters, self.graphs_path, self.spheres_model_part, self.rigid_face_model_part)
#------------os.chdir(self.graphs_path)
self.DEMEnergyCalculator = DEM_procedures.DEMEnergyCalculator(self.DEM_parameters, self.spheres_model_part, self.cluster_model_part, self.graphs_path, "EnergyPlot.grf")
self.materialTest.Initialize(self.DEM_parameters, self.procedures, self.solver, self.graphs_path, self.post_path, self.spheres_model_part, self.rigid_face_model_part)
self.KratosPrintInfo("Initialization Complete")
self.report.Prepare(timer, self.DEM_parameters["ControlTime"].GetDouble())
#self.procedures.ModelData(self.spheres_model_part, self.solver) #check link with ModelDataInfo = "OFF"
self.materialTest.PrintChart()
self.materialTest.PrepareDataForGraph()
self.post_utils = DEM_procedures.PostUtils(self.DEM_parameters, self.spheres_model_part)
self.report.total_steps_expected = int(self.end_time / self.solver.dt)
self.KratosPrintInfo(self.report.BeginReport(timer))
