FreeCAD/src/Mod/Fem/_FemSolverCalculix.py

150 lines
8.0 KiB
Python

# ***************************************************************************
# * *
# * Copyright (c) 2015 - Bernd Hahnebach <bernd@bimstatik.org> *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * This program is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with this program; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
# * *
# ***************************************************************************
__title__ = "_FemSolverCalculix"
__author__ = "Bernd Hahnebach"
__url__ = "http://www.freecadweb.org"
import FreeCAD
import FemToolsCcx
class _FemSolverCalculix():
"""The Fem::FemSolver's Proxy python type, add solver specific properties
"""
def __init__(self, obj):
self.Type = "FemSolverCalculix"
self.Object = obj # keep a ref to the DocObj for nonGui usage
obj.Proxy = self # link between App::DocumentObject to this object
obj.addProperty("App::PropertyString", "SolverType", "Base", "Type of the solver", 1) # the 1 set the property to ReadOnly
obj.SolverType = str(self.Type)
fem_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem/General")
ccx_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem/Ccx")
obj.addProperty("App::PropertyPath", "WorkingDir", "Fem", "Working directory for calculations")
obj.WorkingDir = fem_prefs.GetString("WorkingDir", "")
obj.addProperty("App::PropertyEnumeration", "AnalysisType", "Fem", "Type of the analysis")
obj.AnalysisType = FemToolsCcx.FemToolsCcx.known_analysis_types
analysis_type = ccx_prefs.GetInt("AnalysisType", 0)
obj.AnalysisType = FemToolsCcx.FemToolsCcx.known_analysis_types[analysis_type]
choices_geom_nonlinear = ["linear", "nonlinear"]
obj.addProperty("App::PropertyEnumeration", "GeometricalNonlinearity", "Fem", "Set geometrical nonlinearity")
obj.GeometricalNonlinearity = choices_geom_nonlinear
nonlinear_geom = ccx_prefs.GetBool("NonlinearGeometry", False)
if nonlinear_geom is True:
obj.GeometricalNonlinearity = choices_geom_nonlinear[1] # nonlinear
else:
obj.GeometricalNonlinearity = choices_geom_nonlinear[0] # linear
choices_material_nonlinear = ["linear", "nonlinear"]
obj.addProperty("App::PropertyEnumeration", "MaterialNonlinearity", "Fem", "Set material nonlinearity (needs geometrical nonlinearity)")
obj.MaterialNonlinearity = choices_material_nonlinear
obj.MaterialNonlinearity = choices_material_nonlinear[0]
obj.addProperty("App::PropertyIntegerConstraint", "EigenmodesCount", "Fem", "Number of modes for frequency calculations")
noe = ccx_prefs.GetInt("EigenmodesCount", 10)
obj.EigenmodesCount = (noe, 1, 100, 1)
obj.addProperty("App::PropertyFloatConstraint", "EigenmodeLowLimit", "Fem", "Low frequency limit for eigenmode calculations")
ell = ccx_prefs.GetFloat("EigenmodeLowLimit", 0.0)
obj.EigenmodeLowLimit = (ell, 0.0, 1000000.0, 10000.0)
obj.addProperty("App::PropertyFloatConstraint", "EigenmodeHighLimit", "Fem", "High frequency limit for eigenmode calculations")
ehl = ccx_prefs.GetFloat("EigenmodeHighLimit", 1000000.0)
obj.EigenmodeHighLimit = (ehl, 0.0, 1000000.0, 10000.0)
obj.addProperty("App::PropertyIntegerConstraint", "IterationsThermoMechMaximum", "Fem", "Maximum Number of thermo mechanical iterations in each time step before stopping jobs")
niter = ccx_prefs.GetInt("AnalysisMaxIterations", 200)
obj.IterationsThermoMechMaximum = niter
obj.addProperty("App::PropertyFloatConstraint", "TimeInitialStep", "Fem", "Initial time steps")
ini = ccx_prefs.GetFloat("AnalysisTimeInitialStep", 1.0)
obj.TimeInitialStep = ini
obj.addProperty("App::PropertyFloatConstraint", "TimeEnd", "Fem", "End time analysis")
eni = ccx_prefs.GetFloat("AnalysisTime", 1.0)
obj.TimeEnd = eni
obj.addProperty("App::PropertyBool", "ThermoMechSteadyState", "Fem", "Choose between steady state thermo mech or transient thermo mech analysis")
sted = ccx_prefs.GetBool("StaticAnalysis", True)
obj.ThermoMechSteadyState = sted
obj.addProperty("App::PropertyBool", "IterationsControlParameterTimeUse", "Fem", "Use the user defined time incrementation control parameter")
use_non_ccx_iterations_param = ccx_prefs.GetInt("UseNonCcxIterationParam", False)
obj.IterationsControlParameterTimeUse = use_non_ccx_iterations_param
ccx_default_time_incrementation_control_parameter = {
# iteration parameter
'I_0': 4,
'I_R': 8,
'I_P': 9,
'I_C': 200, # ccx default = 16
'I_L': 10,
'I_G': 400, # ccx default = 4
'I_S': None,
'I_A': 200, # ccx default = 5
'I_J': None,
'I_T': None,
# cutback parameter
'D_f': 0.25,
'D_C': 0.5,
'D_B': 0.75,
'D_A': 0.85,
'D_S': None,
'D_H': None,
'D_D': 1.5,
'W_G': None}
p = ccx_default_time_incrementation_control_parameter
p_iter = '{0},{1},{2},{3},{4},{5},{6},{7},{8},{9}'.format(p['I_0'], p['I_R'], p['I_P'], p['I_C'], p['I_L'], p['I_G'], '', p['I_A'], '', '')
p_cutb = '{0},{1},{2},{3},{4},{5},{6},{7}'.format(p['D_f'], p['D_C'], p['D_B'], p['D_A'], '', '', p['D_D'], '')
obj.addProperty("App::PropertyString", "IterationsControlParameterIter", "Fem", "User defined time incrementation iterations control parameter")
obj.IterationsControlParameterIter = p_iter
obj.addProperty("App::PropertyString", "IterationsControlParameterCutb", "Fem", "User defined time incrementation cutbacks control parameter")
obj.IterationsControlParameterCutb = p_cutb
obj.addProperty("App::PropertyBool", "IterationsUserDefinedIncrementations", "Fem", "Set to True to switch of the ccx automatic incrementation (ccx parameter DIRECT)")
obj.IterationsUserDefinedIncrementations = False
obj.addProperty("App::PropertyString", "IterationsUserDefinedTimeStepLength", "Fem", "Set the time step length for the current step, only used if IterationsUserDefinedIncrementations is set to True")
obj.IterationsUserDefinedTimeStepLength = "0.1, 1.0"
known_ccx_solver_types = ["default", "spooles", "iterativescaling", "iterativecholesky"]
obj.addProperty("App::PropertyEnumeration", "MatrixSolverType", "Fem", "Type of solver to use")
obj.MatrixSolverType = known_ccx_solver_types
solver_type = ccx_prefs.GetInt("Solver", 0)
obj.MatrixSolverType = known_ccx_solver_types[solver_type]
def execute(self, obj):
return
def __getstate__(self):
return self.Type
def __setstate__(self, state):
if state:
self.Type = state