FreeCAD/src/Mod/Fem/MechanicalAnalysis.py
Przemo Firszt 1470a32533 FEM: suppress some non error console messages
Signed-off-by: Przemo Firszt <przemo@firszt.eu>
2015-07-06 19:21:52 +02:00

658 lines
28 KiB
Python

#***************************************************************************
#* *
#* Copyright (c) 2013-2015 - Juergen Riegel <FreeCAD@juergen-riegel.net> *
#* *
#* 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 *
#* *
#***************************************************************************
import ccxFrdReader
import FreeCAD
from FemTools import FemTools
import FemGui
import os
import time
if FreeCAD.GuiUp:
import FreeCADGui
from PySide import QtCore, QtGui
from PySide.QtCore import Qt
from PySide.QtGui import QApplication
__title__ = "Mechanical Analysis managment"
__author__ = "Juergen Riegel"
__url__ = "http://www.freecadweb.org"
def makeMechanicalAnalysis(name):
'''makeFemAnalysis(name): makes a Fem Analysis object'''
obj = FreeCAD.ActiveDocument.addObject("Fem::FemAnalysisPython", name)
_FemAnalysis(obj)
_ViewProviderFemAnalysis(obj.ViewObject)
#FreeCAD.ActiveDocument.recompute()
return obj
class _CommandNewMechanicalAnalysis:
"the Fem Analysis command definition"
def GetResources(self):
return {'Pixmap': 'Fem_Analysis',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Fem_Analysis", "New mechanical analysis"),
'Accel': "N, A",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Fem_Analysis", "Create a new mechanical analysis")}
def Activated(self):
FreeCAD.ActiveDocument.openTransaction("Create Analysis")
FreeCADGui.addModule("FemGui")
FreeCADGui.addModule("MechanicalAnalysis")
#FreeCADGui.doCommand("FreeCADGui.ActiveDocument.ActiveView.setAxisCross(True)")
FreeCADGui.doCommand("MechanicalAnalysis.makeMechanicalAnalysis('MechanicalAnalysis')")
FreeCADGui.doCommand("FemGui.setActiveAnalysis(App.activeDocument().ActiveObject)")
sel = FreeCADGui.Selection.getSelection()
if (len(sel) == 1):
if(sel[0].isDerivedFrom("Fem::FemMeshObject")):
FreeCADGui.doCommand("App.activeDocument().ActiveObject.Member = App.activeDocument().ActiveObject.Member + [App.activeDocument()." + sel[0].Name + "]")
if(sel[0].isDerivedFrom("Part::Feature")):
FreeCADGui.doCommand("App.activeDocument().addObject('Fem::FemMeshShapeNetgenObject', '" + sel[0].Name + "_Mesh')")
FreeCADGui.doCommand("App.activeDocument().ActiveObject.Shape = App.activeDocument()." + sel[0].Name)
FreeCADGui.doCommand("FemGui.getActiveAnalysis().Member = FemGui.getActiveAnalysis().Member + [App.activeDocument().ActiveObject]")
#FreeCADGui.doCommand("Gui.activeDocument().hide('" + sel[0].Name + "')")
#FreeCADGui.doCommand("App.activeDocument().ActiveObject.touch()")
#FreeCADGui.doCommand("App.activeDocument().recompute()")
FreeCADGui.doCommand("Gui.activeDocument().setEdit(App.ActiveDocument.ActiveObject.Name)")
#FreeCAD.ActiveDocument.commitTransaction()
FreeCADGui.Selection.clearSelection()
def IsActive(self):
import FemGui
return FreeCADGui.ActiveDocument is not None and FemGui.getActiveAnalysis() is None
class _CommandFemFromShape:
def GetResources(self):
return {'Pixmap': 'Fem_FemMesh',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Fem_CreateFromShape", "Create FEM mesh"),
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Fem_CreateFromShape", "Create FEM mesh from shape")}
def Activated(self):
FreeCAD.ActiveDocument.openTransaction("Create FEM mesh")
FreeCADGui.addModule("FemGui")
FreeCADGui.addModule("MechanicalAnalysis")
sel = FreeCADGui.Selection.getSelection()
if (len(sel) == 1):
if(sel[0].isDerivedFrom("Part::Feature")):
FreeCADGui.doCommand("App.activeDocument().addObject('Fem::FemMeshShapeNetgenObject', '" + sel[0].Name + "_Mesh')")
FreeCADGui.doCommand("App.activeDocument().ActiveObject.Shape = App.activeDocument()." + sel[0].Name)
FreeCADGui.doCommand("Gui.activeDocument().setEdit(App.ActiveDocument.ActiveObject.Name)")
FreeCADGui.Selection.clearSelection()
def IsActive(self):
sel = FreeCADGui.Selection.getSelection()
if len(sel) == 1:
return sel[0].isDerivedFrom("Part::Feature")
return False
class _CommandMechanicalJobControl:
"the Fem JobControl command definition"
def GetResources(self):
return {'Pixmap': 'Fem_NewAnalysis',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Fem_JobControl", "Start calculation"),
'Accel': "S, C",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Fem_JobControl", "Dialog to start the calculation of the mechanical anlysis")}
def Activated(self):
taskd = _JobControlTaskPanel(FemGui.getActiveAnalysis())
#taskd.obj = vobj.Object
taskd.update()
FreeCADGui.Control.showDialog(taskd)
def IsActive(self):
return FreeCADGui.ActiveDocument is not None and FemGui.getActiveAnalysis() is not None
class _CommandPurgeFemResults:
def GetResources(self):
return {'Pixmap': 'Fem_Purge_Results',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Fem_PurgeResults", "Purge results"),
'Accel': "S, S",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Fem_PurgeResults", "Purge results from an analysis")}
def Activated(self):
fea = FemTools()
fea.purge_results()
fea.reset_mesh_color()
fea.reset_mesh_deformation()
def IsActive(self):
return FreeCADGui.ActiveDocument is not None and results_present()
class _CommandQuickAnalysis:
def GetResources(self):
return {'Pixmap': 'Fem_Quick_Analysis',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Fem_Quick_Analysis", "Run CalculiX ccx"),
'Accel': "R, C",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Fem_Quick_Analysis", "Write .inp file and run CalculiX ccx")}
def Activated(self):
def load_results(ret_code):
if ret_code == 0:
self.fea.load_results()
self.show_results_on_mesh()
else:
print "CalculiX failed ccx finished with error {}".format(ret_code)
self.fea = FemTools()
self.fea.purge_results()
self.fea.reset_mesh_color()
self.fea.reset_mesh_deformation()
message = self.fea.check_prerequisites()
if message:
QtGui.QMessageBox.critical(None, "Missing prerequisite", message)
return
self.fea.finished.connect(load_results)
QtCore.QThreadPool.globalInstance().start(self.fea)
def show_results_on_mesh(self):
#FIXME proprer mesh refreshing as per FreeCAD.FEM_dialog settings required
# or confirmation that it's safe to call restore_result_dialog
tp = _ResultControlTaskPanel()
tp.restore_result_dialog()
def IsActive(self):
return FreeCADGui.ActiveDocument is not None and FemGui.getActiveAnalysis() is not None
class _CommandMechanicalShowResult:
"the Fem JobControl command definition"
def GetResources(self):
return {'Pixmap': 'Fem_Result',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Fem_ResultDisplacement", "Show result"),
'Accel': "S, R",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Fem_ResultDisplacement", "Show result information of an analysis")}
def Activated(self):
self.result_object = None
for i in FemGui.getActiveAnalysis().Member:
if i.isDerivedFrom("Fem::FemResultObject"):
self.result_object = i
if not self.result_object:
QtGui.QMessageBox.critical(None, "Missing prerequisite", "No result found in active Analysis")
return
taskd = _ResultControlTaskPanel()
FreeCADGui.Control.showDialog(taskd)
def IsActive(self):
return FreeCADGui.ActiveDocument is not None and results_present()
class _FemAnalysis:
"The Material object"
def __init__(self, obj):
self.Type = "FemAnalysis"
obj.Proxy = self
#obj.Material = StartMat
obj.addProperty("App::PropertyString", "OutputDir", "Base", "Directory where the jobs get generated")
def execute(self, obj):
return
def onChanged(self, obj, prop):
if prop in ["MaterialName"]:
return
def __getstate__(self):
return self.Type
def __setstate__(self, state):
if state:
self.Type = state
class _ViewProviderFemAnalysis:
"A View Provider for the Material object"
def __init__(self, vobj):
#vobj.addProperty("App::PropertyLength", "BubbleSize", "Base", str(translate("Fem", "The size of the axis bubbles")))
vobj.Proxy = self
def getIcon(self):
return ":/icons/Fem_Analysis.svg"
def attach(self, vobj):
self.ViewObject = vobj
self.Object = vobj.Object
self.bubbles = None
def updateData(self, obj, prop):
return
def onChanged(self, vobj, prop):
return
def doubleClicked(self, vobj):
if not FemGui.getActiveAnalysis() == self.Object:
if FreeCADGui.activeWorkbench().name() != 'FemWorkbench':
FreeCADGui.activateWorkbench("FemWorkbench")
FemGui.setActiveAnalysis(self.Object)
return True
else:
taskd = _JobControlTaskPanel(self.Object)
FreeCADGui.Control.showDialog(taskd)
return True
def __getstate__(self):
return None
def __setstate__(self, state):
return None
class _JobControlTaskPanel:
def __init__(self, analysis_object):
self.form = FreeCADGui.PySideUic.loadUi(FreeCAD.getHomePath() + "Mod/Fem/MechanicalAnalysis.ui")
self.fem_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem")
ccx_binary = self.fem_prefs.GetString("ccxBinaryPath", "")
if ccx_binary:
self.CalculixBinary = ccx_binary
print "Using ccx binary path from FEM preferences: {}".format(ccx_binary)
else:
from platform import system
if system() == 'Linux':
self.CalculixBinary = 'ccx'
elif system() == 'Windows':
self.CalculixBinary = FreeCAD.getHomePath() + 'bin/ccx.exe'
else:
self.CalculixBinary = 'ccx'
self.fem_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem")
self.working_dir = self.fem_prefs.GetString("WorkingDir", '/tmp')
self.analysis_object = analysis_object
self.Calculix = QtCore.QProcess()
self.Timer = QtCore.QTimer()
self.Timer.start(300)
self.fem_console_message = ''
#Connect Signals and Slots
QtCore.QObject.connect(self.form.tb_choose_working_dir, QtCore.SIGNAL("clicked()"), self.choose_working_dir)
QtCore.QObject.connect(self.form.pushButton_write, QtCore.SIGNAL("clicked()"), self.write_input_file_handler)
QtCore.QObject.connect(self.form.pushButton_edit, QtCore.SIGNAL("clicked()"), self.editCalculixInputFile)
QtCore.QObject.connect(self.form.pushButton_generate, QtCore.SIGNAL("clicked()"), self.runCalculix)
QtCore.QObject.connect(self.Calculix, QtCore.SIGNAL("started()"), self.calculixStarted)
QtCore.QObject.connect(self.Calculix, QtCore.SIGNAL("stateChanged(QProcess::ProcessState)"), self.calculixStateChanged)
QtCore.QObject.connect(self.Calculix, QtCore.SIGNAL("error(QProcess::ProcessError)"), self.calculixError)
QtCore.QObject.connect(self.Calculix, QtCore.SIGNAL("finished(int)"), self.calculixFinished)
QtCore.QObject.connect(self.Timer, QtCore.SIGNAL("timeout()"), self.UpdateText)
self.update()
def femConsoleMessage(self, message="", color="#000000"):
self.fem_console_message = self.fem_console_message + '<font color="#0000FF">{0:4.1f}:</font> <font color="{1}">{2}</font><br>'.\
format(time.time() - self.Start, color, message.encode('utf-8', 'replace'))
self.form.textEdit_Output.setText(self.fem_console_message)
self.form.textEdit_Output.moveCursor(QtGui.QTextCursor.End)
def printCalculiXstdout(self):
#There is probably no need to show user output from CalculiX. It should be
#written to a file in the calcs directory and shown to user upon request [BUTTON]
out = self.Calculix.readAllStandardOutput()
if out.isEmpty():
self.femConsoleMessage("CalculiX stdout is empty", "#FF0000")
else:
try:
out = unicode(out, 'utf-8', 'replace')
rx = QtCore.QRegExp("\\*ERROR.*\\n\\n")
rx.setMinimal(True)
pos = rx.indexIn(out)
while not pos < 0:
match = rx.cap(0)
FreeCAD.Console.PrintError(match.strip().replace('\n', ' ') + '\n')
pos = rx.indexIn(out, pos + 1)
out = os.linesep.join([s for s in out.splitlines() if s])
self.femConsoleMessage(out.replace('\n', '<br>'))
except UnicodeDecodeError:
self.femConsoleMessage("Error converting stdout from CalculiX", "#FF0000")
def UpdateText(self):
if(self.Calculix.state() == QtCore.QProcess.ProcessState.Running):
self.form.label_Time.setText('Time: {0:4.1f}: '.format(time.time() - self.Start))
def calculixError(self, error):
print "Error()", error
self.femConsoleMessage("CalculiX execute error: {}".format(error), "#FF0000")
def calculixStarted(self):
print "calculixStarted()"
print self.Calculix.state()
self.form.pushButton_generate.setText("Break Calculix")
def calculixStateChanged(self, newState):
if (newState == QtCore.QProcess.ProcessState.Starting):
self.femConsoleMessage("Starting CalculiX...")
if (newState == QtCore.QProcess.ProcessState.Running):
self.femConsoleMessage("CalculiX is running...")
if (newState == QtCore.QProcess.ProcessState.NotRunning):
self.femConsoleMessage("CalculiX stopped.")
def calculixFinished(self, exitCode):
print "calculixFinished()", exitCode
print self.Calculix.state()
# Restore previous cwd
QtCore.QDir.setCurrent(self.cwd)
self.printCalculiXstdout()
self.Timer.stop()
self.femConsoleMessage("Calculix done!", "#00AA00")
self.form.pushButton_generate.setText("Re-run Calculix")
print "Loading results...."
self.femConsoleMessage("Loading result sets...")
self.form.label_Time.setText('Time: {0:4.1f}: '.format(time.time() - self.Start))
fea = FemTools()
fea.purge_results()
fea.reset_mesh_color()
fea.reset_mesh_deformation()
if os.path.isfile(self.base_name + '.frd'):
QApplication.setOverrideCursor(Qt.WaitCursor)
ccxFrdReader.importFrd(self.base_name + '.frd', FemGui.getActiveAnalysis())
QApplication.restoreOverrideCursor()
self.femConsoleMessage("Loading results done!", "#00AA00")
else:
self.femConsoleMessage("Loading results failed! Results file doesn\'t exist", "#FF0000")
self.form.label_Time.setText('Time: {0:4.1f}: '.format(time.time() - self.Start))
def getStandardButtons(self):
return int(QtGui.QDialogButtonBox.Close)
def update(self):
'fills the widgets'
self.form.le_working_dir.setText(self.working_dir)
return
def accept(self):
FreeCADGui.Control.closeDialog()
def reject(self):
FreeCADGui.Control.closeDialog()
def choose_working_dir(self):
self.fem_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem")
self.working_dir = QtGui.QFileDialog.getExistingDirectory(None,
'Choose CalculiX working directory',
self.fem_prefs.GetString("WorkingDir", '/tmp'))
if self.working_dir:
self.fem_prefs.SetString("WorkingDir", str(self.working_dir))
self.form.le_working_dir.setText(self.working_dir)
def write_input_file_handler(self):
QApplication.restoreOverrideCursor()
if self.check_prerequisites_helper():
QApplication.setOverrideCursor(Qt.WaitCursor)
self.base_name = ""
fea = FemTools()
fea.update_objects()
fea.write_inp_file()
if fea.base_name != "":
self.base_name = fea.base_name
self.femConsoleMessage("Write completed.")
self.form.pushButton_edit.setEnabled(True)
self.form.pushButton_generate.setEnabled(True)
else:
self.femConsoleMessage("Write .inp file failed!", "#FF0000")
QApplication.restoreOverrideCursor()
def check_prerequisites_helper(self):
self.Start = time.time()
self.femConsoleMessage("Check dependencies...")
self.form.label_Time.setText('Time: {0:4.1f}: '.format(time.time() - self.Start))
fea = FemTools()
fea.update_objects()
message = fea.check_prerequisites()
if message != "":
QtGui.QMessageBox.critical(None, "Missing prerequisit(s)", message)
return False
return True
def start_ext_editor(self, ext_editor_path, filename):
if not hasattr(self, "ext_editor_process"):
self.ext_editor_process = QtCore.QProcess()
if self.ext_editor_process.state() != QtCore.QProcess.Running:
self.ext_editor_process.start(ext_editor_path, [filename])
def editCalculixInputFile(self):
filename = self.base_name + '.inp'
print 'editCalculixInputFile {}'.format(filename)
if self.fem_prefs.GetBool("UseInternalEditor", True):
FemGui.open(filename)
else:
ext_editor_path = self.fem_prefs.GetString("ExternalEditorPath", "")
if ext_editor_path:
self.start_ext_editor(ext_editor_path, filename)
else:
print "External editor is not defined in FEM preferences. Falling back to internal editor"
FemGui.open(filename)
def runCalculix(self):
print 'runCalculix'
self.Start = time.time()
self.femConsoleMessage("CalculiX binary: {}".format(self.CalculixBinary))
self.femConsoleMessage("Run Calculix...")
# run Calculix
print 'run Calculix at: ', self.CalculixBinary, ' with: ', self.base_name
# change cwd because ccx may crash if directory has no write permission
# there is also a limit of the length of file names so jump to the document directory
self.cwd = QtCore.QDir.currentPath()
fi = QtCore.QFileInfo(self.base_name)
QtCore.QDir.setCurrent(fi.path())
self.Calculix.start(self.CalculixBinary, ['-i', fi.baseName()])
QApplication.restoreOverrideCursor()
class _ResultControlTaskPanel:
'''The control for the displacement post-processing'''
def __init__(self):
self.form = FreeCADGui.PySideUic.loadUi(FreeCAD.getHomePath() + "Mod/Fem/ShowDisplacement.ui")
#Connect Signals and Slots
QtCore.QObject.connect(self.form.rb_none, QtCore.SIGNAL("toggled(bool)"), self.none_selected)
QtCore.QObject.connect(self.form.rb_x_displacement, QtCore.SIGNAL("toggled(bool)"), self.x_displacement_selected)
QtCore.QObject.connect(self.form.rb_y_displacement, QtCore.SIGNAL("toggled(bool)"), self.y_displacement_selected)
QtCore.QObject.connect(self.form.rb_z_displacement, QtCore.SIGNAL("toggled(bool)"), self.z_displacement_selected)
QtCore.QObject.connect(self.form.rb_abs_displacement, QtCore.SIGNAL("toggled(bool)"), self.abs_displacement_selected)
QtCore.QObject.connect(self.form.rb_vm_stress, QtCore.SIGNAL("toggled(bool)"), self.vm_stress_selected)
QtCore.QObject.connect(self.form.cb_show_displacement, QtCore.SIGNAL("clicked(bool)"), self.show_displacement)
QtCore.QObject.connect(self.form.hsb_displacement_factor, QtCore.SIGNAL("valueChanged(int)"), self.hsb_disp_factor_changed)
QtCore.QObject.connect(self.form.sb_displacement_factor, QtCore.SIGNAL("valueChanged(int)"), self.sb_disp_factor_changed)
QtCore.QObject.connect(self.form.sb_displacement_factor_max, QtCore.SIGNAL("valueChanged(int)"), self.sb_disp_factor_max_changed)
self.update()
self.restore_result_dialog()
def restore_result_dialog(self):
try:
rt = FreeCAD.FEM_dialog["results_type"]
if rt == "None":
self.form.rb_none.setChecked(True)
self.none_selected(True)
elif rt == "Uabs":
self.form.rb_abs_displacement.setChecked(True)
self.abs_displacement_selected(True)
elif rt == "U1":
self.form.rb_x_displacement.setChecked(True)
self.x_displacement_selected(True)
elif rt == "U2":
self.form.rb_y_displacement.setChecked(True)
self.y_displacement_selected(True)
elif rt == "U3":
self.form.rb_z_displacement.setChecked(True)
self.z_displacement_selected(True)
elif rt == "Sabs":
self.form.rb_vm_stress.setChecked(True)
self.vm_stress_selected(True)
sd = FreeCAD.FEM_dialog["show_disp"]
self.form.cb_show_displacement.setChecked(sd)
self.show_displacement(sd)
df = FreeCAD.FEM_dialog["disp_factor"]
dfm = FreeCAD.FEM_dialog["disp_factor_max"]
self.form.hsb_displacement_factor.setMaximum(dfm)
self.form.hsb_displacement_factor.setValue(df)
self.form.sb_displacement_factor_max.setValue(dfm)
self.form.sb_displacement_factor.setValue(df)
except:
FreeCAD.FEM_dialog = {"results_type": "None", "show_disp": False,
"disp_factor": 0, "disp_factor_max": 100}
def getStandardButtons(self):
return int(QtGui.QDialogButtonBox.Close)
def get_result_stats(self, type_name, analysis=None):
if analysis is None:
analysis = FemGui.getActiveAnalysis()
for i in analysis.Member:
if (i.isDerivedFrom("Fem::FemResultObject")) and ("Stats" in i.PropertiesList):
match_table = {"U1": (i.Stats[0], i.Stats[1], i.Stats[2]),
"U2": (i.Stats[3], i.Stats[4], i.Stats[5]),
"U3": (i.Stats[6], i.Stats[7], i.Stats[8]),
"Uabs": (i.Stats[9], i.Stats[10], i.Stats[11]),
"Sabs": (i.Stats[12], i.Stats[13], i.Stats[14]),
"None": (0.0, 0.0, 0.0)}
return match_table[type_name]
return (0.0, 0.0, 0.0)
def none_selected(self, state):
FreeCAD.FEM_dialog["results_type"] = "None"
self.set_result_stats("mm", 0.0, 0.0, 0.0)
fea = FemTools()
fea.reset_mesh_color()
def abs_displacement_selected(self, state):
FreeCAD.FEM_dialog["results_type"] = "Uabs"
self.select_displacement_type("Uabs")
def x_displacement_selected(self, state):
FreeCAD.FEM_dialog["results_type"] = "U1"
self.select_displacement_type("U1")
def y_displacement_selected(self, state):
FreeCAD.FEM_dialog["results_type"] = "U2"
self.select_displacement_type("U2")
def z_displacement_selected(self, state):
FreeCAD.FEM_dialog["results_type"] = "U3"
self.select_displacement_type("U3")
def vm_stress_selected(self, state):
FreeCAD.FEM_dialog["results_type"] = "Sabs"
QApplication.setOverrideCursor(Qt.WaitCursor)
self.MeshObject.ViewObject.setNodeColorByScalars(self.result_object.ElementNumbers, self.result_object.StressValues)
(minm, avg, maxm) = self.get_result_stats("Sabs")
self.set_result_stats("MPa", minm, avg, maxm)
QtGui.qApp.restoreOverrideCursor()
def select_displacement_type(self, disp_type):
QApplication.setOverrideCursor(Qt.WaitCursor)
if disp_type == "Uabs":
self.MeshObject.ViewObject.setNodeColorByScalars(self.result_object.ElementNumbers, self.result_object.DisplacementLengths)
else:
match = {"U1": 0, "U2": 1, "U3": 2}
d = zip(*self.result_object.DisplacementVectors)
displacements = list(d[match[disp_type]])
self.MeshObject.ViewObject.setNodeColorByScalars(self.result_object.ElementNumbers, displacements)
(minm, avg, maxm) = self.get_result_stats(disp_type)
self.set_result_stats("mm", minm, avg, maxm)
QtGui.qApp.restoreOverrideCursor()
def set_result_stats(self, unit, minm, avg, maxm):
self.form.le_min.setProperty("unit", unit)
self.form.le_min.setText("{:.6} {}".format(minm, unit))
self.form.le_avg.setProperty("unit", unit)
self.form.le_avg.setText("{:.6} {}".format(avg, unit))
self.form.le_max.setProperty("unit", unit)
self.form.le_max.setText("{:.6} {}".format(maxm, unit))
def show_displacement(self, checked):
QApplication.setOverrideCursor(Qt.WaitCursor)
FreeCAD.FEM_dialog["show_disp"] = checked
factor = 0.0
if checked:
factor = self.form.hsb_displacement_factor.value()
self.MeshObject.ViewObject.setNodeDisplacementByVectors(self.result_object.ElementNumbers, self.result_object.DisplacementVectors)
self.MeshObject.ViewObject.applyDisplacement(factor)
QtGui.qApp.restoreOverrideCursor()
def hsb_disp_factor_changed(self, value):
self.MeshObject.ViewObject.applyDisplacement(value)
self.form.sb_displacement_factor.setValue(value)
def sb_disp_factor_max_changed(self, value):
FreeCAD.FEM_dialog["disp_factor_max"] = value
self.form.hsb_displacement_factor.setMaximum(value)
def sb_disp_factor_changed(self, value):
FreeCAD.FEM_dialog["disp_factor"] = value
self.form.hsb_displacement_factor.setValue(value)
def update(self):
self.MeshObject = None
for i in FemGui.getActiveAnalysis().Member:
if i.isDerivedFrom("Fem::FemMeshObject"):
self.MeshObject = i
elif i.isDerivedFrom('Fem::FemResultObject'):
self.result_object = i
def accept(self):
FreeCADGui.Control.closeDialog()
def reject(self):
FreeCADGui.Control.closeDialog()
# Helpers
def results_present():
results = False
analysis_members = FemGui.getActiveAnalysis().Member
for o in analysis_members:
if o.isDerivedFrom('Fem::FemResultObject'):
results = True
return results
FreeCADGui.addCommand('Fem_NewMechanicalAnalysis', _CommandNewMechanicalAnalysis())
FreeCADGui.addCommand('Fem_CreateFromShape', _CommandFemFromShape())
FreeCADGui.addCommand('Fem_MechanicalJobControl', _CommandMechanicalJobControl())
FreeCADGui.addCommand('Fem_Quick_Analysis', _CommandQuickAnalysis())
FreeCADGui.addCommand('Fem_PurgeResults', _CommandPurgeFemResults())
FreeCADGui.addCommand('Fem_ShowResult', _CommandMechanicalShowResult())