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FEM: GMSH mesh tool, new python mesh object

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Bernd Hahnebach 2016-11-22 19:47:54 +01:00
parent 9f8a7b8642
commit c3df2e298d
5 changed files with 233 additions and 0 deletions
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3
src/Mod/Fem/App/CMakeLists.txt
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@ -80,6 +80,7 @@ SET(FemScripts_SRCS
_FemBeamSection.py
_FemConstraintSelfWeight.py
_FemMaterialMechanicalNonlinear.py
_FemMeshGmsh.py
_FemShellThickness.py
_FemSolverCalculix.py
_FemSolverZ88.py
@ -92,6 +93,7 @@ SET(FemScripts_SRCS
_ViewProviderFemBeamSection.py
_ViewProviderFemConstraintSelfWeight.py
_ViewProviderFemMaterialMechanicalNonlinear.py
_ViewProviderFemMeshGmsh.py
_ViewProviderFemShellThickness.py
_ViewProviderFemSolverCalculix.py
_ViewProviderFemSolverZ88.py
@ -111,6 +113,7 @@ SET(FemScripts_SRCS
FemInputWriterCcx.py
FemInputWriterZ88.py
FemMaterialMechanicalNonlinear.py
FemMeshGmsh.py
FemMeshTools.py
FemShellThickness.py
FemSolverCalculix.py

4
src/Mod/Fem/CMakeLists.txt
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@ -36,6 +36,10 @@ INSTALL(
FemAnalysis.py
_CommandAnalysis.py
FemMeshGmsh.py
_FemMeshGmsh.py
_ViewProviderFemMeshGmsh.py
FemBeamSection.py
_FemBeamSection.py
_ViewProviderFemBeamSection.py

43
src/Mod/Fem/FemMeshGmsh.py Normal file
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@ -0,0 +1,43 @@
# ***************************************************************************
# * *
# * Copyright (c) 2016 - 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__ = "FemMeshGmsh"
__author__ = "Bernd Hahnebach"
__url__ = "http://www.freecadweb.org"
## \addtogroup FEM
# @{
import FreeCAD
import _FemMeshGmsh
def makeFemMeshGmsh(name="FEMMeshGMSH"):
'''makeFemMeshGmsh(name): makes a GMSH FEM mesh object'''
obj = FreeCAD.ActiveDocument.addObject("Fem::FemMeshObjectPython", name)
_FemMeshGmsh._FemMeshGmsh(obj)
if FreeCAD.GuiUp:
import _ViewProviderFemMeshGmsh
_ViewProviderFemMeshGmsh._ViewProviderFemMeshGmsh(obj.ViewObject)
return obj
# @}

69
src/Mod/Fem/_FemMeshGmsh.py Normal file
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@ -0,0 +1,69 @@
# ***************************************************************************
# * *
# * Copyright (c) 2016 - 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__ = "_FemMeshGmsh"
__author__ = "Bernd Hahnebach"
__url__ = "http://www.freecadweb.org"
## @package FemMeshGmsh
# \ingroup FEM
class _FemMeshGmsh():
"""The Fem::FemMeshObject's Proxy python type, add GMSH specific properties
"""
# they will be used from the task panel too, thus they need to be outside of the __init__
known_element_dimensions = ['Auto', '1D', '2D', '3D']
known_element_orders = ['Auto', '1st', '2nd']
def __init__(self, obj):
self.Type = "FemMeshGmsh"
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::PropertyLink", "Part", "FEM Mesh", "Part object to mesh")
obj.Part = None
obj.addProperty("App::PropertyFloat", "ElementSizeMax", "FEM Mesh Params", "Max mesh element size (0.0 = infinity)")
obj.ElementSizeMax = 0.0 # will be 1e+22
obj.addProperty("App::PropertyFloat", "ElementSizeMin", "FEM Mesh Params", "Min mesh element size")
obj.ElementSizeMin = 0.0
obj.addProperty("App::PropertyEnumeration", "ElementDimension", "FEM Mesh Params", "Dimension of mesh elements (Auto = according ShapeType of part to mesh)")
obj.ElementDimension = _FemMeshGmsh.known_element_dimensions
obj.ElementDimension = 'Auto' # according ShapeType of Part to mesh
obj.addProperty("App::PropertyEnumeration", "ElementOrder", "FEM Mesh Params", "Order of mesh elements (Auto will be 2nd)")
obj.ElementOrder = _FemMeshGmsh.known_element_orders
obj.ElementOrder = 'Auto' # = 2nd
def execute(self, obj):
return
def __getstate__(self):
return self.Type
def __setstate__(self, state):
if state:
self.Type = state

114
src/Mod/Fem/_ViewProviderFemMeshGmsh.py Normal file
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@ -0,0 +1,114 @@
# ***************************************************************************
# * *
# * Copyright (c) 2016 - 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__ = "_ViewProviderFemMeshGmsh"
__author__ = "Bernd Hahnebach"
__url__ = "http://www.freecadweb.org"
## @package ViewProviderFemMeshGmsh
# \ingroup FEM
import FreeCAD
import FreeCADGui
import FemGui
class _ViewProviderFemMeshGmsh:
"A View Provider for the FemMeshGmsh object"
def __init__(self, vobj):
vobj.Proxy = self
def getIcon(self):
return ":/icons/fem-fem-mesh-from-shape.svg"
def attach(self, vobj):
self.ViewObject = vobj
self.Object = vobj.Object
def updateData(self, obj, prop):
return
def onChanged(self, vobj, prop):
return
def setEdit(self, vobj, mode):
self.ViewObject.show() # show the mesh on edit if it is hided
import _TaskPanelFemMeshGmsh
taskd = _TaskPanelFemMeshGmsh._TaskPanelFemMeshGmsh(self.Object)
taskd.obj = vobj.Object
FreeCADGui.Control.showDialog(taskd)
return True
def unsetEdit(self, vobj, mode):
FreeCADGui.Control.closeDialog()
return
def doubleClicked(self, vobj):
# Group meshing is only active on active analysis, we should make sure the analysis the mesh belongs too is active
gui_doc = FreeCADGui.getDocument(vobj.Object.Document)
if not gui_doc.getInEdit():
# may be go the other way around and just activate the analysis the user has doubleClicked on ?!
# not a fast one, we need to iterate over all member of all analysis to know to which analyis the object belongs too!!!
if FemGui.getActiveAnalysis() is not None:
if FemGui.getActiveAnalysis().Document is FreeCAD.ActiveDocument:
if self.Object in FemGui.getActiveAnalysis().Member:
if not gui_doc.getInEdit():
FreeCAD.Console.PrintError('TaskPanel test not yet implemented\n')
# gui_doc.setEdit(vobj.Object.Name)
else:
FreeCAD.Console.PrintError('Activate the analysis this mesh belongs to!\n')
else:
print('Mesh does not belong to the active analysis.')
for o in gui_doc.Document.Objects:
if o.isDerivedFrom('Fem::FemAnalysisPython'):
for m in o.Member:
if m == self.Object:
FemGui.setActiveAnalysis(o)
print('Analysis the Mesh belongs too was activated.')
FreeCAD.Console.PrintError('TaskPanel test not yet implemented\n')
# gui_doc.setEdit(vobj.Object.Name)
break
else:
FreeCAD.Console.PrintError('Active Analysis is not in active Document!\n')
else:
# no active analysis, we gone have a look if the obj belongs to a non active analysis,
for o in gui_doc.Document.Objects:
if o.isDerivedFrom('Fem::FemAnalysisPython'):
for m in o.Member:
if m == self.Object:
FemGui.setActiveAnalysis(o)
print('Analysis the Mesh belongs too was activated.')
FreeCAD.Console.PrintError('TaskPanel test not yet implemented\n')
# gui_doc.setEdit(vobj.Object.Name)
break
else:
print('Mesh GMSH object does not belong to an analysis. Group meshing will is deactivated.')
gui_doc.setEdit(vobj.Object.Name)
else:
FreeCAD.Console.PrintError('Active Task Dialog found! Please close this one first!\n')
return True
def __getstate__(self):
return None
def __setstate__(self, state):
return None