+# -*- coding: iso-8859-1 -*-
+# Copyright (C) 2007-2022 CEA/DEN, EDF R&D, OPEN CASCADE
#
+# Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+# CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+#
+
# Triangulation of the skin of the geometry from a Brep representing a plane
-# This geometry is from EADS
# Hypothesis and algorithms for the mesh generation are global
#
-
+import os
import salome
-from salome import sg
+salome.salome_init()
+import GEOM
+from salome.geom import geomBuilder
+geompy = geomBuilder.New()
-import geompy
+import SMESH, SALOMEDS
+from salome.smesh import smeshBuilder
+smesh = smeshBuilder.New()
-import SMESH
-import smeshpy
-geom = geompy.geom
-myBuilder = geompy.myBuilder
-
-ShapeTypeShell = 3
-ShapeTypeFace = 4
-ShapeTypeEdge = 6
-
-import os
+# ---------------------------- GEOM --------------------------------------
# import a BRep
#before running this script, please be sure about
#the path the file fileName
-filePath=os.environ["SMESH_ROOT_DIR"]
-filePath=filePath+"/share/salome/resources/"
+filePath = os.environ["DATA_DIR"]
+filePath = filePath + "/Shapes/Brep/"
filename = "flight_solid.brep"
filename = filePath + filename
-shape = geompy.ImportBREP(filename)
-idShape = geompy.addToStudy(shape,"flight")
-
-print "Analysis of the geometry flight :"
-subShellList=geompy.SubShapeAll(shape,ShapeTypeShell)
-subFaceList=geompy.SubShapeAll(shape,ShapeTypeFace)
-subEdgeList=geompy.SubShapeAll(shape,ShapeTypeEdge)
-
-print "number of Shells in flight : ",len(subShellList)
-print "number of Faces in flight : ",len(subFaceList)
-print "number of Edges in flight : ",len(subEdgeList)
-
-# ---- launch SMESH
-
-smeshgui = salome.ImportComponentGUI("SMESH")
-smeshgui.Init(salome.myStudyId)
-
-gen=smeshpy.smeshpy()
+shape = geompy.Import(filename, "BREP")
+idShape = geompy.addToStudy(shape, "flight")
-# ---- create Hypothesis
+print("Analysis of the geometry flight :")
+subShellList = geompy.SubShapeAll(shape, geompy.ShapeType["SHELL"])
+subFaceList = geompy.SubShapeAll(shape, geompy.ShapeType["FACE"])
+subEdgeList = geompy.SubShapeAll(shape, geompy.ShapeType["EDGE"])
-print "-------------------------- create Hypothesis"
+print("number of Shells in flight : ", len(subShellList))
+print("number of Faces in flight : ", len(subFaceList))
+print("number of Edges in flight : ", len(subEdgeList))
-print "-------------------------- LocalLength"
-lengthOfSegments = 0.3
-
-hypothesis=gen.CreateHypothesis("LocalLength")
-hypLength=hypothesis._narrow(SMESH.SMESH_LocalLength)
-hypLength.SetLength(lengthOfSegments)
-hypLengthID = hypLength.GetId()
-print hypLength.GetName()
-print hypLengthID
-print hypLength.GetLength()
-
-idlen = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypLength) )
-smeshgui.SetName(idlen, "LocalLength")
-
-print "-------------------------- LengthFromEdges"
-
-hypothesis=gen.CreateHypothesis("LengthFromEdges")
-hypLengthFromEdge=hypothesis._narrow(SMESH.SMESH_LengthFromEdges)
-hypLengthFromEdgeID = hypLengthFromEdge.GetId()
-print hypLengthFromEdge.GetName()
-print hypLengthFromEdgeID
-
-idlenfromedge = smeshgui.AddNewHypothesis( salome.orb.object_to_string(hypLengthFromEdge) )
-smeshgui.SetName(idlenfromedge, "LengthFromEdge")
-
-# ---- create Algorithms
-
-print "-------------------------- create Algorithms"
-
-print "-------------------------- Regular_1D"
-
-hypothesis=gen.CreateHypothesis("Regular_1D")
-regular1D = hypothesis._narrow(SMESH.SMESH_Regular_1D)
-regularID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(regular1D) )
-smeshgui.SetName(regularID, "Wire Discretisation")
-
-print "-------------------------- MEFISTO_2D"
-
-hypothesis=gen.CreateHypothesis("MEFISTO_2D")
-mefisto2D = hypothesis._narrow(SMESH.SMESH_MEFISTO_2D)
-mefistoID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(mefisto2D) )
-smeshgui.SetName(mefistoID, "MEFISTO_2D")
-
-print "-------------------------- NETGEN_3D"
-
-hypothesis=gen.CreateHypothesis("NETGEN_3D")
-netgen3D = hypothesis._narrow(SMESH.SMESH_NETGEN_3D)
-netgenID = smeshgui.AddNewAlgorithms( salome.orb.object_to_string(netgen3D) )
-smeshgui.SetName(netgenID, "NETGEN_3D")
+### ---------------------------- SMESH --------------------------------------
+smesh.UpdateStudy()
# ---- init a Mesh with the shell
+shape_mesh = salome.IDToObject( idShape )
-mesh=gen.Init(idShape)
-idmesh = smeshgui.AddNewMesh( salome.orb.object_to_string(mesh) )
-smeshgui.SetName(idmesh, "MeshFlight")
-smeshgui.SetShape(idShape, idmesh)
+mesh = smesh.Mesh(shape_mesh, "MeshFlight")
-# ---- add hypothesis to flight
-print "-------------------------- add hypothesis to flight"
+# ---- set Hypothesis and Algorithm
-ret=mesh.AddHypothesis(shape,regular1D)
-print ret
-ret=mesh.AddHypothesis(shape,hypLength)
-print ret
-ret=mesh.AddHypothesis(shape,mefisto2D)
-print ret
-ret=mesh.AddHypothesis(shape,hypLengthFromEdge)
-print ret
+print("-------------------------- LocalLength")
+
+lengthOfSegments = 0.3
-smeshgui.SetAlgorithms( idmesh, regularID)
-smeshgui.SetHypothesis( idmesh, idlen )
-smeshgui.SetAlgorithms( idmesh, mefistoID )
-smeshgui.SetHypothesis( idmesh, idlenfromedge)
+regular1D = mesh.Segment()
+hypLength = regular1D.LocalLength(lengthOfSegments)
+print(hypLength.GetName())
+print(hypLength.GetId())
+print(hypLength.GetLength())
+smesh.SetName(hypLength, "LocalLength_" + str(lengthOfSegments))
-sg.updateObjBrowser(1)
+print("-------------------------- LengthFromEdges")
+mefisto2D = mesh.Triangle()
+hypLengthFromEdge = mefisto2D.LengthFromEdges()
+print(hypLengthFromEdge.GetName())
+print(hypLengthFromEdge.GetId())
+smesh.SetName(hypLengthFromEdge,"LengthFromEdge")
-print "-------------------------- compute the skin flight"
-ret=gen.Compute(mesh,idShape)
-print ret
+print("-------------------------- compute the skin flight")
+ret = mesh.Compute()
+print(ret)
if ret != 0:
- log=mesh.GetLog(0) # no erase trace
- for linelog in log:
- print linelog
+ log = mesh.GetLog(0) # no erase trace
+ # for linelog in log:
+ # print(linelog)
+ print("Information about the Mesh_mechanic_tetra:")
+ print("Number of nodes : ", mesh.NbNodes())
+ print("Number of edges : ", mesh.NbEdges())
+ print("Number of faces : ", mesh.NbFaces())
+ print("Number of triangles : ", mesh.NbTriangles())
+ print("Number of volumes : ", mesh.NbVolumes())
else:
- print "probleme when computing the mesh"
+ print("probleme when computing the mesh")
-sg.updateObjBrowser(1)
+salome.sg.updateObjBrowser()
