+++ /dev/null
-# -*- 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
-#
-
-# ==================================
-#
-import salome
-salome.salome_init()
-import GEOM
-from salome.geom import geomBuilder
-geompy = geomBuilder.New()
-
-import SMESH, SALOMEDS
-from salome.smesh import smeshBuilder
-smesh = smeshBuilder.New()
-
-# Geometry
-# ========
-
-# With hexahedral, build a box partially holed by a not centered cylinder with a thickness
-
-# Values
-# ------
-
-box_dx = 1000
-box_dy = 900
-box_dz = 800
-
-cyl_x = 500
-cyl_y = 300
-cyl_dz = 600
-cyl_radius = 150
-cyl_thick = 30
-
-# Triangular face
-# ---------------
-
-def triangle(p1, p2, p3):
- l = []
- l.append(geompy.MakeEdge(p1, p2))
- l.append(geompy.MakeEdge(p2, p3))
- l.append(geompy.MakeEdge(p3, p1))
- w = geompy.MakeWire(l)
- return geompy.MakeFace(w, 1)
-
-# The holed part
-# ==============
-
-# Vertex of the holed part
-# ------------------------
-
-hole_point_11 = geompy.MakeVertex(0 , 0 , 0)
-hole_point_21 = geompy.MakeVertex(box_dx, 0 , 0)
-hole_point_12 = geompy.MakeVertex(0 , box_dy, 0)
-hole_point_22 = geompy.MakeVertex(box_dx, box_dy, 0)
-
-hole_center = geompy.MakeVertex(cyl_x, cyl_y, 0)
-
-# Faces of the holed part
-# -----------------------
-
-hole_face_1 = triangle(hole_point_11, hole_point_21, hole_center)
-hole_face_2 = triangle(hole_point_21, hole_point_22, hole_center)
-hole_face_3 = triangle(hole_point_12, hole_point_22, hole_center)
-hole_face_4 = triangle(hole_point_11, hole_point_12, hole_center)
-
-# Solids of the holed part
-# ------------------------
-
-cyl_dir = geompy.MakeVectorDXDYDZ(0, 0, 1)
-
-hole_solid_1 = geompy.MakePrismVecH(hole_face_1, cyl_dir, cyl_dz)
-hole_solid_2 = geompy.MakePrismVecH(hole_face_2, cyl_dir, cyl_dz)
-hole_solid_3 = geompy.MakePrismVecH(hole_face_3, cyl_dir, cyl_dz)
-hole_solid_4 = geompy.MakePrismVecH(hole_face_4, cyl_dir, cyl_dz)
-
-hole_internal = geompy.MakeCylinder(hole_center, cyl_dir, cyl_radius , cyl_dz)
-hole_external = geompy.MakeCylinder(hole_center, cyl_dir, cyl_radius+cyl_thick, cyl_dz)
-hole_median = geompy.MakeCut(hole_external, hole_internal)
-
-# Boolean operations
-# ------------------
-
-blocks = []
-
-blocks.append( geompy.MakeCut(hole_solid_1, hole_external))
-blocks.append(geompy.MakeCommon(hole_solid_1, hole_median ))
-
-blocks.append( geompy.MakeCut(hole_solid_2, hole_external))
-blocks.append(geompy.MakeCommon(hole_solid_2, hole_median ))
-
-blocks.append( geompy.MakeCut(hole_solid_3, hole_external))
-blocks.append(geompy.MakeCommon(hole_solid_3, hole_median ))
-
-blocks.append( geompy.MakeCut(hole_solid_4, hole_external))
-blocks.append(geompy.MakeCommon(hole_solid_4, hole_median ))
-
-# The full part
-# =============
-
-# Vertex of the full part
-# -----------------------
-
-full_point_11 = geompy.MakeVertex(0 , 0 , cyl_dz)
-full_point_21 = geompy.MakeVertex(box_dx, 0 , cyl_dz)
-full_point_12 = geompy.MakeVertex(0 , box_dy, cyl_dz)
-full_point_22 = geompy.MakeVertex(box_dx, box_dy, cyl_dz)
-
-full_center = geompy.MakeVertex(cyl_x, cyl_y, cyl_dz)
-
-# Faces of the full part
-# ----------------------
-
-full_face_1 = triangle(full_point_11, full_point_21, full_center)
-full_face_2 = triangle(full_point_21, full_point_22, full_center)
-full_face_3 = triangle(full_point_12, full_point_22, full_center)
-full_face_4 = triangle(full_point_11, full_point_12, full_center)
-
-# Solids of the full part
-# ------------------------
-
-full_dz = box_dz - cyl_dz
-
-full_solid_1 = geompy.MakePrismVecH(full_face_1, cyl_dir, full_dz)
-full_solid_2 = geompy.MakePrismVecH(full_face_2, cyl_dir, full_dz)
-full_solid_3 = geompy.MakePrismVecH(full_face_3, cyl_dir, full_dz)
-full_solid_4 = geompy.MakePrismVecH(full_face_4, cyl_dir, full_dz)
-
-full_internal = geompy.MakeCylinder(full_center, cyl_dir, cyl_radius , full_dz)
-full_external = geompy.MakeCylinder(full_center, cyl_dir, cyl_radius+cyl_thick, full_dz)
-full_median = geompy.MakeCut(full_external, full_internal)
-
-# Boolean operations
-# ------------------
-
-full = []
-
-full.append( geompy.MakeCut(full_solid_1, full_external))
-full.append(geompy.MakeCommon(full_solid_1, full_median))
-
-full.append( geompy.MakeCut(full_solid_2, full_external))
-full.append(geompy.MakeCommon(full_solid_2, full_median ))
-
-full.append( geompy.MakeCut(full_solid_3, full_external))
-full.append(geompy.MakeCommon(full_solid_3, full_median))
-
-full.append( geompy.MakeCut(full_solid_4, full_external))
-full.append(geompy.MakeCommon(full_solid_4, full_median))
-
-# Filling the hole
-# ----------------
-
-box_d = cyl_radius/3
-
-x = cyl_x-box_d
-y = x * cyl_y / cyl_x
-box_point_11 = geompy.MakeVertex(x, y, cyl_dz)
-
-x = cyl_x+box_d
-y = (box_dx - x) * cyl_y / (box_dx - cyl_x)
-box_point_12 = geompy.MakeVertex(x, y, cyl_dz)
-
-x = cyl_x-box_d
-y = box_dy - x * (box_dy - cyl_y) / cyl_x
-box_point_21 = geompy.MakeVertex(x, y, cyl_dz)
-
-x = cyl_x+box_d
-y = box_dy - (box_dx - x) * (box_dy - cyl_y) / (box_dx - cyl_x)
-box_point_22 = geompy.MakeVertex(x, y, cyl_dz)
-
-box_face = geompy.MakeQuad4Vertices(box_point_11, box_point_12, box_point_21, box_point_22)
-
-box = geompy.MakePrismVecH(box_face, cyl_dir, full_dz)
-
-full.append(box)
-
-full.append(geompy.MakeCut(geompy.MakeCommon(full_solid_1, full_internal), box))
-full.append(geompy.MakeCut(geompy.MakeCommon(full_solid_2, full_internal), box))
-full.append(geompy.MakeCut(geompy.MakeCommon(full_solid_3, full_internal), box))
-full.append(geompy.MakeCut(geompy.MakeCommon(full_solid_4, full_internal), box))
-
-# Cut the cylinder thickness
-# -------------------------
-
-full_plan = geompy.MakePlane(geompy.MakeVertex(0, 0, cyl_dz+cyl_thick), cyl_dir, 5000)
-
-full_parts = geompy.MakePartition(full, [full_plan], [], [], geompy.ShapeType["SOLID"])
-
-# Geometry result
-# ---------------
-
-blocks.append(full_parts)
-
-piece_cpd = geompy.MakeCompound(blocks)
-
-piece_ok = geompy.RemoveExtraEdges(piece_cpd, doUnionFaces=True)
-
-piece = geompy.MakeGlueFaces(piece_ok, 1.e-3)
-
-piece_id = geompy.addToStudy(piece, "ex13_hole1partial")
-
-# Meshing
-# =======
-
-# Create a mesh
-# -------------
-
-hexa = smesh.Mesh(piece, "ex13_hole1partial:hexa")
-
-algo = hexa.Segment()
-algo.NumberOfSegments(2)
-
-hexa.Quadrangle()
-
-hexa.Hexahedron()
-
-# Local hypothesis
-# ----------------
-
-def local(x, y, z, d):
- edge = geompy.GetEdgeNearPoint(piece, geompy.MakeVertex(x, y, z))
- algo = hexa.Segment(edge)
- algo.NumberOfSegments(d)
- algo.Propagation()
-
-local(0, 0, 100, 40)
-local(0, 0, 700, 15)
-
-local(100, 0, 0, 20)
-local(0, 100, 0, 20)
-
-local(100, 100, 0, 25)
-
-d = cyl_radius-3*cyl_thick
-local(cyl_x+d, cyl_y+d, box_dz, 10)
-
-# Compute the mesh
-# ----------------
-
-hexa.Compute()
-
-# Update object browser
-# ---------------------
-
-salome.sg.updateObjBrowser()
