--- /dev/null
+# -*- coding: iso-8859-1 -*-
+# Copyright (C) 2007-2022 CEA/DEN, EDF R&D, OPEN CASCADE
+#
+# 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 math
+
+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()
+
+geo = geompy
+
+# Parameters
+# ----------
+
+radius = 50
+height = 200
+
+# Build a cylinder
+# ----------------
+
+base = geompy.MakeVertex(0, 0, 0)
+direction = geompy.MakeVectorDXDYDZ(0, 0, 1)
+
+cylinder = geompy.MakeCylinder(base, direction, radius, height)
+
+geompy.addToStudy(cylinder, "cylinder")
+
+# Build blocks
+# ------------
+
+size = radius/2.0
+
+box_rot = geompy.MakeBox(-size, -size, 0, +size, +size, height)
+box_axis = geompy.MakeLine(base, direction)
+box = geompy.MakeRotation(box_rot, box_axis, math.pi/4)
+
+hole = geompy.MakeCut(cylinder, box)
+
+plane_trim = 2000
+
+plane_a = geompy.MakePlane(base, geompy.MakeVectorDXDYDZ(1, 0, 0), plane_trim)
+plane_b = geompy.MakePlane(base, geompy.MakeVectorDXDYDZ(0, 1, 0), plane_trim)
+
+blocks_part = geompy.MakePartition([hole], [plane_a, plane_b], [], [], geompy.ShapeType["SOLID"])
+blocks_list = [box] + geompy.SubShapeAll(blocks_part, geompy.ShapeType["SOLID"])
+blocks_all = geompy.MakeCompound(blocks_list)
+blocks = geompy.MakeGlueFaces(blocks_all, 0.0001)
+
+geompy.addToStudy(blocks, "cylinder:blocks")
+
+# Build geometric groups
+# ----------------------
+
+def group(name, shape, type, base=None, direction=None):
+ t = geompy.ShapeType[type]
+ g = geompy.CreateGroup(shape, t)
+
+ geompy.addToStudy(g, name)
+ g.SetName(name)
+
+ if base!=None:
+ l = geompy.GetShapesOnPlaneWithLocationIDs(shape, t, direction, base, GEOM.ST_ON)
+ geompy.UnionIDs(g, l)
+
+ return g
+
+group_a = group("baseA", blocks, "FACE", base, direction)
+
+base_b = geompy.MakeVertex(0, 0, height)
+group_b = group("baseB", blocks, "FACE", base_b, direction)
+
+group_1 = group("limit", blocks, "SOLID")
+group_1_all = geompy.SubShapeAllIDs(blocks, geompy.ShapeType["SOLID"])
+geompy.UnionIDs(group_1, group_1_all)
+group_1_box = geompy.GetBlockNearPoint(blocks, base)
+geompy.DifferenceList(group_1, [group_1_box])
+
+# Mesh the blocks with hexahedral
+# -------------------------------
+
+smesh.UpdateStudy()
+
+def discretize(x, y, z, n, s=blocks):
+ p = geompy.MakeVertex(x, y, z)
+ e = geompy.GetEdgeNearPoint(s, p)
+ a = hexa.Segment(e)
+ a.NumberOfSegments(n)
+ a.Propagation()
+
+hexa = smesh.Mesh(blocks)
+
+hexa_1d = hexa.Segment()
+hexa_1d.NumberOfSegments(1)
+
+discretize(+radius , +radius, 0, 5)
+discretize(-radius , +radius, 0, 8)
+discretize((radius+size)/2, 0, 0, 10)
+discretize( +radius, 0, height/2, 20)
+
+hexa.Quadrangle()
+hexa.Hexahedron()
+
+hexa.Compute()
+
+hexa.Group(group_a)
+hexa.Group(group_b)
+hexa.Group(group_1)
+
+# Update object browser
+# ---------------------
+
+salome.sg.updateObjBrowser()
