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https://git.salome-platform.org/gitpub/modules/smesh.git
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d6439e67b4
Cherrypick from master 2005-03-21 08:38:22 UTC jfa <jfa@opencascade.com> 'New updated and tested smesh.py with some examples. Provided by FKL.':
src/SMESH_SWIG/ex00_all.py
src/SMESH_SWIG/ex01_cube2build.py
src/SMESH_SWIG/ex02_cube2primitive.py
src/SMESH_SWIG/ex03_cube2partition.py
src/SMESH_SWIG/ex04_cube5tetraHexa.py
src/SMESH_SWIG/ex05_hole1build.py
src/SMESH_SWIG/ex06_hole1boolean.py
src/SMESH_SWIG/ex07_hole1partition.py
src/SMESH_SWIG/ex08_hole2build.py
src/SMESH_SWIG/ex09_grid4build.py
src/SMESH_SWIG/ex10_grid4geometry.py
src/SMESH_SWIG/ex11_grid3partition.py
src/SMESH_SWIG/ex12_grid17partition.py
src/SMESH_SWIG/ex13_hole1partial.py
src/SMESH_SWIG/ex14_cyl1holed.py
src/SMESH_SWIG/ex15_cyl2geometry.py
src/SMESH_SWIG/ex16_cyl2complementary.py
src/SMESH_SWIG/ex17_dome1.py
src/SMESH_SWIG/ex18_dome2.py
src/SMESH_SWIG/ex19_sphereINcube.py
src/SMESH_SWIG/smesh.py
140 lines
2.8 KiB
Python
140 lines
2.8 KiB
Python
# CEA/LGLS 2004-2005, Francis KLOSS (OCC)
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# =======================================
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from geompy import *
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import smesh
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# Geometry
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# ========
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# A not centered holed cube build by boolean geometric operations
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# Values
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# ------
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ox = 0
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oy = 0
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oz = 0
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longueur1 = 30
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longueur2 = 70
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largeur1 = 30
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largeur2 = 50
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hauteur = 50
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rayon = 10
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# Triangular face
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# ---------------
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def triangle(p1, p2, p3):
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l = []
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l.append(MakeEdge(p1, p2))
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l.append(MakeEdge(p2, p3))
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l.append(MakeEdge(p3, p1))
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w = MakeWire(l)
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return MakeFace(w, 1)
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# Points
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# ------
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basePoint111 = MakeVertex(ox-longueur1, oy, oz-largeur1)
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basePoint211 = MakeVertex(ox+longueur2, oy, oz-largeur1)
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basePoint112 = MakeVertex(ox-longueur1, oy, oz+largeur2)
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basePoint212 = MakeVertex(ox+longueur2, oy, oz+largeur2)
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holePoint = MakeVertex(ox, oy, oz)
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# Faces
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# -----
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baseFace1 = triangle(basePoint111, basePoint211, holePoint)
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baseFace2 = triangle(basePoint211, basePoint212, holePoint)
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baseFace3 = triangle(basePoint212, basePoint112, holePoint)
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baseFace4 = triangle(basePoint112, basePoint111, holePoint)
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# Solids
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# ------
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baseVector = MakeVectorDXDYDZ(0, 1, 0)
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baseSolid1 = MakePrismVecH(baseFace1, baseVector, hauteur)
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baseSolid2 = MakePrismVecH(baseFace2, baseVector, hauteur)
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baseSolid3 = MakePrismVecH(baseFace3, baseVector, hauteur)
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baseSolid4 = MakePrismVecH(baseFace4, baseVector, hauteur)
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holeSolid = MakeCylinder(holePoint, baseVector, rayon, hauteur)
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# Boolean operations
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# ------------------
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baseHexa1 = MakeCut(baseSolid1, holeSolid)
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baseHexa2 = MakeCut(baseSolid2, holeSolid)
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baseHexa3 = MakeCut(baseSolid3, holeSolid)
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baseHexa4 = MakeCut(baseSolid4, holeSolid)
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# Compound, glue and repair
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# -------------------------
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c_l = []
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c_l.append(baseHexa1)
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c_l.append(baseHexa2)
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c_l.append(baseHexa3)
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c_l.append(baseHexa4)
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c_cpd = MakeCompound(c_l)
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c_glu = MakeGlueFaces(c_cpd, 1.e-5)
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piece = RemoveExtraEdges(c_glu)
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# Add in study
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# ------------
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piece_id = addToStudy(piece, "ex06_hole1boolean")
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# Meshing
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# =======
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# Create a hexahedral mesh
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# ------------------------
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hexa = smesh.Mesh(piece, "ex06_hole1boolean:hexa")
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algo = hexa.Segment()
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algo.NumberOfSegments(11)
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hexa.Quadrangle()
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hexa.Hexahedron()
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# Create local hypothesis
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# -----------------------
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edge1 = GetEdgeNearPoint(piece, MakeVertex(ox, oy, oz-largeur1))
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algo1 = hexa.Segment(edge1)
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algo1.NumberOfSegments(3)
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algo1.Propagation()
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edge2 = GetEdgeNearPoint(piece, MakeVertex(ox-longueur1, oy, oz))
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algo2 = hexa.Segment(edge2)
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algo2.NumberOfSegments(5)
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algo2.Propagation()
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edge3 = GetEdgeNearPoint(piece, MakeVertex(ox, oy, oz+largeur2))
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algo3 = hexa.Segment(edge3)
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algo3.NumberOfSegments(7)
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algo3.Propagation()
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edge4 = GetEdgeNearPoint(piece, MakeVertex(ox+longueur2, oy, oz))
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algo4 = hexa.Segment(edge4)
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algo4.NumberOfSegments(9)
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algo4.Propagation()
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# Mesh calculus
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# -------------
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hexa.Compute()
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