smesh/src/SMESH_SWIG/ex08_hole2build.py

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# CEA/LGLS 2004-2005, Francis KLOSS (OCC)
# =======================================
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from geompy import *
import smesh
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# Geometry
# ========
# A twice holed cube build by points, edges, faces and solids
# Values
# ------
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ox = 0
oy = 0
oz = 0
longueur = 200
largeur = 100
hauteur = 80
cylindre = 50
rayon = 20
# Points
# ------
piecePoint1 = MakeVertex(ox , oy, oz)
piecePoint2 = MakeVertex(ox+longueur, oy, oz)
piecePoint3 = MakeVertex(ox+longueur, oy, oz+largeur)
piecePoint4 = MakeVertex(ox , oy, oz+largeur)
cz = oz+largeur/2
cylPoint1 = MakeVertex(ox+cylindre , oy, cz-rayon)
cylPoint2 = MakeVertex(ox+longueur-cylindre, oy, cz-rayon)
cylPoint3 = MakeVertex(ox+longueur-cylindre, oy, cz+rayon)
cylPoint4 = MakeVertex(ox+cylindre , oy, cz+rayon)
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# Edges
# -----
pieceEdge1 = MakeEdge(piecePoint1, piecePoint4)
pieceEdge2 = MakeEdge(piecePoint1, cylPoint1)
pieceEdge3 = MakeEdge(piecePoint4, cylPoint4)
pieceEdge4 = MakeEdge(piecePoint2, piecePoint3)
pieceEdge5 = MakeEdge(piecePoint2, cylPoint2)
pieceEdge6 = MakeEdge(piecePoint3, cylPoint3)
pieceEdge7 = MakeEdge(cylPoint1, cylPoint2)
pieceEdge8 = MakeEdge(cylPoint3, cylPoint4)
cylEdge1 = MakeArc(cylPoint1, MakeVertex(ox+cylindre-rayon , oy, cz), cylPoint4)
cylEdge2 = MakeArc(cylPoint1, MakeVertex(ox+cylindre+rayon , oy, cz), cylPoint4)
cylEdge3 = MakeArc(cylPoint2, MakeVertex(ox+longueur-cylindre-rayon, oy, cz), cylPoint3)
cylEdge4 = MakeArc(cylPoint2, MakeVertex(ox+longueur-cylindre+rayon, oy, cz), cylPoint3)
# Faces
# -----
pieceFace1 = MakeQuad4Vertices(piecePoint1, piecePoint2, cylPoint2 , cylPoint1 )
pieceFace2 = MakeQuad (pieceEdge1 , pieceEdge2 , cylEdge1 , pieceEdge3)
pieceFace3 = MakeQuad4Vertices(piecePoint3, piecePoint4, cylPoint4 , cylPoint3 )
pieceFace4 = MakeQuad (pieceEdge4 , pieceEdge5 , cylEdge4 , pieceEdge6)
pieceFace5 = MakeQuad (pieceEdge7 , cylEdge3 , pieceEdge8, cylEdge2 )
# Solids
# ------
pieceVector = MakeVectorDXDYDZ(0, 1, 0)
pieceSolid1 = MakePrismVecH(pieceFace1, pieceVector, hauteur)
pieceSolid2 = MakePrismVecH(pieceFace2, pieceVector, hauteur)
pieceSolid3 = MakePrismVecH(pieceFace3, pieceVector, hauteur)
pieceSolid4 = MakePrismVecH(pieceFace4, pieceVector, hauteur)
pieceSolid5 = MakePrismVecH(pieceFace5, pieceVector, hauteur)
# Compound and glue
# -----------------
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c_cpd = MakeCompound([pieceSolid1, pieceSolid2, pieceSolid3, pieceSolid4, pieceSolid5])
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piece = MakeGlueFaces(c_cpd, 1.e-5)
# Add in study
# ------------
piece_id = addToStudy(piece, "ex08_hole2build")
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# Meshing
# =======
# Create a hexahedral mesh
# ------------------------
hexa = smesh.Mesh(piece, "ex08_hole2build:hexa")
algo = hexa.Segment()
algo.NumberOfSegments(7)
hexa.Quadrangle()
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hexa.Hexahedron()
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# Mesh calculus
# -------------
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hexa.Compute()