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