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https://git.salome-platform.org/gitpub/modules/smesh.git
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115 lines
2.8 KiB
Python
115 lines
2.8 KiB
Python
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# CEA/LGLS 2004, Francis KLOSS (OCC)
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# ==================================
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# Import
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# ------
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from geompy import *
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from meshpy import *
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import math
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# Piece
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# -----
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# grid compound by a square with a cylinder on each vertex
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# Geometry
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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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arete = 50
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hauteur = 100
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rayon = 10
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demi = rayon/2
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r3 = demi*math.sqrt(3)
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# Points
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# ------
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piecePoint111 = MakeVertex(ox+rayon , oy, oz)
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piecePoint211 = MakeVertex(ox+arete-rayon, oy, oz)
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piecePoint112 = MakeVertex(ox , oy, oz+rayon)
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piecePoint212 = MakeVertex(ox+arete , oy, oz+rayon)
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piecePoint113 = MakeVertex(ox , oy, oz+arete-rayon)
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piecePoint213 = MakeVertex(ox+arete , oy, oz+arete-rayon)
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piecePoint114 = MakeVertex(ox+rayon , oy, oz+arete)
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piecePoint214 = MakeVertex(ox+arete-rayon, oy, oz+arete)
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pieceCenter1 = MakeVertex(ox , oy, oz)
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pieceCenter2 = MakeVertex(ox+arete , oy, oz)
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pieceCenter3 = MakeVertex(ox , oy, oz+arete)
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pieceCenter4 = MakeVertex(ox+arete , oy, oz+arete)
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piecePass1 = MakeVertex(ox+demi , oy, oz+r3)
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piecePass2 = MakeVertex(ox+arete-demi , oy, oz+r3)
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piecePass3 = MakeVertex(ox+arete-demi , oy, oz+arete-r3)
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piecePass4 = MakeVertex(ox+demi , oy, oz+arete-r3)
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# Edges
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# -----
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pieceEdgeSquare1 = MakeEdge(piecePoint111, piecePoint211)
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pieceEdgeSquare2 = MakeEdge(piecePoint114, piecePoint214)
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pieceEdgeSquare3 = MakeEdge(piecePoint112, piecePoint113)
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pieceEdgeSquare4 = MakeEdge(piecePoint212, piecePoint213)
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pieceEdgeDiagonal1 = MakeEdge(piecePoint111, piecePoint213)
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pieceEdgeDiagonal2 = MakeEdge(piecePoint112, piecePoint214)
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pieceEdgeArc1 = MakeArc(piecePoint111, piecePass1, piecePoint112)
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pieceEdgeArc2 = MakeArc(piecePoint211, piecePass2, piecePoint212)
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pieceEdgeArc3 = MakeArc(piecePoint213, piecePass3, piecePoint214)
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pieceEdgeArc4 = MakeArc(piecePoint113, piecePass4, piecePoint114)
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# Faces
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# -----
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pieceFace1 = MakeQuad(pieceEdgeSquare1, pieceEdgeArc2, pieceEdgeSquare4, pieceEdgeDiagonal1)
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pieceFace2 = MakeQuad(pieceEdgeSquare2, pieceEdgeArc4, pieceEdgeSquare3, pieceEdgeDiagonal2)
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pieceFace3 = MakeQuad(pieceEdgeArc1, pieceEdgeDiagonal1, pieceEdgeArc3, pieceEdgeDiagonal2)
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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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# Compound
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# --------
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c_l = []
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c_l.append(pieceSolid1)
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c_l.append(pieceSolid2)
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c_l.append(pieceSolid3)
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c_cpd = MakeCompound(c_l)
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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, "Grid4pyGibi")
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# Meshing
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# =======
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# Create hexahedrical mesh on piece
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# ---------------------------------
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m_hexa=MeshHexa(piece, 4, "Grid4pyGibiHexa")
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# Compute
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# -------
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m_hexa.Compute()
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