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https://git.salome-platform.org/gitpub/modules/smesh.git
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117 lines
2.6 KiB
Python
117 lines
2.6 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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# A centered holed cube
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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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longueur = 100
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largeur = 80
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hauteur = 50
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rayon = 10
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# Points
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# ------
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basePoint111 = MakeVertex(ox , oy, oz)
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basePoint211 = MakeVertex(ox+longueur, oy, oz)
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basePoint112 = MakeVertex(ox , oy, oz+largeur)
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basePoint212 = MakeVertex(ox+longueur, oy, oz+largeur)
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cx = ox+longueur/2
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cy = oy
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cz = oz+largeur/2
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ll = longueur/largeur
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ll = ll*ll
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dx = rayon/math.sqrt(1+ll)
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dz = rayon/math.sqrt(1+1/ll)
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circlePoint1 = MakeVertex(cx-dx, cy, cz-dz)
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circlePoint2 = MakeVertex(cx+dx, cy, cz-dz)
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circlePoint3 = MakeVertex(cx+dx, cy, cz+dz)
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circlePoint4 = MakeVertex(cx-dx, cy, cz+dz)
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# Edges
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# -----
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squareEdge1 = MakeEdge(basePoint111, basePoint211)
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squareEdge2 = MakeEdge(basePoint211, basePoint212)
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squareEdge3 = MakeEdge(basePoint212, basePoint112)
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squareEdge4 = MakeEdge(basePoint112, basePoint111)
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diagEdge1 = MakeEdge(basePoint111, circlePoint1)
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diagEdge2 = MakeEdge(basePoint211, circlePoint2)
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diagEdge3 = MakeEdge(basePoint212, circlePoint3)
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diagEdge4 = MakeEdge(basePoint112, circlePoint4)
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arcEdge1 = MakeArc(circlePoint1, MakeVertex(cx , cy, cz-rayon), circlePoint2)
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arcEdge2 = MakeArc(circlePoint2, MakeVertex(cx+rayon, cy, cz ), circlePoint3)
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arcEdge3 = MakeArc(circlePoint3, MakeVertex(cx , cy, cz+rayon), circlePoint4)
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arcEdge4 = MakeArc(circlePoint4, MakeVertex(cx-rayon, cy, cz ), circlePoint1)
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# Faces
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# -----
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baseFace1 = MakeQuad(squareEdge1, diagEdge2, arcEdge1, diagEdge1)
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baseFace2 = MakeQuad(squareEdge2, diagEdge3, arcEdge2, diagEdge2)
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baseFace3 = MakeQuad(squareEdge3, diagEdge4, arcEdge3, diagEdge3)
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baseFace4 = MakeQuad(squareEdge4, diagEdge1, arcEdge4, diagEdge4)
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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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# Compound
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# --------
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c_l = []
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c_l.append(baseSolid1)
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c_l.append(baseSolid2)
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c_l.append(baseSolid3)
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c_l.append(baseSolid4)
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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, "Hole1pyGibi")
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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, "Hole1pyGibiHexa")
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# Compute
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# -------
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m_hexa.Compute()
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