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103 lines
2.1 KiB
Python
103 lines
2.1 KiB
Python
# 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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# Piece
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# -----
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# Create the hexahedrical block geometry of a holed parallelepipede.
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# The hole has a T form composed by 2 cylinders with different radius, and their axis are normal.
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# This piece is meshed in hexahedrical.
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gx = 0
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gy = 0
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gz = 0
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g_dx = 250
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g_dy = 200
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g_dz = 150
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g_rayonGrand = 70
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g_rayonPetit = 50
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g_trim = 1000
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# Geometry
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# ========
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# The parallelepipede
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# -------------------
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p_boite = MakeBox(gx-g_dx, gy-g_dy, gz-g_dz, gx+g_dx, gy+g_dy, gz+g_dz)
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# The great cylinder
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# ------------------
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g_base = MakeVertex(gx-g_dx, gy, gz)
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g_dir = MakeVectorDXDYDZ(1, 0, 0)
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g_cyl = MakeCylinder(g_base, g_dir, g_rayonGrand, g_dx*2)
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# The first hole
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# --------------
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b_boite = MakeCut(p_boite , g_cyl)
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# Partitioning
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# ------------
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p_base = MakeVertex(gx, gy, gz)
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p_tools = []
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p_tools.append(MakePlane(p_base, MakeVectorDXDYDZ(0, 1 , 0 ), g_trim))
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p_tools.append(MakePlane(p_base, MakeVectorDXDYDZ(0, g_dz, g_dy), g_trim))
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p_tools.append(MakePlane(p_base, MakeVectorDXDYDZ(0, -g_dz, g_dy), g_trim))
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p_tools.append(MakePlane(MakeVertex(gx-g_rayonPetit, gy, gz), g_dir, g_trim))
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p_tools.append(MakePlane(MakeVertex(gx+g_rayonPetit, gy, gz), g_dir, g_trim))
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p_piece = MakePartition([b_boite], p_tools, [], [], ShapeType["SOLID"])
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# The small cylinder
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# ------------------
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c_cyl = MakeCylinder(p_base, MakeVectorDXDYDZ(0, 0, 1), g_rayonPetit, g_dz)
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# The second hole
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# ---------------
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d_element = SubShapeAllSorted(p_piece, ShapeType["SOLID"])
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d_element[ 8] = MakeCut(d_element[ 8], c_cyl)
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d_element[10] = MakeCut(d_element[10], c_cyl)
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# Compound
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# --------
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comp_all = MakeCompound(d_element)
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piece = BlocksOp.RemoveExtraEdges(comp_all)
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#piece = MakeCompound(d_element)
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# Add piece in study
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# ------------------
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piece_id = addToStudy(piece, "BoxHoled2Cylinders")
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# Meshing
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# =======
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# Mesh with hexahedrons
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# ---------------------
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m_hexa=MeshHexa(piece, 4, "BoxHoled2CylindersHexa")
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# Compute mesh
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# ------------
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m_hexa.Compute()
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