mirror of
https://git.salome-platform.org/gitpub/modules/geom.git
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202 lines
6.9 KiB
Python
202 lines
6.9 KiB
Python
# Creation of a PipeWithShellSections
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import salome
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salome.salome_init()
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import GEOM
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from salome.geom import geomBuilder
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geompy = geomBuilder.New()
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import math
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gg = salome.ImportComponentGUI("GEOM")
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# create path
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WirePath = geompy.MakeSketcher("Sketcher:F 0 0:TT 100 0:R 0:C 100 90:T 0 200", [0, 0, 0, 0, 0, 1, 1, 0, -0])
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# get sub-shapes
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edges = geompy.SubShapeAll(WirePath, geompy.ShapeType["EDGE"])
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vertices = geompy.SubShapeAll(WirePath, geompy.ShapeType["VERTEX"])
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#=======================================================
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# Create shell sections
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#=======================================================
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ps = [vertices[0],vertices[1],vertices[2],vertices[3]]
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theLocations = [vertices[0],vertices[1],vertices[2],vertices[3]]
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VC = geompy.MakeCompound(theLocations)
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geompy.addToStudy(VC,"VC")
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vs = [edges[0],edges[0],edges[2],edges[2]]
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hs = [20,40,30,20]
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shells = []
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subbases = []
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# 1 section
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c0 = geompy.PointCoordinates(ps[0])
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c1 = geompy.PointCoordinates(ps[1])
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nx = c1[0] - c0[0]
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ny = c1[1] - c0[1]
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nz = c1[2] - c0[2]
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faces = []
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f1 = geompy.MakeSketcher("Sketcher:F 0 0:TT 20 0:TT 20 20:TT 0 20:WF",
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[c0[0], c0[1], c0[2], nx, ny, nz, 0, 0, 1])
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f2 = geompy.MakeSketcher("Sketcher:F 0 0:TT 0 20:TT -20 20:TT -20 0:WF",
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[c0[0], c0[1], c0[2], nx, ny, nz, 0, 0, 1])
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f3 = geompy.MakeSketcher("Sketcher:F 0 0:TT -20 0:TT -20 -20:TT 0 -20:WF",
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[c0[0], c0[1], c0[2], nx, ny, nz, 0, 0, 1])
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f4 = geompy.MakeSketcher("Sketcher:F 0 0:TT 0 -20:TT 20 -20:TT 20 0:WF",
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[c0[0], c0[1], c0[2], nx, ny, nz, 0, 0, 1])
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faces.append(f1)
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faces.append(f2)
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faces.append(f3)
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faces.append(f4)
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shell = geompy.MakeSewing(faces,1.e-6)
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shells.append(shell)
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faces = geompy.SubShapeAllSortedCentres(shell, geompy.ShapeType["FACE"])
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subbases.append(faces[0])
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# 2 section
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faces = []
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w = geompy.MakeSketcher("Sketcher:F 20 20:TT 0 20:TT 0 0:TT 20 0",
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[c1[0], c1[1], c1[2], nx, ny, nz, 0, 0, 1])
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contour = geompy.CloseContour(w, [], isCommonVertex=False)
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[e1,e2,e3,e4] = geompy.SubShapeAll(contour, geompy.ShapeType["EDGE"])
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w = geompy.MakeWire([e1,e2,e3,e4])
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f1 = geompy.MakeFace(w,1)
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w = geompy.MakeSketcher("Sketcher:F -20 0:TT 0 0:TT 0 20:TT -20 20",
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[c1[0], c1[1], c1[2], nx, ny, nz, 0, 0, 1])
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contour = geompy.CloseContour(w, [], isCommonVertex=False)
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[e1,e2,e3,e4] = geompy.SubShapeAll(contour, geompy.ShapeType["EDGE"])
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w = geompy.MakeWire([e1,e2,e3,e4])
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f2 = geompy.MakeFace(w,1)
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w = geompy.MakeSketcher("Sketcher:F 20 0:TT 0 0:TT 0 -20:TT 20 -20",
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[c1[0], c1[1], c1[2], nx, ny, nz, 0, 0, 1])
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contour = geompy.CloseContour(w, [], isCommonVertex=False)
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[e1,e2,e3,e4] = geompy.SubShapeAll(contour, geompy.ShapeType["EDGE"])
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w = geompy.MakeWire([e1,e2,e3,e4])
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f3 = geompy.MakeFace(w,1)
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w = geompy.MakeSketcher("Sketcher:F -20 -20:TT 0 -20:TT 0 0:TT -20 0",
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[c1[0], c1[1], c1[2], nx, ny, nz, 0, 0, 1])
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contour = geompy.CloseContour(w, [], isCommonVertex=False)
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[e1,e2,e3,e4] = geompy.SubShapeAll(contour, geompy.ShapeType["EDGE"])
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w = geompy.MakeWire([e1,e2,e3,e4])
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f4 = geompy.MakeFace(w,1)
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faces.append(f1)
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faces.append(f2)
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faces.append(f3)
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faces.append(f4)
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shell = geompy.MakeSewing(faces,1.e-6)
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shells.append(shell)
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faces = geompy.SubShapeAllSortedCentres(shell, geompy.ShapeType["FACE"])
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subbases.append(faces[0])
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# 3 section
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faces = []
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c2 = geompy.PointCoordinates(ps[2])
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c3 = geompy.PointCoordinates(ps[3])
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nx = c3[0] - c2[0]
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ny = c3[1] - c2[1]
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nz = c3[2] - c2[2]
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w = geompy.MakeSketcher("Sketcher:F 20 20:TT 0 20:TT 0 0:TT 20 0",
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[c2[0], c2[1], c2[2], nx, ny, nz, 0, 0, 1])
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contour = geompy.CloseContour(w, [], isCommonVertex=False)
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[e1,e2,e3,e4] = geompy.SubShapeAll(contour, geompy.ShapeType["EDGE"])
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w = geompy.MakeWire([e1,e2,e3,e4])
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f1 = geompy.MakeFace(w,1)
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w = geompy.MakeSketcher("Sketcher:F -20 0:TT 0 0:TT 0 20:TT -20 20",
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[c2[0], c2[1], c2[2], nx, ny, nz, 0, 0, 1])
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contour = geompy.CloseContour(w, [], isCommonVertex=False)
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[e1,e2,e3,e4] = geompy.SubShapeAll(contour, geompy.ShapeType["EDGE"])
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w = geompy.MakeWire([e1,e2,e3,e4])
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f2 = geompy.MakeFace(w,1)
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w = geompy.MakeSketcher("Sketcher:F 20 0:TT 0 0:TT 0 -20:TT 20 -20",
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[c2[0], c2[1], c2[2], nx, ny, nz, 0, 0, 1])
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contour = geompy.CloseContour(w, [], isCommonVertex=False)
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[e1,e2,e3,e4] = geompy.SubShapeAll(contour, geompy.ShapeType["EDGE"])
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w = geompy.MakeWire([e1,e2,e3,e4])
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f3 = geompy.MakeFace(w,1)
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w = geompy.MakeSketcher("Sketcher:F -20 -20:TT 0 -20:TT 0 0:TT -20 0",
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[c2[0], c2[1], c2[2], nx, ny, nz, 0, 0, 1])
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contour = geompy.CloseContour(w, [], isCommonVertex=False)
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[e1,e2,e3,e4] = geompy.SubShapeAll(contour, geompy.ShapeType["EDGE"])
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w = geompy.MakeWire([e1,e2,e3,e4])
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f4 = geompy.MakeFace(w,1)
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faces.append(f1)
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faces.append(f2)
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faces.append(f3)
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faces.append(f4)
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shell = geompy.MakeSewing(faces,1.e-6)
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shells.append(shell)
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faces = geompy.SubShapeAllSortedCentres(shell, geompy.ShapeType["FACE"])
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subbases.append(faces[2])
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# 4 section
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faces = []
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kk = 4
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dx = c3[0] - nx/kk
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dy = c3[1] - ny/kk
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dz = c3[2] - nz/kk
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rad = math.sqrt(nx*nx+ny*ny+nz*nz)
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vc = geompy.MakeVertex(dx,dy,dz)
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sph = geompy.MakeSpherePntR(vc,rad/kk)
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shellsph = geompy.SubShapeAll(sph, geompy.ShapeType["SHELL"])
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fs = []
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vec = geompy.MakeVectorDXDYDZ(0,0,1)
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ff = geompy.MakePlane(ps[3],vec,40)
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fs.append(ff)
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vp = geompy.MakeVertex(c3[0],c3[1],c3[2]+20)
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ff = geompy.MakePlane(vp,vec,40)
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fs.append(ff)
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vp = geompy.MakeVertex(c3[0],c3[1],c3[2]-20)
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ff = geompy.MakePlane(vp,vec,40)
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fs.append(ff)
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vec = geompy.MakeVectorDXDYDZ(1,0,0)
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ff = geompy.MakePlane(ps[3],vec,40)
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fs.append(ff)
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vp = geompy.MakeVertex(c3[0]+20,c3[1],c3[2])
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ff = geompy.MakePlane(vp,vec,40)
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fs.append(ff)
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vp = geompy.MakeVertex(c3[0]-20,c3[1],c3[2])
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ff = geompy.MakePlane(vp,vec,40)
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fs.append(ff)
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aPartition = geompy.MakePartition(shellsph,fs)
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fs = geompy.SubShapeAllSortedCentres(aPartition, geompy.ShapeType["FACE"])
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for face in fs:
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if ( 4 == geompy.NbShapes(face, geompy.ShapeType["VERTEX"]) ):
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faces.append(face)
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pass
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pass
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shell = geompy.MakeSewing(faces,1.e-6)
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shells.append(shell)
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faces = geompy.SubShapeAllSortedCentres(shell, geompy.ShapeType["FACE"])
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subbases.append(faces[2])
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#===========================================================
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# Create Pipe
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#===========================================================
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Pipe = geompy.MakePipeWithShellSections(shells, subbases, theLocations, WirePath,
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theWithContact=0, theWithCorrection=0)
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# add objects in the study
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resc = geompy.MakeCompound(shells)
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id_sec = geompy.addToStudy(resc,"sections")
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id_wire = geompy.addToStudy(WirePath,"WirePath")
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id_pipe = geompy.addToStudy(Pipe, "Pipe")
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# display the wire(path), sections and the pipe
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gg.createAndDisplayGO(id_wire)
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gg.createAndDisplayGO(id_sec)
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gg.createAndDisplayGO(id_pipe)
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gg.setDisplayMode(id_pipe,1)
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