mirror of
https://git.salome-platform.org/gitpub/modules/geom.git
synced 2024-09-23 11:12:52 +05:00
627 lines
18 KiB
Plaintext
627 lines
18 KiB
Plaintext
/*!
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\page tui_complex_objs_page Complex Objects
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\anchor tui_creation_prism
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<br><h2>Creation of a Prism</h2>
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\code
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import geompy
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import salome
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gg = salome.ImportComponentGUI("GEOM")
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# create a vertex and a vector
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p1 = geompy.MakeVertex( 0., 0., 0.)
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p2 = geompy.MakeVertex( 100., 0., 0.)
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p3 = geompy.MakeVertex( 100., 100., 0.)
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p4 = geompy.MakeVertex( 0., 100., 0.)
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p5 = geompy.MakeVertex( 0., 0., 60.)
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p6 = geompy.MakeVertex(-100., 0., 0.)
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p7 = geompy.MakeVertex(-100.,-100., 0.)
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p8 = geompy.MakeVertex( 0.,-100., 0.)
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# create a vector from the given components
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vector = geompy.MakeVectorDXDYDZ(50., 50., 50.)
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#create vectors from two points
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vector1_arc1 = geompy.MakeVector(p1, p2)
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vector2_arc1 = geompy.MakeVector(p1, p4)
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vector1_arc2 = geompy.MakeVector(p1, p6)
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vector2_arc2 = geompy.MakeVector(p1, p8)
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# create arcs from three points
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arc1 = geompy.MakeArc(p2, p3, p4)
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arc2 = geompy.MakeArc(p6, p7, p8)
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# create wires
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wire1 = geompy.MakeWire([vector1_arc1, arc1, vector2_arc1])
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wire2 = geompy.MakeWire([vector1_arc2, arc2, vector2_arc2])
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# create faces
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isPlanarWanted = 1
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face1 = geompy.MakeFace(wire1, isPlanarWanted)
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face2 = geompy.MakeFace(wire2, isPlanarWanted)
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# create prisms
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prism1 = geompy.MakePrism(face2, p1, p5)
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prism2 = geompy.MakePrismVecH(face1, vector, 50)
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prism3 = geompy.MakePrismVecH2Ways(face1, vector, 50)
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# add objects in the study
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id_face1 = geompy.addToStudy(face1,"Face1")
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id_face2 = geompy.addToStudy(face2,"Face2")
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id_prism1 = geompy.addToStudy(prism1,"Prism1")
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id_prism2 = geompy.addToStudy(prism2,"Prism2")
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id_prism3 = geompy.addToStudy(prism3,"Prism3")
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# display cylinders
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gg.createAndDisplayGO(id_face1)
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gg.setDisplayMode(id_face1,1)
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gg.createAndDisplayGO(id_face2)
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gg.setDisplayMode(id_face2,1)
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gg.createAndDisplayGO(id_prism1)
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gg.setDisplayMode(id_prism1,1)
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gg.createAndDisplayGO(id_prism2)
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gg.setDisplayMode(id_prism2,1)
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gg.createAndDisplayGO(id_prism3)
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gg.setDisplayMode(id_prism3,1)
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\endcode
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\anchor tui_creation_revolution
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<br><h2>Creation of a Revolution</h2>
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\code
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import geompy
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import salome
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gg = salome.ImportComponentGUI("GEOM")
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# create a vertex and a vector
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p1 = geompy.MakeVertex( 10., 10., 10.)
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p2 = geompy.MakeVertex( 15., 15., 50.)
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p3 = geompy.MakeVertex( 40., 40., 0.)
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#create vectors from two points
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vector1 = geompy.MakeVector(p1, p2)
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vector2 = geompy.MakeVector(p1, p3)
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# create a vector from the given components
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vector3 = geompy.MakeVectorDXDYDZ(-20., -20., 100.)
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# create a wire
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wire = geompy.MakeWire([vector1, vector2])
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# create a revolution
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revolution = geompy.MakeRevolution(wire, vector3, 2.3)
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# add objects in the study
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id_vector3 = geompy.addToStudy(vector3,"Axis")
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id_wire = geompy.addToStudy(wire,"Wire")
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id_revolution = geompy.addToStudy(revolution,"Revolution")
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# display the vector, the wire and the revolution
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gg.createAndDisplayGO(id_vector3)
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gg.createAndDisplayGO(id_wire)
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gg.createAndDisplayGO(id_revolution)
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gg.setDisplayMode(id_revolution,1)
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\endcode
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\anchor tui_creation_filling
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<br><h2>Creation of a Filling</h2>
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\code
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import geompy
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import salome
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gg = salome.ImportComponentGUI("GEOM")
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mindeg = 2
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maxdeg = 5
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tol3d = 0.0001
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tol2d = 0.0001
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nbiter = 5
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# create a vertex and a vector
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p1 = geompy.MakeVertex( -30., -30., 50.)
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p2 = geompy.MakeVertex( -60., -60., 30.)
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p3 = geompy.MakeVertex( -30., -30., 10.)
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# create an arc from three points
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arc = geompy.MakeArc(p1, p2, p3)
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ShapeListCompound = []
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i = 0
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while i <= 3 :
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S = geompy.MakeTranslation(arc, i * 50., 0., 0.)
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ShapeListCompound.append(S)
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i = i + 1
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compound = geompy.MakeCompound(ShapeListCompound)
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# create a filling
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filling = geompy.MakeFilling(compound, mindeg, maxdeg, tol3d, tol2d, nbiter)
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# add objects in the study
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id_compound = geompy.addToStudy(compound,"Compound")
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id_filling = geompy.addToStudy(filling,"Filling")
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# display the compound and the filling
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gg.createAndDisplayGO(id_compound)
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gg.createAndDisplayGO(id_filling)
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gg.setDisplayMode(id_filling,1)
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\endcode
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\anchor tui_creation_pipe
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<br><h2>Creation of a Pipe</h2>
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\code
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import geompy
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import salome
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gg = salome.ImportComponentGUI("GEOM")
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# create vertices
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p0 = geompy.MakeVertex(0. , 0. , 0. )
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px = geompy.MakeVertex(100., 0. , 0. )
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py = geompy.MakeVertex(0. , 100., 0. )
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pz = geompy.MakeVertex(0. , 0. , 100.)
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pxyz = geompy.MakeVertex(100., 100., 100.)
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# create a vector from two points
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vxy = geompy.MakeVector(px, py)
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# create an arc from three points
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arc = geompy.MakeArc(py, pz, px)
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# create a wire
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wire = geompy.MakeWire([vxy, arc])
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# create an edge
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edge = geompy.MakeEdge(p0, pxyz)
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# create a pipe
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pipe = geompy.MakePipe(wire, edge)
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# add objects in the study
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id_wire = geompy.addToStudy(wire,"Wire")
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id_edge = geompy.addToStudy(edge,"Edge")
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id_pipe = geompy.addToStudy(pipe,"Pipe")
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# display the wire, the edge (path) and the pipe
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gg.createAndDisplayGO(id_wire)
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gg.createAndDisplayGO(id_edge)
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gg.createAndDisplayGO(id_pipe)
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gg.setDisplayMode(id_pipe,1)
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\endcode
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\anchor tui_creation_pipe_with_diff_sec
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<br><h2>Creation of a PipeWithDifferentSections</h2>
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\code
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import geompy
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import salome
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gg = salome.ImportComponentGUI("GEOM")
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Wire_1 = 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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edges = geompy.SubShapeAll(Wire_1, geompy.ShapeType["EDGE"])
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vertices = geompy.SubShapeAll(Wire_1, geompy.ShapeType["VERTEX"])
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# create sections
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circles=[]
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circles.append(geompy.MakeCircle(vertices[0], edges[0], 20))
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circles.append(geompy.MakeCircle(vertices[1], edges[0], 40))
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circles.append(geompy.MakeCircle(vertices[2], edges[2], 30))
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circles.append(geompy.MakeCircle(vertices[3], edges[2], 20))
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# create pipe
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Pipe = geompy.MakePipeWithDifferentSections(circles, vertices, Wire_1, 0, 0)
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# add objects in the study
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geompy.addToStudy(circles[0], "circles1")
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geompy.addToStudy(circles[1], "circles2")
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geompy.addToStudy(circles[2], "circles3")
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geompy.addToStudy(circles[3], "circles4")
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id_wire = geompy.addToStudy(Wire_1, "Path")
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id_pipe = geompy.addToStudy(Pipe, "Pipe")
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# display the wire(path) and the pipe
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gg.createAndDisplayGO(id_wire)
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gg.createAndDisplayGO(id_pipe)
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gg.setDisplayMode(id_pipe,1)
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\endcode
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\anchor tui_creation_pipe_with_shell_sec
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<br><h2>Creation of a PipeWithShellSections</h2>
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\code
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import geompy
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import salome
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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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#=======================================================
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# Create shell sections
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#=======================================================
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ps = [Vertex_1,Vertex_2,Vertex_3,Vertex_4]
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theLocations = [Vertex_1, Vertex_2, Vertex_3, Vertex_4]
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VC = geompy.MakeCompound(theLocations)
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geompy.addToStudy(VC,"VC")
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vs = [Edge_1,Edge_1,Edge_3,Edge_3]
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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.SubShapeAllSorted(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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[e1,e2,e3] = geompy.SubShapeAll(w, geompy.ShapeType["EDGE"])
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arc = MakeArc(w,3,-1)
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w = geompy.MakeWire([e1,e2,e3,arc])
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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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[e1,e2,e3] = geompy.SubShapeAll(w, geompy.ShapeType["EDGE"])
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arc = MakeArc(w,3,-1)
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w = geompy.MakeWire([e1,e2,e3,arc])
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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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[e1,e2,e3] = geompy.SubShapeAll(w, geompy.ShapeType["EDGE"])
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arc = MakeArc(w,3,-1)
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w = geompy.MakeWire([e1,e2,e3,arc])
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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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[e1,e2,e3] = geompy.SubShapeAll(w, geompy.ShapeType["EDGE"])
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arc = MakeArc(w,3,-1)
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w = geompy.MakeWire([e1,e2,e3,arc])
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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.SubShapeAllSorted(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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[e1,e2,e3] = geompy.SubShapeAll(w, geompy.ShapeType["EDGE"])
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arc = MakeArc(w,3,1)
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w = geompy.MakeWire([e1,e2,e3,arc])
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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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[e1,e2,e3] = geompy.SubShapeAll(w, geompy.ShapeType["EDGE"])
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arc = MakeArc(w,3,1)
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w = geompy.MakeWire([e1,e2,e3,arc])
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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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[e1,e2,e3] = geompy.SubShapeAll(w, geompy.ShapeType["EDGE"])
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arc = MakeArc(w,3,1)
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w = geompy.MakeWire([e1,e2,e3,arc])
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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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[e1,e2,e3] = geompy.SubShapeAll(w, geompy.ShapeType["EDGE"])
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arc = MakeArc(w,3,1)
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w = geompy.MakeWire([e1,e2,e3,arc])
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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.SubShapeAllSorted(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.SubShapeAllSorted(aPartition, geompy.ShapeType["FACE"])
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faces.append(fs[0])
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faces.append(fs[1])
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faces.append(fs[2])
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faces.append(fs[3])
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shell = geompy.MakeSewing(faces,1.e-6)
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shells.append(shell)
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faces = geompy.SubShapeAllSorted(shell, geompy.ShapeType["FACE"])
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#===========================================================
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# Create Pipe
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#===========================================================
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subbases = []
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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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\endcode
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\anchor tui_creation_pipe_without_path
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<br><h2>Creation of a PipeShellsWithoutPath</h2>
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\code
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import geompy
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import math
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import salome
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gg = salome.ImportComponentGUI("GEOM")
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# Add a section based on quadrangles
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# ----------------------------------
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def section(s, p1, p2=None, p3=None, p4=None):
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if p2==None:
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q = p1
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else:
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q = geompy.MakeQuad4Vertices(p1, p2, p3, p4)
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pass
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s.append(q)
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publish(q, "section")
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return q
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# find distance between two points
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# -------------------------------
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def Dist(p1,p2):
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c1 = geompy.PointCoordinates(p1)
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c2 = geompy.PointCoordinates(p2)
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return math.sqrt( (c2[0]-c1[0])*(c2[0]-c1[0]) +
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(c2[1]-c1[1])*(c2[1]-c1[1]) +
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(c2[2]-c1[2])*(c2[2]-c1[2]) )
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# return middle point
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# -------------------------------
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def MiddleVert(p1,p2):
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c1 = geompy.PointCoordinates(p1)
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c2 = geompy.PointCoordinates(p2)
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return geompy.MakeVertex( (c2[0]+c1[0])/2, (c2[1]+c1[1])/2, (c2[2]+c1[2])/2 )
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# Complex section
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# result - 16 quads from lines
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# pnt - point from path
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# vec - direction from path
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def MakeComplexSect(pnt,vec,rmax,rmin,nb):
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dang = 1.0/nb/2
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cmax = geompy.MakeCircle(pnt,vec,rmax)
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cmin = geompy.MakeCircle(pnt,vec,rmin)
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faces = []
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for i in range(0,2*nb,2):
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p1 = geompy.MakeVertexOnCurve(cmin,dang*i)
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p2 = geompy.MakeVertexOnCurve(cmax,dang*(i+1))
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p3 = geompy.MakeVertexOnCurve(cmin,dang*(i+2))
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f = geompy.MakeQuad4Vertices(pnt,p1,p2,p3)
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faces.append(f)
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pass
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shell = geompy.MakeSewing(faces,1.e-6)
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return shell
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#=======================================================
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# Create simple path and recieve points
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# for section creation
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#=======================================================
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WirePath = geompy.MakeSketcher("Sketcher:F 0 0:T 60 0:T 40 0:R 0:C 100 90:",
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[0, 0, 0, 0, 0, 1, 1, 0, 0])
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vs = 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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shells = []
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subbases = []
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locs = []
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# 1 section
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shell = MakeComplexSect(vs[0], geompy.MakeVectorDXDYDZ(1,0,0), 60, 40, 16)
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shells.append(shell)
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vs1 = geompy.SubShapeAllSorted(shell,geompy.ShapeType["VERTEX"])
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locs.append(vs1[17])
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# 2 section
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shell = MakeComplexSect(vs[1], geompy.MakeVectorDXDYDZ(1,0,0), 80, 30, 16)
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shells.append(shell)
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vs2 = geompy.SubShapeAllSorted(shell,geompy.ShapeType["VERTEX"])
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locs.append(vs2[17])
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# 3 section
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shell = MakeComplexSect(vs[2], geompy.MakeVectorDXDYDZ(1,0,0), 60, 40, 16)
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shells.append(shell)
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vs3 = geompy.SubShapeAllSorted(shell,geompy.ShapeType["VERTEX"])
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locs.append(vs3[17])
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# 4 section
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shell = MakeComplexSect(vs[3], geompy.MakeVectorDXDYDZ(0,1,0), 40, 35, 16)
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shells.append(shell)
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vs4 = geompy.SubShapeAllSorted(shell,geompy.ShapeType["VERTEX"])
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locs.append(vs4[17])
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#===========================================================
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# Create Pipe
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#===========================================================
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Pipe = geompy.MakePipeShellsWithoutPath(shells,locs)
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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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resl = geompy.MakeCompound(locs)
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id_loc = geompy.addToStudy(resl,"locations")
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id_pipe = geompy.addToStudy(Pipe, "Pipe")
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# display the sections, locations and pipe
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gg.createAndDisplayGO(id_sec)
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gg.createAndDisplayGO(id_loc)
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gg.createAndDisplayGO(id_pipe)
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gg.setDisplayMode(id_pipe,1)
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\endcode
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\anchor tui_creation_pipe_binormal_along_vector
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<br><h2>Creation of a PipeBiNormalAlongVector</h2>
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\code
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def MakeHelix(radius, height, rotation, direction):
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# - create a helix -
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radius = 1.0 * radius
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height = 1.0 * height
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rotation = 1.0 * rotation
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if direction > 0:
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direction = +1
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else:
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direction = -1
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pass
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from math import sqrt
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length_z = height
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length_xy = radius*rotation
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length = sqrt(length_z*length_z + length_xy*length_xy)
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import geompy
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nb_steps = 1
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epsilon = 1.0e-6
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while 1:
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z_step = height / nb_steps
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angle_step = rotation / nb_steps
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z = 0.0
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angle = 0.0
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helix_points = []
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for n in range(nb_steps+1):
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from math import cos, sin
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x = radius * cos(angle)
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y = radius * sin(angle)
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p = geompy.MakeVertex(x, y, z)
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helix_points.append( p )
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z += z_step
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angle += direction * angle_step
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pass
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helix = geompy.MakeInterpol(helix_points)
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length_test = geompy.BasicProperties(helix)[0]
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prec = abs(length-length_test)/length
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# print nb_steps, length_test, prec
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if prec < epsilon:
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break
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nb_steps *= 2
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pass
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return helix
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def MakeSpring(radius, height, rotation, direction, thread_radius, base_rotation=0.0):
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# - create a pipe -
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thread_radius = 1.0 * thread_radius
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# create a helix
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helix = MakeHelix(radius, height, rotation, direction)
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# base in the (Ox, Oz) plane
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import geompy
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p0 = geompy.MakeVertex(radius-3*thread_radius, 0.0, -thread_radius)
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p1 = geompy.MakeVertex(radius+3*thread_radius, 0.0, -thread_radius)
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p2 = geompy.MakeVertex(radius+3*thread_radius, 0.0, +thread_radius)
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p3 = geompy.MakeVertex(radius-3*thread_radius, 0.0, +thread_radius)
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e0 = geompy.MakeEdge(p0, p1)
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e1 = geompy.MakeEdge(p1, p2)
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e2 = geompy.MakeEdge(p2, p3)
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e3 = geompy.MakeEdge(p3, p0)
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w = geompy.MakeWire([e0, e1, e2, e3])
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# create a base face
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base = geompy.MakeFace(w, True)
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# create a binormal vector
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binormal = geompy.MakeVectorDXDYDZ(0.0, 0.0, 10.0)
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# create a pipe
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spring = geompy.MakePipeBiNormalAlongVector(base, helix, binormal)
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# Publish in the study
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geompy.addToStudy(base, "base")
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geompy.addToStudy(helix, "helix")
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geompy.addToStudy(binormal, "binormal")
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geompy.addToStudy(spring, "spring")
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return spring
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from math import pi
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spring = MakeSpring(50, 100, 2*pi, 1, 5, pi/2)
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\endcode
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*/
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