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41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
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import netgen.csg as csg
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import pickle, numpy
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from ngsolve import Draw, Mesh
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def test_pickle_csg():
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geo = csg.CSGeometry()
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geo.Add(csg.Sphere(csg.Pnt(0,0,0), 2).bc("sphere"))
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brick = csg.OrthoBrick(csg.Pnt(-3,-3,-3), csg.Pnt(3,3,3))
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geo.Add(csg.Cylinder(csg.Pnt(0,0,0), csg.Pnt(1,0,0), 0.5) * brick)
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geo.Add(csg.Ellipsoid(csg.Pnt(0,0,0), csg.Vec(1,0,0), csg.Vec(0,1,0), csg.Vec(0,0,0.5)))
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geo.Add(csg.Cone(csg.Pnt(0,0,0), csg.Pnt(3,0,0), 1, 0.5) * brick)
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geo.Add(csg.EllipticCone(csg.Pnt(0,0,0), csg.Vec(2,0,0), csg.Vec(0,1,0), 3, 0.5) * brick)
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geo.Add(csg.Torus(csg.Pnt(0,0,0), csg.Vec(0,1,0), 0.3, 0.05))
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pts2d = [[1,1], [1,-1], [-1,-1], [-1,1]]
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segs = [[0,1], [1,2], [2,3], [3,0]]
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curve = csg.SplineCurve2d()
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pnrs = [curve.AddPoint(*p) for p in pts2d]
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for s in segs:
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curve.AddSegment(pnrs[s[0]], pnrs[s[1]])
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geo.Add(csg.Revolution(csg.Pnt(0,0,0), csg.Pnt(1,0,0), curve))
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path = csg.SplineCurve3d()
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pnts = [(0,0,0), (2,0,0), (2,2,0)]
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segs = [(0,1,2)]
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for pnt in pnts:
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path.AddPoint (*pnt)
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for seg in segs:
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path.AddSegment (*seg)
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geo.Add(csg.Extrusion(path, curve, csg.Vec(0,0,1)))
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geo_dump = pickle.dumps(geo)
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geo2 = pickle.loads(geo_dump)
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vd1 = geo._visualizationData()
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vd2 = geo2._visualizationData()
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for val1, val2 in zip(vd1.values(), vd2.values()):
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assert numpy.array_equal(val1, val2)
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if __name__ == "__main__":
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test_pickle_csg()
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