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https://git.salome-platform.org/gitpub/modules/smesh.git
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59 lines
1.9 KiB
Python
59 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
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import logging
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from geomsmesh import geompy
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from geomsmesh import geomPublish
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from geomsmesh import geomPublishInFather
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import initLog
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from orderEdgesFromWire import orderEdgesFromWire
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# -----------------------------------------------------------------------------
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# --- prolongation d'un wire par deux segments tangents
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def prolongeWire(aWire, extrem, norms, long):
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"""
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"""
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logging.info("start")
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if geompy.NumberOfEdges(aWire) > 1:
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edges = geompy.ExtractShapes(aWire, geompy.ShapeType["EDGE"])
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uneSeuleEdge = False
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else:
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edges = [aWire]
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uneSeuleEdge = True
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edgesBout = []
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for i, v1 in enumerate(extrem):
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exts = [geompy.MakeTranslationVectorDistance(v1, norms[i], l) for l in (-long, long)]
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dists = [(geompy.MinDistance(v, aWire), i , v) for i, v in enumerate(exts)]
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dists.sort()
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v2 = dists[-1][-1]
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edge = geompy.MakeEdge(v1, v2)
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edges.append(edge)
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edgesBout.append(edge)
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name = "extrem%d"%i
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geomPublish(initLog.debug, edge, name)
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try:
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wireProlonge = geompy.MakeWire(edges)
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geomPublish(initLog.debug, wireProlonge, "wireProlonge")
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except:
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logging.warning("probleme MakeWire, approche pas a pas")
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if uneSeuleEdge:
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edgelist = [aWire]
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accessList = [0]
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else:
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edgelist, accessList = orderEdgesFromWire(aWire)
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edge1 = edgelist[accessList[0]]
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if geompy.MinDistance(edgesBout[0], edge1) < 1.e-4 :
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i0 = 0
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i1 = 1
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else:
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i0 = 1
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i1 = 0
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wireProlonge = edgesBout[i0]
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for i in range(len(edgelist)):
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wireProlonge = geompy.MakeWire([wireProlonge, edgelist[accessList[i]]])
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geomPublish(initLog.debug, wireProlonge, "wireProlonge_%d"%i)
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wireProlonge = geompy.MakeWire([wireProlonge,edgesBout[i1]])
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geomPublish(initLog.debug, wireProlonge, "wireProlonge")
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logging.warning("prolongation wire pas a pas OK")
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return wireProlonge
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