geom/doc/salome/examples/check_self_intersections.py

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# Detect Self-intersections
import salome
salome.salome_init()
import GEOM
from salome.geom import geomBuilder
geompy = geomBuilder.New(salome.myStudy)
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# create a box
box = geompy.MakeBoxDXDYDZ(100,100,100)
# create a cylinder
cylinder = geompy.MakeCylinderRH(100, 300)
# make a compound
compound = geompy.MakeCompound([box, cylinder])
# check self-intersection
IsValid = geompy.CheckSelfIntersections(compound)
if not IsValid:
print "Shape is self-intersected!"
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else:
print "No self-intersection detected in a shape"