I have noticed that the osgUtil::LineSegmentIntersector will record two 
possible primitiveIndex's for each QUAD.

For example, if you have a single QUAD you will get a primitiveIndex of 0 or 1 
depending on where you are picking ( i.e which triangle)

This is different from osgUtil::PolytopeIntersector which will only ever return 
a  primitiveIndex of 0 for this single  QUAD.

Not a huge issue, but I don't think LineSegmentIntersector should be doing that.

Andrew

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http://forum.openscenegraph.org/viewtopic.php?p=13460#13460





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