Grasshopper's intersection objects returns
only intersected results and omit not intersected ones.
But I need to cull the intersected line(or curve) and gather the
result data(Normal of the surface at the intersected point, etc), and
calculate using both intersected line and the result data together.

If intersect object returns booleans (if 1,3, 5th line intersects,
true,false,true,false,true) then it will be easy,
But it is not.

would you help me?

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