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Extending line to the surface


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i have a little problem with cad... How can i extend line to the surface? Is there any chance to do this? I tried to do this but everything is pointless...




Thanks for help ;)


e: Ofc line intersects the plane

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Depending on what the "Surface" is if you research a bit for a surveying formula you will find the maths for a line intersecting a plane.


Here is the solution http://mathworld.wolfram.com/Line-PlaneIntersection.html just need to get the old help book out about matrix manipulation in lisp.

Edited by BIGAL
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