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Old January 21st, 2008, 04:32 AM
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Quote:
Originally Posted by jacksoncapper View Post
Ok! I have made some progress. From the above example, the gaussian matrix is returning 0.5, 0.5 meaning the two line segments intersect both at half way, which is correct as you pointed out. So now I'm not sure what to do with these two values, and how to incorporate the z axis into this whole thing... (sigh) this is so difficult... How do I convert 0.5 and 0.5 into (-1, 0, 0)?
Choose one of the lines (lets say {\bold l_1}) and plug the appropriate parameter into
it (in the case of {\bold l_1} that is \lambda), and it will give you the point of intersection.

(-6+\lambda(4+6), 0+\lambda (0), 0+\lambda (0))=(-6+0.5 \times 10, 0,0)=(-1,0,0)

RonL
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