Tor Olav Kristensen <tor### [at] hotmailcom> wrote:
>>   1. Calculate the intersection point of the ray and the plane (eg. the
>>      value t for P*t+D, where P is the starting point of the ray and D is
>>      the direction of the ray).

> I suppose you meant P + t*D  ?

  Yes.
  I'm not perfect no matter how much I wanted to be. :P

-- 
#macro M(A,N,D,L)plane{-z,-9pigment{mandel L*9translate N color_map{[0rgb x]
[1rgb 9]}scale<D,D*3D>*1e3}rotate y*A*8}#end M(-3<1.206434.28623>70,7)M(
-1<.7438.1795>1,20)M(1<.77595.13699>30,20)M(3<.75923.07145>80,99)// - Warp -

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