 | | Re: Part: Plate 2 x 2 with hand rail —Steve Bliss
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| | | (...) Take your circle primitive, and skew it instead of rotating. Instead of 1 16 0 0 0 1 0 0 0 1 0 0 0 1 4-4edge.dat start with 1 16 0 0 0 1 0 0 1 0 0 0 0 1 4-4edge.dat This makes Y the same value as X at all points on the curve. This may not be (...) (26 years ago, 31-Mar-99, to lugnet.cad)
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| | | | | Re: Part: Plate 2 x 2 with hand rail —Tim McSweeney
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| | | | (...) Ok, I'm not sure I understand that 100% but I'll go have a play and see what I can do, It's given me somethign to chew on. (Time to drag out the graphics text book ) Tim (26 years ago, 31-Mar-99, to lugnet.cad)
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| | | | | | Re: Part: Plate 2 x 2 with hand rail —Steve Bliss
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| | | | (...) In this case, you're taking a circle and projecting it onto the plane where X=Y. So the commandline I gave you does exactly that. Makes the X and Y components exactly the same. Steve (26 years ago, 1-Apr-99, to lugnet.cad)
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| | | | | | Re: Part: Plate 2 x 2 with hand rail —Tim McSweeney
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| | | | (...) Ok I think I'm with you, (unfortunately I'm at work so I have to do all this in my head :) The result of the above transformation should be a circle skewed upwards into an ellipse, Seen from above it looks like a circle and seen form along (...) (26 years ago, 1-Apr-99, to lugnet.cad)
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| | | | | | Re: Part: Plate 2 x 2 with hand rail —Steve Bliss
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| | | | (...) Right. Well, I'm not sure it is *technically* an ellipse, but otherwise, your exactly right. (...) Oops. Sorry. (...) Yes. You could do this by brute force -- generate an octer[1]-torus, then find the segment that intersects the side-arm. (...) (26 years ago, 1-Apr-99, to lugnet.cad)
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