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Steve.M  
#1 Posted : Monday, June 1, 2009 9:47:37 AM(UTC)
Steve.M

Rank: Senior Member

Joined: 6/18/2008(UTC)
Posts: 978

Was thanked: 1 time(s) in 1 post(s)
Tim,

I have created a simple example. (VC pro 835)

Pic01(01.vcp) shows a CP spline constructed around 4 ref lines. Starting position at 0 (3 o,clock)

[ NOTE: This construction I would deem as incorrect as the spline is not actually treated as closed. If it was, then the curvature of the spline would be consistent around its perimeter (at 0/90/180/270 deg should be the same CP weight), but it is not (pic01b) Both the start and endpoint CPs of the spline are giving weight]

Pic02: Here I have made a single segment at 90 (12 o,clock), the original tangency at the start/end of the CP spline is now lost see pic03


-Steve
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Tim Olson  
#2 Posted : Monday, June 1, 2009 9:19:45 PM(UTC)
Tim Olson

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Joined: 2/2/2007(UTC)
Posts: 5,447
United States

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Tim Olson
IMSI Design/Encore
Steve.M  
#3 Posted : Monday, June 1, 2009 9:26:41 PM(UTC)
Steve.M

Rank: Senior Member

Joined: 6/18/2008(UTC)
Posts: 978

Was thanked: 1 time(s) in 1 post(s)
Tim,

Excellent news.

Thanks,


- Steve
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