Le 04/09/2016 à 21:47, LanuHum a écrit :
> Le_Forgeron <jgr### [at] freefr> wrote:
>> Le 04/09/2016 à 20:16, LanuHum a écrit :
>>> #declare ORDER=clock;
>>> #declare DEN=8-ORDER;
>>> #declare OBJE=
>>> nurbs {ORDER,ORDER,7,7,
>>> #for(C,0,1,1)
>>> #for(B,1,ORDER-1,1)
>>> 0,
>>> #end
>>> #for(A,0,1,1/DEN)
>>> A,
>>> #end
>>> #for(B,1,ORDER-1,1)
>>>
>>>
>>> if u != v ???
>>> if nurbs{3,9,3,9} ???
>>> Error.
>>>
>>>
>>>
>>
>> Of course "error", That part describes the know vector for each direction.
>> What did you expect ?
>
> I was expecting a rational decision. If the length is 1000, and the width is
> 0.1. Why do I need the same division?

This is SDL. It was used for that nurbs to generate the knot vectors.

You can use whatever knot vectors you want (as long as valid for knot 
vector).

I won't explain knot vectors.

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