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Re: stack smashing detected

From: David Kastrup
Subject: Re: stack smashing detected
Date: Thu, 25 Apr 2019 18:04:48 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Benkő Pál <address@hidden> writes:

> David Kastrup <address@hidden> ezt írta (időpont: 2019. ápr. 25., Cs, 16:46):
>> Thomas Morley <address@hidden> writes:
>> > Background: I'm exploring whether it would be feasible to draw higher
>> > order bezier-curves, splitting them in cubic ones.
> you can't split a Bezier curve into lower order ones, only approximate.
>> So usually your goals would be better served by
>> allowing _multiple_ cubic beziers in a row with suitable continuity of
>> derivatives (and thus some aspects of the control points) provided
>> automagically.
> which is called B-splines.  is it possible to use (cubic) B-splines directly?

What's "directly"?  Where you can use multiple splines with control
points, by suitably calculating the control points, you can of course
use B-splines.

David Kastrup

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