bezier

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Detecting self crossing in closed Bezier curves

I\'ve 开发者_StackOverflowcreated a \"blob\" shape by patching cubic Bezier curves together (screenshot below).I\'d like to be able to detect the situation where a curve has crossed over either itself[详细]

2022-12-17 09:06 分类：问答
How can I modify my code to line through the bezier control points?

HI all - I am using anchor points and control p开发者_Go百科oints to create a shape using curveTo. It\'s all working fine, but I cannot figure outhow to get my lines to go through the center of the c[详细]

2022-12-16 08:30 分类：问答
How do I convert the 2 control points of a cubic curve to the single control point of a quadratic curve?

Having searched the web, I see various people in various forums alluding to approximating a cubic curve with a quadratic one. But I can\'t find the formula.[详细]

2022-12-15 18:20 分类：问答
Bezier timed animation path

I\'m trying to define a path of points.Each point has an x, y, and time.I then want to query this path and get the current position at that point in time.Let me share some pseudo code.[详细]

2022-12-12 04:49 分类：问答
Any differences between the way Bézier curves are interpreted by Cocoa and SVG?

I\'m definetely new to any kind of开发者_开发技巧 graphics (maybe except taking photos :)) so please forgive if my explanation of problem I faced last night is not very precise and understable.[详细]

2022-12-12 00:59 分类：问答
How to create circle with Bézier curves?

We have a start point (x, 开发者_C百科y) and a circle radius. There also exists an engine that can create a path from Bézier curve points.[详细]

2022-12-11 05:23 分类：问答
Cartesian (non parametric) form of Bezier curves

I needed to find and use the coordinates of the intersection of a cubic Bezier and a straight line. The trouble is that I c开发者_Python百科annot find a non-parametric representation of a Bezier curve[详细]

2022-12-10 02:32 分类：问答