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experimental tangents and normals

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Pomax
2017-04-11 20:38:43 -07:00
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components/sections/reordering/content.en-GB.md
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@@ -20,6 +20,6 @@ However, this rule also has as direct consequence that you **cannot** generally
We can apply this to a (semi) random curve, as is done in the following graphic. Select the sketch and press your up and down arrow keys to elevate or lower the curve order.
<Graphic preset="simple" title={"A " + this.getOrder() + " order Bézier curve"} setup={this.setup} draw={this.draw} onKeyDown={this.props.onKeyDown} />
<Graphic title={"A " + this.getOrder() + " order Bézier curve"} setup={this.setup} draw={this.draw} onKeyDown={this.props.onKeyDown} />
There is a good, if mathematical, explanation on the matrices necessary for optimal reduction over on [Sirver's Castle](http://www.sirver.net/blog/2011/08/23/degree-reduction-of-bezier-curves), which given time will find its way in a more direct description into this article.