# Drawing constraint

**URL:** <https://discourse.processing.org/t/drawing-constraint/16367>\
**Category:** Libraries\
**Created:** [December 13, 2019, 9:58am UTC](https://discourse.processing.org/t/drawing-constraint/16367 "2019-12-13T09:58:14Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Chrisir](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/chrisir/32/45_2.png) [@Chrisir](https://discourse.processing.org/u/Chrisir)\
**Post date:** [December 16, 2019, 6:06pm UTC](https://discourse.processing.org/t/drawing-constraint/16367/3 "2019-12-16T18:06:57Z")

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Reminds me of this

> [@Connecting outermost dots with a single line?](https://discourse.processing.org/t/connecting-outermost-dots-with-a-single-line/16395/7):
>
> There is also a Java example of Monotone Chain here: [https://en.wikibooks.org/wiki/Algorithm\_Implementation/Geometry/Convex\_hull/Monotone\_chain#Java](https://en.wikibooks.org/wiki/Algorithm_Implementation/Geometry/Convex_hull/Monotone_chain#Java) which has an animation demonstrating the search method [[image] ](https://upload.wikimedia.org/wikipedia/commons/9/9a/Animation_depicting_the_Monotone_algorithm.gif) …and a video demo of atduskgreg’s hull implementation which also shows the search method:

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