# Hi guys, I'm new to processing and I need help

**URL:** <https://discourse.processing.org/t/hi-guys-im-new-to-processing-and-i-need-help/22625>\
**Category:** Coding Questions\
**Created:** [July 14, 2020, 10:13pm UTC](https://discourse.processing.org/t/hi-guys-im-new-to-processing-and-i-need-help/22625 "2020-07-14T22:13:18Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![glv](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/glv/32/18785_2.png) [@glv](https://discourse.processing.org/u/glv)\
**Post date:** [July 15, 2020, 11:07am UTC](https://discourse.processing.org/t/hi-guys-im-new-to-processing-and-i-need-help/22625/4 "2020-07-15T11:07:39Z")

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Hello,

> [@jb4x](#):
>
> When you want to do something like this, a good way to start is to draw a sketch of how you want it to look like with the information that you know and the one that you want:

I like that response! And do enjoy the math.

What did you prepare the diagrams with?

A related discussion here but not a direct solution to this:

> [@Finding the angle of an arc?](https://discourse.processing.org/t/finding-the-angle-of-an-arc/22543):
>
> Hello, please excuse my crude drawing. I am looking to constrain the amount a circle rotates on the circumference of its parent circle. I have the center of both, and I already have a function that moves it around the angle with touch. Reason being, I have two circles on the outside and I don’t want them overlapping. Thanks!

`:)`

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