Need help in processing function

[jb4x]

Haha, you are not looking for help, you are looking for someone to do your homework…

Nobody on this forum will help you unless you provide some code showing what you have tried and explaining what is the problem that you face.

Please consider reading this post:

Guidelines—Asking Questions

Summary (TL;DR) Ask complete questions to get better answers! Be specific. For example: I want to load an image. I tried using createImg() , and I expected the image to be on canvas, but what happened instead was the image showing up below the canvas. Isolate your problem and work in small steps. Share only the code directly related to your problem if it is part of a bigger project, and if something isn’t working, try the smallest code that could do the thing you want. Can we run your code …