Downloading the Software
To get started you will need to download the software. It is free. It is open source which means it is managed by volunteers. Go to www.processing.org and download the software for your computer from there. When you have downloaded it you will get an icon similar to this on your desktop (or wherever you downloaded it). Next step is to click on it, open it up and start typing your code in. To see the effect you click on [...]