- Coordinate system tutorial on processing.org
If you want more info, also try
- Video: Using point and line from Fun Programming
Important functions and variables
What you’ll need to know for test 1
How to draw various shapes in specific locations (given by pixel coordinates) and “relative” locations, e.g., “middle of the window” (use
height/2for the middle of the window).
How to draw an arc from specific start and stop radians.
The differences among
rectMode(RADIUS), and the same for