Place / destroy particles in a javascript sandbox. Allows you to control gravity direction as well.
- Left Mouse Click: Use Brush / Eraser
- Spacebar: Toggle Between Brush and Eraser
- W, A, S, D: Change Gravity Direction
- 1-9: Pick Tile Type
- +, -: Increase / Decrease Brush Size
- R: Reset / Delete All Tiles
- Z: Toggle Debug Mode (inactive tiles are colored red)