1. (optional) Replace the "bg" backdrop with your own backdrop containing red, green, purple, white, or blue 2. Hit green flag and set your resolution. Lower = more lag 3. Click to start. Wait for scanning (should be instant on large resolutions). Drag anywhere to create a ripple! Try resolution 5: It has the most quality for an acceptable amount of lag. Also check out EggScope Simulator 3D beta: now 27% cooler UI/gameplay! http://scratch.mit.edu/projects/25477846/ Remix if you have a cool bg!
Try it in Phosphorus! http://phosphorus.github.io/#25658645 Lags A LOT on smaller resolutions so you may need to hold your mouse down longer to create a ripple All credit goes to the genius who invented the filter behind this. Chrome lag? Disable PepperFlash: http://scratch.mit.edu/discuss/topic/49160/