Ah, ok, that makes sense. Thanks! That would also explain the discrepancy in arguments between what newImageData actually wants and what the wiki says.

Also I just realized I had this page open with a response typed for several days and never hit submit. Whoops.

I have a canvas (black and white) that represents the lighting in my map. I want to be able to tell when something is in the light or not, so I thought to take the pixel data from the canvas in the middle of the unit. The code I'm using for that is: local pixelData = lightcanvas.newImageData(lightca...