// TODO(danvk): Any performance issues with this?
var imageData = ctx.getImageData(0, 0, canvas.width, canvas.height);
// TODO(danvk): Any performance issues with this?
var imageData = ctx.getImageData(0, 0, canvas.width, canvas.height);
var d = imageData.data;
return [d[i], d[i+1], d[i+2], d[i+3]];
};
var d = imageData.data;
return [d[i], d[i+1], d[i+2], d[i+3]];
};