chromaticAberration:MultipassFilter< { amount:{ default:4; description:"How far red and blue move apart at the corners, in pixels; zero in the centre. Negative reverses the direction."; label:"Shift at the corners (px)"; max:20; min:-20; step:0.1; type:"float"; unit:"px"; }; }, > = ...
Lateral chromatic aberration, as in a cheap lens: red is sampled radially outwards and blue
inwards (or the reverse for negative amounts), by amount px at the corners and proportionally
nearer the centre. Bilinear sampling of premultiplied values; green and alpha stay put.
Lateral chromatic aberration, as in a cheap lens: red is sampled radially outwards and blue inwards (or the reverse for negative amounts), by
amountpx at the corners and proportionally nearer the centre. Bilinear sampling of premultiplied values; green and alpha stay put.