Smooth gradients are unnecessary in PCB artwork, but laser photoplotting still benefits from anti-aliasing of edges
https://waylonzafa302.wpsuo.com/photoplotting-photoplots-handling-mixed-metric-and-imperial-data
Smooth gradients are unnecessary in PCB artwork, but laser photoplotting still benefits from anti-aliasing of edges, producing cleaner arcs and diagonal traces that etch predictably and pass AOI.