When I could finally afford an Epson RX-80, around 1983, I wrote an Atari screen dump utility that could print most any graphics mode, even mixed, by emulating ANTIC and GTIA. It used OS shadow registers to trace the display list, read pixel data, interpret them according to the ANTIC mode, color them (luminance only) using the shadowed color registers, and fill the printer's graphics buffer with dots in various dither patterns. It worked pretty well, even in GTIA modes, though it did not do PM