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Color Math

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Color Math includes hardware transparency and other effects. The official terminology is "screen addition" and "screen subtraction."

The "SW" in "Main SW" and "Sub SW" stands for "switch."[1]

Color math is not available in Mode 5 nor Mode 6.[2]


  1. page 2-27-16 of Book I of the official Super Nintendo development manual
  2. https://problemkaputt.de/fullsnes.htm#snesppubgcontrol