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Am I black-and-white yet?
- To: info-mcl@MEDIA-LAB.MEDIA.MIT.EDU
- Subject: Am I black-and-white yet?
- From: Henry Lieberman <lieber@MEDIA-LAB.MEDIA.MIT.EDU>
- Date: Thu, 3 Sep 92 12:29:34 -0400
On the issue of a reliable test for a black-and-white versus color screen,
I hit upon
(real-color-equal (make-color 0 0 0)
(make-color 32000 32000 32000))
which asks "Is gray the same as black?". This seems to work.