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view graphics/colour/luminocity.m @ 61:eff6bddf82e3 tip

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Finally implemented perceptual brightness thing.
author samer
date Sun, 11 Oct 2015 10:20:42 +0100
parents 82075c94eed1
children
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function L=luminocity(C)
% luminocity - Compute perceived brightness of colours
%
% luminocity :: [[N,3]] -> [[N]].

if size(C,2)~=3 && size(C,1)==3, C=C'; end
L=C*[.298936021 .58704307445 .114020904255]';