/usr/share/psychtoolbox-3/PsychGamma/NormalizeGamma.m is in psychtoolbox-3-common 3.0.11.20140816.dfsg1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 | function [gammaOut] = NormalizeGamma(gamma)
% [gammaOut] = NormalizeGamma(gamma)
%
% Normalizes a gamma curve so that the end value is 1.0
%
% 9/22/93 jms Added comment
% 3/15/94 dhb, jms Normalize to last value, not max value.
% 5/27/10 dhb Cosmetic
[m,nil] = size(gamma); %#ok<NASGU>
normVals = gamma(m,:);
gammaOut = gamma ./ (ones(m,1)*normVals);
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