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## Copyright (C) 1999 Paul Kienzle
##
## This program is free software and may be used for any purpose. This
## copyright notice must be maintained. Paul Kienzle is not responsible
## for the consequences of using this software.
## Colormap:
##
## map = red (number)
## Author: Paul Kienzle <pkienzle@cs.indiana.edu>
## Created: Sept 99
## modified: jc
function map = red (number)
if (nargin == 0)
number = 64;
elseif (nargin > 1)
usage ("red (number)");
endif
gr = [0:(number-1)]';
map = [ gr, zeros(number,1), zeros(number,1) ] / (number - 1);
endfunction
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