invgray.m

来自「SDFGASFASFASFAS EDGSGA DGSFGSA」· M 代码 · 共 24 行

function color_map = invgray(num_color);

% INVGRAY - returns inverted grayscale colormap
%
%    CMAP = INVGRAY(NCOLOR) returns an inverted grayscale (white to black)
%    colormap of length NCOLOR.
%
%    CMAP = INVGRAY returns the inverted grayscale colormap having the
%    same length as the current colormap.

% By:   S.C. Molitor ([e-mail])
% Date: January 25, 1999

% use current colormap size if none provided

if (nargin < 1)
   num_color = size(get(gcf, 'Colormap'), 1);
end

% return inverted gray colormap

color_map = flipdim(gray(num_color), 1);
return