redblue3.m

可以将图的颜色在0位置表现为白色

function cmp=redblue3
% cmp = land(vargin);
% 
%
% Useful for perturbations around zero
% Designed by A. Kelbert, 2007
% COLOR_MODEL = RGB

cmp=[      
    0.4000         0    0.5000
    0.3200         0    0.5261
    0.2400         0    0.5522
    0.1600         0    0.5784
    0.0800         0    0.6045
    0.0667    0.0379    0.6396
    0.0533    0.0758    0.6748
    0.0400    0.1136    0.7099
    0.0267    0.1515    0.7450
    0.0133    0.1894    0.7802
         0    0.2273    0.8153
         0    0.2652    0.8461
         0    0.3030    0.8769
         0    0.3409    0.9077
         0    0.3788    0.9384
         0    0.4167    0.9692
         0    0.4545    1.0000
    0.0758    0.4959    1.0000
    0.1515    0.5372    1.0000
    0.2273    0.5785    1.0000
    0.3030    0.6198    1.0000
    0.3788    0.6612    1.0000
    0.4545    0.7025    1.0000
    0.4773    0.7149    1.0000
    0.5000    0.7273    1.0000
    0.5227    0.7397    1.0000
    0.5455    0.7521    1.0000
    0.6364    0.8017    1.0000
    0.7273    0.8512    1.0000
    0.8182    0.9008    1.0000
    0.9091    0.9504    1.0000
    1.0000    1.0000    1.0000
    1.0000    1.0000    1.0000
    1.0000    1.0000    0.9091
    1.0000    1.0000    0.8182
    1.0000    1.0000    0.7273
    1.0000    1.0000    0.6364
    1.0000    1.0000    0.5455
    1.0000    1.0000    0.4091
    1.0000    1.0000    0.2727
    1.0000    1.0000    0.1364
    1.0000    1.0000         0
    1.0000    0.9167         0
    1.0000    0.8333         0
    1.0000    0.7500         0
    1.0000    0.6667         0
    1.0000    0.5833         0
    1.0000    0.5000         0
    0.9962    0.4762         0
    0.9924    0.4524         0
    0.9886    0.4286         0
    0.9848    0.4048         0
    0.9810    0.3810         0
    0.9771    0.3571         0
    0.9676    0.2976         0
    0.9581    0.2381         0
    0.9486    0.1786         0
    0.9390    0.1190         0
    0.9295    0.0595         0
    0.9200         0         0
    0.8400         0         0
    0.7600         0         0
    0.6800         0         0
    0.6000         0         0  ];