byte[] ColorMap()
{
byte[] map = new byte[3 * netsize];
int[] index = new int[netsize];
for (int i = 0; i < netsize; i++)
index [network [i] [3]] = i;
int k = 0;
for (int i = 0; i < netsize; i++) {
int j = index [i];
map [k++] = (byte)(network [j] [0]);
map [k++] = (byte)(network [j] [1]);
map [k++] = (byte)(network [j] [2]);
}
return map;
}