/* Unpack a raw coord to a cube */
private void unpack(EdgeCubies cube) {
int ledge4of8 = raw_coord % 70;
int edge = raw_coord / 70;
int redge4of8 = edge % 70;
edge /= 70;
int perm6_fb = edge % 6;
int perm6_rl = edge / 6;
byte[] t = new byte[4];
int i1 = 0;
int i2 = 0;
int r = 4;
Util.set4Perm(t, perm6_rl);
for (int i = 7; i >= 0; i--) {
if (ledge4of8 >= Util.Cnk[i][r]) {
ledge4of8 -= Util.Cnk[i][r--];
cube.cubies[i + 4] = (byte) (t[i1++] + 4);
} else cube.cubies[i + 4] = (byte) ((i2++) + 8);
}
i1 = 0;
i2 = 0;
r = 4;
Util.set4Perm(t, perm6_fb);
for (int i = 7; i >= 0; i--) {
if (redge4of8 >= Util.Cnk[i][r]) {
redge4of8 -= Util.Cnk[i][r--];
cube.cubies[(i < 4) ? i : i + 8] = (byte) (i1++);
} else cube.cubies[(i < 4) ? i : i + 8] = (byte) (t[i2++] + 12);
}
for (int i = 16; i < 24; i++) cube.cubies[i] = (byte) i;
}
