private static void BuildCornerSymGroup()
{
cornerSymGroup = new int[40320];
symGroupMembers = new int[10368][];
for (int i = 0; i < cornerSymGroup.Length; i++)
{
cornerSymGroup[i] = -1;
}
int numGroups = 0;
Cube c = new Cube();
for (int i = 0; i < cornerSymGroup.Length; i++)
{
if (cornerSymGroup[i] < 0)
{
c.SetCornerPermutationFromIndex(i);
int s0 = c.GetCornerPermutationIndex();
c.MirrorUD();
int ud = c.GetCornerPermutationIndex();
c.MirrorLR();
int ud_lr = c.GetCornerPermutationIndex();
c.MirrorUD();
int lr = c.GetCornerPermutationIndex();
c.MirrorLR();
if (s0 != c.GetCornerPermutationIndex() || i != s0)
{
Console.WriteLine("ERROR: symmetry action do not match original situation!");
}
int g = numGroups++;
if (cornerSymGroup[s0] >= 0 || cornerSymGroup[ud] >= 0 || cornerSymGroup[lr] >= 0 || cornerSymGroup[ud_lr] >= 0
)
{
Console.WriteLine("ERROR: Overwriting symmetry group member");
}
cornerSymGroup[s0] = g;
cornerSymGroup[ud] = g;
cornerSymGroup[lr] = g;
cornerSymGroup[ud_lr] = g;
symGroupMembers[g] = new int[] { s0, ud, lr, ud_lr };
// Console.Write(g + ": " + s0 + " " + ud + " " + lr + " " + ud_lr + " ");
// Console.WriteLine();
}
}
}
public static void setcube(Cube c, long index, int symtype)
{
int tg = (int)(index % 10368);
int t = symGroupMembers[tg][symtype];
index = index / 10368;
int os = (int)(index % 40320);
index = index / 40320;
int ms = (int)(index * 2) + (t + os) % 2; // match the permutation parity
int m = symMiddleEdgePermutationIndex[ms][symtype];
int o = symOuterEdgePermutationIndex[os][symtype];
c.SetCornerPermutationFromIndex(t);
c.SetOuterEdgePermutationFromIndex(o);
c.SetMiddleEdgePermutationFromIndex(m);
}
private static void BuildCornerSymGroup()
{
cornerSymGroup = new int[40320];
symGroupMembers = new int[10368][];
for (int i = 0; i < cornerSymGroup.Length; i++)
{
cornerSymGroup[i] = -1;
}
int numGroups = 0;
Cube c = new Cube();
for (int i = 0; i < cornerSymGroup.Length; i++)
{
if (cornerSymGroup[i] < 0)
{
c.SetCornerPermutationFromIndex(i);
int s0 = c.GetCornerPermutationIndex();
c.MirrorUD();
int ud = c.GetCornerPermutationIndex();
c.MirrorLR();
int ud_lr = c.GetCornerPermutationIndex();
c.MirrorUD();
int lr = c.GetCornerPermutationIndex();
c.MirrorLR();
if (s0 != c.GetCornerPermutationIndex() || i != s0)
{
Console.WriteLine("ERROR: symmetry action do not match original situation!");
}
int g = numGroups++;
if (cornerSymGroup[s0] >= 0 || cornerSymGroup[ud] >= 0 || cornerSymGroup[lr] >= 0 || cornerSymGroup[ud_lr] >= 0
)
{
Console.WriteLine("ERROR: Overwriting symmetry group member");
}
cornerSymGroup[s0] = g;
cornerSymGroup[ud] = g;
cornerSymGroup[lr] = g;
cornerSymGroup[ud_lr] = g;
symGroupMembers[g] = new int[] { s0, ud, lr, ud_lr };
// Console.Write(g + ": " + s0 + " " + ud + " " + lr + " " + ud_lr + " ");
// Console.WriteLine();
}
}
}
public static void setcube(Cube c, long index, int symtype)
{
int tg = (int)(index % 10368);
int t = symGroupMembers[tg][symtype];
index = index / 10368;
int os = (int)(index % 40320);
index = index / 40320;
int ms = (int)(index * 2) + (t + os) % 2; // match the permutation parity
int m = symMiddleEdgePermutationIndex[ms][symtype];
int o = symOuterEdgePermutationIndex[os][symtype];
c.SetCornerPermutationFromIndex(t);
c.SetOuterEdgePermutationFromIndex(o);
c.SetMiddleEdgePermutationFromIndex(m);
}
