public static FaceCube ToFaceCube(this CubieCube cubieCube)
{
var faceCube = new FaceCube();
for (var i = 0; i < cubieCube.CO.Length; i++)
{
int perm = (int)cubieCube.CP[i];
int ori = cubieCube.CO[i];
for (int j = 0; j < 3; j++)
{
faceCube.Facelets[(int)Defs.CornerFacelet[i][(j + ori) % 3]] = Defs.CornerColor[perm][j];
}
}
for (var i = 0; i < cubieCube.EO.Length; i++)
{
int perm = (int)cubieCube.EP[i];
int ori = cubieCube.EO[i];
for (int j = 0; j < 2; j++)
{
faceCube.Facelets[(int)Defs.EdgeFacelet[i][(j + ori) % 2]] = Defs.EdgeColor[perm][j];
}
}
return(faceCube);
}
public static CubieCube ToCubieCube(this FaceCube faceCube)
{
var facelets = faceCube.Facelets;
var cubieCube = new CubieCube();
cubieCube.CP = cubieCube.CP.Select((c) => Corner.Invalid).ToArray();
cubieCube.EP = cubieCube.EP.Select((E) => Edge.Invalid).ToArray();
for (var i = 0; i < Defs.CornerFacelet.Length; i++)
{
Facelet[] corner = Defs.CornerFacelet[i];
int ori = -1;
var color3 = Color.Invalid;
var color2 = Color.Invalid;
if (facelets[(int)corner[0]] == Color.U || facelets[(int)corner[0]] == Color.D)
{
ori = 0;
color2 = facelets[(int)corner[1]];
color3 = facelets[(int)corner[2]];
}
else if (facelets[(int)corner[1]] == Color.U || facelets[(int)corner[1]] == Color.D)
{
ori = 1;
color2 = facelets[(int)corner[2]];
color3 = facelets[(int)corner[0]];
}
else if (facelets[(int)corner[2]] == Color.U || facelets[(int)corner[2]] == Color.D)
{
ori = 2;
color2 = facelets[(int)corner[0]];
color3 = facelets[(int)corner[1]];
}
cubieCube.CP[i] = (Corner)Defs.CornerColor.FirstIndexWhere(cornerC => cornerC[1] == color2 && cornerC[2] == color3, (int)Corner.Invalid);
cubieCube.CO[i] = ori;
}
for (var i = 0; i < Defs.EdgeFacelet.Length; i++)
{
Facelet[] edge = Defs.EdgeFacelet[i];
foreach (Color[] edgeColors in Defs.EdgeColor)
{
if (edgeColors[0] == facelets[(int)edge[0]] && edgeColors[1] == facelets[(int)edge[1]])
{
cubieCube.EP[i] = (Edge)i;
cubieCube.EO[i] = 0;
}
else if (edgeColors[0] == facelets[(int)edge[0]] && edgeColors[1] == facelets[(int)edge[1]])
{
cubieCube.EP[i] = (Edge)i;
cubieCube.EO[i] = 1;
}
}
}
return(cubieCube);
}