new GetCorrectedCubePosition

private Vector3 GetCorrectedCubePosition(float Face, float X, float Y)
        {
            Vector3 positionOnCube = new Vector3(X, Y, 0);
            positionOnCube -= new Vector3(planet.BlockMap.FaceWidth / 2, planet.BlockMap.FaceWidth / 2, planet.BlockMap.FaceWidth / 2);

            //adjust for positive and negative values
            if (Face == PlanetBlockMap.SOUTH | Face == PlanetBlockMap.BACK | Face == PlanetBlockMap.WEST) //negative Y
            {
                positionOnCube.Z *= -1;
            }

            //rotate the whole vector to suit the direction this face is facing
            Vector3 rotatedPosition = Vector3.Zero;
            if (Face == PlanetBlockMap.NORTH)
            {
                rotatedPosition.X = positionOnCube.X;
                rotatedPosition.Y = positionOnCube.Z;
                rotatedPosition.Z = positionOnCube.Y;
            }
            else if (Face == PlanetBlockMap.SOUTH)
            {
                rotatedPosition.X = positionOnCube.Y;
                rotatedPosition.Y = positionOnCube.Z;
                rotatedPosition.Z = positionOnCube.X;
            }
            else if (Face == PlanetBlockMap.FRONT)
            {
                rotatedPosition.X = positionOnCube.Y;
                rotatedPosition.Y = positionOnCube.X;
                rotatedPosition.Z = positionOnCube.Z;
            }
            else if (Face == PlanetBlockMap.BACK)
            {
                rotatedPosition = positionOnCube;
            }
            else if (Face == PlanetBlockMap.EAST)
            {
                rotatedPosition.X = positionOnCube.Z;
                rotatedPosition.Y = positionOnCube.Y;
                rotatedPosition.Z = positionOnCube.X;
            }
            else if (Face == PlanetBlockMap.WEST)
            {
                rotatedPosition.X = positionOnCube.Z;
                rotatedPosition.Y = positionOnCube.X;
                rotatedPosition.Z = positionOnCube.Y;
            }

            rotatedPosition *= (1f / planet.BlockMap.FaceWidth);



            return rotatedPosition;
        }