//魔方公式CFOP
//Cross底面十字(以white为底)
public void Cross(Cube cube)
{
//第一步做成顶部花心形
while (!(cube.front[1, 1] == cube.front[2, 1] && cube.back[1, 1] == cube.back[0, 1] && cube.left[1, 1] == cube.left[1, 0] && cube.right[1, 1] == cube.right[1, 2] && cube.down[1, 0] == cube.down[1, 1] && cube.down[1, 2] == cube.down[1, 1] && cube.down[0, 1] == cube.down[1, 1] && cube.down[2, 1] == cube.down[1, 1]))
{
//处理底块在第一层侧棱的四种情况
while ((cube.front[0, 1] == cube.down[1, 1]) || cube.right[1, 0] == cube.down[1, 1] || (cube.back[2, 1] == cube.down[1, 1]) || (cube.left[1, 2] == cube.down[1, 1]))
{
if (cube.front[0, 1] == cube.down[1, 1])
{
cube.F(cube, 1);
cube.exp1(cube);
}
else if (cube.right[1, 0] == cube.down[1, 1])
{
cube.R(cube, 1);
cube.exp1(cube);
}
else if (cube.back[2, 1] == cube.down[1, 1])
{
cube.B(cube, 1);
cube.exp1(cube);
}
else
{
cube.L(cube, 1);
cube.exp1(cube);
}
}
//处理底块在第二层侧棱的八种情况
cube.exp1(cube);
//处理底块在第三层侧棱的四种情况
while ((cube.front[2, 1] == cube.down[1, 1]) || (cube.right[1, 2] == cube.down[1, 1]) || (cube.back[0, 1] == cube.down[1, 1]) || (cube.left[1, 0] == cube.down[1, 1]))
{
if (cube.front[2, 1] == cube.down[1, 1])
{
while (cube.up[2, 1] == cube.down[1, 1])
cube.U(cube, 1);
cube.F(cube, 1);
cube.exp1(cube);
}
else if (cube.right[1, 2] == cube.down[1, 1])
{
while (cube.up[1, 2] == cube.down[1, 1])
cube.U(cube, 1);
cube.R(cube, 1);
cube.exp1(cube);
}
else if (cube.back[0, 1] == cube.down[1, 1])
{
while (cube.up[0, 1] == cube.down[1, 1])
cube.U(cube, 1);
cube.B(cube, 1);
cube.exp1(cube);
}
else
{
while (cube.up[1, 0] == cube.down[1, 1])
cube.U(cube, 1);
cube.L(cube, 1);
cube.exp1(cube);
}
}
//处理底块在第三层底部但位置不对的四种情况
while ((cube.down[2, 1] == cube.down[1, 1] && cube.front[2, 1] != cube.front[1, 1]) || (cube.down[1, 2] == cube.down[1, 1] && cube.left[1, 0] != cube.left[1, 1]) || (cube.down[0, 1] == cube.down[1, 1] && cube.back[0, 1] != cube.back[1, 1]) || (cube.down[1, 0] == cube.down[1, 1] && cube.right[1, 2] != cube.right[1, 1]))
{
if (cube.down[2, 1] == cube.down[1, 1] && cube.front[2, 1] != cube.front[1, 1])
{
while (cube.up[2, 1] == cube.down[1, 1])
cube.U(cube, 1);
cube.F(cube, 1);
cube.exp1(cube);
}
if (cube.down[1, 2] == cube.down[1, 1] && cube.left[1, 0] != cube.left[1, 1])
{
while (cube.up[1, 0] == cube.down[1, 1])
cube.U(cube, 1);
cube.L(cube, 1);
cube.exp1(cube);
}
if (cube.down[0, 1] == cube.down[1, 1] && cube.back[0, 1] != cube.back[1, 1])
{
while (cube.up[0, 1] == cube.down[1, 1])
cube.U(cube, 1);
cube.B(cube, 1);
cube.exp1(cube);
}
if (cube.down[1, 0] == cube.down[1, 1] && cube.right[1, 2] != cube.right[1, 1])
{
while (cube.up[1, 2] == cube.down[1, 1])
cube.U(cube, 1);
cube.R(cube, 1);
cube.exp1(cube);
}
}
//处理中心棱块和十字花的位置
while (true)
{
if (cube.front[0, 1] == cube.front[1, 1] && cube.up[2, 1] == cube.down[1, 1])
cube.F(cube, 2);
else if (cube.left[1, 2] == cube.left[1, 1] && cube.up[1, 0] == cube.down[1, 1])
cube.L(cube, 2);
else if (cube.right[1, 0] == cube.right[1, 1] && cube.up[1, 2] == cube.down[1, 1])
cube.R(cube, 2);
else if (cube.back[2, 1] == cube.back[1, 1] && cube.up[0, 1] == cube.down[1, 1])
cube.B(cube, 2);
else if (((cube.front[1, 1] == cube.front[2, 1]) && (cube.back[1, 1] == cube.back[0, 1]) && (cube.left[1, 1] == cube.left[1, 0]) && (cube.right[1, 1] == cube.right[1, 2])) && (cube.down[0, 1] == cube.down[1, 1]) && (cube.down[1, 0] == cube.down[1, 1]) && (cube.down[1, 2] == cube.down[1, 1]) && (cube.down[2, 1] == cube.down[1, 1]))
break;
else
cube.U(cube, 1);
}
}
}
