public boolean a(IBlockAccess iblockaccess, int i, int j, int k, int l) {
if (!this.a) return false;
if (iblockaccess.getData(i, j, k) == 0) return false;
if (l == 1) {
return true;
}
boolean flag =
(f(iblockaccess, i - 1, j, k, 1))
|| ((!iblockaccess.s(i - 1, j, k)) && (f(iblockaccess, i - 1, j - 1, k, -1)));
boolean flag1 =
(f(iblockaccess, i + 1, j, k, 3))
|| ((!iblockaccess.s(i + 1, j, k)) && (f(iblockaccess, i + 1, j - 1, k, -1)));
boolean flag2 =
(f(iblockaccess, i, j, k - 1, 2))
|| ((!iblockaccess.s(i, j, k - 1)) && (f(iblockaccess, i, j - 1, k - 1, -1)));
boolean flag3 =
(f(iblockaccess, i, j, k + 1, 0))
|| ((!iblockaccess.s(i, j, k + 1)) && (f(iblockaccess, i, j - 1, k + 1, -1)));
if (!iblockaccess.s(i, j + 1, k)) {
if ((iblockaccess.s(i - 1, j, k)) && (f(iblockaccess, i - 1, j + 1, k, -1))) {
flag = true;
}
if ((iblockaccess.s(i + 1, j, k)) && (f(iblockaccess, i + 1, j + 1, k, -1))) {
flag1 = true;
}
if ((iblockaccess.s(i, j, k - 1)) && (f(iblockaccess, i, j + 1, k - 1, -1))) {
flag2 = true;
}
if ((iblockaccess.s(i, j, k + 1)) && (f(iblockaccess, i, j + 1, k + 1, -1))) {
flag3 = true;
}
}
return (!flag2) && (!flag1) && (!flag) && (!flag3) && (l >= 2) && (l <= 5);
}
