tptimer/pyTwistyScrambler/js_resources/2x2x2.js

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2018-07-20 05:43:02 +00:00
"use strict";
var scramble_222 = (function(circle, rn) {
var solv = new mathlib.Solver(3, 3, [[0, doPermMove, 5040], [0, doOriMove, 729]]);
function doPermMove(idx, m) {
var g = [];
mathlib.set8Perm(g, idx, 7);
if (m == 0) {
circle(g, 0, 2, 3, 1);
} else if (m == 1) {
circle(g, 0, 1, 5, 4);
} else if (m == 2) {
circle(g, 0, 4, 6, 2);
}
return mathlib.get8Perm(g, 7);
}
function doOriMove(a, c) {
var b, d, e, h = 0,
g = a,
f = [];
for (b = 1; 6 >= b; b++) e = ~~ (g / 3),
d = g - 3 * e,
g = e,
f[b] = d,
h -= d,
0 > h && (h += 3);
f[0] = h;
0 == c ? circle(f, 0, 2, 3, 1) : 1 == c ? (circle(f, 0, 1, 5, 4), f[0] += 2, f[1]++, f[5] += 2, f[4]++) : 2 == c && (circle(f, 0, 4, 6, 2), f[2] += 2, f[0]++, f[4] += 2, f[6]++);
g = 0;
for (b = 6; 1 <= b; b--) g = 3 * g + f[b] % 3;
return g
}
function getScramble(type) {
var a, b, c, g, lim;
a = type == '222o' ? 0 : 9;
g = [[0, 0, 0, 0, 4, 5, 6],
[0, 0, 0, 0, 4, 6, 5],
[0, 0, 0, 0, 5, 4, 6],
[0, 0, 0, 0, 5, 6, 4],
[0, 0, 0, 0, 6, 4, 5],
[0, 0, 0, 0, 6, 5, 4]];
do {
lim = 2;
if (type == '222o' || type == '222so') {
c = rn(5040);
b = rn(729);
lim = 3;
} else if (type == '222eg') {
c = rn(24);
b = rn(27);
g = g[rn(6)];
mathlib.set8Perm(g, c, 4);
c = mathlib.get8Perm(g, 7);
} else if (type == '222eg0') {
c = rn(24);
b = rn(27);
g = g[0];
mathlib.set8Perm(g, c, 4);
c = mathlib.get8Perm(g, 7);
} else if (type == '222eg1') {
c = rn(24);
b = rn(27);
g = g[rn(4) + 2];
mathlib.set8Perm(g, c, 4);
c = mathlib.get8Perm(g, 7);
} else if (type == '222eg2') {
c = rn(24);
b = rn(27);
g = g[1];
mathlib.set8Perm(g, c, 4);
c = mathlib.get8Perm(g, 7);
}
} while (c == 0 && b == 0 || solv.search([c, b], lim, lim) != null);
return solv.toStr(solv.search([c, b], a).reverse(), "URF", "'2 ");
}
function getRandomScramble(){
return getScramble('222so');
}
function getOptimalScramble(){
return getScramble('222o');
}
return {
getRandomScramble: getRandomScramble,
getOptimalScramble: getOptimalScramble,
};
//scramble.reg(['222o', '222so', '222eg', '222eg0', '222eg1', '222eg2'], getScramble);
}) (mathlib.circle, mathlib.rn);