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<script> /* 假设的规则： 【大类】 角色爆率：5% 五星绘卷爆率：10% 四星绘卷爆率：40% 三星绘卷爆率：45% 【角色类规则】 UP角色每只10%，常驻角色平分剩余的概率 【绘卷类规则】 UP绘卷：只有四星和五星，而且每张为其他常驻同等星级绘卷的两倍，其余照常平分
- /
function getRandomInt(max) {
return Math.floor(Math.random() * max)
}
function split_str(str) {
if (str.length == 0)
return [];
return str.split(", ")
}
function addTimes(id, cnt=1) {
//增加对应ID的次数 var Element = document.getElementById(id); Element.innerHTML = Number(Element.innerHTML) + cnt;
}
function copyNote(id_from, id_to) {
//根据ID将一网页元素复制到另一个元素里面
var fromElement = document.getElementById(id_from);
var clonedNode = fromElement.cloneNode(true);
clonedNode.setAttribute("id", id_from + "_copy"); // 修改一下id 值，避免id 重复
var toElement = document.getElementById(id_to);
while (toElement.firstChild) { // 清除原先的内容
toElement.removeChild(toElement.firstChild);
}
toElement.appendChild(clonedNode);
}
function gacha_an_unit(up_units, other_units) {
let rand = getRandomInt(100);
if (rand < up_units.length * 10) {
return [0, Math.floor(rand / 10)];
}
return [1, getRandomInt(other_units.length)];
}
function gacha_a_5star_picture(up_5star_pictures, other_5star_pictures) {
let rand = getRandomInt(up_5star_pictures.length * 2 + other_5star_pictures.length);
if (rand < up_5star_pictures.length * 2) {
return [2, Math.floor(rand/2)];
}
return [3, getRandomInt(other_5star_pictures.length)];
}
function gacha_a_4star_picture(up_4star_pictures, other_4star_pictures) {
let rand = getRandomInt(up_4star_pictures.length * 2 + other_4star_pictures.length);
if (rand < up_4star_pictures.length * 2) {
return [4, Math.floor(rand/2)];
}
return [5, getRandomInt(other_4star_pictures.length)];
}
function update_rate(ul, msg, rate) {
var li = document.createElement("li");
li.appendChild(document.createTextNode(msg + Number(rate.toFixed(3)) + "%"));
ul.appendChild(li);
}
function gacha_open(gacha_box_id, type, id) {
var gacha_box = document.getElementById(gacha_box_id);
gacha_box.innerHTML = "";
switch (type) {
case 0: // up角色
copyNote("U_"+id, gacha_box_id);
addTimes("up_unit");
break;
case 1: // 常驻角色
copyNote("U_"+id, gacha_box_id);
addTimes("other_unit");
break;
case 2: // up五星绘卷
copyNote("P_"+id, gacha_box_id);
addTimes("up_5star_picture");
break;
case 3: // 常驻五星绘卷
copyNote("P_"+id, gacha_box_id);
addTimes("other_5star_picture");
break;
case 4: // UP四星绘卷
copyNote("P_"+id, gacha_box_id);
addTimes("up_4star_picture");
break;
case 5: // 常驻四星绘卷
copyNote("P_"+id, gacha_box_id);
addTimes("other_4star_picture");
break;
case 6: // 常驻三星绘卷
copyNote("P_"+id, gacha_box_id);
addTimes("other_3star_picture");
break;
default:
break;
}
// 计算UP角色出货率
var sum_num = Number(document.getElementById("sum").innerHTML);
var up_unit_num = Number(document.getElementById("up_unit").innerHTML);
document.getElementById("up_unit_rate").innerHTML = (up_unit_num / sum_num * 100).toFixed(3) + "%";
// 计算UP五星绘卷出货率
var sum_num = Number(document.getElementById("sum").innerHTML);
var up_5star_picture_num = Number(document.getElementById("up_5star_picture").innerHTML);
document.getElementById("up_5star_picture_rate").innerHTML = (up_5star_picture_num / sum_num * 100).toFixed(3) + "%";
// 计算UP四星绘卷出货率
var sum_num = Number(document.getElementById("sum").innerHTML);
var up_4star_picture_num = Number(document.getElementById("up_4star_picture").innerHTML);
document.getElementById("up_4star_picture_rate").innerHTML = (up_4star_picture_num / sum_num * 100).toFixed(3) + "%";
}
function gacha_once(box_id, up_units, up_5star_pictures, up_4star_pictures, other_units,
other_5star_pictures, other_4star_pictures, other_3star_pictures,
is_sure_unit) {
let type = -1;
let id = -1;
if (is_sure_unit) {
const values = gacha_an_unit(up_units, other_units);
type = values[0];
id = values[1];
} else {
let rand = getRandomInt(100);
if (rand < 5) {
/* 角色 */
const values = gacha_an_unit(up_units, other_units);
type = values[0];
id = values[1];
} else if(rand < 15) {
/* 五星绘卷 */
const values = gacha_a_5star_picture(up_5star_pictures, other_5star_pictures);
type = values[0];
id = values[1];
} else if (rand < 55) {
/* 四星绘卷 */
const values = gacha_a_4star_picture(up_4star_pictures, other_4star_pictures);
type = values[0];
id = values[1];
} else {
/* 三星绘卷 */
type = 6;
id = getRandomInt(other_3star_pictures.length);
}
}
addTimes("sum");
var gacha_box_id = "gacha_result_"+box_id;
switch (type) {
case 0: // up角色
var gacha_box = document.getElementById(gacha_box_id);
var button = document.createElement("button");
button.setAttribute("id", gacha_box_id+"_button");
button.setAttribute("class", "gacha-result-button-wrapper");
button.setAttribute("onclick", "gacha_open('"+gacha_box_id+"', "+type+", "+up_units[id]+")");
gacha_box.appendChild(button);
copyNote("cardback-unit", gacha_box_id+"_button");
break;
case 1: // 常驻角色
var gacha_box = document.getElementById(gacha_box_id);
var button = document.createElement("button");
button.setAttribute("id", gacha_box_id+"_button");
button.setAttribute("class", "gacha-result-button-wrapper");
button.setAttribute("onclick", "gacha_open('"+gacha_box_id+"', "+type+", "+other_units[id]+")");
gacha_box.appendChild(button);
copyNote("cardback-unit", gacha_box_id+"_button");
break;
case 2: // up五星绘卷
var gacha_box = document.getElementById(gacha_box_id);
var button = document.createElement("button");
button.setAttribute("id", gacha_box_id+"_button");
button.setAttribute("class", "gacha-result-button-wrapper");
button.setAttribute("onclick", "gacha_open('"+gacha_box_id+"', "+type+", "+up_5star_pictures[id]+")");
gacha_box.appendChild(button);
copyNote("cardback-picture", gacha_box_id+"_button");
break;
case 3: // 常驻五星绘卷
var gacha_box = document.getElementById(gacha_box_id);
var button = document.createElement("button");
button.setAttribute("id", gacha_box_id+"_button");
button.setAttribute("class", "gacha-result-button-wrapper");
button.setAttribute("onclick", "gacha_open('"+gacha_box_id+"', "+type+", "+other_5star_pictures[id]+")");
gacha_box.appendChild(button);
copyNote("cardback-picture", gacha_box_id+"_button");
break;
case 4: // UP四星绘卷
var gacha_box = document.getElementById(gacha_box_id);
var button = document.createElement("button");
button.setAttribute("id", gacha_box_id+"_button");
button.setAttribute("class", "gacha-result-button-wrapper");
button.setAttribute("onclick", "gacha_open('"+gacha_box_id+"', "+type+", "+up_4star_pictures[id]+")");
gacha_box.appendChild(button);
copyNote("cardback-picture", gacha_box_id+"_button");
break;
case 5: // 常驻四星绘卷
var gacha_box = document.getElementById(gacha_box_id);
var button = document.createElement("button");
button.setAttribute("id", gacha_box_id+"_button");
button.setAttribute("class", "gacha-result-button-wrapper");
button.setAttribute("onclick", "gacha_open('"+gacha_box_id+"', "+type+", "+other_4star_pictures[id]+")");
gacha_box.appendChild(button);
copyNote("cardback-picture", gacha_box_id+"_button");
break;
case 6: // 常驻三星绘卷
var gacha_box = document.getElementById(gacha_box_id);
var button = document.createElement("button");
button.setAttribute("id", gacha_box_id+"_button");
button.setAttribute("class", "gacha-result-button-wrapper");
button.setAttribute("onclick", "gacha_open('"+gacha_box_id+"', "+type+", "+other_3star_pictures[id]+")");
gacha_box.appendChild(button);
copyNote("cardback-picture", gacha_box_id+"_button");
break;
default:
break;
}
}
function clearGachaBox() {
document.getElementById("gacha_result_0").innerHTML = "";
document.getElementById("gacha_result_1").innerHTML = "";
document.getElementById("gacha_result_2").innerHTML = "";
document.getElementById("gacha_result_3").innerHTML = "";
document.getElementById("gacha_result_4").innerHTML = "";
document.getElementById("gacha_result_5").innerHTML = "";
document.getElementById("gacha_result_6").innerHTML = "";
document.getElementById("gacha_result_7").innerHTML = "";
document.getElementById("gacha_result_8").innerHTML = "";
document.getElementById("gacha_result_9").innerHTML = "";
}
function gacha(cnt, up_units_str, up_5star_pictures_str, up_4star_pictures_str, other_units_str,
other_5star_pictures_str, other_4star_pictures_str, other_3star_pictures_str,
is_orb) {
if (!up_units_str && !up_5star_pictures_str && !up_4star_pictures_str && !other_units_str && !other_5star_pictures_str && !other_4star_pictures_str && !other_3star_pictures_str) {
alert("请先选择卡池");
return;
}
const gacha_box = document.querySelector("#gacha_grid");
const matches = gacha_box.querySelectorAll("button");
if (matches.length > 0) {
alert("尚有未翻开的抽卡结果，请先手动翻开所有或使用'一键翻开'，再进行下一次抽卡");
return;
}
clearGachaBox();
/*
console.log("up角色：" + up_units_str);
console.log("up五星绘卷：" + up_5star_pictures_str);
console.log("up四星绘卷：" + up_4star_pictures_str);
console.log("常驻角色：" + other_units_str);
console.log("常驻五星绘卷：" + other_5star_pictures_str);
console.log("常驻四星绘卷：" + other_4star_pictures_str);
console.log("常驻三星绘卷：" + other_3star_pictures_str);
*/
// 将卡池项分解成array
const up_units = split_str(up_units_str);
const up_5star_pictures = split_str(up_5star_pictures_str);
const up_4star_pictures = split_str(up_4star_pictures_str);
const other_units = split_str(other_units_str);
const other_5star_pictures = split_str(other_5star_pictures_str);
const other_4star_pictures = split_str(other_4star_pictures_str);
const other_3star_pictures = split_str(other_3star_pictures_str);
if (up_units.length > 10) {
alert("按假设，UP角色不可超过10位");
return;
}
if (other_units.length == 0) {
alert("常驻角色不可为空");
return;
}
if (other_5star_pictures.length == 0) {
alert("常驻五星绘卷不可为空");
return;
}
if (other_4star_pictures.length == 0) {
alert("常驻四星绘卷不可为空");
return;
}
if (other_3star_pictures.length == 0) {
alert("常驻三星绘卷不可为空");
return;
}
/*
console.log("up角色数：" + up_units.length);
console.log("up五星绘卷数：" + up_5star_pictures.length);
console.log("up四星绘卷数：" + up_4star_pictures.length);
console.log("常驻角色数：" + other_units.length);
console.log("常驻五星绘卷数：" + other_5star_pictures.length);
console.log("常驻四星绘卷数：" + other_4star_pictures.length);
console.log("常驻三星绘卷数：" + other_3star_pictures.length);
*/
// 计算每种概率(单位是百分比)
const up_units_rate = 0.5;
const up_units_given_unit_rate = 10.0;
const other_units_rate = (5.0-up_units_rate*up_units.length)/other_units.length;
const other_units_given_unit_rate = (100.0-up_units_given_unit_rate*up_units.length)/other_units.length;
const other_5star_pictures_rate = 10.0 / (up_5star_pictures.length * 2 + other_5star_pictures.length);
const other_4star_pictures_rate = 40.0 / (up_4star_pictures.length * 2 + other_4star_pictures.length);
const other_3star_pictures_rate = 45.0 / other_3star_pictures.length;
const up_5star_pictures_rate = 2.0 * other_5star_pictures_rate;
const up_4star_pictures_rate = 2.0 * other_4star_pictures_rate;
var rate_ul = document.getElementById("theoretical_rate");
while(rate_ul.firstChild) rate_ul.removeChild(rate_ul.firstChild);
update_rate(rate_ul, "up角色爆率：", up_units_rate);
update_rate(rate_ul, "up角色爆率（已知是角色）：", up_units_given_unit_rate);
update_rate(rate_ul, "常驻角色爆率：", other_units_rate);
update_rate(rate_ul, "常驻角色爆率（已知是角色）：", other_units_given_unit_rate);
update_rate(rate_ul, "up五星绘卷爆率：", up_5star_pictures_rate);
update_rate(rate_ul, "up四星绘卷爆率：", up_4star_pictures_rate);
update_rate(rate_ul, "常驻五星绘卷爆率：", other_5star_pictures_rate);
update_rate(rate_ul, "常驻四星绘卷爆率：", other_4star_pictures_rate);
update_rate(rate_ul, "常驻三星绘卷爆率：", other_3star_pictures_rate);
if (is_orb)
addTimes("orb_num", 600);
else
addTimes("green_num", 5*cnt);
for (let i = 0; i < cnt-1; i++) {
gacha_once(i, up_units, up_5star_pictures, up_4star_pictures, other_units, other_5star_pictures, other_4star_pictures, other_3star_pictures, 0);
}
gacha_once(cnt-1, up_units, up_5star_pictures, up_4star_pictures, other_units, other_5star_pictures, other_4star_pictures, other_3star_pictures, is_orb);
}
function init() {
clearGachaBox();
document.getElementById("sum").innerHTML = "0";
document.getElementById("up_unit").innerHTML = "0";
document.getElementById("up_5star_picture").innerHTML = "0";
document.getElementById("up_4star_picture").innerHTML = "0";
document.getElementById("other_unit").innerHTML = "0";
document.getElementById("other_5star_picture").innerHTML = "0";
document.getElementById("other_4star_picture").innerHTML = "0";
document.getElementById("other_3star_picture").innerHTML = "0";
document.getElementById("up_unit_rate").innerHTML = "0%";
document.getElementById("up_5star_picture_rate").innerHTML = "0%";
document.getElementById("up_4star_picture_rate").innerHTML = "0%";
document.getElementById("green_num").innerHTML = "0";
document.getElementById("orb_num").innerHTML = "0";
var theoretical_rate = document.getElementById("theoretical_rate");
while (theoretical_rate.firstChild) theoretical_rate.removeChild(theoretical_rate.firstChild);
}
function gacha_open_all() {
for (let i = 0; i < 10; i++) {
var gacha_box_id = "gacha_result_"+i;
const gacha_box = document.querySelector("#"+gacha_box_id);
const matches = gacha_box.querySelectorAll("button");
matches.forEach((element) => element.click());
}
}
function test(aaa) {
console.log(aaa);
}
</script>
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