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script.js
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script.js
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function get1d(n){
return [...Array(n)].map(() => 0);
}
function get2d(n){
return [...Array(n)].map(() => get1d(n));
}
var board = get2d(1);
var i_selected = -1;
var j_selected = -1;
var i_last = -1;
var j_last = -1;
var e_score = 0;
var b_score = 0;
var n_open = -1;
function offset_add(m, i, j, x){
let n = m.length;
if (i < 0 || i > n - 1 || j < 0 || j > n - 1) return;
m[i][j] += x;
}
function compute_emode(board, m){
let n = board.length;
for (let i = 0; i < n; i++){
for (let j = 0; j < n; j++){
let z = board[i][j];
let i2 = i * 2 + 1;
let j2 = j * 2 + 1;
switch(z){
case 1:
offset_add(m, i2-1, j2, 1);
offset_add(m, i2+1, j2, 1);
offset_add(m, i2, j2-1, -1);
offset_add(m, i2, j2+1, -1);
offset_add(m, i2-2, j2, 1);
offset_add(m, i2+2, j2, 1);
offset_add(m, i2, j2-2, -1);
offset_add(m, i2, j2+2, -1);
offset_add(m, i2-2, j2-1, 1/2);
offset_add(m, i2+2, j2+1, 1/2);
offset_add(m, i2-2, j2+1, 1/2);
offset_add(m, i2+2, j2-1, 1/2);
offset_add(m, i2-1, j2-2, -1/2);
offset_add(m, i2+1, j2+2, -1/2);
offset_add(m, i2-1, j2+2, -1/2);
offset_add(m, i2+1, j2-2, -1/2);
break;
case 3:
offset_add(m, i2-1, j2, -1);
offset_add(m, i2+1, j2, -1);
offset_add(m, i2, j2-1, 1);
offset_add(m, i2, j2+1, 1);
offset_add(m, i2-2, j2, -1);
offset_add(m, i2+2, j2, -1);
offset_add(m, i2, j2-2, 1);
offset_add(m, i2, j2+2, 1);
offset_add(m, i2-2, j2-1, -1/2);
offset_add(m, i2+2, j2+1, -1/2);
offset_add(m, i2-2, j2+1, -1/2);
offset_add(m, i2+2, j2-1, -1/2);
offset_add(m, i2-1, j2-2, 1/2);
offset_add(m, i2+1, j2+2, 1/2);
offset_add(m, i2-1, j2+2, 1/2);
offset_add(m, i2+1, j2-2, 1/2);
break;
case 2:
offset_add(m, i2-1, j2-1, -1);
offset_add(m, i2+1, j2+1, -1);
offset_add(m, i2-1, j2+1, 1);
offset_add(m, i2+1, j2-1, 1);
offset_add(m, i2-2, j2-2, -1);
offset_add(m, i2+2, j2+2, -1);
offset_add(m, i2-2, j2+2, 1);
offset_add(m, i2+2, j2-2, 1);
offset_add(m, i2-2, j2-1, -1/2);
offset_add(m, i2+2, j2+1, -1/2);
offset_add(m, i2-2, j2+1, 1/2);
offset_add(m, i2+2, j2-1, 1/2);
offset_add(m, i2-1, j2-2, -1/2);
offset_add(m, i2+1, j2+2, -1/2);
offset_add(m, i2-1, j2+2, 1/2);
offset_add(m, i2+1, j2-2, 1/2);
break;
case 4:
offset_add(m, i2-1, j2-1, 1);
offset_add(m, i2+1, j2+1, 1);
offset_add(m, i2-1, j2+1, -1);
offset_add(m, i2+1, j2-1, -1);
offset_add(m, i2-2, j2-2, 1);
offset_add(m, i2+2, j2+2, 1);
offset_add(m, i2-2, j2+2, -1);
offset_add(m, i2+2, j2-2, -1);
offset_add(m, i2-2, j2-1, 1/2);
offset_add(m, i2+2, j2+1, 1/2);
offset_add(m, i2-2, j2+1, -1/2);
offset_add(m, i2+2, j2-1, -1/2);
offset_add(m, i2-1, j2-2, 1/2);
offset_add(m, i2+1, j2+2, 1/2);
offset_add(m, i2-1, j2+2, -1/2);
offset_add(m, i2+1, j2-2, -1/2);
break;
}
}
}
}
function compute_bmode(board, m){
let n = board.length;
for (let i = 0; i < n; i++){
for (let j = 0; j < n; j++){
z = board[i][j];
let i2 = i * 2 + 1;
let j2 = j * 2 + 1;
switch(z){
case 2:
offset_add(m, i2-1, j2, 1);
offset_add(m, i2+1, j2, 1);
offset_add(m, i2, j2-1, -1);
offset_add(m, i2, j2+1, -1);
offset_add(m, i2-2, j2, 1);
offset_add(m, i2+2, j2, 1);
offset_add(m, i2, j2-2, -1);
offset_add(m, i2, j2+2, -1);
offset_add(m, i2-2, j2-1, 1/2);
offset_add(m, i2+2, j2+1, 1/2);
offset_add(m, i2-2, j2+1, 1/2);
offset_add(m, i2+2, j2-1, 1/2);
offset_add(m, i2-1, j2-2, -1/2);
offset_add(m, i2+1, j2+2, -1/2);
offset_add(m, i2-1, j2+2, -1/2);
offset_add(m, i2+1, j2-2, -1/2);
break;
case 4:
offset_add(m, i2-1, j2, -1);
offset_add(m, i2+1, j2, -1);
offset_add(m, i2, j2-1, 1);
offset_add(m, i2, j2+1, 1);
offset_add(m, i2-2, j2, -1);
offset_add(m, i2+2, j2, -1);
offset_add(m, i2, j2-2, 1);
offset_add(m, i2, j2+2, 1);
offset_add(m, i2-2, j2-1, -1/2);
offset_add(m, i2+2, j2+1, -1/2);
offset_add(m, i2-2, j2+1, -1/2);
offset_add(m, i2+2, j2-1, -1/2);
offset_add(m, i2-1, j2-2, 1/2);
offset_add(m, i2+1, j2+2, 1/2);
offset_add(m, i2-1, j2+2, 1/2);
offset_add(m, i2+1, j2-2, 1/2);
break;
case 3:
offset_add(m, i2-1, j2-1, -1);
offset_add(m, i2+1, j2+1, -1);
offset_add(m, i2-1, j2+1, 1);
offset_add(m, i2+1, j2-1, 1);
offset_add(m, i2-2, j2-2, -1);
offset_add(m, i2+2, j2+2, -1);
offset_add(m, i2-2, j2+2, 1);
offset_add(m, i2+2, j2-2, 1);
offset_add(m, i2-2, j2-1, -1/2);
offset_add(m, i2+2, j2+1, -1/2);
offset_add(m, i2-2, j2+1, 1/2);
offset_add(m, i2+2, j2-1, 1/2);
offset_add(m, i2-1, j2-2, -1/2);
offset_add(m, i2+1, j2+2, -1/2);
offset_add(m, i2-1, j2+2, 1/2);
offset_add(m, i2+1, j2-2, 1/2);
break;
case 1:
offset_add(m, i2-1, j2-1, 1);
offset_add(m, i2+1, j2+1, 1);
offset_add(m, i2-1, j2+1, -1);
offset_add(m, i2+1, j2-1, -1);
offset_add(m, i2-2, j2-2, 1);
offset_add(m, i2+2, j2+2, 1);
offset_add(m, i2-2, j2+2, -1);
offset_add(m, i2+2, j2-2, -1);
offset_add(m, i2-2, j2-1, 1/2);
offset_add(m, i2+2, j2+1, 1/2);
offset_add(m, i2-2, j2+1, -1/2);
offset_add(m, i2+2, j2-1, -1/2);
offset_add(m, i2-1, j2-2, 1/2);
offset_add(m, i2+1, j2+2, 1/2);
offset_add(m, i2-1, j2+2, -1/2);
offset_add(m, i2+1, j2-2, -1/2);
break;
}
}
}
}
function to_color1(x, xmax){
if (x > 0){
return to_color2(x, 0, xmax);
} else {
return to_color2(0, -x, xmax);
}
}
function to_color2(x, y, xmax){
let r = x / xmax;
let g = (x + y) / xmax * 0.5;
let b = y / xmax;
r = 1 - Math.min(Math.max(r, 0), 1);
g = 1 - Math.min(Math.max(g, 0), 1);
b = 1 - Math.min(Math.max(b, 0), 1);
let color = '#';
color += Math.floor(r * 255).toString(16).padStart(2, '0');
color += Math.floor(g * 255).toString(16).padStart(2, '0');
color += Math.floor(b * 255).toString(16).padStart(2, '0');
return color
}
function print_background(board){
const zmax = Math.log(65);
let str = "";
let plot_data = document.getElementById("plot_data").value;
let n = board.length;
let emode = get2d(n*2+1);
let bmode = get2d(n*2+1);
compute_emode(board, emode);
compute_bmode(board, bmode);
e_score = 0;
b_score = 0;
for (let i=0; i < n * 2 + 1; i++){
for (let j=0; j < n * 2 + 1; j++){
let ze = emode[i][j];
let zb = bmode[i][j];
let x = j / 2 - 0.25;
let y = i / 2 - 0.25;
let color = ''
switch(plot_data){
case "E&B Power":
color = to_color2(Math.log(zb * zb + 1), Math.log(ze * ze + 1), zmax);
break;
case "E-mode Amp":
color = to_color1(ze, 8.);
break;
case "B-mode Amp":
color = to_color1(zb, 8.);
break;
default:
color = "white";
break;
}
str += `<rect x="${x}" y="${y}" width="0.5" height="0.5" fill="${color}"/>`;
e_score += ze * ze;
b_score += zb * zb;
}
}
if (plot_data == "None") return "";
return str;
}
function print_selected(){
let str = "";
if (i_selected == -1 || j_selected == -1){
return str;
}
str += `<rect x="${j_selected}" y="${i_selected}" width="1" height="1" stroke="black" stroke-width="0.01" fill="white"/>`;
for (let i = 0; i < 3; i++){
for (let j = 0; j < 3; j++){
x = j_selected + j / 3.;
y = i_selected + i / 3.;
x0 = x + 1. / 6.;
y0 = y + 1. / 6.;
if (i == 1 && j == 1){
str += "";
z = 0;
} else if (i == 1) {
x1 = x0 + 0.5/3;x2 = x0 - 0.5/3; y1 = y0; y2 = y0;
str += `<line class="st1" x1="${x1}" y1="${y1}" x2="${x2}" y2="${y2}" />`;
z = 1;
} else if (j == 1){
x1 = x0;x2 = x0; y1 = y0 + 0.5/3.; y2 = y0 - 0.5/3.;
str += `<line class="st1" x1="${x1}" y1="${y1}" x2="${x2}" y2="${y2}" />`;
z = 3;
} else if ((i-1) * (j-1) == 1){
x1 = x0 + 0.35/3;x2 = x0 - 0.35/3; y1 = y0 + 0.35/3; y2 = y0 - 0.35/3;
str += `<line class="st1" x1="${x1}" y1="${y1}" x2="${x2}" y2="${y2}" />`;
z = 2;
} else {
x1 = x0 - 0.35/3;x2 = x0 + 0.35/3; y1 = y0 + 0.35/3; y2 = y0 - 0.35/3;
str += `<line class="st1" x1="${x1}" y1="${y1}" x2="${x2}" y2="${y2}" />`;
z = 4;
}
str += `<rect x="${x}" y="${y}" width="0.3333" height="0.3333" fill="transparent" onclick="on_click_select(${i_selected},${j_selected}, ${z});"/>`
}
}
return str;
}
function print_table(){
const ul = 100;
let n = board.length;
let width = ul * n;
str = `<svg xmlns="http://www.w3.org/2000/svg" width="${width}" height="${width}" viewBox="-0.015 -0.015 ${n + 0.03} ${n + 0.03}">`;
str += `<rect x="0" y="0" width="${n}" height="${n}" fill="#FFFFFF"/>`;
str += print_background(board);
for (let i=0; i < n; i++){
for (let j=0; j < n; j++){
x0 = j + 0.5;
y0 = i + 0.5;
z = board[i][j];
switch(z){
case 1:
x1 = x0 + 0.5;x2 = x0 - 0.5; y1 = y0; y2 = y0;
break;
case 2:
x1 = x0 + 0.35;x2 = x0 - 0.35; y1 = y0 + 0.35; y2 = y0 - 0.35;
break;
case 3:
x1 = x0;x2 = x0; y1 = y0 + 0.5; y2 = y0 - 0.5;
break;
case 4:
x1 = x0 - 0.35;x2 = x0 + 0.35; y1 = y0 + 0.35; y2 = y0 - 0.35;
break;
default:
continue;
}
let color = "black";
if (i == i_last && j == j_last) color = (n_open % 2 == 0) ? "blue" : "green";
str += `<line x1="${x1}" y1="${y1}" x2="${x2}" y2="${y2}" stroke="${color}" stroke-width="0.05"/>`;
}
}
for (let i=0; i < n; i++){
for (let j=0; j < n; j++){
str += `<rect x="${j}" y="${i}" width="1" height="1" fill="transparent" stroke="black" stroke-width="0.01" onclick="on_click_cell(${i},${j});" />`
}
}
str += print_selected();
str += "</svg>"
let target = document.getElementById("board");
target.innerHTML = "";
target.innerHTML += str;
print_score();
}
function print_score(){
let e_str = `E-mode score: ${e_score}`;
let b_str = `B-mode score: ${b_score}`;
if (n_open == 0){
if (e_score > b_score) {
e_str += " <b>Win!</b>";
} else if (e_score < b_score) {
b_str += " <b>Win!</b>";
} else {
e_str += " Draw";
b_str += " Draw";
}
}
document.getElementById("e_score").innerHTML = e_str;
document.getElementById("b_score").innerHTML = b_str;
}
function on_click_start(){
let n = Number(document.getElementById("board_size").value);
i_selected = -1;
j_selected = -1;
i_last = -1;
j_last = -1;
n_open = n * n;
board = get2d(n);
print_table();
}
function on_click_cell(i, j){
if (i_selected == -1 || j_selected == -1){
i_selected = i;
j_selected = j;
} else {
i_selected = -1;
j_selected = -1;
}
print_table();
}
function on_click_select(i, j, z){
if (board[i][j] == 0 && z > 0){
n_open -= 1;
} else if (board[i][j] > 0 && z == 0){
n_open += 1;
}
board[i][j] = z;
i_selected = -1;
j_selected = -1;
i_last = i;
j_last = j;
print_table();
}
function on_click_pc(){
let n = board.length;
//let n_open = 0;
let pc_mode = document.getElementById("pc_mode").value;
//for (let i=0; i < n; i++){
// for (let j=0; j < n; j++){
// if (board[i][j] == 0) n_open += 1;
// }
//}
if (n_open == 0) return;
n_open -= 1;
i_selected = -1;
j_selected = -1;
switch(pc_mode){
case "L0 Random":
pc_random();
break;
case "L1 E-mode":
pc_level1(1);
break;
case "L1 B-mode":
pc_level1(-1);
break;
case "L2 E-mode":
pc_level2(1);
break;
case "L2 B-mode":
pc_level2(-1);
break;
}
print_table();
}
function pc_random(){
let n = board.length;
while (true){
let i = Math.floor(Math.random() * n);
let j = Math.floor(Math.random() * n);
if (board[i][j] > 0){
continue;
}
board[i][j] = Math.floor(Math.random() * 4) + 1;
i_last = i;
j_last = j;
break;
}
}
function pc_level1(eb){
let n = board.length;
while (true){
let i = Math.floor(Math.random() * n);
let j = Math.floor(Math.random() * n);
if (board[i][j] > 0) continue;
let e_score = get1d(4);
let kmax = 0;
for (let k=0; k < 4; k++){
board[i][j] = k + 1;
let emode = get2d(n*2+1);
let bmode = get2d(n*2+1);
compute_emode(board, emode);
compute_bmode(board, bmode);
for (let i2=0; i2 < n * 2 + 1; i2++){
for (let j2=0; j2 < n * 2 + 1; j2++){
e_score[k] += eb * emode[i2][j2] * emode[i2][j2]
e_score[k] -= eb * bmode[i2][j2] * bmode[i2][j2]
}
}
if (e_score[k] > e_score[kmax]){
kmax = k;
}
}
board[i][j] = kmax + 1;
i_last = i;
j_last = j;
break;
}
}
function pc_level2(eb){
let n = board.length;
let imax = 0;
let jmax = 0;
let kmax = 0;
let score_max = -9999;
for (let i=0; i < n; i++){
for (let j=0; j < n; j++){
if (board[i][j] > 0) continue;
for (let k=1; k < 5; k++){
board[i][j] = k;
let emode = get2d(n*2+1);
let bmode = get2d(n*2+1);
let score = 0;
compute_emode(board, emode);
compute_bmode(board, bmode);
for (let i2=0; i2 < n * 2 + 1; i2++){
for (let j2=0; j2 < n * 2 + 1; j2++){
score += eb * emode[i2][j2] * emode[i2][j2];
score -= eb * bmode[i2][j2] * bmode[i2][j2];
}
}
if (score > score_max){
imax = i;
jmax = j;
kmax = k;
score_max = score;
} else if (score == score_max){
if (Math.random() > 0.5) {
imax = i;
jmax = j;
kmax = k;
score_max = score;
}
}
}
board[i][j] = 0;
}
}
board[imax][jmax] = kmax;
i_last = imax;
j_last = jmax;
}
on_click_start();