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reducer.js
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reducer.js
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function reduceTillCompleteFast(cells) {
let _cells = copy(cells);
const l = _cells.length;
const lminus1 = l - 1;
let notdone = true;
while (notdone) {
notdone = false;
for (let j = 0; j < l; j++) {
const jminusone = j - 1;
const jplusone = j + 1;
for (let i = 0; i < l; i++) {
if (_cells[j][i] >= 4) {
_cells[j][i] -= 4;
if (j !== lminus1) _cells[jplusone][i]++;
if (j !== 0) _cells[jminusone][i]++;
if (i !== lminus1) _cells[j][i + 1]++;
if (i !== 0) _cells[j][i - 1]++;
notdone = true;
}
}
}
}
return _cells;
}
function pileReduce(cells) {
let _cells = copy(cells);
const l = _cells.length;
const lminus1 = l - 1;
for (let j = 0; j < _cells.length; j++) {
const jminusone = j - 1;
const jplusone = j + 1;
for (let i = 0; i < _cells.length; i++) {
if (_cells[j][i] >= 4) {
_cells[j][i] -= 4;
if (j !== lminus1) _cells[jplusone][i]++;
if (j !== 0) _cells[jminusone][i]++;
if (i !== lminus1) _cells[j][i + 1]++;
if (i !== 0) _cells[j][i - 1]++;
}
}
return _cells;
}
}
function reduceAnimate(cells, options) {
let _cells = copy(cells);
const l = _cells.length;
const lminus1 = l - 1;
let notdone = true;
let counter = 0;
let timer = setInterval(() => {
notdone = false;
for (let j = 0; j < l; j++) {
const jminusone = j - 1;
const jplusone = j + 1;
for (let i = 0; i < l; i++) {
if (_cells[j][i] >= 4) {
_cells[j][i] -= 4;
if (j !== lminus1) _cells[jplusone][i]++;
if (j !== 0) _cells[jminusone][i]++;
if (i !== lminus1) _cells[j][i + 1]++;
if (i !== 0) _cells[j][i - 1]++;
notdone = true;
}
}
}
if (counter % 4 == 0) {
drawGrid(_cells, options.xGap, options.size, options.gap, colorSandpiles)
}
counter++;
if (!notdone) clearInterval(timer);
}, options.time);
return _cells;
}
function infiniteGrid(cell, n) {
let _cells = fill2DarrFromArr([0, 0, 0, 0, cell, 0, 0, 0, 0]);
for (let k = 0; k < n; k++) {
const l = _cells.length;
const lminus1 = l - 1;
for (let m = 0; m < 3; m++) {
for (let j = 0; j < _cells.length; j++) {
const jminusone = j - 1;
const jplusone = j + 1;
for (let i = 0; i < _cells.length; i++) {
if (_cells[j][i] >= 4) {
_cells[j][i] -= 4;
if (j !== lminus1) _cells[jplusone][i]++;
if (j !== 0) _cells[jminusone][i]++;
if (i !== lminus1) _cells[j][i + 1]++;
if (i !== 0) _cells[j][i - 1]++;
}
}
}
}
_cells = bumpGridSize(_cells);
}
return reduceTillCompleteFast(_cells);
}
function heuristicForN(cell) {
return Math.floor(Math.sqrt(cell / 7));
}
function infiniteGridFast(cell) {
const n = Math.round(Math.sqrt(cell / 7)) + 1;
let _cells = fill2DarrFromArr([0, 0, 0, 0, cell, 0, 0, 0, 0]);
for (let k = 0; k < n; k++) {
const l = _cells.length;
const lminus1 = l - 1;
for (let m = 0; m < 3; m++) {
for (let j = 0; j < _cells.length; j++) {
const jminusone = j - 1;
const jplusone = j + 1;
for (let i = 0; i < _cells.length; i++) {
if (_cells[j][i] >= 4) {
_cells[j][i] -= 4;
if (j !== lminus1) _cells[jplusone][i]++;
if (j !== 0) _cells[jminusone][i]++;
if (i !== lminus1) _cells[j][i + 1]++;
if (i !== 0) _cells[j][i - 1]++;
}
}
}
}
_cells = bumpGridSize(_cells);
}
return reduceTillCompleteFast(_cells);
}