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Laser print and reflect

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This commit is contained in:
Pierre
2026-03-30 16:48:53 +02:00
parent b10b6475d8
commit 34fbb797c1
2 changed files with 178 additions and 22 deletions
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195
web/assets/js/game.js
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@@ -5,7 +5,7 @@ const legend = {
laser: 1,
coloredLaser: 2,
mirror: 3,
door:4,
door: 4,
button: 5,
wall: 6,
demiWall: 7,
@@ -15,35 +15,51 @@ const legend = {
// Grid test
let grid = [
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 3, 0, 0],
let level1 = [
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 3, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
[1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
]
// Function to save initial orientation of mirrors
let laserDirection = { dx: 0, dy: 0 };
let mirrorOrientations = {};
function initializeMirrorOrientations() {
mirrorOrientations = {}; // Reset
for (let y = 0; y < level1.length; y++) {
for (let x = 0; x < level1[y].length; x++) {
if (level1[y][x] === legend.mirror) {
mirrorOrientations[`${y},${x}`] = 0; // Default angle
}
}
}
}
// Function to print grid
let mirrorCoordinates = [];
function loadGrid () {
function loadGrid() {
const mapDiv = document.getElementById("map"); // Div with map in DOM
mapDiv.innerHTML = "";
for (let y = 0; y < grid.length; y++) {
for (let y = 0; y < level1.length; y++) {
const lign = document.createElement("div");
lign.classList.add("lign");
for (let x = 0; x < grid[y].length; x++) {
for (let x = 0; x < level1[y].length; x++) {
const cell = document.createElement("div");
cell.classList.add("cell");
switch (grid[y][x]) {
switch (level1[y][x]) {
case legend.empty:
cell.classList.add("empty");
break;
@@ -54,10 +70,11 @@ function loadGrid () {
cell.classList.add("colored-laser");
break;
case legend.mirror:
const currentAngle = mirrorOrientations[`${y},${x}`] || 0;
const btnMirror = document.createElement("button");
btnMirror.classList.add("btn-mirror");
btnMirror.addEventListener("click", () => rotateMirror(btnMirror));
btnMirror.style.transform = "rotate(0deg)";
btnMirror.addEventListener("click", () => rotateMirror(btnMirror, x, y));
btnMirror.style.transform = `rotate(${currentAngle}deg)`;
btnMirror.style.width = "100%";
cell.appendChild(btnMirror);
cell.classList.add("mirror");
@@ -82,10 +99,10 @@ function loadGrid () {
break;
}
lign.appendChild(cell);
lign.appendChild(cell);
}
mapDiv.appendChild(lign);
mapDiv.appendChild(lign);
}
}
@@ -93,12 +110,152 @@ loadGrid();
// Function to rotate mirror
function rotateMirror(mirror) {
let angle = 0;
if (mirror.style.transform == "") {
angle = 0;
} else {
angle = parseInt(mirror.style.transform.split("(")[1].split("deg")[0])%360;
function rotateMirror(mirrorElement, x, y) {
const coordKey = `${y},${x}`;
let currentAngle = mirrorOrientations[coordKey] || 0;
// Rotation 45°
currentAngle = (currentAngle + 45) % 360;
mirrorOrientations[coordKey] = currentAngle;
// New rotation
mirrorElement.style.transform = `rotate(${currentAngle}deg)`;
// Print laser light
traceLaser(true);
}
// Function to trace
let isLevelFinished = false;
function traceLaser() {
// Reset light laser from previous trace
for (let y = 0; y < level1.length; y++) {
for (let x = 0; x < level1[y].length; x++) {
if (level1[y][x] === legend.ligthLaser) {
level1[y][x] = legend.empty;
}
}
}
mirror.style.transform = `rotate(${angle+45}deg)`;
let startLaserX;
let startLaserY;
// Search laser
for (let y = 0; y < level1.length; y++) {
for (let x = 0; x < level1[y].length; x++) {
if (level1[y][x] === legend.laser) {
startLaserX = x;
startLaserY = y;
laserDirection = { dx: 1, dy: 0 };
break;
}
}
if (startLaserX !== undefined) break;
}
// If laser not found -> return
if (startLaserX === undefined) {
return;
}
let currentX = startLaserX;
let currentY = startLaserY;
let laserActive = true;
const maxIterations = 1000; // Prevent infinite loops
let iterations = 0;
while (laserActive && iterations < maxIterations) {
iterations++;
currentX += laserDirection.dx;
currentY += laserDirection.dy;
// Out of bounds
if (currentX < 0 || currentX >= level1[0].length || currentY < 0 || currentY >= level1.length) {
laserActive = false;
break;
}
const cellType = level1[currentY][currentX];
switch (cellType) {
case legend.laser:
case legend.coloredLaser:
laserActive = false;
break;
case legend.empty:
level1[currentY][currentX] = legend.ligthLaser;
break;
case legend.target:
level1[currentY][currentX] = legend.ligthLaser;
laserActive = false;
isLevelFinished = true;
break;
case legend.mirror:
// Change direction based on mirror angle
const mirrorAngle = mirrorOrientations[`${currentY},${currentX}`] || 0;
// 0° or 180°: reflect horizontal
if (mirrorAngle === 0 || mirrorAngle === 180) {
laserDirection.dy = -laserDirection.dy;
} else {
if (mirrorAngle === 90 || mirrorAngle === 270) {
laserDirection.dx = -laserDirection.dx;
}
if (mirrorAngle === 45 || mirrorAngle === 225) {
const tempDx = laserDirection.dx;
laserDirection.dx = laserDirection.dy;
laserDirection.dy = tempDx;
}
if (mirrorAngle === 135 || mirrorAngle === 315) {
const tempDx = laserDirection.dx;
laserDirection.dx = -laserDirection.dy;
laserDirection.dy = -tempDx;
}
}
break;
case legend.wall:
laserActive = false;
break;
case legend.demiWall:
laserActive = false;
break;
case legend.door:
laserActive = false;
break;
case legend.button:
level1[currentY][currentX] = legend.ligthLaser;
laserActive = false;
break;
default:
level1[currentY][currentX] = legend.ligthLaser;
break;
}
}
loadGrid();
if (isLevelFinished) {
finish();
}
}
traceLaser();
// If level finishh -> call this function
function finish() {
alert("Réussi !");
}