Add index.html
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index.html
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482
index.html
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<!DOCTYPE html>
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<html lang="uk">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>PlaSim</title>
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<style>
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body, html {
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margin: 0;
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padding: 0;
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width: 100%;
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height: 100%;
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overflow: hidden;
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}
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canvas {
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display: block;
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}
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</style>
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</head>
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<body>
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<div id="controlSwitch" style="position: absolute; font-family: Arial, Helvetica, sans-serif; top: 10px; right: 10px; background: rgba(0,0,0,0.5); color: aliceblue; padding: 10px; border-radius: 5px;">
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<label>
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<input type="radio" name="controlType" value="keyboard" checked> Клавіатура
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</label>
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<label>
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<input type="radio" name="controlType" value="gamepad"> Геймпад
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</label>
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</div>
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<canvas id="gameCanvas"></canvas>
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<script>
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let controlType = 'keyboard';
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document.querySelectorAll('input[name="controlType"]').forEach((elem) => {
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elem.addEventListener("change", function(event) {
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controlType = event.target.value;
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});
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});
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const canvas = document.getElementById('gameCanvas');
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const ctx = canvas.getContext('2d');
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let canvasWidth, canvasHeight;
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let tractor, leftTrail, rightTrail, obstacles, mudPattern;
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function resizeCanvas() {
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canvasWidth = window.innerWidth;
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canvasHeight = window.innerHeight;
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canvas.width = canvasWidth;
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canvas.height = canvasHeight;
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createMudTexture();
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}
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window.addEventListener('resize', resizeCanvas);
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resizeCanvas();
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let lMut = false;
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let rMut = false;
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function createMudTexture() {
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const textureCanvas = document.createElement('canvas');
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textureCanvas.width = 200;
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textureCanvas.height = 200;
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const textureCtx = textureCanvas.getContext('2d');
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textureCtx.fillStyle = '#8B4513';
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textureCtx.fillRect(0, 0, 200, 200);
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for (let i = 0; i < 1000; i++) {
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textureCtx.fillStyle = `rgba(${Math.random() * 50 + 100}, ${Math.random() * 30 + 50}, ${Math.random() * 20}, ${Math.random() * 0.5})`;
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textureCtx.beginPath();
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textureCtx.arc(Math.random() * 200, Math.random() * 200, Math.random() * 2, 0, Math.PI * 2);
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textureCtx.fill();
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}
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mudPattern = ctx.createPattern(textureCanvas, 'repeat');
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}
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function initGame() {
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tractor = {
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x: canvasWidth / 2,
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y: canvasHeight / 2,
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width: 60,
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height: 80,
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angle: 0,
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leftTrack: 0,
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rightTrack: 0,
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speed: 1.5,
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turnSpeed: 0.008,
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friction: 0.92,
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acceleration: 0.2,
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braking: 0.4,
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leftReverse: false,
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rightReverse: false,
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leftTrackOffset: 0,
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rightTrackOffset: 0,
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leftBrake: false,
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rightBrake: false
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};
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leftTrail = [];
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rightTrail = [];
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obstacles = [];
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for (let i = 0; i < 10; i++) {
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obstacles.push({
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x: Math.random() * canvasWidth,
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y: Math.random() * canvasHeight,
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radius: 15
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});
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}
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createMudTexture();
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}
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initGame();
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const maxTrailLength = 500;
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const trailLifetime = 5000;
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const trailInterval = 5;
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let frameCount = 0;
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function drawTractor() {
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ctx.save();
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ctx.translate(tractor.x, tractor.y);
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ctx.rotate(tractor.angle);
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ctx.fillStyle = 'green';
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ctx.fillRect(-tractor.width / 2, -tractor.height / 2, tractor.width, tractor.height);
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const trackHeight = tractor.height;
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const trackWidth = 7;
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const segmentHeight = 7;
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ctx.globalAlpha = 0.8;
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ctx.fillStyle = '#333';
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for (let i = 0; i < trackHeight / segmentHeight; i++) {
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const alpha = Math.max(0.5, 1 - Math.abs((tractor.leftTrackOffset + i * segmentHeight) % 20) / 10);
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ctx.globalAlpha = alpha;
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ctx.fillRect(
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-tractor.width / 2 - trackWidth,
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-tractor.height / 2 + i * segmentHeight,
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trackWidth,
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segmentHeight - 2
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);
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}
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ctx.fillStyle = '#333';
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for (let i = 0; i < trackHeight / segmentHeight; i++) {
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const alpha = Math.max(0.5, 1 - Math.abs((tractor.rightTrackOffset + i * segmentHeight) % 20) / 10);
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ctx.globalAlpha = alpha;
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ctx.fillRect(
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tractor.width / 2,
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-tractor.height / 2 + i * segmentHeight,
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trackWidth,
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segmentHeight - 2
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);
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}
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ctx.globalAlpha = 1;
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ctx.fillStyle = 'lightblue';
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ctx.fillRect(-tractor.width / 4, -tractor.height / 4, tractor.width / 2, tractor.height / 2);
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ctx.beginPath();
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ctx.moveTo(0, -tractor.height / 2 - 20);
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ctx.lineTo(10, -tractor.height / 2 - 10);
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ctx.lineTo(-10, -tractor.height / 2 - 10);
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ctx.closePath();
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ctx.fillStyle = 'red';
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ctx.fill();
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ctx.restore();
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}
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function drawObstacles() {
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ctx.fillStyle = 'orange';
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for (let obstacle of obstacles) {
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ctx.beginPath();
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ctx.arc(obstacle.x, obstacle.y, obstacle.radius, 0, Math.PI * 2);
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ctx.fill();
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}
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}
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function drawMud() {
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ctx.fillStyle = mudPattern;
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ctx.fillRect(0, 0, canvasWidth, canvasHeight);
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}
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function drawTrail() {
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const currentTime = Date.now();
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ctx.lineWidth = 3;
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ctx.strokeStyle = 'rgba(60, 30, 15, 0.5)';
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for (let trail of [leftTrail, rightTrail]) {
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ctx.beginPath();
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for (let i = 0; i < trail.length; i++) {
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const alpha = Math.max(0, 1 - (currentTime - trail[i].time) / trailLifetime);
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if (alpha > 0) {
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ctx.globalAlpha = alpha;
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if (i === 0) {
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ctx.moveTo(trail[i].x, trail[i].y);
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} else {
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ctx.lineTo(trail[i].x, trail[i].y);
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}
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}
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}
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ctx.stroke();
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}
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ctx.globalAlpha = 1;
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const cutoffTime = currentTime - trailLifetime;
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leftTrail = leftTrail.filter(point => point.time > cutoffTime);
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rightTrail = rightTrail.filter(point => point.time > cutoffTime);
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}
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function updateTractor() {
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const leftSpeed = tractor.leftTrack * (tractor.leftReverse ? -1 : 1);
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const rightSpeed = tractor.rightTrack * (tractor.rightReverse ? -1 : 1);
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const forwardSpeed = (leftSpeed + rightSpeed) / 2;
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const turn = (rightSpeed - leftSpeed) * tractor.turnSpeed;
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const newX = tractor.x + Math.sin(tractor.angle) * forwardSpeed;
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const newY = tractor.y - Math.cos(tractor.angle) * forwardSpeed;
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let collision = false;
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for (let obstacle of obstacles) {
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const dx = newX - obstacle.x;
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const dy = newY - obstacle.y;
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const distance = Math.sqrt(dx * dx + dy * dy);
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if (distance < tractor.width / 2 + obstacle.radius + 5) {
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collision = true;
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break;
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}
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}
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if (!collision) {
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tractor.x = newX;
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tractor.y = newY;
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tractor.angle += turn;
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}
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tractor.leftTrack *= tractor.friction;
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tractor.rightTrack *= tractor.friction;
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tractor.leftTrackOffset += leftSpeed;
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tractor.rightTrackOffset += rightSpeed;
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tractor.leftTrackOffset = tractor.leftTrackOffset % 20;
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tractor.rightTrackOffset = tractor.rightTrackOffset % 20;
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if ((tractor.leftBrake === false && tractor.rightBrake === true) || (tractor.leftBrake === true && tractor.rightBrake === false)) {
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tractor.turnSpeed = 0.015;
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} else {
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tractor.turnSpeed = 0.008;
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}
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if (frameCount % trailInterval === 0) {
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const currentTime = Date.now();
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const leftTrackPos = {
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x: tractor.x + Math.sin(tractor.angle + Math.PI/2) * tractor.width/2 +
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Math.sin(tractor.angle) * (tractor.leftReverse ? tractor.height/2 : -tractor.height/2),
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y: tractor.y - Math.cos(tractor.angle + Math.PI/2) * tractor.width/2 -
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Math.cos(tractor.angle) * (tractor.leftReverse ? tractor.height/2 : -tractor.height/2),
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time: currentTime
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};
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const rightTrackPos = {
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x: tractor.x + Math.sin(tractor.angle - Math.PI/2) * tractor.width/2 +
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Math.sin(tractor.angle) * (tractor.rightReverse ? tractor.height/2 : -tractor.height/2),
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y: tractor.y - Math.cos(tractor.angle - Math.PI/2) * tractor.width/2 -
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Math.cos(tractor.angle) * (tractor.rightReverse ? tractor.height/2 : -tractor.height/2),
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time: currentTime
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};
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leftTrail.push(leftTrackPos);
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rightTrail.push(rightTrackPos);
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if (leftTrail.length > maxTrailLength) leftTrail.shift();
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if (rightTrail.length > maxTrailLength) rightTrail.shift();
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}
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tractor.x = Math.max(tractor.width / 2, Math.min(canvasWidth - tractor.width / 2, tractor.x));
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tractor.y = Math.max(tractor.height / 2, Math.min(canvasHeight - tractor.height / 2, tractor.y));
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}
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const keys = {};
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document.addEventListener('keydown', (event) => {
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keys[event.key] = true;
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if (event.key === 'r' || event.key === 'R') {
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initGame();
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}
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});
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document.addEventListener('keyup', (event) => {
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keys[event.key] = false;
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if (event.key === 'q' || event.key === 'Q') {
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lMut = false;
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}
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if (event.key === 'e' || event.key === 'E') {
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rMut = false;
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}
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});
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function handleKeyboardInput() {
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if (!keys['ArrowDown']) {
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tractor.leftBrake = false;
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}
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if (!keys['s']) {
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tractor.rightBrake = false;
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}
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if (keys['ArrowUp']) {
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tractor.leftBrake = false;
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tractor.leftTrack = Math.min(tractor.leftTrack + tractor.acceleration, tractor.speed);
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} else if (keys['ArrowDown']) {
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tractor.leftBrake = true;
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tractor.leftTrack = Math.max(tractor.leftTrack - tractor.braking, 0);
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}
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if (keys['w']) {
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tractor.rightBrake = false;
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tractor.rightTrack = Math.min(tractor.rightTrack + tractor.acceleration, tractor.speed);
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} else if (keys['s']) {
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tractor.rightBrake = true;
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tractor.rightTrack = Math.max(tractor.rightTrack - tractor.braking, 0);
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}
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if (keys['q']) {
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if (lMut == false) {
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tractor.leftReverse = !tractor.leftReverse;
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tractor.leftTrack = 0;
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lMut = true;
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}
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}
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if (keys['e']) {
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if (rMut == false) {
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tractor.rightReverse = !tractor.rightReverse;
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tractor.rightTrack = 0;
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rMut = true;
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}
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}
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}
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function handleInput() {
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if (controlType === 'gamepad') {
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handleGamepadInput();
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} else {
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handleKeyboardInput();
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}
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}
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function drawStatus() {
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ctx.font = '16px Arial';
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ctx.fillStyle = 'white';
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ctx.fillText(`Права вісь: ${tractor.leftReverse ? 'Реверс' : 'Вперед'} (${tractor.leftTrack.toFixed(2)})`, 10, 30);
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ctx.fillText(`Ліва вісь: ${tractor.rightReverse ? 'Реверс' : 'Вперед'} (${tractor.rightTrack.toFixed(2)})`, 10, 60);
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}
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function drawInstructions() {
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ctx.font = '14px Arial';
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ctx.fillStyle = 'white';
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ctx.fillText('Керування:', 10, canvasHeight - 180);
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ctx.fillText('W - рух лівої гусениці', 10, canvasHeight - 160);
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ctx.fillText('S - гальмування лівої гусениці', 10, canvasHeight - 140);
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ctx.fillText('↑ - рух правої гусениці', 10, canvasHeight - 120);
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ctx.fillText('↓ - гальмування правої гусениці', 10, canvasHeight - 100);
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ctx.fillText('Q - реверс лівої гусениці', 10, canvasHeight - 80);
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ctx.fillText('E - реверс правої гусениці', 10, canvasHeight - 60);
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ctx.fillText('R - рестарт гри', 10, canvasHeight - 40);
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ctx.fillText('Джойстик: Ліва вісь - ліва гусениця, Права вісь - права гусениця', 10, canvasHeight - 20);
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}
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let lastTime = 0;
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let fps = 0;
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function gameLoop(currentTime) {
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const deltaTime = currentTime - lastTime;
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lastTime = currentTime;
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fps = 1000 / deltaTime;
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handleInput();
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updateTractor();
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ctx.clearRect(0, 0, canvasWidth, canvasHeight);
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drawMud();
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drawTrail();
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drawObstacles();
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drawTractor();
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drawStatus();
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drawInstructions();
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ctx.font = '16px Arial';
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ctx.fillStyle = 'white';
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ctx.fillText(`FPS: ${fps.toFixed(2)}`, 10, 90);
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frameCount++;
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requestAnimationFrame(gameLoop);
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}
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let gamepad = null;
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function updateGamepadState() {
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const gamepads = navigator.getGamepads ? navigator.getGamepads() : (navigator.webkitGetGamepads ? navigator.webkitGetGamepads() : []);
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gamepad = gamepads[0];
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}
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function handleGamepadInput() {
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if (!gamepad) return;
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if (!gamepad.buttons[5].pressed) {
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lMut = false;
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}
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if (!gamepad.buttons[4].pressed) {
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rMut = false;
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}
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const leftAxisY = gamepad.axes[3];
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const rightAxisY = gamepad.axes[1];
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const deadzone = 0.1;
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if (Math.abs(leftAxisY) > deadzone) {
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if (leftAxisY < 0) {
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tractor.leftTrack = Math.min(tractor.leftTrack - leftAxisY * tractor.acceleration, tractor.speed);
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tractor.leftBrake = false;
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} else {
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tractor.leftTrack = Math.max(tractor.leftTrack - tractor.braking, 0);
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tractor.leftBrake = true;
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}
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} else {
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tractor.leftTrack = 0;
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tractor.leftBrake = false;
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}
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if (Math.abs(rightAxisY) > deadzone) {
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if (rightAxisY < 0) {
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tractor.rightTrack = Math.min(tractor.rightTrack - rightAxisY * tractor.acceleration, tractor.speed);
|
||||
tractor.rightBrake = false;
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||||
} else {
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||||
tractor.rightTrack = Math.max(tractor.rightTrack - tractor.braking, 0);
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||||
tractor.rightBrake = true;
|
||||
}
|
||||
} else {
|
||||
tractor.rightTrack = 0;
|
||||
tractor.rightBrake = false;
|
||||
}
|
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|
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if (gamepad.buttons[9].pressed) {
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initGame();
|
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}
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|
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if (gamepad.buttons[5].pressed && !lMut) {
|
||||
tractor.leftReverse = !tractor.leftReverse;
|
||||
tractor.leftTrack = 0;
|
||||
lMut = true;
|
||||
}
|
||||
if (gamepad.buttons[4].pressed && !rMut) {
|
||||
tractor.rightReverse = !tractor.rightReverse;
|
||||
tractor.rightTrack = 0;
|
||||
rMut = true;
|
||||
}
|
||||
}
|
||||
|
||||
window.addEventListener("gamepadconnected", function(e) {
|
||||
console.log("Gamepad connected:", e.gamepad.id);
|
||||
gamepad = e.gamepad;
|
||||
});
|
||||
|
||||
window.addEventListener("gamepaddisconnected", function(e) {
|
||||
console.log("Gamepad disconnected:", e.gamepad.id);
|
||||
gamepad = null;
|
||||
});
|
||||
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||||
requestAnimationFrame(gameLoop);
|
||||
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||||
setInterval(updateGamepadState, 100);
|
||||
</script>
|
||||
</body>
|
||||
</html>
|
||||
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