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script.js
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script.js
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class Organism {
constructor(world, parent1 = null, parent2 = null) {
this.world = world;
this.colorPattern = this.inheritColor(parent1, parent2);
this.element = document.createElement('div');
this.element.className = 'organism';
this.element.style.backgroundColor = this.colorPattern;
this.position = {
x: Math.floor(Math.random() * (world.size - 10)),
y: Math.floor(Math.random() * (world.size - 10))
};
this.element.style.left = this.position.x + 'px';
this.element.style.top = this.position.y + 'px';
world.element.appendChild(this.element);
this.encounters = new Map();
this.lifespan = 32000; // 10 seconds in milliseconds
this.birthTime = Date.now();
world.organisms.push(this);
// Update color count
world.colorCount[this.colorPattern] = (world.colorCount[this.colorPattern] || 0) + 1;
world.updateDominantColor();
}
inheritColor(parent1, parent2) {
if (!parent1 || !parent2) {
return '#' + Math.floor(Math.random()*16777215).toString(16);
}
return Math.random() < 0.5 ? parent1.colorPattern : parent2.colorPattern;
}
move() {
const dx = Math.floor(Math.random() * 21) - 10; // -10 to 10
const dy = Math.floor(Math.random() * 21) - 10; // -10 to 10
this.position.x = Math.max(0, Math.min(this.world.size - 10, this.position.x + dx));
this.position.y = Math.max(0, Math.min(this.world.size - 10, this.position.y + dy));
this.element.style.left = this.position.x + 'px';
this.element.style.top = this.position.y + 'px';
this.checkCollisions();
if (Date.now() - this.birthTime > this.lifespan) {
this.die();
}
}
checkCollisions() {
const nearbyOrganisms = this.world.getNearbyOrganisms(this);
nearbyOrganisms.forEach(other => {
if (other !== this && this.isCollidingWith(other)) {
this.encounters.set(other, (this.encounters.get(other) || 0) + 1);
if (this.encounters.get(other) === 6) {
this.mate(other);
}
}
});
}
isCollidingWith(other) {
return Math.abs(this.position.x - other.position.x) < 10 &&
Math.abs(this.position.y - other.position.y) < 10;
}
mate(other) {
if (this.world.organisms.length < this.world.maxOrganisms) {
new Organism(this.world, this, other);
}
}
die() {
this.world.element.removeChild(this.element);
this.world.organisms = this.world.organisms.filter(org => org !== this);
this.world.deadCount++;
this.world.colorCount[this.colorPattern]--;
this.world.updateStats();
this.world.updateDominantColor();
}
}
class World {
constructor(size, initialOrganisms, maxOrganisms) {
this.size = size;
this.element = document.getElementById('world');
this.organisms = [];
this.maxOrganisms = maxOrganisms || 200;
this.deadCount = 0;
this.colorCount = {};
this.aliveCountElement = document.getElementById('aliveCount');
this.deadCountElement = document.getElementById('deadCount');
this.dominantColorElement = document.getElementById('dominantColor');
for (let i = 0; i < initialOrganisms; i++) {
new Organism(this);
}
this.updateInterval = 100;
setInterval(() => this.update(), this.updateInterval);
this.updateStats();
}
update() {
this.organisms.forEach(organism => organism.move());
}
getNearbyOrganisms(organism) {
return this.organisms.filter(other =>
Math.abs(organism.position.x - other.position.x) < 50 &&
Math.abs(organism.position.y - other.position.y) < 50
);
}
updateStats() {
this.aliveCountElement.textContent = this.organisms.length;
this.deadCountElement.textContent = this.deadCount;
this.updateDominantColor();
}
updateDominantColor() {
let dominantColor = null;
let maxCount = 0;
for (let color in this.colorCount) {
if (this.colorCount[color] > maxCount) {
maxCount = this.colorCount[color];
dominantColor = color;
}
}
this.dominantColorElement.style.backgroundColor = dominantColor ? dominantColor : 'white';
}
}
new World(1000, 100, 2000); // Initialize the world with 100 organisms, max of 200