Random walkers

Developer
Khalkeus
Size
2,512 Kb
Views
6,072
  1. Random walkers Previews
  2. Random walkers HTML Codes
  3. Random walkers CSS Codes
  4. Random walkers JS Codes

How do I make an random walkers?

What is a random walkers? How do you make a random walkers? This script and codes were developed by Khalkeus on 11 November 2022, Friday.

Random walkers Previews
IQ Test

Random walkers - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>random walkers</title> <link rel="stylesheet" href="css/style.css">
</head>
<body> <p>click or press space to restart</p>
<canvas id="c"></canvas> <script src="js/index.js"></script>
</body>
</html>

Random walkers - Script Codes CSS Codes

body, html{	width: 100%;	height: 100%;	margin: 0px;	padding: 0px;	overflow: hidden;	font-family: courier;	font-size: 12px;
}
canvas{	width: 100%;	height: 100%;
}
p{	position: fixed;	left: 0;	right: 0;	margin: 2% auto;	text-align: center;
}

Random walkers - Script Codes JS Codes

function randomFloat(a, b){	var r = (Math.random() * (b - a) + a);	return r;
}
function vectorMagnitude2D(vect){	return Math.sqrt(vect[0]*vect[0] + vect[1]*vect[1]);
}
function normalizeVector2D(vect){	var mag = vectorMagnitude2D(vect);	return [vect[0]/mag, vect[1]/mag];
}
var c = document.getElementById("c");
var ctx = c.getContext("2d");
ctx.canvas.width = window.innerWidth - 10;
ctx.canvas.height = window.innerHeight - 10;
window.onclick = function(){	reload();
}
window.onkeydown = function(e){	if(e.keyCode === 32){	reload();	}
}
window.onresize = function(){	ctx.canvas.width = window.innerWidth;	ctx.canvas.height = window.innerHeight;	reload();
}
function drawer(x, y, color, dir) {	this.x = x;	this.y = y;	this.color = color;	this.direction = dir;	this.speed = randomFloat(.1, 1);	this.size = randomFloat(.1, 20);	this.heatDeath = randomFloat(1, maxAge);	this.heat = 0;	offset = .1;	this.active = true;	this.draw = function(){	if(this.active){	this.heat++;	this.direction = [this.direction[0] + randomFloat(-offset, offset), this.direction[1] + randomFloat(-offset, offset)];;	this.x += this.direction[0] * this.speed;	this.y += this.direction[1] * this.speed;	ctx.fillStyle = 'rgb(' + (this.color[0] + 50) + ',' + (this.color[1] + 50) + ',' + (this.color[2] + 50)+ ')';	ctx.fillRect(this.x, this.y - this.size/2, this.size, this.size)	ctx.fillStyle = 'rgb(' + this.color[0] + ',' + this.color[1] + ',' + this.color[2] + ')';	ctx.fillRect(this.x, this.y, this.size, this.size)	if(this.x > c.width || this.x < 0 || this.y > this.height || this.y < 0){	this.active = false;	}	// if(this.heat > this.heatDeath){	//	this.active = false;	// }	}	}
}
var drawers = [];
var maxAge;
function reload(){	drawers = [];	maxAge = randomFloat(99, 999)	var baseColor = [Math.floor(randomFloat(150, 250)), Math.floor(randomFloat(150, 250)), Math.floor(randomFloat(150, 250))];	var d = normalizeVector2D([randomFloat(-1, 1), randomFloat(0, 1)]);	var numGuys = randomFloat(50, 200);	ctx.fillStyle = 'white';	ctx.fillRect(0, 0, window.innerWidth, window.innerHeight);	for(var i = 0; i < numGuys; i ++){ d = normalizeVector2D([randomFloat(-1, 1), randomFloat(-1, 1)]);	drawers.push(new drawer(window.innerWidth/2, window.innerHeight/2, baseColor, d));	baseColor = [Math.floor(baseColor[0] + randomFloat(-10, 10)), Math.floor(baseColor[1] + randomFloat(-10, 10)), Math.floor(baseColor[2] + randomFloat(-10, 10))];	}
}
reload();
function update(){	for(var i = 0; i < drawers.length; i++){	drawers[i].draw();	}
}
window.setInterval(update, 10);
Random walkers - Script Codes
Random walkers - Script Codes
Home Page Home
Developer Khalkeus
Username khalkeus
Uploaded November 11, 2022
Rating 3
Size 2,512 Kb
Views 6,072
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