Archimedean Spiral

Developer
Godje
Size
3,688 Kb
Views
22,264
  1. Archimedean Spiral Previews
  2. Archimedean Spiral HTML Codes
  3. Archimedean Spiral CSS Codes
  4. Archimedean Spiral JS Codes

How do I make an archimedean spiral?

What is a archimedean spiral? How do you make a archimedean spiral? This script and codes were developed by Godje on 12 September 2022, Monday.

Archimedean Spiral Previews
IQ Test

Archimedean Spiral - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Archimedean Spiral</title> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/5.0.0/normalize.min.css"> <link rel="stylesheet" href="css/style.css">
</head>
<body> <canvas id=c2></canvas>
<canvas id=c></canvas> <script src='https://cdnjs.cloudflare.com/ajax/libs/dat-gui/0.6.1/dat.gui.min.js'></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/stats.js/r16/Stats.min.js'></script>
<script src='js/abbjza.js'></script> <script src="js/index.js"></script>
</body>
</html>

Archimedean Spiral - Script Codes CSS Codes

canvas { position: absolute; top: 0; left: 0;
}
body { background-color: #222; overflow: hidden;
}

Archimedean Spiral - Script Codes JS Codes

(function(){	var $ = c.getContext("2d"),	$2 = c2.getContext("2d"),	gui = new dat.GUI(),	stats = new Stats(),	w = c.width = c2.width = window.innerWidth,	h = c.height = c2.height = window.innerHeight,	pi = Math.PI,	pi2 = pi*2,	centerDistance = new Vector2(0,0).distanceTo({x:w/2, y:h/2}),	opts = {	bgc: "rgba(32,32,32,0.1)",	showFPS: true,	size: 3,	a: .1,	b: .3,	sides: 5,	c: 50,	maxRad: Math.max(w,h),	populate: function(){	points = [];	var amount = opts.sides,	step = 360/amount;	for(var i = 360; i>0; i-=step){	points.push( new Point(0,0,i*pi/180) )	}	},	drawBg: drawBg	},	Point = function(X, Y, deg){	this.pos = new Vector2(X, Y);	this.deg = deg;	this.theta = 0;	this.colorDeg = deg;	},	points = [];	Point.prototype = {	update: function(){	var d = this.pos.distanceTo({x:w/2,y:h/2}),	a = d/(Math.min(w/2, h/2)),	step = pi2/360/a/3;	this.theta+=step;	this.colorDeg+=step;	var thdeg = this.theta+this.deg,	r = opts.a+Math.pow(opts.b*this.theta, 3),	x = r*Math.cos(thdeg)*opts.c + w/2,	y = r*Math.sin(thdeg)*opts.c	+ h/2;	this.pos.set(x,y);	this.pos.distanceTo({x:w/2, y:h/2}) > centerDistance*1.35 ? this.theta = 0 : void 0;	return this;	},	render: function(){	$.beginPath();	$.arc(this.pos.x, this.pos.y, opts.size, 0,pi2);	$.closePath();	$.fillStyle = "white"	$.fill();	return this;	}	}	function setup(){	document.body.appendChild(stats.domElement);	gui.close();	gui.addColor(opts, "bgc");	gui.add(opts, "showFPS");	opts.populate();	gui.add(opts, "a", 0, 1).onFinishChange(opts.populate);	gui.add(opts, "b", 0, 1).onFinishChange(opts.populate);	gui.add(opts, "c", 10, 1000).onFinishChange(opts.populate);	gui.add(opts, "sides", 1, 100, 1).onFinishChange(opts.populate).name("Spirals");	gui.add(opts, "size", 0, 10).name("Dot Size");	gui.add(opts, "drawBg")	drawBg();	requestAnimationFrame(loop);	}	function loop(){	stats.begin();	$.clearRect(0,0,w,h)	points.map(function(P){	P.update().render();	});	for(var i=0; i < points.length; i++){	var point = points[i],	point2 = points[i+1]?points[i+1]:points[0];	$2.beginPath();	$2.moveTo(point.pos.x, point.pos.y);	$2.lineTo(point2.pos.x, point2.pos.y);	$2.closePath();	$2.strokeStyle = "hsl("+point.colorDeg*180/pi+",50%,50%)";	$2.lineWidth = .8;	$2.stroke();	}	opts.showFPS ?	stats.domElement.style.display = "inline-block"	:	stats.domElement.style.display = "none"	requestAnimationFrame(loop);	stats.end();	}	function drawBg(){	$2.fillStyle = opts.bgc.replace("0.1", 1);	$2.fillRect(0,0,w,h)	}	function resize(){	w = c.width = c2.width = window.innerWidth;	h = c.height = c2.height = window.innerHeight;	centerDistance = new Vector2(0,0).distanceTo({x:w/2, y:h/2}),	drawBg();	opts.populate();	}	window.addEventListener("resize", resize);	setup();
})()
Archimedean Spiral - Script Codes
Archimedean Spiral - Script Codes
Home Page Home
Developer Godje
Username Godje
Uploaded September 12, 2022
Rating 4
Size 3,688 Kb
Views 22,264
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