small-websites/1.html at master · Morplson/small-websites · GitHub

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<!DOCTYPE html>
<meta charset="utf-8">

<html>
	<head>
		<title>small-website1</title>

		<style type="text/css">
			.full{
				font-size: 1rem;

			}

			#dummyContainer, #activeContainer{
				height: 0;
				overflow: hidden;

			}
		</style>
<script type="text/javascript">
	var elementcounter = 0;
	window.addEventListener('load', function() {
    	initEffectHandler();
	});


	function initEffectHandler(methode) {
		if (!methode) {
			methode = "mouseenter";
		}
		const inserts = document.querySelectorAll('.effect');
		console.info("init");

		for (const insert of inserts) {
  				insert.addEventListener(methode, waves3dEffect, false);
		}
	}


	function waves3dEffect(event) {
		elementcounter += 1;
		let name = "wave"+elementcounter;

		let cloned = document.getElementById("dummyWaves").cloneNode(true);

		cloned.id = "cont"+name;


		let filter = cloned.querySelector("defs filter");
		let turbulence = cloned.querySelector("defs filter *[name='turbulence']");
		let red = cloned.querySelector("defs filter *[name='red']");
		let blue = cloned.querySelector("defs filter *[name='blue']");

		filter.id = name;

		document.getElementById('activeContainer').appendChild(cloned);


		event.target.style.filter = "url('#"+name+"')";

		turbulence.seed.baseVal = ""+Math.floor(Math.random() * (1000 - 1) + 1);

		let start = null;

		let rdx = Math.random() * (20 - 5) + 5;
		let rdy = Math.random() * (7 - 2) + 2;

		let bdx	= Math.random() * (2 - 0) + 0;
		let bdy	= Math.random() * (2 - 0) + 0;


		function animation3d(timestamp) {
			if (!start) start = timestamp;
			let progress = timestamp - start;

			let adder = (progress<250)?progress:500-progress;

			red.dx.baseVal = ""+(rdx/250)*adder;
			red.dy.baseVal = ""+(rdy/250)*adder;

			blue.dx.baseVal = "-"+(bdx/250)*adder;
			blue.dy.baseVal = "-"+(bdy/250)*adder;


			turbulence.baseFrequencyY.baseVal = (0.25/250)*adder;


			if(progress<500){
				window.requestAnimationFrame(animation3d);
			}

		}

		window.requestAnimationFrame(animation3d);

		setTimeout(function() {
			document.getElementById('activeContainer').removeChild(cloned)
    		event.target.style.filter = "";
  		}, 500);
	}


</script>

	</head>
	<body>
		<main>
			<div class="effect"  >
				<h1>jenga-tournament<h1>

				<h2 class="bouncey">1000$ Bountey<h2>

			</div>

			<div class="full effect">
				<img src="https://images.pexels.com/photos/20787/pexels-photo.jpg?auto=compress&cs=tinysrgb&dpr=1&w=500">

			</div>

		</main>

<div height="0px" id="activeContainer"></div>

<div height="0px" id="dummyContainer">
	<svg xmlns="http://www.w3.org/2000/svg" version="1.1" id="dummyWaves">
		<defs>

			<filter id="filter" color-interpolation-filters="sRGB" x="-40%" y="-40%" width="180%" height="180%" filterUnits="objectBoundingBox">

				<feTurbulence name="turbulence" type="fractalNoise" in="SourceGraphic" baseFrequency="0 0" numOctaves="1" seed="01" stitchTiles="stitch" result="turbulence"/>

				<feDisplacementMap in="SourceGraphic" in2="turbulence" scale="20"xChannelSelector="A" yChannelSelector="A" result="waves"/>


				<feOffset name="red" dx="0" dy="0" in="waves" result="rt1"/>

				<feColorMatrix type="matrix" values="
				1 0 0 0 0
				0 0 0 0 0
				0 0 0 0 0
				0 0 0 1 0" in="rt1" result="red"/>


				<feOffset name="blue" dx="-0" dy="-0" in="waves" result="bt1"/>

				<feColorMatrix type="matrix" values="
				0 0 0 0 0
				0 1 0 0 0
				0 0 1 0 0
				0 0 0 1 0" in="bt1" result="blue"/>

				<feBlend mode="screen" in="red" in2="blue" result="3d"/>

			</filter>
		</defs>
	</svg>
</div>


	</body>
</html>