<div id='container'></div>
	<script id="vshader" type="x-shader/x-vertex">
		precision highp float;
		uniform mat4 modelViewMatrix;
		uniform mat4 projectionMatrix;
		uniform float time;

		attribute vec3 position;
		attribute vec2 uv;
		attribute vec3 translate;

		varying vec2 vUv;
		varying float vScale;

		void main() {

			vec4 mvPosition = modelViewMatrix * vec4( translate, 1.0 );
			vec3 trTime = vec3(translate.x + time,translate.y + time,translate.z + time);
			float scale =  sin( trTime.x * 2.1 ) + sin( trTime.y * 3.2 ) + sin( trTime.z * 4.3 );
			vScale = scale;
			scale = scale * 10.0 + 10.0;
			mvPosition.xyz += position * scale;
      //mvPosition.xyz += position * 10.0;
			vUv = uv;
			gl_Position = projectionMatrix * mvPosition;

		}
	</script>
	<script id="fshader" type="x-shader/x-fragment">
		precision highp float;

		uniform sampler2D map;

		varying vec2 vUv;
		varying float vScale;

		// HSL to RGB Convertion helpers
		vec3 HUEtoRGB(float H){
			H = mod(H,1.0);
			float R = abs(H * 6.0 - 3.0) - 1.0;
			float G = 2.0 - abs(H * 6.0 - 2.0);
			float B = 2.0 - abs(H * 6.0 - 4.0);
			return clamp(vec3(R,G,B),0.0,1.0);
		}

		vec3 HSLtoRGB(vec3 HSL){
			vec3 RGB = HUEtoRGB(HSL.x);
			float C = (1.0 - abs(2.0 * HSL.z - 1.0)) * HSL.y;
			return (RGB - 0.5) * C + HSL.z;
		}

		void main() {
			//vec4 diffuseColor = texture2D( map, vUv );
			//gl_FragColor = vec4( diffuseColor.xyz * HSLtoRGB(vec3(vScale/5.0, 1.0, 0.5)), diffuseColor.w );
      gl_FragColor = vec4(1.0,1.0,1.0,1.0);

			//if ( diffuseColor.w < 0.5 ) discard;
		}
	</script>

body {
  font-family: system-ui;
  background: #f06d06;
  color: white;
  text-align: center;
}
#container {
  height: 200px;
  width: 700px;
}

let container;

let camera, scene, renderer;
let geometry, material, mesh;

function init() {

  renderer = new THREE.WebGLRenderer();

	container = document.getElementById('container')

	camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 5000 );
	camera.position.z = 1400;

	scene = new THREE.Scene();

			//const circleGeometry = new THREE.CircleGeometry( 1, 6 );
      const circleGeometry = new THREE.SphereGeometry(10, 10, 10);
			geometry = new THREE.InstancedBufferGeometry();
			geometry.index = circleGeometry.index;
			geometry.attributes = circleGeometry.attributes;

			const particleCount = 2;

			const translateArray = new Float32Array( particleCount * 3 );

			for ( let i = 0, i3 = 0, l = particleCount; i < l; i ++, i3 += 3 ) {

				translateArray[ i3 + 0 ] = Math.random() * 2 - 1;
				translateArray[ i3 + 1 ] = Math.random() * 2 - 1;
				translateArray[ i3 + 2 ] = Math.random() * 2 - 1;

			}

			geometry.setAttribute( 'translate', new THREE.InstancedBufferAttribute( translateArray, 3 ) );

			material = new THREE.RawShaderMaterial( {
				uniforms: {
					"time": { value: 0.0 }
				},
				vertexShader: document.getElementById( 'vshader' ).textContent,
				fragmentShader: document.getElementById( 'fshader' ).textContent,
				depthTest: true,
				depthWrite: true
			} );

			mesh = new THREE.Mesh( geometry, material );
			mesh.scale.set( 500, 500, 500 );
			scene.add( mesh );

			renderer.setPixelRatio( window.devicePixelRatio );
			renderer.setSize( window.innerWidth, window.innerHeight );
			container.appendChild( renderer.domElement );

			window.addEventListener( 'resize', onWindowResize );

			return true;

		}

		function onWindowResize() {

			camera.aspect = window.innerWidth / window.innerHeight;
			camera.updateProjectionMatrix();

			renderer.setSize( window.innerWidth, window.innerHeight );

		}

		function animate() {

			requestAnimationFrame( animate );

			render();

		}

		function render() {

			const time = performance.now() * 0.0005;

			material.uniforms[ "time" ].value = time;

			//mesh.rotation.x = time * 0.2;
			//mesh.rotation.y = time * 0.4;

			renderer.render( scene, camera );

		}

		if ( init() ) {

			animate();

		}