Updated ui

components/Background/index.tsx

@@ -0,0 +1,96 @@
+// https://redstapler.co/cool-nebula-background-effect-three-js/
+
+import * as THREE from 'three';
+import React, { useEffect } from 'react';
+
+const setup = () => {
+  let scene, camera, renderer;
+  let cloudParticles = [];
+
+  function init() {
+    scene = new THREE.Scene();
+    camera = new THREE.PerspectiveCamera(60,window.innerWidth / window.innerHeight,1,1000);
+    camera.position.z = 1;
+    camera.rotation.x = 1.16;
+    camera.rotation.y = -0.12;
+    camera.rotation.z = 0.27;
+    let ambient = new THREE.AmbientLight(0x555555);
+    scene.add(ambient);
+    renderer = new THREE.WebGLRenderer();
+    renderer.setSize(window.innerWidth,window.innerHeight);
+    scene.fog = new THREE.FogExp2(0x03544e, 0.001);
+    renderer.setClearColor(scene.fog.color);
+    renderer.domElement.style.position = 'fixed';
+    renderer.domElement.style.top = '0';
+    renderer.domElement.style.left = '0';
+    renderer.domElement.style.width = '100%';
+    renderer.domElement.style.height = '100%';
+    renderer.domElement.style.zIndex = -1;
+    renderer.domElement.style.opacity = 1;
+
+    document.body.appendChild(renderer.domElement);
+    addParticles();
+    addLights();
+    render();
+  }
+
+  const addParticles = () => {
+    let loader = new THREE.TextureLoader();
+    loader.load("/images/smoke.png", (texture) => {
+      const cloudGeo = new THREE.PlaneBufferGeometry(500,500);
+      const cloudMaterial = new THREE.MeshLambertMaterial({
+        map:texture,
+        transparent: true
+      });
+      for(let p=0; p<50; p++) {
+        let cloud = new THREE.Mesh(cloudGeo, cloudMaterial);
+        cloud.position.set(
+          Math.random()*800 -400,
+          500,
+          Math.random()*500-500
+        );
+        cloud.rotation.x = 1.16;
+        cloud.rotation.y = -0.12;
+        cloud.rotation.z = Math.random()*2*Math.PI;
+        cloud.material.opacity = 0.55;
+        cloudParticles.push(cloud);
+        scene.add(cloud);
+      }
+    });
+  }
+
+  const addLights = () => {
+    let directionalLight = new THREE.DirectionalLight(0xff8c19);
+    directionalLight.position.set(0,0,1);
+    scene.add(directionalLight);
+
+    let orangeLight = new THREE.PointLight(0xcc6600,50,450,1.7);
+    orangeLight.position.set(200,300,100);
+    scene.add(orangeLight);
+    let redLight = new THREE.PointLight(0xd8547e,50,450,1.7);
+    redLight.position.set(100,300,100);
+    scene.add(redLight);
+    let blueLight = new THREE.PointLight(0x3677ac,50,450,1.7);
+    blueLight.position.set(300,300,200);
+    scene.add(blueLight);
+  };
+
+  function render() {
+    cloudParticles.forEach(p => {
+      p.rotation.z -=0.001;
+    });
+    renderer.render(scene,camera);
+    requestAnimationFrame(render);
+  }
+
+  init();
+};
+
+const Background: React.FC<{}> = () => {
+  useEffect(() => {
+    setup();
+  }, []);
+  return <></>  
+};
+
+export default Background;