vanta/dist/vanta.dots.min.js

3D animated backgrounds for your website

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initClass(){this.prototype.defaultOptions={color:16746528,color2:16746528,backgroundColor:2236962,size:3,spacing:35,showLines:!0}}onInit(){var t=this.camera=new n.PerspectiveCamera(50,this.width/this.height,.1,5e3);t.position.x=0,t.position.y=250,t.position.z=50,t.tx=0,t.ty=50,t.tz=350,t.lookAt(0,0,0),this.scene.add(t);var e,i,s,r,h,a,c,u=this.starsGeometry=new n.Geometry,l=this.options.spacing;for(e=s=-30;s<=30;e=++s)for(i=r=-30;r<=30;i=++r)(h=new n.Vector3).x=e*l+l/2,h.y=Object(o.h)(0,5)-150,h.z=i*l+l/2,u.vertices.push(h);if(a=new n.PointsMaterial({color:this.options.color,size:this.options.size}),c=this.starField=new n.Points(u,a),this.scene.add(c),this.options.showLines){var d=new n.LineBasicMaterial({color:this.options.color2}),p=new n.Geometry;for(e=0;e<200;e++){var f=Object(o.h)(40,60),m=f+Object(o.h)(12,20),w=Object(o.h)(-1,1),g=Math.sqrt(1-w*w),v=Object(o.h)(0,2*Math.PI),y=Math.sin(v)*g,M=Math.cos(v)*g;p.vertices.push(new n.Vector3(M*f,y*f,w*f)),p.vertices.push(new n.Vector3(M*m,y*m,w*m))}this.linesMesh=new n.LineSegments(p,d),this.scene.add(this.linesMesh)}}onUpdate(){const t=this.starsGeometry;this.starField;for(var e=0;e<t.vertices.length;e++){var i=t.vertices[e];i.y+=.1*Math.sin(.02*i.z+.015*i.x+.02*this.t)}t.verticesNeedUpdate=!0;const s=this.camera;s.position.x+=.003*(s.tx-s.position.x),s.position.y+=.003*(s.ty-s.position.y),s.position.z+=.003*(s.tz-s.position.z),s.lookAt(0,0,0),this.linesMesh&&(this.linesMesh.rotation.z+=.002,this.linesMesh.rotation.x+=8e-4,this.linesMesh.rotation.y+=5e-4)}onMouseMove(t,e){this.camera.tx=100*(t-.5),this.camera.ty=50+50*e}onRestart(){this.scene.remove(this.starField)}}r.initClass(),e.default=s.a.register("DOTS",r)}})}));