vanta
Version:
3D animated backgrounds for your website
1 lines • 15.5 kB
JavaScript
!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports._vantaEffect=e():t._vantaEffect=e()}("undefined"!=typeof self?self:this,(function(){return function(t){var e={};function i(s){if(e[s])return e[s].exports;var o=e[s]={i:s,l:!1,exports:{}};return t[s].call(o.exports,o,o.exports,i),o.l=!0,o.exports}return i.m=t,i.c=e,i.d=function(t,e,s){i.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:s})},i.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},i.t=function(t,e){if(1&e&&(t=i(t)),8&e)return t;if(4&e&&"object"==typeof t&&t&&t.__esModule)return t;var s=Object.create(null);if(i.r(s),Object.defineProperty(s,"default",{enumerable:!0,value:t}),2&e&&"string"!=typeof t)for(var o in t)i.d(s,o,function(e){return t[e]}.bind(null,o));return s},i.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return i.d(e,"a",e),e},i.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},i.p="",i(i.s=10)}({0:function(t,e,i){"use strict";function s(t,e){for(let i in e)e.hasOwnProperty(i)&&(t[i]=e[i]);return t}function o(){return"undefined"!=typeof navigator?/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)||window.innerWidth<600:null}i.d(e,"c",(function(){return s})),i.d(e,"e",(function(){return o})),i.d(e,"i",(function(){return n})),i.d(e,"h",(function(){return r})),i.d(e,"g",(function(){return h})),i.d(e,"f",(function(){return a})),i.d(e,"a",(function(){return c})),i.d(e,"b",(function(){return l})),i.d(e,"d",(function(){return p})),Number.prototype.clamp=function(t,e){return Math.min(Math.max(this,t),e)};const n=t=>t[Math.floor(Math.random()*t.length)];function r(t,e){return null==t&&(t=0),null==e&&(e=1),t+Math.random()*(e-t)}function h(t,e){return null==t&&(t=0),null==e&&(e=1),Math.floor(t+Math.random()*(e-t+1))}const a=t=>document.querySelector(t),c=t=>"number"==typeof t?"#"+("00000"+t.toString(16)).slice(-6):t,l=(t,e=1)=>{const i=c(t),s=/^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(i),o=s?{r:parseInt(s[1],16),g:parseInt(s[2],16),b:parseInt(s[3],16)}:null;return"rgba("+o.r+","+o.g+","+o.b+","+e+")"},p=t=>.299*t.r+.587*t.g+.114*t.b},1:function(t,e,i){"use strict";i.d(e,"a",(function(){return r}));var s=i(0);const o="object"==typeof window;let n=o&&window.THREE||{};o&&!window.VANTA&&(window.VANTA={});const r=o&&window.VANTA||{};r.register=(t,e)=>r[t]=t=>new e(t),r.version="0.5.19";const h=function(){return Array.prototype.unshift.call(arguments,"[VANTA]"),console.error.apply(this,arguments)};r.VantaBase=class{constructor(t={}){if(!o)return!1;r.current=this,this.windowMouseMoveWrapper=this.windowMouseMoveWrapper.bind(this),this.windowTouchWrapper=this.windowTouchWrapper.bind(this),this.windowGyroWrapper=this.windowGyroWrapper.bind(this),this.resize=this.resize.bind(this),this.animationLoop=this.animationLoop.bind(this),this.restart=this.restart.bind(this);const e="function"==typeof this.getDefaultOptions?this.getDefaultOptions():this.defaultOptions;if(this.options=Object(s.c)({mouseControls:!0,touchControls:!0,gyroControls:!1,minHeight:200,minWidth:200,scale:1,scaleMobile:1},e),(t instanceof HTMLElement||"string"==typeof t)&&(t={el:t}),Object(s.c)(this.options,t),this.options.THREE&&(n=this.options.THREE),this.el=this.options.el,null==this.el)h('Instance needs "el" param!');else if(!(this.options.el instanceof HTMLElement)){const t=this.el;if(this.el=Object(s.f)(t),!this.el)return void h("Cannot find element",t)}this.prepareEl(),this.initThree(),this.setSize();try{this.init()}catch(t){return h("Init error",t),this.renderer&&this.renderer.domElement&&this.el.removeChild(this.renderer.domElement),void(this.options.backgroundColor&&(console.log("[VANTA] Falling back to backgroundColor"),this.el.style.background=Object(s.a)(this.options.backgroundColor)))}this.initMouse(),this.resize(),this.animationLoop();const i=window.addEventListener;i("resize",this.resize),window.requestAnimationFrame(this.resize),this.options.mouseControls&&(i("scroll",this.windowMouseMoveWrapper),i("mousemove",this.windowMouseMoveWrapper)),this.options.touchControls&&(i("touchstart",this.windowTouchWrapper),i("touchmove",this.windowTouchWrapper)),this.options.gyroControls&&i("deviceorientation",this.windowGyroWrapper)}setOptions(t={}){Object(s.c)(this.options,t),this.triggerMouseMove()}prepareEl(){let t,e;if("undefined"!=typeof Node&&Node.TEXT_NODE)for(t=0;t<this.el.childNodes.length;t++){const e=this.el.childNodes[t];if(e.nodeType===Node.TEXT_NODE){const t=document.createElement("span");t.textContent=e.textContent,e.parentElement.insertBefore(t,e),e.remove()}}for(t=0;t<this.el.children.length;t++)e=this.el.children[t],"static"===getComputedStyle(e).position&&(e.style.position="relative"),"auto"===getComputedStyle(e).zIndex&&(e.style.zIndex=1);"static"===getComputedStyle(this.el).position&&(this.el.style.position="relative")}applyCanvasStyles(t,e={}){Object(s.c)(t.style,{position:"absolute",zIndex:0,top:0,left:0,background:""}),Object(s.c)(t.style,e),t.classList.add("vanta-canvas")}initThree(){n.WebGLRenderer?(this.renderer=new n.WebGLRenderer({alpha:!0,antialias:!0}),this.el.appendChild(this.renderer.domElement),this.applyCanvasStyles(this.renderer.domElement),isNaN(this.options.backgroundAlpha)&&(this.options.backgroundAlpha=1),this.scene=new n.Scene):console.warn("[VANTA] No THREE defined on window")}getCanvasElement(){return this.renderer?this.renderer.domElement:this.p5renderer?this.p5renderer.canvas:void 0}getCanvasRect(){const t=this.getCanvasElement();return!!t&&t.getBoundingClientRect()}windowMouseMoveWrapper(t){const e=this.getCanvasRect();if(!e)return!1;const i=t.clientX-e.left,s=t.clientY-e.top;i>=0&&s>=0&&i<=e.width&&s<=e.height&&(this.mouseX=i,this.mouseY=s,this.options.mouseEase||this.triggerMouseMove(i,s))}windowTouchWrapper(t){const e=this.getCanvasRect();if(!e)return!1;if(1===t.touches.length){const i=t.touches[0].clientX-e.left,s=t.touches[0].clientY-e.top;i>=0&&s>=0&&i<=e.width&&s<=e.height&&(this.mouseX=i,this.mouseY=s,this.options.mouseEase||this.triggerMouseMove(i,s))}}windowGyroWrapper(t){const e=this.getCanvasRect();if(!e)return!1;const i=Math.round(2*t.alpha)-e.left,s=Math.round(2*t.beta)-e.top;i>=0&&s>=0&&i<=e.width&&s<=e.height&&(this.mouseX=i,this.mouseY=s,this.options.mouseEase||this.triggerMouseMove(i,s))}triggerMouseMove(t,e){void 0===t&&void 0===e&&(this.options.mouseEase?(t=this.mouseEaseX,e=this.mouseEaseY):(t=this.mouseX,e=this.mouseY)),this.uniforms&&(this.uniforms.iMouse.value.x=t/this.scale,this.uniforms.iMouse.value.y=e/this.scale);const i=t/this.width,s=e/this.height;"function"==typeof this.onMouseMove&&this.onMouseMove(i,s)}setSize(){this.scale||(this.scale=1),Object(s.e)()&&this.options.scaleMobile?this.scale=this.options.scaleMobile:this.options.scale&&(this.scale=this.options.scale),this.width=Math.max(this.el.offsetWidth,this.options.minWidth),this.height=Math.max(this.el.offsetHeight,this.options.minHeight)}initMouse(){(!this.mouseX&&!this.mouseY||this.mouseX===this.options.minWidth/2&&this.mouseY===this.options.minHeight/2)&&(this.mouseX=this.width/2,this.mouseY=this.height/2,this.triggerMouseMove(this.mouseX,this.mouseY))}resize(){this.setSize(),this.camera&&(this.camera.aspect=this.width/this.height,"function"==typeof this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix()),this.renderer&&(this.renderer.setSize(this.width,this.height),this.renderer.setPixelRatio(window.devicePixelRatio/this.scale)),"function"==typeof this.onResize&&this.onResize()}isOnScreen(){const t=this.el.offsetHeight,e=this.el.getBoundingClientRect(),i=window.pageYOffset||(document.documentElement||document.body.parentNode||document.body).scrollTop,s=e.top+i;return s-window.innerHeight<=i&&i<=s+t}animationLoop(){return this.t||(this.t=0),this.t+=1,this.t2||(this.t2=0),this.t2+=this.options.speed||1,this.uniforms&&(this.uniforms.iTime.value=.016667*this.t2),this.options.mouseEase&&(this.mouseEaseX=this.mouseEaseX||this.mouseX||0,this.mouseEaseY=this.mouseEaseY||this.mouseY||0,Math.abs(this.mouseEaseX-this.mouseX)+Math.abs(this.mouseEaseY-this.mouseY)>.1&&(this.mouseEaseX+=.05*(this.mouseX-this.mouseEaseX),this.mouseEaseY+=.05*(this.mouseY-this.mouseEaseY),this.triggerMouseMove(this.mouseEaseX,this.mouseEaseY))),(this.isOnScreen()||this.options.forceAnimate)&&("function"==typeof this.onUpdate&&this.onUpdate(),this.scene&&this.camera&&(this.renderer.render(this.scene,this.camera),this.renderer.setClearColor(this.options.backgroundColor,this.options.backgroundAlpha)),this.fps&&this.fps.update&&this.fps.update(),"function"==typeof this.afterRender&&this.afterRender()),this.req=window.requestAnimationFrame(this.animationLoop)}restart(){if(this.scene)for(;this.scene.children.length;)this.scene.remove(this.scene.children[0]);"function"==typeof this.onRestart&&this.onRestart(),this.init()}init(){"function"==typeof this.onInit&&this.onInit()}destroy(){"function"==typeof this.onDestroy&&this.onDestroy();const t=window.removeEventListener;t("touchstart",this.windowTouchWrapper),t("touchmove",this.windowTouchWrapper),t("scroll",this.windowMouseMoveWrapper),t("mousemove",this.windowMouseMoveWrapper),t("deviceorientation",this.windowGyroWrapper),t("resize",this.resize),window.cancelAnimationFrame(this.req),this.renderer&&(this.renderer.domElement&&this.el.removeChild(this.renderer.domElement),this.renderer=null,this.scene=null)}},e.b=r.VantaBase},10:function(t,e,i){"use strict";i.r(e);var s=i(1),o=i(0);const n="object"==typeof window;let r=n&&window.THREE;class h extends s.b{static initClass(){this.prototype.defaultOptions={color:16727937,color2:16777215,size:1,backgroundColor:2299196,points:10,maxDistance:20,spacing:15,showDots:!0}}constructor(t){r=t.THREE||r,super(t)}genPoint(t,e,i){let s;if(this.points||(this.points=[]),this.options.showDots){const t=new r.SphereGeometry(.25,12,12),e=new r.MeshLambertMaterial({color:this.options.color});s=new r.Mesh(t,e)}else s=new r.Object3D;return this.cont.add(s),s.ox=t,s.oy=e,s.oz=i,s.position.set(t,e,i),s.r=0,this.points.push(s)}onInit(){this.cont=new r.Group,this.cont.position.set(-50,-20,0),this.scene.add(this.cont);let t=this.options.points,{spacing:e}=this.options;const i=t*t*2;this.linePositions=new Float32Array(i*i*3),this.lineColors=new Float32Array(i*i*3);const s=Object(o.d)(new r.Color(this.options.color)),n=Object(o.d)(new r.Color(this.options.backgroundColor));this.blending=s>n?"additive":"subtractive";const h=new r.BufferGeometry;h.setAttribute("position",new r.BufferAttribute(this.linePositions,3).setUsage(r.DynamicDrawUsage)),h.setAttribute("color",new r.BufferAttribute(this.lineColors,3).setUsage(r.DynamicDrawUsage)),h.computeBoundingSphere(),h.setDrawRange(0,0);const a=new r.LineBasicMaterial({vertexColors:r.VertexColors,blending:"additive"===this.blending?r.AdditiveBlending:null,transparent:!0});this.linesMesh=new r.LineSegments(h,a),this.cont.add(this.linesMesh);for(let i=0;i<=t;i++)for(let s=0;s<=t;s++){const o=0,n=(i-t/2)*e;let r=(s-t/2)*e;this.genPoint(n,o,r)}this.camera=new r.PerspectiveCamera(20,this.width/this.height,.01,1e4),this.camera.position.set(50,100,150),this.scene.add(this.camera);const c=new r.AmbientLight(16777215,.75);this.scene.add(c),this.spot=new r.SpotLight(16777215,1),this.spot.position.set(0,200,0),this.spot.distance=400,this.spot.target=this.cont,this.scene.add(this.spot),this.cont2=new r.Group,this.cont2.position.set(0,15,0),this.scene.add(this.cont2);const l=new r.LineBasicMaterial({color:this.options.color2}),p=new r.Geometry;for(let t=0;t<80;t++){const t=Object(o.h)(18,24),e=t+Object(o.h)(1,6),i=Object(o.h)(-1,1),s=Math.sqrt(1-i*i),n=Object(o.h)(0,2*Math.PI),h=Math.sin(n)*s,a=Math.cos(n)*s;p.vertices.push(new r.Vector3(a*t,h*t,i*t)),p.vertices.push(new r.Vector3(a*e,h*e,i*e))}this.linesMesh2=new r.LineSegments(p,l),this.linesMesh2.position.set(0,0,0),this.cont2.add(this.linesMesh2);const u=new r.LineBasicMaterial({color:this.options.color2,linewidth:2}),d=new r.Geometry;d.vertices.push(new r.Vector3(0,30,0)),d.vertices.push(new r.Vector3(0,-30,0));for(let t=0;t<4;t++){let e=.15*Math.cos(t/4*Math.PI*2),i=.15*Math.sin(t/4*Math.PI*2),s=[17.9,12,8,5,3,2,1.5,1.1,.8,.6,.45,.3,.2,.1,.05,.03,.02,.01];for(let t=0;t<s.length;t++){let o=s[t],n=6*(t+1);d.vertices.push(new r.Vector3(e*n,o,i*n)),d.vertices.push(new r.Vector3(e*n,-o,i*n))}}this.linesMesh3=new r.LineSegments(d,u),this.linesMesh3.position.set(0,0,0),this.cont2.add(this.linesMesh3);const m=new r.LineBasicMaterial({color:this.options.color}),f=new r.SphereGeometry(18*this.options.size,18,14),w=new r.EdgesGeometry(f);this.sphere=new r.LineSegments(w,m),this.sphere.position.set(0,0,0),this.cont2.add(this.sphere),this.cont2.rotation.x=-.25}onUpdate(){let t;null!=this.helper&&this.helper.update(),null!=this.controls&&this.controls.update();const e=this.camera;Math.abs(e.tx-e.position.x)>.01&&(t=e.tx-e.position.x,e.position.x+=.02*t),Math.abs(e.ty-e.position.y)>.01&&(t=e.ty-e.position.y,e.position.y+=.02*t),n&&window.innerWidth<480?e.lookAt(new r.Vector3(-10,0,0)):n&&window.innerWidth<720?e.lookAt(new r.Vector3(-20,0,0)):e.lookAt(new r.Vector3(-40,0,0));let i=0,s=0,o=0;const h=new r.Color(this.options.backgroundColor),a=new r.Color(this.options.color),c=new r.Color(this.options.color2),l=a.clone().sub(h);this.rayCaster&&this.rayCaster.setFromCamera(new r.Vector2(this.rcMouseX,this.rcMouseY),this.camera),this.linesMesh2&&(this.linesMesh2.rotation.z+=.002,this.linesMesh2.rotation.x+=8e-4,this.linesMesh2.rotation.y+=5e-4),this.sphere&&(this.sphere.rotation.y+=.002,this.linesMesh3.rotation.y-=.004);for(let t=0;t<this.points.length;t++){let e,n;const c=this.points[t],p=(n=this.rayCaster?this.rayCaster.ray.distanceToPoint(c.position):1e3).clamp(5,15);c.scale.z=(.25*(15-p)).clamp(1,100),c.scale.x=c.scale.y=c.scale.z,c.position.y=2*Math.sin(c.position.x/10+.01*this.t+c.position.z/10*.5);for(let n=t;n<this.points.length;n++){const t=this.points[n],p=c.position.x-t.position.x,u=c.position.y-t.position.y,d=c.position.z-t.position.z;if((e=Math.sqrt(p*p+u*u+d*d))<this.options.maxDistance){let n,p=2*(1-e/this.options.maxDistance);p=p.clamp(0,1),n="additive"===this.blending?new r.Color(0).lerp(l,p):h.clone().lerp(a,p),this.linePositions[i++]=c.position.x,this.linePositions[i++]=c.position.y,this.linePositions[i++]=c.position.z,this.linePositions[i++]=t.position.x,this.linePositions[i++]=t.position.y,this.linePositions[i++]=t.position.z,this.lineColors[s++]=n.r,this.lineColors[s++]=n.g,this.lineColors[s++]=n.b,this.lineColors[s++]=n.r,this.lineColors[s++]=n.g,this.lineColors[s++]=n.b,o++}}}return this.linesMesh.geometry.setDrawRange(0,2*o),this.linesMesh.geometry.attributes.position.needsUpdate=!0,this.linesMesh.geometry.attributes.color.needsUpdate=!0,this.sphere.material.color.set(a),this.linesMesh2.material.color.set(c),this.linesMesh3.material.color.set(c),.001*this.t}onMouseMove(t,e){const i=this.camera;i.oy||(i.oy=i.position.y,i.ox=i.position.x,i.oz=i.position.z);const s=Math.atan2(i.oz,i.ox),o=Math.sqrt(i.oz*i.oz+i.ox*i.ox),n=s+1.5*(t-.5)*(this.options.mouseCoeffX||1);i.tz=o*Math.sin(n),i.tx=o*Math.cos(n),i.ty=i.oy+80*(e-.5)*(this.options.mouseCoeffY||1),this.rayCaster,this.rcMouseX=2*t-1,this.rcMouseY=2*-t+1}onRestart(){this.scene.remove(this.linesMesh),this.points=[]}}h.initClass(),e.default=s.a.register("GLOBE",h)}})}));