vanta/dist/vanta.ripple.min.js

3D animated backgrounds for your website

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a=t=>document.querySelector(t),h=t=>"number"==typeof t?"#"+("00000"+t.toString(16)).slice(-6):t,u=(t,e=1)=>{const i=h(t),o=/^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(i),s=o?{r:parseInt(o[1],16),g:parseInt(o[2],16),b:parseInt(o[3],16)}:null;return"rgba("+s.r+","+s.g+","+s.b+","+e+")"},c=t=>.299*t.r+.587*t.g+.114*t.b;function l(t){for(;t.children&&t.children.length>0;)l(t.children[0]),t.remove(t.children[0]);t.geometry&&t.geometry.dispose(),t.material&&(Object.keys(t.material).forEach(e=>{t.material[e]&&null!==t.material[e]&&"function"==typeof t.material[e].dispose&&t.material[e].dispose()}),t.material.dispose())}},1:function(t,e,i){"use strict";i.d(e,"a",(function(){return r}));var o=i(0);const s="object"==typeof window;let n=s&&window.THREE||{};s&&!window.VANTA&&(window.VANTA={});const r=s&&window.VANTA||{};r.register=(t,e)=>r[t]=t=>new e(t),r.version="0.5.22";const a=function(){return Array.prototype.unshift.call(arguments,"[VANTA]"),console.error.apply(this,arguments)};r.VantaBase=class{constructor(t={}){if(!s)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.assign({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.assign(this.options,t),this.options.THREE&&(n=this.options.THREE),this.el=this.options.el,null==this.el)a('Instance needs "el" param!');else if(!(this.options.el instanceof HTMLElement)){const t=this.el;if(this.el=Object(o.f)(t),!this.el)return void a("Cannot find element",t)}this.prepareEl(),this.initThree(),this.setSize();try{this.init()}catch(t){return a("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(o.b)(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.assign(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.assign(t.style,{position:"absolute",zIndex:0,top:0,left:0,background:""}),Object.assign(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,o=t.clientY-e.top;i>=0&&o>=0&&i<=e.width&&o<=e.height&&(this.mouseX=i,this.mouseY=o,this.options.mouseEase||this.triggerMouseMove(i,o))}windowTouchWrapper(t){const e=this.getCanvasRect();if(!e)return!1;if(1===t.touches.length){const i=t.touches[0].clientX-e.left,o=t.touches[0].clientY-e.top;i>=0&&o>=0&&i<=e.width&&o<=e.height&&(this.mouseX=i,this.mouseY=o,this.options.mouseEase||this.triggerMouseMove(i,o))}}windowGyroWrapper(t){const e=this.getCanvasRect();if(!e)return!1;const i=Math.round(2*t.alpha)-e.left,o=Math.round(2*t.beta)-e.top;i>=0&&o>=0&&i<=e.width&&o<=e.height&&(this.mouseX=i,this.mouseY=o,this.options.mouseEase||this.triggerMouseMove(i,o))}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,o=e/this.height;"function"==typeof this.onMouseMove&&this.onMouseMove(i,o)}setSize(){this.scale||(this.scale=1),Object(o.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,o=e.top+i;return o-window.innerHeight<=i&&i<=o+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);const e=this.scene;e&&e.children&&Object(o.a)(e),this.renderer&&(this.renderer.domElement&&this.el.removeChild(this.renderer.domElement),this.renderer=null,this.scene=null),r.current===this&&(r.current=null)}},e.b=r.VantaBase},14:function(t,e,i){"use strict";i.r(e);var o=i(2);class s extends o.b{}e.default=o.a.register("RIPPLE",s),s.prototype.defaultOptions={color1:396069,color2:16777215,backgroundColor:16185078,amplitudeFactor:1,ringFactor:4,rotationFactor:.1,speed:1,scaleMobile:4},s.prototype.fragmentShader="uniform vec2 iResolution;\nuniform vec2 iMouse;\nuniform float iTime;\n\nuniform float blurFactor;\nuniform vec3 color1;\nuniform vec3 color2;\nuniform vec3 backgroundColor;\nuniform float amplitudeFactor;\nuniform float ringFactor;\nuniform float rotationFactor;\n\nfloat size = 0.002;\n\nvoid main( void ) {\n    vec2 view = ( gl_FragCoord.xy - iResolution / 2.0 ) / ( iResolution.y / 2.0);\n    float time = - iTime + length(view)*8. - 7.0;\n    vec4 color = vec4(0);\n    vec2 center = vec2(0);\n    float accumMix = 0.0;\n    float rotationVelocity = 2.0;\n    for( int j = 0; j < 20; j++ ) {\n        for( int i = 0; i < 20; i++ ) {\n            float amplitude = ( cos( time / 10.0 ) + sin(  time /5.0 ) );\n\n            amplitude = amplitude * amplitudeFactor;\n\n            float angle =   sin( float(j) * time * 0.05 * ringFactor) * rotationVelocity + 2.0 * 3.14 * float(i) / 20.0;\n            center.x = cos( 7.0 * float(j) / 20.0 * 2.0 * 3.14 ) + sin( time / 4.0) * rotationFactor;\n            center.y = sin( 3.0 * float(j) / 20.0 * 2.0 * 3.14 )+ cos( time / 8.0) * rotationFactor;\n            vec2 light = center + amplitude * vec2( cos( angle ), sin( angle ));\n            // size = sin( time ) * 0.005;\n            float l = size / length( view - light );\n            accumMix += l * 0.5;\n        }\n    }\n    float accumMix1 = pow(clamp(accumMix * 1.2, 0., 1.15), 1.5); // lowlights\n    float accumMix2 = pow(clamp(accumMix1 * 1.2, 0., 1.15), 3.0); // highlights\n    vec3 lowlights = mix(backgroundColor, color2, clamp(accumMix1, -0.1, 1.15));\n    gl_FragColor = vec4(mix(lowlights, color1, clamp(accumMix2, -0.1, 1.15)), 1);\n}\n"},2:function(t,e,i){"use strict";i.d(e,"b",(function(){return n}));var o=i(1);i.d(e,"a",(function(){return o.a}));let s="object"==typeof window&&window.THREE;class n extends o.b{constructor(t){s=t.THREE||s,s.Color.prototype.toVector=function(){return new s.Vector3(this.r,this.g,this.b)},super(t),this.updateUniforms=this.updateUniforms.bind(this)}init(){this.mode="shader",this.uniforms={iTime:{type:"f",value:1},iResolution:{type:"v2",value:new s.Vector2(1,1)},iDpr:{type:"f",value:window.devicePixelRatio||1},iMouse:{type:"v2",value:new s.Vector2(this.mouseX||0,this.mouseY||0)}},super.init(),this.fragmentShader&&this.initBasicShader()}setOptions(t){super.setOptions(t),this.updateUniforms()}initBasicShader(t=this.fragmentShader,e=this.vertexShader){e||(e="uniform float uTime;\nuniform vec2 uResolution;\nvoid main() {\n  gl_Position = vec4( position, 1.0 );\n}"),this.updateUniforms(),"function"==typeof this.valuesChanger&&this.valuesChanger();const i=new s.ShaderMaterial({uniforms:this.uniforms,vertexShader:e,fragmentShader:t}),o=this.options.texturePath;o&&(this.uniforms.iTex={type:"t",value:(new s.TextureLoader).load(o)});const n=new s.Mesh(new s.PlaneGeometry(2,2),i);this.scene.add(n),this.camera=new s.Camera,this.camera.position.z=1}updateUniforms(){const t={};let e,i;for(e in this.options)i=this.options[e],-1!==e.toLowerCase().indexOf("color")?t[e]={type:"v3",value:new s.Color(i).toVector()}:"number"==typeof i&&(t[e]={type:"f",value:i});return Object.assign(this.uniforms,t)}resize(){super.resize(),this.uniforms.iResolution.value.x=this.width/this.scale,this.uniforms.iResolution.value.y=this.height/this.scale}}}})}));