script.js

Shery.imageEffect("#back", {
  style: 5,
  config: {"a":{"value":0.92,"range":[0,30]},"b":{"value":0.79,"range":[-1,1]},"zindex":{"value":-9996999,"range":[-9999999,9999999]},"aspect":{"value":1.957732053147149},"ignoreShapeAspect":{"value":true},"shapePosition":{"value":{"x":0,"y":0}},"shapeScale":{"value":{"x":0.5,"y":0.5}},"shapeEdgeSoftness":{"value":0,"range":[0,0.5]},"shapeRadius":{"value":0,"range":[0,2]},"currentScroll":{"value":0},"scrollLerp":{"value":0.07},"gooey":{"value":true},"infiniteGooey":{"value":true},"growSize":{"value":3.03,"range":[1,15]},"durationOut":{"value":1,"range":[0.1,5]},"durationIn":{"value":1.5,"range":[0.1,5]},"displaceAmount":{"value":0.5},"masker":{"value":true},"maskVal":{"value":1.06,"range":[1,5]},"scrollType":{"value":0},"geoVertex":{"range":[1,64],"value":1},"noEffectGooey":{"value":false},"onMouse":{"value":1},"noise_speed":{"value":1.3,"range":[0,10]},"metaball":{"value":0.2,"range":[0,2],"_gsap":{"id":15}},"discard_threshold":{"value":0.56,"range":[0,1]},"antialias_threshold":{"value":0,"range":[0,0.1]},"noise_height":{"value":0.4,"range":[0,2]},"noise_scale":{"value":12.98,"range":[0,100]}},
  gooey: true,
});
var elems = document.querySelectorAll(".elem");

elems.forEach(function(elem){
    var h1s = elem.querySelectorAll("h1");
    
    var index = 0;
    var animating =false;
    document.querySelector("#main")
    .addEventListener("click",function(){
        if(!animating){
            animating = true;
            gsap.to(h1s[index],{
                top:'-=100%',
                ease:Expo.easeInOut,
                duration:1,
                onComplete:function(){
                    // console.log(this)
                    gsap.set(this._targets[0],{top : "100%"});
                    animating=false;
                }
            });
            index === h1s.length-1 ? (index=0) : index++;
            gsap.to(h1s[index],{
                top:'-=100%',
                ease:Expo.easeInOut,
                duration:1
            });
        }
    });

})