cssAudio - ActiveCSS - ActiveGeneric - ActiveHTML - ActiveImage - ActiveJS - ActiveSVG - ActiveText - Activefile-genericVideo - Activehtmlicon-personicon-teamoctocatspinnerstartv

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              <svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="1" height="1" style="visibility:hidden">
  <defs>
    <filter id="goo">
      <feGaussianBlur in="SourceGraphic" stdDeviation="8" result="blur" />
      <feColorMatrix in="blur" mode="matrix" values="1 0 0 0 0  0 1 0 0 0  0 0 1 0 0  0 0 0 18 -7" result="goo" />
      <feBlend in="SourceGraphic" in2="goo" />
  	</filter>
  </defs>
</svg>

<svg class="poolarea" xmlns="http://www.w3.org/2000/svg" width="788.9" height="335" viewBox="0 0 788.9 335">
  <g id="poolcontain">
    <path fill="#c4e3ff" d="M83.8 338.4L262.3 266.4 529.5 266.4 705.2 338.4 621.5 338.4 511.5 277.7 277.5 277.7 167.4 338.4 83.8 338.4z" />
    <path fill="#25527a" d="M221.9 338.4L277.5 298 277.5 279.4 174.3 338.4 221.9 338.4z" />
    <g id="pool_inside">
       <polygon points="221.9 338.4 277.5 323.9 277.5 279.4 174.3 338.4 221.9 338.4" fill="#25527a"/>
       <rect x="277.5" y="279.4" width="234" height="44.49" fill="#3373ab"/>
       <polygon points="614.7 338.4 511.5 279.4 511.5 323.9 567.1 338.4 614.7 338.4" fill="#5594cc"/>
     </g>
    <path fill="#f2f9ff" d="M277.5 277.7H511.5V279.40999999999997H277.5z" />
    <path fill="#f2f9ff" d="M621.5 338.4L511.5 277.7 511.5 279.4 614.7 338.4 621.5 338.4z" />
  </g>
  <g id="ladder">
    <g>
      <g>
        <path d="M568.4,429.9v42.6c0,1.2-.8,1.6-1.8,1.8H564c-1.1-.1-1.8-.6-1.8-1.8V429.9a2.6,2.6,0,0,1,2.6-2.6h.9A2.6,2.6,0,0,1,568.4,429.9Z" transform="translate(-105.5 -169.1)" fill="#859bad" />
        <path d="M566.6,429.9v44.4H564V429.9a.8.8,0,0,1,.8-.8h.9A.8.8,0,0,1,566.6,429.9Z" transform="translate(-105.5 -169.1)" fill="#ebf6ff" />
      </g>
      <g>
        <path d="M602.5,429.9v42.6c0,1.2-.8,1.6-1.8,1.8h-2.6c-1.1-.1-1.8-.6-1.8-1.8V429.9a2.6,2.6,0,0,1,2.6-2.6h.9A2.6,2.6,0,0,1,602.5,429.9Z" transform="translate(-105.5 -169.1)" fill="#859bad" />
        <path d="M600.7,429.9v44.4h-2.6V429.9a.8.8,0,0,1,.8-.8h.9A.8.8,0,0,1,600.7,429.9Z" transform="translate(-105.5 -169.1)" fill="#ebf6ff" />
      </g>
    </g>
    <path d="M566.8,467.1h0a2.5,2.5,0,0,1,2.5-2.5h26a2.5,2.5,0,0,1,2.5,2.5h0a2.5,2.5,0,0,1-2.5,2.5h-26A2.5,2.5,0,0,1,566.8,467.1Z" transform="translate(-105.5 -169.1)" fill="#859bad" />
    <path d="M568.7,468.4c-.2,0-.7,0-.7-1.3s.5-1.3.7-1.3H596c.2,0,.7,0,.7,1.3s-.5,1.3-.7,1.3Z" transform="translate(-105.5 -169.1)" fill="#ebf6ff" />
    <path d="M566.8,456.8h0a2.5,2.5,0,0,1,2.5-2.5h26a2.5,2.5,0,0,1,2.5,2.5h0a2.5,2.5,0,0,1-2.5,2.5h-26A2.5,2.5,0,0,1,566.8,456.8Z" transform="translate(-105.5 -169.1)" fill="#859bad" />
    <path d="M568.7,458.1c-.2,0-.7,0-.7-1.3s.5-1.3.7-1.3H596c.2,0,.7,0,.7,1.3s-.5,1.3-.7,1.3Z" transform="translate(-105.5 -169.1)" fill="#ebf6ff" />
  </g>
</svg>
            
          
!
            
              #poolcontain {
  position: relative;
}

.poolarea {
  position: absolute;
  left: 50%;
  transform: translate3d(-400px, -90px, 0);
}
            
          
!
            
              let svg = document.createElementNS("http://www.w3.org/2000/svg", "svg"),
    svgNS = svg.namespaceURI,
    vbx = document.createElementNS(svgNS, "viewBox"),
    g = document.createElementNS(svgNS, "g"),
    color = '#73d2ff',
    width = 800,
    height = 300,
    xA = new Array(),
		yA = new Array(),	
		xmin = -10,
		xmax = 10,	
		ymin = -20,
		ymax = 20,	
		xorig = 300,
		yorig = 100,
		n = 0,	
		bk,
		ball,
    ball2,
		xscal,
		yscal;

//set the SVG and the body
document.body.style.background = '#222';
const poolC = document.getElementById("poolcontain");
append(poolC, g);
setAttributes(g, {
  "class": "elastic",
  "filter": "url('#goo')",
  "style": "transform:translate3d(600px, 344px, 0) rotate(180deg) scale(0.5)"
});

//***** Create the Bk *****//
function Background(color) {
	this.panel = document.createElementNS(svgNS, "path");
  this.color = color;
  this.y = 0;
  this.y2 = 0;
  this.inc = 150;
  this.start = 175;
}

Background.prototype.draw = function() {
  append(g, this.panel);
  setAttributes(this.panel, {
  	"d": `M ${this.start} 100 Q ${this.start+50} ${this.y2} ${this.start+75} 100 Q ${width/2} ${this.y} ${width-(this.inc+75)} 100 Q ${width-this.inc} ${this.y2} ${width-this.inc} 100 L ${width} 0 L 0 0 Z`,
    "fill": this.color,
  });
};

//***** Create the Ball *****//
function Ball (radius, color) {
	this.circ = document.createElementNS(svgNS, "circle");
  this.radius = radius;
  this.color = color;
  this.y = 0;
}

Ball.prototype.draw = function() {
  append(g, this.circ);
  setAttributes(this.circ, {
  	"r": this.radius,
    "cx": width/2,
    "cy": this.y,
    "fill": this.color,
  });
};

//***** Set up the Motion *****//
window.onload = init; 
 
function init() {
	plotter();
	placeBall();
	placeBk();
	window.requestAnimationFrame(step);
} 

function plotter(){
	xscal = (xmax-xmin)/(width/4);
	yscal = (ymax-ymin)/(height/4);	
	for (let i = 0; i <= 1500; i++){
		//set the boundary for how much plays here
		xA[i] = (i - 0) * 0.02;
		yA[i] = f(xA[i]);						   
	}
}

function f(x) {
	let y;
	y = (x+3.6)*(x+2.5)*(x+1)*(x-0.5)*(x-2)*(x-3.5)*Math.exp(-x*x/4);
	return y;
}

function placeBk() {
	let orig = yA[0]/yscal + yorig;
	bk = new Background(color);
	bk.x = xA[0]/xscal + xorig;
	bk.y2 = orig;
	bk.y = orig;
	bk.draw();				
}

function placeBall() {
	//ball 1
	ball = new Ball(12, '#59c1f2');
	ball.x = xA[0]/xscal + xorig;
	ball.draw();
	//ball 2	
	ball2 = new Ball(5, '#bee5f7');
	ball2.x = xA[0]/xscal + xorig;
	ball2.draw();					
}

//use rAF to animate but put a boundary on it so it doesn't run forever
function step(timestamp) {
	//console.log(bk.x);
  if (bk.x < 440){
    moveBk();
    moveBall();
    window.requestAnimationFrame(step);
  }
}	

function moveBk() {
	bk.x = xA[n]/xscal + xorig;
	bk.y2 = yA[n]/(yscal*4) + yorig;
	bk.y = -yA[n]/(yscal/1) + yorig;
	bk.draw();
	n++;
} 

function moveBall() {
	let yMove = yA[n]/(yscal/1) + (yorig - 30);
	let yMove2 = (yA[n]/yscal)*2 + (yorig - 50);
	ball.circ.style.transform = `translate3d(0, ${yMove}px, 0`;
	ball2.circ.style.transform = `translate3d(0, ${yMove2}px, 0`;
	n++;
} 

//***** helper functions *****//

//function to set multiple attributes at once
function setAttributes(el, attrs) {
  for (let key in attrs) {
    el.setAttribute(key, attrs[key]);
  }
}

//function to append children because typing
function append(el, addition) {
  el.appendChild(addition);
}
 
            
          
!
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