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6 changes: 3 additions & 3 deletions js-experiments/3-animation/script.js
Original file line number Diff line number Diff line change
Expand Up @@ -10,14 +10,14 @@ var numCols =15;
function drawBall(){
ctx.clearRect(0,0,canvas.width,canvas.height);
phase = frameCount * speed;
for(var i =0; i<2;i++){
for(let i =0; i<2;i++){
if(i==0){var strandPhase = phase;}
else{var strandPhase = phase +Math.PI};

for(var col=0; col<numCols; col++){
for(let col=0; col<numCols; col++){
var colOffset = (col*Math.PI*2)/numCols;
var x = canvas.width-(20*col)-100;
for(var row = 0; row <numRows;row++){
for(let row = 0; row <numRows;row++){
ctx.beginPath();
var y = canvas.height/2+row*10+ Math.sin(strandPhase+colOffset)*50;
frameCount++;
Expand Down