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var theta = 0.0;
var rectWidthMultiplier = 10;
var rectHeightMultiplier = 20;
var rotationSpeed = 0.001;
function setup() {
createCanvas(400,400);
rectMode(CENTER);
}
function draw() {
background(255);
noFill();
//stationary rect
push();
translate(width/2, height/2);
for(var i =0; i < 25; i++){
rect(0, 0,
i*rectWidthMultiplier,
i*rectHeightMultiplier);
}
pop();
//rotating rect
push();
translate(width/2, height/2);
rotate(theta);
for(var i =0; i < 25; i++){
rect(0, 0,
i*rectWidthMultiplier,
i*rectHeightMultiplier);
}
pop();
theta += rotationSpeed;
}