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var eye1;
var eye2;
function setup() {
createCanvas(400, 400);
eye1 = {
x: width / 2 - 16,
y: height / 2,
rad: 32
};
eye2 = {
x: width / 2 + 16,
y: height / 2,
rad: 32
}
}
function draw() {
background(220);
var ang = atan2(mouseY - eye1.y, mouseX - eye1.x);
fill(255);
ellipse(eye1.x, eye1.y, eye1.rad);
fill(0);
ellipse(eye1.x + (eye1.rad / 4) * cos(ang), eye1.y + (eye1.rad / 4) * sin(ang), eye1.rad / 4);
ang = atan2(mouseY - eye2.y, mouseX - eye2.x);
fill(255);
ellipse(eye2.x, eye2.y, eye2.rad);
fill(0);
ellipse(eye2.x + (eye2.rad / 4) * cos(ang), eye2.y + (eye2.rad / 4) * sin(ang), eye2.rad / 4);
}