Technology 1

CODING EXPERIMENTS

CODE:

let cx, cy;
let secondsRadius;
let minutesRadius;
let hoursRadius;
let clockDiameter;

function setup() {
createCanvas(820, 500);
stroke(22);

let radius = min(width, height) / 2;
secondsRadius = radius * 0.9;
minutesRadius = radius * 0.7;
hoursRadius = radius * 0.6;
clockDiameter = radius * 1;

cx = width / 3;
cy = height / 2;
}

function draw() {
background(2223);

// Draw the clock background
noStroke();
fill(423, 1223, 158);
ellipse(cx, cy, clockDiameter + 250, clockDiameter + 20);
fill(23, 27, 22233);
ellipse(cx, cy, clockDiameter, clockDiameter);

// Angles for sin() and cos() start at 3 o’clock;
// subtract HALF_PI to make them start at the top
let s = map(second(), 0, 60, 0, TWO_PI) – HALF_PI;
let m = map(minute() + norm(second(), 0, 60), 0, 60, 0, TWO_PI) – HALF_PI;
let h = map(hour() + norm(minute(), 0, 60), 0, 24, 0, TWO_PI * 2) – HALF_PI;

// Draw the hands of the clock
stroke(255);
strokeWeight(30);
line(cx, cy, cx + cos(s) * secondsRadius, cy + sin(s) * secondsRadius);
strokeWeight(30);
line(cx, cy, cx + cos(m) * minutesRadius, cy + sin(m) * minutesRadius);
strokeWeight(50);
line(cx, cy, cx + cos(h) * hoursRadius, cy + sin(h) * hoursRadius);

// Draw the minute ticks
strokeWeight(200);
beginShape(POINTS);
for (let a = 0; a < 360; a += 2) {
let angle = radians(a);
let x = cx + cos(angle) * secondsRadius;
let y = cy + sin(angle) * secondsRadius;
vertex(x, y);

}
endShape();
}