DVDLogo.js

gistfile1.txt

let xpos = 0;
let ypos = 0;

let xdir = 10;
let ydir = 10;

function setup() {
    createCanvas(windowWidth, windowHeight);
    background("black");
    
    xpos = 20;
    ypos = 20;
}

function draw() {
	background("black");
	
	fill('rgba(255, 0, 0, .8)');
	rect(xpos, ypos, 150, 100);
	
	// Right and left walls 
	if(xpos >= windowWidth-150 || xpos <= 0) {
		xdir *= -1;
	}
	
	// Ceiling and the floor
	if(ypos >= windowHeight-100 || ypos <= 0) {
		ydir *= -1;
	}
	

	
	xpos += xdir;
	ypos += ydir;
}