Images.draw C# (CSharp) Method

    protected override void draw()
    {
        background(0);

        imageMode(CENTER);
        image(bg, width/2, height/2);

        appleX = appleX * 0.9f + mouseX * 0.1f;
        appleY += (mouseY - appleY) * 0.1f;
        image(apple, appleX, appleY);
    }