halp

if (Wkey) {
            if(canJump) {
                velocity.y = speed;
                canJump = false;
            }
        }
        else {
            velocity.y = 0;
        }
        if (Akey) {
            velocity.x = -speed;
        }
        else if (Dkey) {
            velocity.x = speed;
        }
        else {
            velocity.x = 0;
        }