export	const CanvasWidth = 1500;
export	const CanvasRatio = 1.66666;
/* ratio 5/3 (1.66) */

export	const w = CanvasWidth;
export	const h = CanvasWidth / CanvasRatio;
export	const w_mid = Math.floor(w/2);
export	const h_mid = Math.floor(h/2);
export	const pw = Math.floor(w/60);
export	const ph = pw*6;
export	const ballSize = pw;
export	const wallSize = Math.floor(w/100);
export	const racketSpeed = Math.floor(w/1.5); // pixel per second
export	const ballSpeed = Math.floor(w/2); // pixel per second
export	const ballSpeedIncrease = ballSpeed/20; // pixel per second

export	const matchStartDelay = 3000; // millisecond
export	const newRoundDelay = 1500; // millisecond