BALL_RADIUS = 10.5 BALL_MASS = 5 TABLE_SIZE = (TABLE_WIDTH, TABLE_HEIGHT) = (892.25, 444.5) HOLE_RADIUS = BALL_RADIUS * 4 TABLE_LINE_WIDTH = 3 TABLE_FRICTION_FACTOR = 60 CUE_WIDTH = 8 CUE_LENGTH = 128 SCREEN_SIZE = (SCREEN_WIDTH, SCREEN_HEIGHT) = (1200, 700) TITLE = 'Python Billiard' FPS = 60