util.py 文件源码

def pointOnCircle(cx, cy, radius, angle):
    """Calculates the coordinates of a point on a circle given the center point, radius, and angle"""
    angle = math.radians(angle) - (math.pi / 2)
    x = cx + radius * math.cos(angle)
    if x < cx:
        x = math.ceil(x)
    else:
        x = math.floor(x)

    y = cy + radius * math.sin(angle)

    if y < cy:
        y = math.ceil(y)
    else:
        y = math.floor(y)

    return (int(x), int(y))