fields.py 文件源码

def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        height = self.height
        width = self.width

        domain = Polygon([(0, 0), (0, height), (width, height), (width, 0)])
        target = LineString([(0, height / 2), (0, height)])
        spawn = Polygon([(0, 0),
                         (0, height / 2),
                         (width / 2, height / 2),
                         (width / 2, 0)])

        obstacles = LineString([(0, height / 2),
                                (width * self.ratio, height / 2)]) | \
                    domain.exterior - target

        self.obstacles = obstacles
        self.targets = [target]
        self.spawns = [spawn]
        self.domain = domain