plot.py 文件源码

def __init__(
        self, expr_x, expr_y, expr_z, var_start_end_u, var_start_end_v,
            **kwargs):
        super(ParametricSurfaceSeries, self).__init__()
        self.expr_x = sympify(expr_x)
        self.expr_y = sympify(expr_y)
        self.expr_z = sympify(expr_z)
        self.var_u = sympify(var_start_end_u[0])
        self.start_u = float(var_start_end_u[1])
        self.end_u = float(var_start_end_u[2])
        self.var_v = sympify(var_start_end_v[0])
        self.start_v = float(var_start_end_v[1])
        self.end_v = float(var_start_end_v[2])
        self.nb_of_points_u = kwargs.get('nb_of_points_u', 50)
        self.nb_of_points_v = kwargs.get('nb_of_points_v', 50)
        self.surface_color = kwargs.get('surface_color', None)