openLaval.py 文件源码

def make_upper_straight_line(self):
        """ make upper straight line """
        targetx = self.lower_concave_in_x_end
        x = self.upper_convex_in_x_end
        y = self.upper_convex_in_y_end
        targety = np.tan(np.deg2rad(self.beta_in)) * targetx + y - np.tan(np.deg2rad(self.beta_in)) * x
        self.upper_straight_in_x = [targetx, x]
        self.upper_straight_in_y = [targety, y]
        self.shift = - abs(self.lower_concave_in_y_end - targety)

        targetx = self.lower_concave_out_x_end
        x = self.upper_convex_out_x_end
        y = self.upper_convex_out_y_end
        targety = np.tan(np.deg2rad(self.beta_out)) * targetx + y - np.tan(np.deg2rad(self.beta_out)) * x
        self.upper_straight_out_x = [targetx, x]
        self.upper_straight_out_y = [targety, y]