Source code for fastoad.models.performances.mission.segments.start

"""Class for mission start point."""
#  This file is part of FAST-OAD : A framework for rapid Overall Aircraft Design
#  Copyright (C) 2022 ONERA & ISAE-SUPAERO
#  FAST is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
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#  You should have received a copy of the GNU General Public License
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from dataclasses import dataclass

import pandas as pd

from fastoad.model_base import FlightPoint
from .base import AbstractFlightSegment
from ..exceptions import FastFlightSegmentIncompleteFlightPoint

[docs]@dataclass class Start(AbstractFlightSegment, mission_file_keyword="start"): """ Provides a starting point for a mission. :meth:`compute_from` will return only 1 flight points that matches the target. """
[docs] def compute_from_start_to_target(self, start: FlightPoint, target: FlightPoint) -> pd.DataFrame: = if target.mass is None: # If not setting the mass in the start point, the default value set in # mission component will be used. target.mass = start.mass try: self.complete_flight_point(target) except FastFlightSegmentIncompleteFlightPoint: target.true_airspeed = 0.0 self.complete_flight_point(target) return pd.DataFrame([target])