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

"""Class for specifying input mass at "any" point in the mission."""
#  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
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from dataclasses import dataclass

import pandas as pd

from fastoad.model_base import FlightPoint
from fastoad.models.performances.mission.segments.base import AbstractFlightSegment

[docs]@dataclass class MassTargetSegment(AbstractFlightSegment, mission_file_keyword="mass_input"): """ Class that simply sets a target mass. :meth:`compute_from` returns a 1-row dataframe that is the start point with mass set to provided target mass. class:`~fastoad.models.performances.mission.base.FlightSequence` ensures that mass is consistent for segments prior to this one. """
[docs] def compute_from_start_to_target(self, start: FlightPoint, target: FlightPoint) -> pd.DataFrame: start.mass = target.mass self.complete_flight_point(start) return pd.DataFrame([start])