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nyx_space/mc/
dispersion.rs

1/*
2    Nyx, blazing fast astrodynamics
3    Copyright (C) 2018-onwards Christopher Rabotin <christopher.rabotin@gmail.com>
4
5    This program is free software: you can redistribute it and/or modify
6    it under the terms of the GNU Affero General Public License as published
7    by the Free Software Foundation, either version 3 of the License, or
8    (at your option) any later version.
9
10    This program is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13    GNU Affero General Public License for more details.
14
15    You should have received a copy of the GNU Affero General Public License
16    along with this program.  If not, see <https://www.gnu.org/licenses/>.
17*/
18
19use crate::md::StateParameter;
20use serde::{Deserialize, Serialize};
21use typed_builder::TypedBuilder;
22
23#[cfg(feature = "python")]
24use pyo3::prelude::*;
25
26/// A dispersions configuration, allows specifying min/max bounds (by default, they are not set)
27#[derive(Copy, Clone, Debug, TypedBuilder, Serialize, Deserialize)]
28#[cfg_attr(feature = "python", pyclass)]
29pub struct StateDispersion {
30    pub param: StateParameter,
31    #[builder(default, setter(strip_option))]
32    pub mean: Option<f64>,
33    #[builder(default, setter(strip_option))]
34    pub std_dev: Option<f64>,
35}
36
37impl StateDispersion {
38    pub fn zero_mean(param: StateParameter, std_dev: f64) -> Self {
39        Self {
40            param,
41            std_dev: Some(std_dev),
42            mean: Some(0.0),
43        }
44    }
45}