titanss 0.0.3

Titanss is a celestial simulation crate for the MilkyWay SolarSystem workspace
Documentation 
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#[derive(Debug, Clone, Copy, PartialEq)]
pub struct ExosphereSpecies {
    pub name: &'static str,
    pub abundance_fraction: f64,
    pub scale_height_km: f64,
}

pub fn reference_composition() -> Vec<ExosphereSpecies> {
    vec![
        ExosphereSpecies {
            name: "N2",
            abundance_fraction: 0.92,
            scale_height_km: 40.0,
        },
        ExosphereSpecies {
            name: "CH4",
            abundance_fraction: 0.025,
            scale_height_km: 25.0,
        },
        ExosphereSpecies {
            name: "H2",
            abundance_fraction: 0.015,
            scale_height_km: 100.0,
        },
        ExosphereSpecies {
            name: "C2H6",
            abundance_fraction: 0.012,
            scale_height_km: 15.0,
        },
        ExosphereSpecies {
            name: "C2H2",
            abundance_fraction: 0.018,
            scale_height_km: 18.0,
        },
        ExosphereSpecies {
            name: "HCN",
            abundance_fraction: 0.01,
            scale_height_km: 12.0,
        },
    ]
}

pub fn dominant_species(species: &[ExosphereSpecies]) -> Option<ExosphereSpecies> {
    species
        .iter()
        .copied()
        .max_by(|a, b| a.abundance_fraction.total_cmp(&b.abundance_fraction))
}