dwarfplanetsfactory 0.0.3

Dwarf planet factory — classify, build and catalogue dwarf planets of any type: Kuiper belt, scattered disk, plutino, cold classical, detached, binary, Ceres-type, and sednoid.
Documentation 
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#[derive(Debug, Clone, Copy, PartialEq)]
pub struct DwarfPlanetMaterial {
    pub albedo: [f32; 3],
    pub roughness: f32,
    pub metallic: f32,
    pub ice_fraction: f32,
}

impl DwarfPlanetMaterial {
    pub fn nitrogen_ice() -> Self {
        Self {
            albedo: [0.72, 0.70, 0.68],
            roughness: 0.2,
            metallic: 0.0,
            ice_fraction: 0.9,
        }
    }

    pub fn methane_ice() -> Self {
        Self {
            albedo: [0.80, 0.78, 0.75],
            roughness: 0.15,
            metallic: 0.0,
            ice_fraction: 0.95,
        }
    }

    pub fn dark_tholin() -> Self {
        Self {
            albedo: [0.15, 0.10, 0.07],
            roughness: 0.85,
            metallic: 0.0,
            ice_fraction: 0.1,
        }
    }

    pub fn mixed_terrain() -> Self {
        Self {
            albedo: [0.40, 0.35, 0.30],
            roughness: 0.6,
            metallic: 0.0,
            ice_fraction: 0.4,
        }
    }

    pub fn cryovolcanic() -> Self {
        Self {
            albedo: [0.60, 0.65, 0.70],
            roughness: 0.3,
            metallic: 0.01,
            ice_fraction: 0.7,
        }
    }
}