ShadowModel
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Defined in: eclipse.rs:34
pub enum ShadowModel { Cylindrical, Conical,}Shadow model selection.
Variants
Section titled “Variants”Cylindrical
Section titled “Cylindrical”Cylindrical shadow: binary 0 (umbra) or 1 (sunlit).
The shadow cylinder has radius = occulter_radius and axis along
the occulter→light direction. Fast but no penumbra.
Conical
Section titled “Conical”Conical shadow: continuous illumination [0, 1] with penumbra.
Uses the apparent-disk overlap area ratio (two-circle intersection) from Montenbruck & Gill. Handles total eclipse (umbra), annular eclipse (transit), and partial eclipse (penumbra).