// SPDX-FileCopyrightText: 2024 Helge Eichhorn <git@helgeeichhorn.de>
//
// SPDX-License-Identifier: MPL-2.0
//! Reference frames, rotations, and coordinate transformations.
/// Reference frame types: the zero-sized marker types and the [`frames::Frame`]
/// enum covering the same set at runtime.
/// IERS reference systems, conventions, and Earth orientation sub-models.
/// Default rotation provider (no EOP data).
/// Rotation matrices, the [`rotations::TryRotation`] trait, and [`rotations::RotationProvider`].
/// Core reference frame traits.
pub use ;
pub use ;