Line data    Source code

       1           0 : // Distributed under the MIT License.
       2             : // See LICENSE.txt for details.
       3             : 
       4             : #pragma once
       5             : 
       6             : #include <array>
       7             : 
       8             : /// \cond
       9             : namespace ylm {
      10             : template <typename Frame>
      11             : class Strahlkorper;
      12             : }  // namespace ylm
      13             : namespace gsl {
      14             : template <typename T>
      15             : class not_null;
      16             : }  // namespace gsl
      17             : /// \endcond
      18             : 
      19           1 : namespace ylm {
      20             : /// Changes the expansion center of a Strahlkorper, where the
      21             : /// expansion center is defined as the point about which the spectral
      22             : /// basis of the Strahlkorper is expanded, which is the quantity
      23             : /// returned by `Strahlkorper::expansion_center()`.
      24             : template <typename Frame>
      25           1 : void change_expansion_center_of_strahlkorper(
      26             :     gsl::not_null<Strahlkorper<Frame>*> strahlkorper,
      27             :     const std::array<double, 3>& new_center);
      28             : 
      29             : /// Changes the expansion center of a Strahlkorper to the physical
      30             : /// center.  Because `Strahlkorper::physical_center()` returns only an
      31             : /// approximate quantity,
      32             : /// `change_expansion_center_of_strahlkorper_to_physical` is
      33             : /// iterative, and does not return exactly the same result as passing
      34             : /// `Strahlkorper::physical_center()` to
      35             : /// `change_expansion_center_of_strahlkorper`.
      36             : template <typename Frame>
      37           1 : void change_expansion_center_of_strahlkorper_to_physical(
      38             :     gsl::not_null<Strahlkorper<Frame>*> strahlkorper);
      39             : }  // namespace ylm