...

2025-09-22 17:46:52 +03:00
parent 1a4d998141
commit fedc324410
4 changed files with 24 additions and 6 deletions
--- a/mcc/mcc_generics.h
+++ b/mcc/mcc_generics.h
@@ -269,6 +269,14 @@ static constexpr void mcc_copy_eqt_hrz_coord(mcc_eqt_hrz_coord_c auto const& fro
 }


+// nullptr_t or pointer to celestial/equatorial and horizontal coordinates class
+template <typename T>
+concept mcc_coord_pointer_or_nullptr =
+    std::is_null_pointer_v<T> ||
+    (std::is_pointer_v<std::decay_t<T>> && (mcc_celestial_point_c<std::remove_pointer_t<std::decay_t<T>>> ||
+                                            mcc_eqt_hrz_coord_c<std::remove_pointer_t<std::decay_t<T>>>));
+
+
 /*                          CELESTIAL COORDINATES TRANSFORMATION ENGINE     */