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temporal: provide TempoMap::global_fetch()

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This always returns a shared ptr to the global tempo map, without setting the
thread-local pointer
This commit is contained in:
Paul Davis 2025-08-23 22:32:58 -06:00
parent 4b5a55546a
commit 7dadddb3dc
1 changed files with 2 additions and 0 deletions
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libs/temporal/temporal/tempo.h
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@ -747,6 +747,8 @@ class /*LIBTEMPORAL_API*/ TempoMap : public PBD::StatefulDestructible
LIBTEMPORAL_API static void update_thread_tempo_map() { _tempo_map_p = _map_mgr.reader(); }
LIBTEMPORAL_API static SharedPtr use() { assert (_tempo_map_p); return _tempo_map_p; }
LIBTEMPORAL_API static SharedPtr fetch() { assert (fetch_condition()); update_thread_tempo_map(); return _tempo_map_p; }
/* No fetch condition for this, to be used only in association with LocalTempoMapScope */
LIBTEMPORAL_API static SharedPtr global_fetch() { return _map_mgr.reader(); }
/* Used only by the ARDOUR::AudioEngine API to reset the process thread
* tempo map only when it has changed.