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Commit Graph

287 Commits

Author SHA1 Message Date
c31c1906f7 temporal: fix dangling confusion about "omega"
Remove all reference to "omega_sc" and rename "omega_beats" as omega
2023-07-15 21:45:11 -06:00
ea2d2b4760 temporal: rename ::get_grid_with_iterator()
Because I like polymorphism
2023-07-15 11:23:45 -06:00
422fa7255b temporal: further extensions to GridIterator API to handle bar_mod/beat_div parameters
Also try to comment class definition to add a little clarity
2023-07-15 11:08:45 -06:00
cbaa335946 temporal: some cleanup of the GridIterator API 2023-07-14 21:32:40 -06:00
509efdb290 temporal: refactor ::get_grid() for performance reasons
the API now provides the option to call ::get_grid() with an iterator which may
be re-used on subsequent calls. This avoids unbounded O(N) "walks" from the
marker preceding the start point of the grid to the start point.

This commit also includes "fast-path" code for the common case of a single
tempo and single meter
2023-07-14 13:03:36 -06:00
81384537ef temporal: remove useless _floating member and API from TempoMapPoint 2023-07-14 13:03:36 -06:00
039f2d5d0e remove TempoMap::count_bars()
It's the only place in libtemporal that would require
a TempoMapPoints allocation, and there's no reason to do
this inside the library.
2023-07-14 13:03:36 -06:00
52f1b88749 temporal: remove ill-conceived lookup tables from tempo map (never publically visible)
These were not thread safe, and could not be: to be useful, a thread looking up a time
conversion could cache the result, but it would be using the global (shared) copy
of the map (because lookup is read-only, and so no write-copy is required). But
inserting into the lookup table wasn't lock protected (and shouldn't be because otherwise
that defeats the point of RCU).

So just drop it.
2023-07-14 13:03:26 -06:00
20e1b6b287 temporal: add API to clear tempos in various ways 2023-06-30 15:50:25 -06:00
3307dcfcb2 temporal: reference time for BBT_Argument is always superclocks 2023-06-30 12:10:50 -06:00
16c9d91641 temporal: remove impossible get_tempo_and_meter (..., bbt, ...) method 2023-06-30 12:10:50 -06:00
a591fb64a3 temporal: rework ::get_grid() to avoid get_tempo_and_meter (..., bbt, ...) 2023-06-30 12:10:50 -06:00
3513debba8 temporal: NO-OP (tiny variable rename) 2023-06-30 12:10:50 -06:00
bb97ade440 temporal: special case editing of the initial tempo (#9339) 2023-06-12 16:46:13 -06:00
1cf4f9293c temporal: paste needs to add to _points 2023-06-08 14:01:17 -06:00
24f6c51de6 temporal: more nuances for ::cut_copy() 2023-06-08 14:01:17 -06:00
a09a37049b temporal: get guard point values before altering the tempo map 2023-06-08 14:01:17 -06:00
d761ccb59b temporal: the second variant of shift() (untested) 2023-06-07 11:25:44 -06:00
e6b6340f3e temporal: more nuances for shift() 2023-06-07 11:25:44 -06:00
ad45778edc temporal: shift() with BBT must allow negative motion 2023-06-07 11:25:44 -06:00
a456a10cdf temporal: first guess at a TempoMap::shift() implementation 2023-06-07 11:25:44 -06:00
9d3ae4fc8d temporal: fix position of end guard points during map paste 2023-06-06 09:52:29 -06:00
9e4b1d59a7 temporal: do something when pasting the cut buffer guard points
Don't think this is quite right yet - we get guard points even when
they are not really necessary
2023-06-06 09:04:34 -06:00
f5f87f86d4 temporal: adjust cut buffer API to better deal with start/end "guard points" 2023-06-05 17:27:12 -06:00
11157d9bd9
Fix some Wunused-variable 2023-05-22 21:26:26 +02:00
c452a4816c tempo mapping: Re-implement tempo-twist with constant and ramped varieties (lib part) 2023-05-22 13:32:53 -05:00
54969d8aab fix thinko resulting in duplicate bar-names after a tempo-mapping op 2023-05-14 09:05:08 -05:00
b9e5621e03 during map reset, force meter to bars, and tempo to beats 2023-05-05 20:53:23 -06:00
32a3591018 remove #warning 2023-05-05 18:57:16 -06:00
9e8eed8a03 temporal: various tweaks to get TempoMap::get_grid() to be more correct/robust 2023-05-05 18:56:01 -06:00
fafc891ca6 add ripple option API for TempoMap::cut() 2023-05-04 18:49:06 -06:00
b3a127d318 temporal: TempoMap::paste(), TempoMapCutBuffer::dump() and cut/copy fixes 2023-05-04 17:09:19 -06:00
a8424e8617 temporal: implement (maybe) cut-copy for tempo map 2023-05-04 15:45:09 -06:00
f7ba9af6b2 temporal: stub API for tempo map cut/copy/paste 2023-05-04 15:10:56 -06:00
b3040a31fc temporal: a basic data structure to hold the result of a TempoMap cut/copy operation 2023-05-04 15:10:56 -06:00
912f9e5ea3 provide functions for both linear and ramped tempo-twists 2023-05-04 09:22:28 -05:00
b936fd12cd temporal: reset the tempo map in sections bounded by BBT markers (if any)
This avoids total SNAFUs caused by the impossibility of globally ordering
by BBT time.
2023-05-03 21:55:23 -06:00
faac648502 temporal: add TempoMap::{next,previous_}meter() 2023-05-03 21:55:23 -06:00
0ddacb8ea2 when abort()-ing due to a failed assert in tempo map code, dump the map 2023-04-28 15:57:42 -06:00
907d3f82a7 temporal: fix grid generation in the presence of MusicTimePoints 2023-04-27 19:54:44 -06:00
e7f4c9dcb5 temporal: fix removal (and thus moving) MusicTimePoints 2023-04-27 19:54:14 -06:00
d66f3e7c9d temporal: factor out twist iteration, add debug output 2023-04-16 10:33:37 -06:00
f29557348e remove debug output 2023-04-13 17:47:32 -06:00
b362d2b6ba temporal: don't abort() for illegal omega value, just leave it as it was 2023-04-13 10:57:12 -06:00
295dbd8e1e
Make RCU reader return a const pointer (omnibus commit) 2023-04-08 00:15:37 +02:00
e9f71824a1 temporal: change API for TempoMap::stretch_tempo()
This will likely be modified because it is actually impossible to do
what this code is attempting to do.
2023-04-07 12:56:57 -06:00
151fceea54
Add missing include
This fixes "error: ‘isfinite’ was not declared in this scope"
2023-03-30 01:10:23 +02:00
393929a55b tempo twisting: various fixes and improvements to core logic 2023-03-24 14:19:16 -06:00
7040ad1b74 temporal: API changes and implementation to support new twist operation
this includes using two different omega members for tempo objects,
a change that likely will not persist beyond the merge back to master.
2023-03-24 14:19:16 -06:00
b36a0493df tempomap: use muldiv_round() not int_div_round to avoid errors 2023-03-24 14:19:16 -06:00