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106 Commits

Author SHA1 Message Date
Behdad Esfahbod
c91984ef77 [VARC] Use sparse-regions in MultiVarStore 
Might revert as the savings are small.
https://github.com/harfbuzz/boring-expansion-spec/issues/103#issuecomment-1861531669
 2024-05-22 18:46:06 -06:00
Behdad Esfahbod
5c278464e0 [subset/VARC] Subset MultiVarStore 2024-05-22 18:45:28 -06:00
Behdad Esfahbod
6bcab786a1 [varStore] Fix caching when setModel() is called repeatedly 2024-05-22 18:45:27 -06:00
Behdad Esfahbod
b7ab1d8c12 [varStore] Fix overflow logic 2024-05-22 18:45:27 -06:00
Behdad Esfahbod
a8005130cc [varStore] Cache individual items in store*Many() 2024-05-22 18:45:27 -06:00
Behdad Esfahbod
6f4feffa11 [varStore] Add storeMastersMany / storeDeltasMany 2024-05-22 18:45:27 -06:00
Behdad Esfahbod
5cd2b1cc50 [varStore] Document sorting 2023-10-24 12:47:58 -06:00
Behdad Esfahbod
0a6b95af1e [varLib.varStore] Revert micro-optimizations 
Based on review.
 2023-10-24 11:50:47 -06:00
Behdad Esfahbod
bf402b9fde [varStore] Micro-optimize addItem() 2023-10-23 15:28:14 -06:00
Behdad Esfahbod
9e36b9465d [varStore] Micro-optimize storeDeltas() 
Also speed up the test slightly by skipping rounding.
 2023-10-23 15:18:11 -06:00
Behdad Esfahbod
c7ce5b0f3c [varStore] Handle >65535 items per encoding 
By creating a new major for each 65535.
 2023-10-23 14:43:10 -06:00
Qunxin Liu
a51b3c9d68 fix the order of prune_unused_regions, should be after vardata optimization 2023-09-05 10:44:29 -07:00
Behdad Esfahbod
59058bb54f [varStore.optimize] Address review comment 
Harmless thinko.
 2023-05-25 12:24:46 -06:00
Behdad Esfahbod
4e7cdeb8b1 [varStore.optimize] More idiomatic 2023-05-25 11:35:50 -06:00
Behdad Esfahbod
0a239f15d8 [varStore.optimize] Comment 2023-05-25 11:33:08 -06:00
Behdad Esfahbod
f5e62a1375 [varLib.optimize] Minor more idiomatic 2023-05-25 10:54:13 -06:00
Behdad Esfahbod
dbc91b1b5b [varStore.optimize] Remove unused variable 2023-05-25 08:52:13 -06:00
Behdad Esfahbod
12aba9070f [varStore.optimize] Combine a couple of loops 2023-05-25 08:50:01 -06:00
Behdad Esfahbod
b0a0f74492 [varStore.optimize] Speed up some more 2023-05-25 08:47:47 -06:00
Behdad Esfahbod
b6ebb4c411 [varStore.optimize] Further speedup 2023-05-25 08:45:53 -06:00
Behdad Esfahbod
d8fabfa362 [varStore.optimize] Remove unused method 2023-05-25 08:28:12 -06:00
Behdad Esfahbod
832f2f766f [varStore.optimize] Use faster intTools.bit_count as popcount 2023-05-25 08:19:15 -06:00
Behdad Esfahbod
9cbde09cdc [varStore.optimize] Speed up 2023-05-25 08:09:27 -06:00
Behdad Esfahbod
f12f3d863c [varStore.optimize] Remove unused best_new_encoding 2023-05-25 07:56:33 -06:00
Behdad Esfahbod
da305615d0 [varStore.optimize] Simplify algorithm 
Produces better results even.
 2023-05-25 07:49:13 -06:00
Behdad Esfahbod
47ec18f788 [varStore] Better optimize() algorithm 
See comments.

Produces better results.
 2023-05-25 07:39:41 -06:00
Behdad Esfahbod
93d87df315 [varStore] Refactor code into a method 2023-05-25 07:12:27 -06:00
Behdad Esfahbod
035529883c [varStore] Minor rename a method 2023-05-25 07:06:48 -06:00
Behdad Esfahbod
c1ab8995f2 [varStore] Minor adjustment to the optimize() algorithm 
It's very unlikely that this path is needed, but it's correct
to have it.
 2023-05-25 07:00:28 -06:00
Behdad Esfahbod
a08f5ebbc9 [varStore] Update comment 2023-05-25 06:24:00 -06:00
Behdad Esfahbod
ae7394e68a [varLib.main] Accept --quantization 2023-05-24 18:10:08 -06:00
Behdad Esfahbod
d9649a7835 [varStore] Add test for quantization 2023-05-24 18:10:08 -06:00
Behdad Esfahbod
311bda2021 [varStore] Add optional quantization to optimize() 2023-05-24 18:10:08 -06:00
Behdad Esfahbod
47813b217c [varStore] Make optimize() stable 
Before, calling optimize() on its own output could generate different
result. I think it's stable now.
 2023-05-24 18:09:58 -06:00
Behdad Esfahbod
6b20edf1fb [varStore] Fix algorithm comment to match code 2023-05-24 17:08:20 -06:00
Behdad Esfahbod
1aa088e150 [varStore.main] Speed up if output is not requested 2023-05-24 17:05:00 -06:00
Behdad Esfahbod
2f78605c27 [varStore] Change a sort key in optimize() 
Produces more optimized results in empirical testing.
 2023-05-24 16:55:16 -06:00
Behdad Esfahbod
aeaf98a438 [varStore] Another fix and test 2023-05-24 16:34:15 -06:00
Behdad Esfahbod
8ae33a7ef3 [varStore] Add a round=round parameter to storeMasters 2023-05-24 14:24:36 -06:00
Behdad Esfahbod
b72a8da045 [varStore] Adjust encoding overhead in optimize() 
Previously we were not accounting for the LOffset to VarData.
 2023-05-24 13:21:33 -06:00
Behdad Esfahbod
0677c0e705 [varStore] Another bugfix in optimize() 2023-05-24 13:18:58 -06:00
Behdad Esfahbod
cb2f5aacd3 [varStore] More documentation 2023-05-24 12:19:46 -06:00
Behdad Esfahbod
cdcbf64d36 [varStore] Document the optimize algorithm 2023-05-24 12:09:43 -06:00
Behdad Esfahbod
58954179ec [varStore] Another fix to the optimize algorithm 
Previously we were disregarding the best_gain. Ouch!
 2023-05-24 12:02:05 -06:00
Behdad Esfahbod
6097b3293b [varStore] Improve optimize algorithm 
This was always supposed to be how it works, but was missed in
the initial implementation apparently.
 2023-05-24 11:07:19 -06:00
Nikolaus Waxweiler
d584daa8fd Blacken code 2022-12-13 11:26:36 +00:00
Cosimo Lupo
a08140dc76 [varStore/subset] correctly handle NO_VARIATION_INDEX when subsetting varidxes 
otherwise GDEF/GPOS.remap_device_varidxes may fail with KeyError attempting to map a NO_VARIATION_INDEX
 2022-07-06 17:29:00 +01:00
Cosimo Lupo
7ab7940761 varLib: simplify a bit following varStore.py recent changes 
#2662
 2022-06-24 10:20:48 +01:00
Behdad Esfahbod
e01f643a8e [varLib.varStore] Support NO_VARIATION_INDEX in optimizer & instancer 
Fixes https://github.com/fonttools/fonttools/issues/2211
 2022-06-23 12:01:20 -06:00
Behdad Esfahbod
cac7241514 [varLib.varStore] Add NO_VARIATION_INDEX 
Part of https://github.com/fonttools/fonttools/issues/2211
 2022-06-23 12:01:20 -06:00