e6b01a878c
[Indic] Further streamline cluster formation
...
This should address all possible cluster misformations that I had in
mind.
13 years ago
7b2a7dadd6
[Indic] Merge clusters before sorting
...
This should fix any instabilities in cluster formation that we were
speculating may happen with surrounding syllables. Or most of it
perhaps.
13 years ago
abb3239ef9
[Indic] Update clusters for left-matra even if matra didn't move
...
Fixes crashes reported with left matra under
non-uniscribe-bug-compatibilty mode.
13 years ago
60554f14d8
[Indic] Merge in Malayalam tests
...
From:
http://silpa.org.in/pub/tests/hb/ml/ml-harfbuzz-testdata.txt
13 years ago
5c7081770c
[Indic] Add extensive Sinhala tests
...
Generated by:
http://git.savannah.gnu.org/cgit/sinhala.git/plain/utils/gen-unicode-sinhala.py
13 years ago
2efe4707b1
[Indic] Add Sinhala tests
...
Merge tests from:
http://git.savannah.gnu.org/cgit/sinhala.git/plain/patches/icu-sinhala-rendering.txt
13 years ago
3d4c111b7a
Add a test case
13 years ago
92a1ad7bef
[Indic] Stop searching for base if a post form is found before below form
...
Improves Bengali and Gurmukhi. Malayalam regressed a bit. We will deal
with that later.
13 years ago
4c450c703f
[Indic] Recompose Bengali Ya,Nukta
...
This is a bunch of hacks for now.
Improves Bengali a bit.
13 years ago
e9c0f152a3
[Uniscribe] Fix script fallback
...
Gurmukhi failures half now. Others changed slightly.
13 years ago
5791f32915
[Indic] Allow a ZWNJ after SM's
...
Malayalam failures go way down. Other scripts benefitted slightly too.
Sinhala had one or two test regressions, but...
13 years ago
34ae336f3f
[Indic] Improve Reph AfterMain positioning
...
Fixes 20 out of 48 failing Oriya tests. Failure rate down to 0.066% now.
13 years ago
bdd080431a
[Indic] Reposition Oriya Candrabindu
...
Oriya failures down from 0.65% to 0.20%.
13 years ago
5f0eaaad12
[Indic] Fix base search in final_reordering
...
Fixes most Malayalam failures. Down from 1.6% to 0.38% now. Fixes a
few more in other scripts too.
13 years ago
81202bd860
[Indic] Don't attach SM/VD to other characters
13 years ago
efb4ad7356
Fix compiler warnings
...
If x is not constant, we cannot ASSERT_STATIC on it.
13 years ago
f31d97e44e
[Indic] Form Telugu Reph out of Ra,Virama,ZWJ
...
Apparently this was approved in Feb 2012. No font yet.
13 years ago
2e193b240e
[Indic] Don't split U+0AC9
...
Althought IndicMatraCategory.txt classifies it as Top_And_Right matra,
it does not have Unicode decomposition, and Uniscribe does not do
anything special about it either.
Gujarati failures down from 0.672% to 0.0130966%.
13 years ago
30c3d5e9fc
[Indic] Simplify Uniscribe cluster emulation
...
Now that we break syllables on Halant,ZWNJ, this code can be simplified.
13 years ago
decf6ffca4
[Indic] Minor!
13 years ago
9e4f94a72c
[Indic] Break syllables at Halant,ZWNJ
...
That's really what Uniscribe does, and explains a lot of pecularities of
Halant,ZWNJ before the base.
Sent Telugu from 1% failures to 0.03%. Improved Kannada and Malayalam
slightly. Fixed half of Bengali, and did NOT break anything!
13 years ago
2c372b80f6
[Indic] Better check for applying 'init'
...
Specifically, don't apply 'init' if previous char is a joiner.
Fixes some more of Bengali.
13 years ago
34a7440b7c
[GPOS] Don't zero mark advances
...
Fixes more of Telugu, Kannada, and Oriya.
May break things (outside Indic...), but we cannot think of any font relying
on this immediately.
13 years ago
8ed248de77
[Indic] Minor
13 years ago
d0e68dbd0b
[Indic] Implement reph positioning step 5
...
Not tuned, just copied from step 2. Fixes another 0.5% of Kannada
failures. 1% to go.
13 years ago
a9e45c32e4
[Indic] Don't let ZWNJ at the end of syllable affect base search
...
Fixes a few Devanagari, half of remaining Kannada failures, quarter for
Telugu, and others slightly improved or unchanged.
13 years ago
20b68e699f
[Indic] Apply 'cjct' globally
...
Fixes 5 Devanagari failures, and no regressions.
13 years ago
51e764de44
[Indic] Unbreak old scriptures
...
Brings down failures with Lohit-Telugu from 57% to 1.40%.
13 years ago
900cf3d449
Minor
13 years ago
87cd63266e
[Indic] Recategorize some Kannada right matras
...
Kannada failures down from 3.5% to 2.93%.
13 years ago
3604d64ced
[Indic] Recategorize GURMUKHI ADDAK
...
It's not in IndicSyllabicCategory.txt. Fixes most of Gurmukhi failures.
Failures down from 7.7% to 0.222%!
13 years ago
8932858123
Minor
13 years ago
47ef931f13
[buffer] Make sure out_info = info during GPOS
13 years ago
ae63cf2062
Print line number during return when tracing
13 years ago
5249f3aee1
[Indic] Unbreak Khmer
...
For Khmer, all consonants are subjoining. No need to look in the font.
We were looking in the wrong order anyway.
13 years ago
e0475345d5
[Indic] Apply 'akhn' globally
...
Fixes 1.5% more failures for Telugu, 2% for Kannada.
Breaks one test in Devanagari.
13 years ago
c87bcddb10
[Indic] Add failing test for Kannada
13 years ago
fa247ebe52
[Indic] Better position U+0CD5
...
Fixes another 5% of Kannada failures.
13 years ago
f055442716
[Indic] Lookup consonant position in the font
...
Fixes most failures of Oriya, and improves others a bit.
13 years ago
74d1d88781
[GSUB] Fix would_apply() for LigatureSubst
13 years ago
787f7d1e9b
[TODO] Minor
13 years ago
be73a5f936
Add src/test-would-substitute tool
13 years ago
e72b360ac6
Refactor / finish would_apply() operation
...
Untested.
13 years ago
8c973ebf0f
[Indic] Implement per-script matra positioning
...
Following what the spec says.
Brings down Telugu failures from 40% to 3.75%, and Kannada failures from
44% to 10%. Does NOT affect other scripts' test results.
13 years ago
8bb32458f9
[Indic] More refactoring
13 years ago
9ccc6382ba
[Indic] Minor refactoring
13 years ago
f83aaa3133
[Indic] Minor
13 years ago
be8b9f5f71
[Indic] Start refactoring different matra positions per script
13 years ago
deeb540a74
[test] Ignore tests with DOTTED CIRCLE in the output
13 years ago
b01d9b3d90
[Indic] Disallow decomposition of a couple characters
...
This is a hack for now. Will be fixed when we do complex-shaper-driven
normalization properly.
The results with or without decomposition are the same, but Uniscribe
does not normalize, so this matches better.
13 years ago
Behdad Esfahbod