Behdad Esfahbod
33c92e7695
[Indic] Categorize Anudatta
2012-05-09 15:41:51 +02:00
Behdad Esfahbod
19d984edaa
[Indic] Make sure Reph jumps over all matras to the right
...
Another 12 thousand failures gone! (78 to go)
2012-05-09 15:21:13 +02:00
Behdad Esfahbod
9034641333
[Indic] Keep Vedic signs at the right too
2012-05-09 15:04:58 +02:00
Behdad Esfahbod
d1deaa2f5b
Replace zerowidth invisible chars with a zero-advance space glyph
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Like Uniscribe does.
2012-05-09 15:04:13 +02:00
Behdad Esfahbod
49e5da1591
[indic] Keep the syllable modifier marks to the right
...
Shaping failures on Hindi Wikipedia go down from 25% to 14%!
2012-05-09 13:23:27 +02:00
Behdad Esfahbod
76b3409de6
[indic] Better Reph matching
2012-05-09 11:52:32 +02:00
Behdad Esfahbod
df6d45c693
Minor
2012-05-09 11:38:31 +02:00
Behdad Esfahbod
412b91889d
[indic] Apply Indic features in order
2012-05-09 11:07:18 +02:00
Behdad Esfahbod
1ac075b227
[indic] Apply rakaar forms
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Fixes 10% of the failures against all of Hindi Wikipedia!
2012-05-09 11:06:47 +02:00
Behdad Esfahbod
3ed4634ec3
Add Indic inspection tool
2012-04-19 22:35:01 -04:00
Behdad Esfahbod
a06411ecf9
Minor matra renumbering
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Should have no visible effect.
2012-04-19 22:28:25 -04:00
Behdad Esfahbod
c65662b71e
Fix left-matra positioning in Indic
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Fixes 200 failures out of previous 4290 cases in the OO.o Indic
dictionary (of ~16000 entries).
2012-04-12 09:31:55 -04:00
Behdad Esfahbod
acd88e659f
In Arabic fallback shaping, check that the font has glyph for new char
2012-04-10 18:02:20 -04:00
Behdad Esfahbod
11138ccff7
Add normalize mode
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In preparation for Hangul shaper.
2012-04-05 17:25:19 -04:00
Behdad Esfahbod
e8eedf2687
Avoid enum trailing commas
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Based on patch from Jonathan Kew.
2012-01-16 16:39:40 -05:00
Behdad Esfahbod
0a965eee88
Minor
2011-09-19 16:53:47 -04:00
Behdad Esfahbod
c605bbbb6d
Remove C++ guards from source files
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Where causing issues for people with MSVC.
2011-08-04 20:00:53 -04:00
Behdad Esfahbod
a91c58bf98
[Indic] Disable CJCT-disabling logic
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Read comment.
2011-08-01 16:30:11 -04:00
Behdad Esfahbod
5e72071062
[Indic] Stop looking for base upon seeing joiners
...
Not sure where this is documented, but I remember this being the desired
behavior.
test-shape-complex failures are down from 48 to 46. Meh.
2011-07-31 17:52:44 -04:00
Behdad Esfahbod
281683995a
Cosmetic
2011-07-31 16:00:35 -04:00
Behdad Esfahbod
6b37bc8084
[Indic] Fix ZWJ/ZWNJ application
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Not quite working just yet. False alarm re 10 failures. It was
crashing. Ouch! Back to 48 failures.
2011-07-31 15:57:00 -04:00
Behdad Esfahbod
e7be057024
[Indic] Add Final Reordering rules into comments
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Not applied yet.
2011-07-31 15:22:46 -04:00
Behdad Esfahbod
cfd4382ec1
[Indic] Handle Reph when determining base consonant
2011-07-31 15:08:40 -04:00
Behdad Esfahbod
97158392a5
[Indic] Ra is a consonant too
2011-07-31 15:01:28 -04:00
Behdad Esfahbod
0d8f8a177c
[Indic] Fix reph inhibition logic
2011-07-31 14:57:59 -04:00
Behdad Esfahbod
9da0487cd4
[Indic] Support ZWJ/ZWNJ
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Brings test-shape-complex failures down from 52 to 10!
I hereby declare harfbuzz-ng supporting Indic!
2011-07-31 13:46:44 -04:00
Behdad Esfahbod
9ee27a928a
[Indic] Suppress reph formation upon joiners
2011-07-31 11:10:14 -04:00
Behdad Esfahbod
8354e004e5
Un-Ra U+09F1. According to the test suite this is correct.
...
But I'm not sure... Down from 54 failures to 52.
2011-07-31 02:24:51 -04:00
Behdad Esfahbod
ba7e85c104
Cosmetic
2011-07-30 21:11:53 -04:00
Behdad Esfahbod
f5bc2725cb
[Indic] For old-style Indic tables, move Halant around
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In old-style Indic OT standards, the post-base Halants are moved after
their base. Emulate that by moving first post-base Halant to
post-last-consonant.
Brings test-shape-complex failures down from 88 to 54. Getting there!
2011-07-30 21:08:10 -04:00
Behdad Esfahbod
fd06bf5611
[Indic] Handle initial Ra+Halant in scripts that support Reph
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Brings test-shape-complex failures down from 104 to 92. Way to go!
2011-07-30 20:14:44 -04:00
Behdad Esfahbod
ee58f3bc75
Minor
2011-07-30 19:15:53 -04:00
Behdad Esfahbod
352372ae5e
[Indic] Categorize Ra in scripts that have Reph
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Is the categorization correct? I don't know.
2011-07-30 19:04:02 -04:00
Behdad Esfahbod
45d6f29f15
[Indic] Reorder matras
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Number of failing shape-complex tests goes from 125 down to 94.
Next: Add Ra handling and it's fair to say we kinda support Indic :).
2011-07-30 14:44:30 -04:00
Behdad Esfahbod
743807a3ce
[Indic] Apply Indic features
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Find the base consonant and apply basic Indic features accordingly.
Nothing complete, but does something for now. Specifically:
no Ra handling right now, and no ZWJ/ZWNJ.
Number of failing shape-complex tests goes from 174 down to 125.
Next: reorder matras.
2011-07-29 16:46:09 -04:00
Behdad Esfahbod
9f9bcceca6
Register buffer vars in Indic shaper
2011-07-28 17:07:50 -04:00
Behdad Esfahbod
b65c06025d
Formalize buffer var allocations
2011-07-28 16:49:29 -04:00
Behdad Esfahbod
02cdf743c2
Add prefer_decomposed() complex-shaper callback
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This allows the Indic shaper to request decomposed characters. This will
handle split matra for free. Other shapers prefer precomposed
characters.
2011-07-21 12:23:12 -04:00
Behdad Esfahbod
a54a5505a3
Minor
2011-07-20 16:42:10 -04:00
Behdad Esfahbod
f6fd3780e1
Let shapers decide when to apply ccmp and locl
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Instead of always applying those two features before the complex shaper,
let the complex shaper decide whether they should be applied first.
Also add stub for Indic's final_reordering().
2011-07-08 00:22:40 -04:00
Behdad Esfahbod
76f76812ac
Shuffle code around, remove shape_plan from complex shapers
2011-07-07 22:25:25 -04:00
Behdad Esfahbod
d69d5ceaa0
[Indic] Well, at least finding syllables works now :)
...
Still not much there.
2011-07-04 12:56:38 -04:00
Behdad Esfahbod
4ec30aec30
[Indic] Optimize Indic table storage
2011-06-28 14:13:38 -04:00
Behdad Esfahbod
8fdba506f0
[Indic] Define indic_position_t
2011-06-24 20:45:55 -04:00
Behdad Esfahbod
65988a145b
[Indic] Add a table of consonant positions
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Copied form HarfBuzz.old Indic data. These are below and post
consonants. This is temporary. Read the comment in the patch.
2011-06-24 19:05:52 -04:00
Behdad Esfahbod
c7fe56a1d5
[Indic] Some of the basic features are global; Mark them so
2011-06-24 19:05:34 -04:00
Behdad Esfahbod
867361c3ad
[indic] Add syllable recognition state machine
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Using an incredible tool called Ragel.
2011-06-17 18:35:46 -04:00
Behdad Esfahbod
422e08dbb8
Better categorize Indic character classes
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Matches OT types now.
2011-06-15 17:22:48 -04:00
Behdad Esfahbod
b9452bfc16
Fix compiler warnings with -pedantic
2011-06-14 14:47:07 -04:00
Behdad Esfahbod
20503ccd57
More Indic data shuffling
2011-06-07 17:02:48 -04:00
Behdad Esfahbod
b9ddbd5593
[Indic] Start an Indic shaper
...
Nothing functional in there yet.
So far, we're parsing IndicSyllabicCategory.txt and IndicMatraCategory.txt
fils from Unicode Character Database and store them in an array to be used
by the shaper. Also hooked up the shaper, but it does not do anything
right now.
2011-06-02 17:43:12 -04:00