mirror of
https://github.com/googlefonts/noto-emoji.git
synced 2025-06-07 15:27:59 +00:00
Make rebuilding a bit simpler
This commit is contained in:
rsheeter
Rod S
parent
124c7d40bb
commit
84440686ad
3 changed files with 63 additions and 63 deletions
1
.gitignore
vendored
1
.gitignore
vendored
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@ -3,3 +3,4 @@ __pycache__/
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waveflag
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waveflag
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build/
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build/
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venv/
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venv/
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emojicompat/
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66
BUILD.md
66
BUILD.md
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@ -39,69 +39,9 @@ Edit `NotoColorEmoji.tmpl.ttx.tmpl`
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* New flags are added to `wave_list.txt`
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* New flags are added to `wave_list.txt`
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* To wave only the new flag delete other entries locally
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* To wave only the new flag delete other entries locally
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## CBDT
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## Rebuild the fonts
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```bash
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```bash
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rm -rf venv # in case you have an old borked venv!
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# Build CBDT, COLR, flags-only, and emojicompat fonts
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python3 -m venv venv
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$ ./full_rebuild.sh
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source venv/bin/activate
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pip install -r requirements.txt
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python size_check.py
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rm -rf build/ && time make -j 48
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# Should take 2-3 minutes to create noto-emoji/NotoColorEmoji.ttf
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mv *.ttf fonts/
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# make noflags CBDT font
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rm fonts/NotoColorEmoji-noflags.ttf
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python drop_flags.py fonts/NotoColorEmoji.ttf
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```
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```
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## COLRv1
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```bash
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# If you are updating to a new Unicode rev, update configs
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python colrv1_generate_configs.py
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git diff colrv1/*.toml
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# Compile the fonts
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(cd colrv1 && rm -rf build/ && time nanoemoji *.toml)
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cp colrv1/build/NotoColorEmoji.ttf fonts/Noto-COLRv1.ttf
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cp colrv1/build/NotoColorEmoji-noflags.ttf fonts/Noto-COLRv1-noflags.ttf
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# Post-process them
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python colrv1_postproc.py
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```
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## Emojicompat
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```
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# Add support for new sequences per https://github.com/googlefonts/emojicompat#support-new-unicode-sequences
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# Install https://github.com/googlefonts/emojicompat in a venv
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# Create emojicompat versions of the fonts you made
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# Starting from the root of noto-emoji-next:
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$ pushd fonts
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$ cp NotoColorEmoji.ttf NotoColorEmoji-emojicompat.ttf
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$ cp Noto-COLRv1.ttf Noto-COLRv1-emojicompat.ttf
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$ emojicompat --op setup --font NotoColorEmoji-emojicompat.ttf
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$ emojicompat --op setup --font Noto-COLRv1-emojicompat.ttf
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$ emojicompat --op check --font NotoColorEmoji-emojicompat.ttf
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$ emojicompat --op check --font Noto-COLRv1-emojicompat.ttf
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# The emojicompat --op check step should print something akin to:
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3835 items_by_codepoints
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0 PUA missing
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0 PUA point at wrong glyph
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3835 PUA correct
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0 Emji entries did NOT match a glyph
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```
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## Flags only
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```bash
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$ hb-subset --unicodes-file=flags-only-unicodes.txt \
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--output-file=fonts/NotoColorEmoji-flagsonly.ttf \
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fonts/NotoColorEmoji.ttf
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$ python update_flag_name.py
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```
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59
full_rebuild.sh
Executable file
59
full_rebuild.sh
Executable file
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@ -0,0 +1,59 @@
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#!/usr/bin/env bash
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set -e
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set -v
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# We have to have hb-subset on PATH
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which hb-subset
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# Build the CBDT font
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rm -rf venv # in case you have an old borked venv!
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python3 -m venv venv
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source venv/bin/activate
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pip install -r requirements.txt
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rm -rf emojicompat
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git clone git@github.com:googlefonts/emojicompat.git
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pip install emojicompat/
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# Validation
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python size_check.py
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rm -rf build/ && time make -j 48
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# Should take 2-3 minutes to create noto-emoji/NotoColorEmoji.ttf
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mv *.ttf fonts/
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# make noflags CBDT font
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rm fonts/NotoColorEmoji-noflags.ttf
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python drop_flags.py fonts/NotoColorEmoji.ttf
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# Build the COLRv1 font (slow)
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python colrv1_generate_configs.py
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git diff colrv1/*.toml
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# Compile the fonts
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# Should take ~20 minutes
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(cd colrv1 && rm -rf build/ && time nanoemoji *.toml)
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cp colrv1/build/NotoColorEmoji.ttf fonts/Noto-COLRv1.ttf
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cp colrv1/build/NotoColorEmoji-noflags.ttf fonts/Noto-COLRv1-noflags.ttf
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# Post-process them
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python colrv1_postproc.py
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# Produce emojicompat variants
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# Add support for new sequences per https://github.com/googlefonts/emojicompat#support-new-unicode-sequences
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pushd fonts
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cp NotoColorEmoji.ttf NotoColorEmoji-emojicompat.ttf
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cp Noto-COLRv1.ttf Noto-COLRv1-emojicompat.ttf
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emojicompat --op setup --font NotoColorEmoji-emojicompat.ttf
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emojicompat --op setup --font Noto-COLRv1-emojicompat.ttf
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emojicompat --op check --font NotoColorEmoji-emojicompat.ttf
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emojicompat --op check --font Noto-COLRv1-emojicompat.ttf
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hb-subset --unicodes-file=flags-only-unicodes.txt \
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--output-file=fonts/NotoColorEmoji-flagsonly.ttf \
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fonts/NotoColorEmoji.ttf
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python update_flag_name.py
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