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I just encountered my good friend #790 again, in the middle of a `makeinstancesufo` session.
I have no idea if there would be a way to make this happen, but it would be useful to know what exactly ma…
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As discussed in https://github.com/adobe-type-tools/afdko/issues/1095, it seems [ots's check of `hhea.caretOffset`](https://github.com/khaledhosny/ots/blob/968e5f98ded4b90105ce78724e7af6940702b84f/src…
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According to http://adobe-type-tools.github.io/afdko/OpenTypeFeatureFileSpecification.html#example-3c, the following two rules should be equivalent:
```fea
position s f' 10 t period;
position s f…
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### Prerequisites
* [x] If you are reporting an issue that affects glyphs for characters for a particular region or regions, did you verify that the characters are within the supported scope of the…
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GSUB section 2.1 Multiple Subsitution says the following:
> The use of multiple substitution for deletion of an input glyph is prohibited. The glyphCount value must always be greater than 0.
(Th…
drj11 updated
2 years ago
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I’d like to propose some Open Type features to include in the fonts, but I cannot figure out where I should put the `.fea` files, because the build path for the fonts remains a mystery to me.
- [AFDKO…
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Hi, _**booleanoperations**_ locked the version constraint of _**fonttools**_ as fonttools ==4.0.2, which leads a troubling scenario to its direct downstream project _**afdko**_ which has dependency fo…
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Many of the other adobe source code fonts (source-code-pro, source-sans-pro, source-serif-pro) have a release branch which contains the pre-built fonts, which makes it easier to consume changes as it …
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Adobe’s @readroberts has now implemented in https://github.com/adobe-type-tools/afdko the change that he announced in https://github.com/behdad/fonttools/pull/334#issuecomment-137195061 that is he ext…
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This scenario has been coming up in FDK workshops periodically. I explain that VFs by themselves do not support extrapolation, but it is possible to “fake” an extrapolating VF, by extrapolating static…