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Re: [patch] GAL pixel alignment


jp charras kirjoitti 11.2.2019 klo 13.36:
> Le 11/02/2019 à 11:55, John Beard a écrit :

>> *Tiny* nit-pick: junction circles seem to sometimes round down and
>> left, so when zoomed-out they are noticeably offset from the wire
>> junction. But this is not any kind of blocking issue IMO.
>> I'm not sure text is dramatically improved here: it's certainly less
>> fuzzy, but it's more distorted (eg. AN0 looks a bit like AND). But I
>> don't really mind either.

> AFAIK, note "AN0 looks a bit like AND" exists also in legacy mode with
> our stroke font.
> Could be the price to pay when using integer draw coordinates.

To solve these the font rendering has to be done separately form the
main scene and concentric circles need special handling as groups, etc.

Otherwise very fine as expected from Tomasz, thanks :) Tested on Ubuntu
18.04, AMD FirePro W5100, open source drivers:

Vendor: X.Org (0x1002)
Device: AMD BONAIRE (DRM 2.50.0, 4.18.0-15-lowlatency, LLVM 7.0.0) (0x6649)
Version: 18.2.2
Accelerated: yes
Video memory: 4096MB
Unified memory: no
Preferred profile: core (0x1)
Max core profile version: 4.5
Max compat profile version: 4.4
Max GLES1 profile version: 1.1
Max GLES[23] profile version: 3.2