Re: Bad character spacing (kerning?) in Linux

2018-03-07 Thread Arne Augenstein
Ok, it went faster than expected. I can confirm that missing subpixel rendering was the issue. Archlinux has some alternative freetype packages which provide Cleartype rendering. I found one that works on my machine and now the text is rendered correctly. Thanks a lot. I've searched for a so

Re: Bad character spacing (kerning?) in Linux

2018-03-07 Thread Arne Augenstein
Thanks Phil, I think you've put me on the right track. I'm using Manjaro, which is a very close derivative of Archlinux. Looking at https://wiki.archlinux.org/index.php/font_configuration#Subpixel_rendering it seems this really could be the underlying problem. Subpixel rendering is disabled by

Re: Bad character spacing (kerning?) in Linux

2018-03-07 Thread Phil Race
The Linux image shows greyscale text. The Mac image shows subpixel LCD text. The latter can be positioned with sub-pixel (1/3 pixel) resolution. Why does this make a difference ? JavaFX like CoreText + DirectWrite, and unlike GDI + Swing uses unhinted glyphs with floating point accumulation of