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         /usr/share/fonts..."

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Created page with "= DPI resolution = * setup fonts.conf <pre> <?xml version="1.0"?> <!DOCTYPE fontconfig SYSTEM "fonts.dtd"> <fontconfig> <dir prefix="xdg">/usr/share/fonts</dir>..."

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= DPI resolution =

* setup fonts.conf

<pre>
<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>

<dir prefix="xdg">/usr/share/fonts</dir>



<match target="font">
<edit name="rgba" mode="assign">
<const>rgb</const>
</edit>
</match>

<match target="font">
<edit name="antialias" mode="assign">
<bool>true</bool>
</edit>

<edit name="hinting" mode="assign">
<bool>true</bool>
</edit>

<edit name="hintstyle" mode="assign">
<const>hintfull</const>
</edit>

<edit name="autohint" mode="assign">
<bool>false</bool>
</edit>
</match>



<match target="pattern">
<test qual="any" name="family"><string>mono</string></test>
<edit name="family" mode="assign"><string>monospace</string></edit>
</match>



<alias>
<family>sans-serif</family>
<prefer>
<family>DejaVuSans</family>
</prefer>
</alias>
<alias>
<family>sans</family>
<prefer>
<family>DejaVuSans</family>
</prefer>
</alias>
<alias>
<family>serif</family>
<prefer>
<family>DejaVuSerif</family>
</prefer>
</alias>
<alias>
<family>monospace</family>
<prefer>
<family>DejaVuSansMono</family>
</prefer>
</alias>
<alias>
<family>mono</family>
<prefer>
<family>DejaVuSansMono</family>
</prefer>
</alias>



<alias>
<family>Times</family>
<prefer><family>Times New Roman</family></prefer>
<default><family>serif</family></default>
</alias>
<alias>
<family>Helvetica</family>
<prefer><family>Arial</family></prefer>
<default><family>sans</family></default>
</alias>
<alias>
<family>Courier</family>
<prefer><family>Courier New</family></prefer>
<default><family>monospace</family></default>
</alias>

</fontconfig>

</pre>

* setup .Xresources

<pre>
! Xft
!!! define X11 global font settings
Xft.dpi: 120

!!! from https://wiki.archlinux.org/index.php/HiDPI#X_Resources
!!! and https://wiki.archlinux.org/index.php/Font_configuration#Applications_without_fontconfig_support
Xft.lcdfilter: lcddefault
Xft.antialias: true
Xft.hinting: true
Xft.autohint: false
Xft.hintstyle: hintfull
Xft.rgba: rgb
! /Xft

! XTerm
!!! Adjust line spacing
XTerm.scaleHeight: 1.10

!!! Select the font for xterm
!!! use 'fc-list | cut -f2 -d: | sort -u | grep -i mono' to see what is available
XTerm.vt100.renderFont: true
XTerm.vt100.faceName: DejaVu Sans Mono:style=Book:antialias=true
XTerm.vt100.faceSize: 10
XTerm.vt100.faceSize1: 2
XTerm.vt100.faceSize2: 4
XTerm.vt100.faceSize3: 6
XTerm.vt100.faceSize4: 8
XTerm.vt100.faceSize5: 10
XTerm.vt100.faceSize6: 12
! /XTerm
</pre>

* setup .xsession
<pre>
# configure X DPI resolution
# from https://wiki.archlinux.org/index.php/HiDPI#GTK+_vs_Gnome_Shell_elements_on_Xorg
# and https://developer.gnome.org/gtk3/stable/gtk-x11.html
#export GDK_SCALE=2 # scale UI elements
#export GDK_DPI_SCALE=0.5 # to un-scale some fonts that would be scaled twice in gtk apps
#export QT_FONT_DPI=120 # to avoid double-scaling of fonts in qt apps

# from http://xpt.sourceforge.net/techdocs/nix/x/fonts/xf21-XOrgFontConfiguration/single/
# GTK+2.0 needs to have a variable set in order to use xft. Gtk+2.2 uses Xft by default.
export GDK_USE_XFT=1
</pre>

= References =

* https://wiki.archlinux.org/title/font_configuration#Hinting
* https://bbs.archlinux.org/viewtopic.php?id=246147
* https://github.com/saimn/dotfiles/blob/master/Xresources
* https://en.wikipedia.org/wiki/Dots_per_inch#Computer_monitor_DPI_standards

DPI resolution - Revision history

T1t0: Created page with "= DPI resolution = * setup fonts.conf
/usr/share/fonts..."