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picom: use a wrapper script to template picom configuration file

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Vincent Bernat 2021-11-02 10:12:56 +01:00
parent 9371fff442
commit 3770929742
5 changed files with 20 additions and 5 deletions
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13
bin/picom-configure Executable file
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@ -0,0 +1,13 @@
#!/bin/sh -e
DPI=$(xrdb -query | sed -nE 's/^Xft\.dpi:\s*//p')
POLYBAR_HEIGHT=$((20 * DPI / 96))
# Configure picom
cat ~/.config/i3/dotfiles/picom.conf \
| sed -e "s/@POLYBAR_HEIGHT@/$POLYBAR_HEIGHT/" \
> $XDG_RUNTIME_DIR/i3/picom.conf.new
# Put new configuration file in place
cmp $XDG_RUNTIME_DIR/i3/picom.conf.new $XDG_RUNTIME_DIR/i3/picom.conf 2> /dev/null || \
mv $XDG_RUNTIME_DIR/i3/picom.conf.new $XDG_RUNTIME_DIR/i3/picom.conf

4
dotfiles/picom.conf
View file

@ -37,11 +37,11 @@ opacity-rule = [
# Shadow and fading
fade-in-step = 0.08;
fade-out-step = 0.08;
shadow-opacity = 0.3;
shadow-opacity = 0.5;
shadow-radius = 10;
shadow-offset-x = -3;
shadow-offset-y = -3;
xinerama-shadow-crop = false;
shadow-exclude-reg = "x@POLYBAR_HEIGHT@+0+0"
wintypes:
{
normal = { shadow = true; };

4
dotfiles/systemd/picom.service
View file

@ -3,5 +3,7 @@ Description=Compositor for X11
PartOf=graphical-session.target
[Service]
ExecStart=/usr/bin/picom
ExecStartPre=%h/.config/i3/bin/picom-configure
ExecStart=/usr/bin/picom --config ${XDG_RUNTIME_DIR}/i3/picom.conf
ExecReload=%h/.config/i3/bin/picom-configure
Restart=on-failure

3
dotfiles/systemd/xsettingsd.service
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@ -10,5 +10,6 @@ ExecReload=%h/.config/i3/bin/xsettingsd-setup
ExecReload=/usr/bin/kill -HUP $MAINPID
# Restart i3 (it uses Xft.dpi)
ExecReload=-/usr/bin/i3-msg restart
# Restart polybar (it uses an environment variable)
# Restart polybar and reload picom (they use an environment variable)
ExecReload=/bin/systemctl --user try-restart polybar.service
ExecReload=/bin/systemctl --user try-reload picom.service

1
dotfiles/xsession
View file

@ -31,7 +31,6 @@ gtk3.css .config/gtk-3.0/gtk.css
qt5ct.conf .config/qt5ct/qt5ct.conf
systemd .config/systemd/user
dunstrc .config/dunst/dunstrc
picom.conf .config/picom.conf
polybar.conf .config/polybar/config
rofi.conf .config/rofi/config.rasi
fonts.conf .config/fontconfig/fonts.conf