From 21743fa9b07e20c09cf53c0242a8e442c73ee157 Mon Sep 17 00:00:00 2001
From: Vincent Bernat <vincent@bernat.ch>
Date: Tue, 2 Nov 2021 10:22:59 +0100
Subject: [PATCH] picom: adapt shadow radius to DPI

---
 bin/picom-configure | 7 +++++--
 dotfiles/picom.conf | 6 +++---
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/bin/picom-configure b/bin/picom-configure
index a7fb270..8c1f8d7 100755
--- a/bin/picom-configure
+++ b/bin/picom-configure
@@ -1,11 +1,14 @@
 #!/bin/sh -e
 
-DPI=$(xrdb -query | sed -nE 's/^Xft\.dpi:\s*//p')
-POLYBAR_HEIGHT=$((20 * DPI / 96))
+dpi=$(xrdb -query | sed -nE 's/^Xft\.dpi:\s*//p')
+
+POLYBAR_HEIGHT=$((20 * dpi / 96))
+SHADOW_RADIUS=$((12 * dpi / 96))
 
 # Configure picom
 cat ~/.config/i3/dotfiles/picom.conf \
     | sed -e "s/@POLYBAR_HEIGHT@/$POLYBAR_HEIGHT/" \
+    | sed -e "s/@SHADOW_RADIUS@/$SHADOW_RADIUS/" \
           > $XDG_RUNTIME_DIR/i3/picom.conf.new
 
 # Put new configuration file in place
diff --git a/dotfiles/picom.conf b/dotfiles/picom.conf
index 777da41..eab7f38 100644
--- a/dotfiles/picom.conf
+++ b/dotfiles/picom.conf
@@ -38,9 +38,9 @@ opacity-rule = [
 fade-in-step = 0.08;
 fade-out-step = 0.08;
 shadow-opacity = 0.5;
-shadow-radius = 10;
-shadow-offset-x = -3;
-shadow-offset-y = -3;
+shadow-radius = @SHADOW_RADIUS@;
+shadow-offset-x = 0;
+shadow-offset-y = 0;
 shadow-exclude-reg = "x@POLYBAR_HEIGHT@+0+0"
 wintypes:
 {