From ea5f5373034f124a3a6235fcd276a064c1496cd0 Mon Sep 17 00:00:00 2001
From: Joe Groocock <me@frebib.net>
Date: Sun, 23 Oct 2022 11:59:37 +0100
Subject: [PATCH] scripts/dpi: Constant blur/corner-radius scaling

Scale picom blur and corner radius according to a constant scale factor
much like we do for cursor sizes. This ideally would be defined
somewhere centrally, but this is better than nothing.

Signed-off-by: Joe Groocock <me@frebib.net>
---
 picom/picom.conf | 2 +-
 scripts/dpi      | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/picom/picom.conf b/picom/picom.conf
index 4e47255..3a08bad 100644
--- a/picom/picom.conf
+++ b/picom/picom.conf
@@ -38,7 +38,7 @@ opacity-rule = [
 blur:
 {
 	method = "dual_kawase";
-	strength = 8;
+	strength = 12;
 };
 blur-background-frame = true;
 blur-background-fixed = true;
diff --git a/scripts/dpi b/scripts/dpi
index a3ff52e..5e33eb2 100755
--- a/scripts/dpi
+++ b/scripts/dpi
@@ -4,7 +4,9 @@ set -eu
 # Based on https://github.com/vincentbernat/awesome-configuration/blob/master/bin/xsettingsd-setup
 CONF_DIR="${XDG_CONFIG_HOME:-$HOME/.config}"
 
+BLUR_STRENGTH=12
 CURSOR_SIZE=28
+CORNER_RADIUS=9
 
 xrdbget() {
     set -o pipefail
@@ -31,8 +33,8 @@ scale=$(( dpi/96 ))
 cursor=$(( (dpi*CURSOR_SIZE)/96 ))
 
 # Update picom scale
-sed -i -e "s/strength =.*$/strength = $(( dpi*8/96 ));/" \
-    -e "s/corner-radius =.*$/corner-radius = $(( dpi/13 ));/" \
+sed -i -e "s/strength =.*$/strength = $(( (dpi*BLUR_STRENGTH)/96 ));/" \
+    -e "s/corner-radius =.*$/corner-radius = $(( (dpi*CORNER_RADIUS)/96 ));/" \
     "$CONF_DIR/picom/picom.conf" &
 
 # Build xsettingsd.conf