From 8b5ed549ef4c1b59a056a221aac302b7252b6204 Mon Sep 17 00:00:00 2001
From: Sébastien Dailly <sebastien@chimrod.com>
Date: Tue, 14 Sep 2021 21:55:28 +0200
Subject: Gradient over time background

---
 i3/scripts/i3/wallpaper.sh | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

(limited to 'i3/scripts')

diff --git a/i3/scripts/i3/wallpaper.sh b/i3/scripts/i3/wallpaper.sh
index adff385..9bf88d4 100755
--- a/i3/scripts/i3/wallpaper.sh
+++ b/i3/scripts/i3/wallpaper.sh
@@ -18,7 +18,7 @@ image=$1
 #    -addd "#ffffff00" 90 \
 #    -gradient 0
 
-if [ -z ${VNCDESKTOP} ]; then 
+if [ -z "${VNCDESKTOP}" ]; then 
   hsetroot \
     -fill "${image}" \
     -add "#ffffff77" \
@@ -27,5 +27,19 @@ if [ -z ${VNCDESKTOP} ]; then
     -addd "#ffffff00" 90 \
     -gradient 0
 else 
-     xsetroot -solid grey
-end
+    #dominant=$(hexdump -n 3 -e '"%06X" 1 "\n"' /dev/urandom)
+
+    # Traverse the chromatic circle in 5 hours
+    cutoff=18000
+
+    dominant=$(python3 -c "import colorsys ; import datetime ; now = datetime.datetime.now() ; min = datetime.datetime.min ; sec = (now - min).seconds % $cutoff ; print(''.join('%02x' % int(i*255) for i in colorsys.hsv_to_rgb(sec/$cutoff, 0.35, 1)))")
+    hsetroot \
+    -solid "#${dominant}"  \
+    -add  "#d8dee9ff" \
+    -addd  "#d8dee9ff" 5 \
+    -addd "#ffffff77" 40 \
+    -addd "#ffffff77" 90 \
+    -addd "#F0F0F0FF" 40 \
+    -addd "#F0F0F0" 5 \
+    -gradient 0
+fi
-- 
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