X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=icon%2Fmake-png;fp=icon%2Fmake-png;h=748cf32e0927bed4eb144a3db57fccd70dd9eb6f;hp=0000000000000000000000000000000000000000;hb=4ec960b705b87b15d015abb2a9a3e23eee414f1d;hpb=951fda701ed31f4d8390c130215597e8f63e837e

diff --git a/icon/make-png b/icon/make-png
new file mode 100755
index 00000000..748cf32e
--- /dev/null
+++ b/icon/make-png
@@ -0,0 +1,34 @@
+#!/bin/sh
+
+case $# in
+3)
+	;;
+*)
+	echo "Usage: $0 <input.svg> <size> <output.png>" 1>&2
+	exit 1
+	;;
+esac
+
+SVG=$1
+SIZE=$2
+PNG=$3
+
+SHADOW=$(($SIZE / 16))
+IMAGE=$(($SIZE - $SHADOW))
+
+OPACITY=80
+BLUR=$(($SHADOW / 4))
+SHIFT=$(($SHADOW - $BLUR))
+
+echo SHADOW $SHADOW IMAGE $IMAGE OPACITY $OPACITY SHIFT $SHIFT BLUR $BLUR
+
+TMP=image-$$.png
+
+trap "rm $TMP" 0 1 15
+
+rsvg-convert -w $IMAGE -h $IMAGE -o $TMP $SVG
+
+convert $TMP \
+	\( +clone -background black -shadow ${OPACITY}x${BLUR}+${SHIFT}+${SHIFT} \) \
+	+swap -background none -layers merge -crop ${SIZE}x${SIZE}+0+0 +repage $PNG
+