From 93a70b9438ba52b2c30fe368e320f350c153c037 Mon Sep 17 00:00:00 2001
From: Sami Samhuri <sami@samhuri.net>
Date: Wed, 3 Mar 2021 21:11:56 -0800
Subject: [PATCH] Update script to generate app icons

---
 scale-app-icons     | 51 +++++++++++++++++++++++++++++++++++++++++++++
 scale-ios-app-icons | 33 -----------------------------
 2 files changed, 51 insertions(+), 33 deletions(-)
 create mode 100755 scale-app-icons
 delete mode 100755 scale-ios-app-icons

diff --git a/scale-app-icons b/scale-app-icons
new file mode 100755
index 0000000..0d8b1b6
--- /dev/null
+++ b/scale-app-icons
@@ -0,0 +1,51 @@
+#!/bin/zsh
+
+function usage() {
+  NAME=$(basename "$0")
+  echo "Usage: ${NAME} <source-icon> <output-directory>"
+}
+
+IN_FILE="$1"
+OUT_DIR="$2"
+
+if [[ ! -r "$IN_FILE" ]]; then
+  echo "Missing source icon, or file not found: $IN_FILE"
+  usage
+  exit 1
+fi
+if [[ ! -d "$OUT_DIR" ]]; then
+  echo "Missing output directory, or directory not found: $OUT_DIR"
+  usage
+  exit 2
+fi
+
+FILENAME=$(basename "$IN_FILE")
+
+echo "* Generating App Store marketing icon at 1024x1024 px"
+APPSTORE_FILE="${OUT_DIR}/${FILENAME%.png}_marketing_1024.png"
+echo "> convert '${IN_FILE}' -scale 1024x1024 '${APPSTORE_FILE}'"
+gm convert "$IN_FILE" -scale 1024x1024 "$APPSTORE_FILE"
+
+for SIZE in 20 29 40 60; do
+  PREFIX="${FILENAME%.png}_iPhone_$SIZE"
+  echo "* Generating iPhone icons at $SIZE points with filename prefix $PREFIX"
+  S=$((2 * SIZE))
+  gm convert "$IN_FILE" -scale ${S}x${S} "$OUT_DIR/$PREFIX@2x.png"
+  S=$((3 * SIZE))
+  gm convert "$IN_FILE" -scale ${S}x${S} "$OUT_DIR/$PREFIX@3x.png"
+done
+
+for SIZE in 20 29 40 76 83.5; do
+  PREFIX="${FILENAME%.png}_iPad_$SIZE"
+  echo "* Generating iPad icons at $SIZE points with filename prefix $PREFIX"
+  S=$((2 * SIZE))
+  gm convert "$IN_FILE" -scale ${S}x${S} "$OUT_DIR/$PREFIX@2x.png"
+done
+
+for SIZE in 16 32 128 256 512; do
+  PREFIX="${FILENAME%.png}_Mac_$SIZE"
+  echo "* Generating Mac icons at $SIZE points with filename prefix $PREFIX"
+  gm convert "$IN_FILE" -scale ${SIZE}x${SIZE} "$OUT_DIR/$PREFIX.png"
+  S=$((2 * SIZE))
+  gm convert "$IN_FILE" -scale ${S}x${S} "$OUT_DIR/$PREFIX@2x.png"
+done
diff --git a/scale-ios-app-icons b/scale-ios-app-icons
deleted file mode 100755
index d714219..0000000
--- a/scale-ios-app-icons
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/bin/sh
-
-function usage() {
-  NAME=$(basename "$0")
-  echo "Usage: ${NAME} <source-icon> <output-directory>"
-}
-
-IN_FILE="$1"
-OUT_DIR="$2"
-
-if [[ ! -r "$IN_FILE" ]]; then
-  echo "Missing source icon, or file not found: $IN_FILE"
-  usage
-  exit 1
-fi
-if [[ ! -d "$OUT_DIR" ]]; then
-  echo "Missing output directory, or directory not found: $OUT_DIR"
-  usage
-  exit 2
-fi
-
-FILENAME=$(basename "$IN_FILE")
-
-echo "* Generating App Store icon at 1024x1024 px"
-APPSTORE_FILE="${OUT_DIR}/${FILENAME%.png}_1024.png"
-echo "> convert '${IN_FILE}' -scale 1024x1024 '${APPSTORE_FILE}'"
-gm convert "$IN_FILE" -scale 1024x1024 "$APPSTORE_FILE"
-
-for SIZE in 20 29 40 60 76 83.5; do
-  PREFIX="${FILENAME%.png}_$SIZE"
-  echo "* Generating app icons at $SIZE points with filename prefix $PREFIX"
-  retina-scale "$IN_FILE" "$OUT_DIR" "$PREFIX" $SIZE $SIZE
-done