Generate debug icons with batch.

android-debug-icons

#!/bin/bash

# all coordinate specified by percentage
x=75
y=75
w=12
h=12
color=yellow

icons=`cd src/main;echo res/*-*dpi/ic_launcher.png`

for icon in $icons
do
  size=`identify src/main/$icon |sed 's/.*[0-9]x\([0-9][0-9]*\).*/\1/'`
  x0=$(( $size * $x / 100 ))
  y0=$(( $size * $y / 100))
  x1=$(( $size * ( $x + $w ) / 100))
  y1=$(( $size * ( $y + $h ) / 100))
  mkdir -p src/debug/$icon:h
  convert src/main/$icon -fill $color -draw "rectangle $x0,$y0 $x1,$y1" src/debug/$icon
done