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|
#!/bin/bash
#
# Copyright 2020-2021 The Khronos Group Inc.
#
# SPDX-License-Identifier: Apache-2.0
# compareImages - compare all asciidoctor images in two branches
# Usage: compareImages branch1 branch2
# Where to put temporary files
compare=compare
branch1=$1
branch2=$2
echo "Preparing test tree under compare/"
rm -rf $compare
echo "Gathering images under compare/$1 compare/$2"
if git checkout $branch1 ; then
img1=$compare/$branch1
files1=$compare/$branch1-files
mkdir -p $img1
cp images/*.svg $img1
(cd $img1 ; ls) > $files1
else
echo "Can't switch to branch $branch1"
rm -rf $compare
exit 1
fi
if git checkout $branch2 ; then
img2=$compare/$branch2
files2=$compare/$branch2-files
mkdir -p $img2
cp images/*.svg $img2
(cd $img2 ; ls) > $files2
else
echo "Can't switch to branch $branch2"
rm -rf $compare
exit 1
fi
srcfile=compare/compImages.adoc
# Boilerplate header
echo "= Image Comparison of Vulkan images in $branch1 $branch2
:data-uri:
:icons: font
include::../config/attribs.txt[]
" > $srcfile
# Files common to both branches
echo "== Images Common to Both Branches
" >> $srcfile
# Identical images
identical=()
# Where to generate comparison images
compdir=$compare/compare
mkdir -p $compdir
for file in `comm -12 $files1 $files2` ; do
echo "Comparing $file"
if diff -q $img1/$file $img2/$file > /dev/null ; then
identical+=( $file )
# Files are identical
else
# sum1=`sum $img1/$file | awk '{print $1}'`
# sum2=`sum $img2/$file | awk '{print $1}'`
#
# if test $sum1 -eq $sum2 ; then
# Generate comparison image
compfile="$compdir/$file"
compare $img1/$file $img2/$file $compfile
echo "=== $file
image::$branch1/$file[title=\"$file in $branch1\",align=\"center\",opts=\"inline\"]
image::$branch2/$file[title=\"$file in $branch2\",align=\"center\",opts=\"inline\"]
image::compare/$file[title=\"Comparison of branches\",align=\"center\",opts=\"inline\"]
<<<
" >> $srcfile
fi
done
# Identical files
echo "== Identical images
" >> $srcfile
for file in ${identical[@]} ; do
echo " * $file" >> $srcfile
done
echo >> $srcfile
# Files only in first branch
echo "== Images only in $branch1
" >> $srcfile
for file in `comm -23 $files1 $files2` ; do
echo " * $file" >> $srcfile
done
echo >> $srcfile
# Files only in second branch
echo "== Images only in $branch2
" >> $srcfile
for file in `comm -13 $files1 $files2` ; do
echo " * $file" >> $srcfile
done
echo >> $srcfile
outfile=$compare/`basename $srcfile .adoc`.pdf
echo "Generating $outfile from $srcfile"
asciidoctor -b pdf -r asciidoctor-pdf -o $outfile $srcfile
|
