2010-08-27 09:54:26 +03:00
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#!/bin/sh
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THUMB_OPTS="-w 3 -d 60 -n 1,1,0"
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shrink()
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{
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pnmscale -width 120 "$@" || exit
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}
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pngdiff()
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{
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# pngdiff preproc outfile arg ...
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pp="$1"
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of="$2"
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shift 2
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if ! PATH=$PATH:`dirname $0`/ppmdiff ppmdiff "$@" >"$out/_tmp"; then
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rm "$out/_tmp"
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return 1
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fi
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$pp "$out/_tmp" | pnmtopng >"$of"
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rm -f "$out/_tmp"
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}
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usage()
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{
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echo "usage: $0 [top-dir] [top-schem] [outdir]" 2>&1
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exit 1
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}
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if [ ! -z "$1" -a -d "$1/.git" ]; then
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dir="$1"
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shift
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else
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dir=.
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while [ ! -d $dir/.git ]; do
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if [ $dir -ef $dir/.. ]; then
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echo "no .git/ directory found in hierarchy" 1>&2
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exit 1
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fi
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dir=$dir/..
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done
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fi
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if [ ! -z "$1" -a -f "$dir/$1" -a \
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-f "$dir"/`dirname "$1"`/`basename "$1" .sch`.pro ]; then
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sch="$1"
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shift
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else
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for n in "$dir"/*.sch; do
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[ -f `dirname "$n"`/`basename "$n" .sch`.pro ] || continue
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if [ ! -z "$sch" ]; then
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echo "multiple choices for top-level .sch file" 1>&2
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exit 1
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fi
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sch="$n"
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done
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if [ -z "$sch" -o "$sch" = "$dir/*.sch" ]; then
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echo "no candidate for top-level .sch file found" 1>&2
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exit 1
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fi
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fi
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if [ ! -z "$1" ] && [ ! -e "$1" ] || [ -d "$1" -a ! -d "$1"/.git ]; then
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out="$1"
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shift
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else
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out=_out
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fi
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[ -z "$1" ] || usage
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PATH=`dirname "$0"`:"$PATH"
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first=`gitenealogy "$dir/$sch" | sed '$s/ .*//p;d'`
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schname=`gitenealogy "$dir/$sch" | sed '$s/^.* //p;d'`
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# @@@ POOR MAN'S CACHE
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if true; then
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rm -rf "$out"
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mkdir -p "$out/names"
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for n in $first `git rev-list --reverse $first..HEAD`; do
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echo Processing $n
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new=`gitenealogy "$dir/$sch" | sed "/^$n /s///p;d"`
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if [ ! -z "$new" ]; then
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echo Name change $schname to $new
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schname="$new"
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fi
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mkdir "$out/ppm_$n"
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gitsch2ppm "$dir" "$schname" $n "$out/ppm_$n" || exit
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gitsch2ppm -w 500 "$dir" "$schname" $n "$out/fat_$n" || exit
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for m in "$out/ppm_$n/"*; do
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[ "$m" = "$out/ppm_$n/*" ] && break
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touch "$out/names/"`basename "$m" .ppm`
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done
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done
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fi
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cat <<EOF >"$out/index.html"
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<HTML>
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<BODY>
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<TABLE bgcolor="#f0f0ff" callpadding=1>
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<TR>
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EOF
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for m in `ls -1 "$out/names"`; do
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echo "<TD><B>$m</B>" >>"$out/index.html"
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done
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head=`git rev-list HEAD~1..HEAD`
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next="$head"
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for n in `git rev-list $first..HEAD~1` $first; do
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empty=true
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s="<TR><TR>"
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mkdir -p "$out/diff_$next" "$out/thumb_$next"
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for m in `ls -1 "$out/names"`; do
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a="$out/ppm_$n/$m.ppm"
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fat_a="$out/fat_$n/$m.ppm"
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b="$out/ppm_$next/$m.ppm"
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fat_b="$out/fat_$next/$m.ppm"
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diff="$out/diff_$next/$m.png"
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thumb="$out/thumb_$next/$m.png"
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if [ -f "$a" -a -f "$b" ]; then
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s="$s<TD>"
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pngdiff cat "$diff" "$a" "$b" || continue
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pngdiff shrink "$thumb" -f $THUMB_OPTS "$fat_a" "$fat_b" || exit
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elif [ -f "$a" ]; then
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s="$s<TD>"
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2010-08-27 10:52:26 +03:00
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pngdiff cat "$diff" -f -c 1,0,0 "$a" "$a" || exit
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pngdiff shrink "$thumb" -f -c 1,0,0 $THUMB_OPTS "$fat_a" "$fat_a" \
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|| exit
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2010-08-27 09:54:26 +03:00
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elif [ -f "$out/$next/$m.ppm" ]; then
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s="$s<TD>"
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2010-08-27 10:52:26 +03:00
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pngdiff cat "$diff" -f -c 0,1,0 "$b" "$b" || exit
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pngdiff shrink "$thumb" -f -c 0,1,0 $THUMB_OPTS "$fat_b" "$fat_b" \
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|| exit
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2010-08-27 09:54:26 +03:00
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else
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2010-08-27 10:52:26 +03:00
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s="$s<TD>"
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2010-08-27 09:54:26 +03:00
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continue
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fi
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echo "$s" >>"$out/index.html"
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s=
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empty=false
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echo "<A href=\"diff_$next/$m.png\"><IMG src=\"thumb_$next/$m.png\"></A>" >>"$out/index.html"
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done
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if ! $empty; then
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(
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cat <<EOF
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$s<TD valign="middle">
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<TABLE bgcolor="#000000" cellspacing=0 width="100%"><TR><TD></TABLE>
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EOF
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mkdir -p "$out/diff_$next" "$out/thumb_$next"
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echo "<PRE>"
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git log --pretty=short $n..$next
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echo "</PRE>"
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) >>"$out/index.html"
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fi
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next=$n
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done
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echo "</TABLE>" >>"$out/index.html"
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exit 1
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