From 6f31e808731eb35e657637d80729b42d0e39ac17 Mon Sep 17 00:00:00 2001
From: Tonton Th <tth@linda.buvette.org>
Date: Fri, 13 Nov 2026 20:48:10 +0100
Subject: [PATCH] use fractional build (see the doc)

---
 tools/make_one_seq.sh | 36 +++++++++++++++++++++---------------
 1 file changed, 21 insertions(+), 15 deletions(-)

diff --git a/tools/make_one_seq.sh b/tools/make_one_seq.sh
index 6f9d6a4..169d98f 100755
--- a/tools/make_one_seq.sh
+++ b/tools/make_one_seq.sh
@@ -6,27 +6,32 @@ source tools/config.sh
 source tools/fonctions.sh
 
 SEQNAME="$1"
-START=0
+LAST="WS/$SEQNAME.last"
 
-if [ $# == 2 ]
+if [ ! -r $LAST ]
 then
-	START=$2
+	echo 0 > $LAST
 fi
 
-echo "$0 $SEQNAME from $START" >> WS/log
+NEXT=$(head -1 $LAST)
+
+echo "MakeOneSeq $SEQNAME : $NEXT" >> WS/log
 
 DIMS="-W$Img_Width -H$Img_Height"
 NBFR=" Declare=NbFrames=$NBFRAMES "
-POVOPT="+q9 +A0.02 -d ${DIMS} ${NBFR} -WT4"
+POVOPT="+q9 +A -v -d ${DIMS} ${NBFR} -WT4"
 echo $NBFR "frames."
-echo $POVOPT ; echo ; sleep 2
+# echo $POVOPT ; echo ; sleep 2
 
-TMPIMG=/dev/shm/${SEQNAME}-tmp.png
+TMPIMG=/dev/shm/hc-${SEQNAME}-tmp.png
 # echo "TMPIMG" ${TMPIMG} | tee -a WS/log                 # DEBUG !
-INC=1
-for frame in $(seq $START $INC $((NBFRAMES-1)))
-do
 
+count=$(( ($RANDOM % 33) + 50 ))
+printf "cout : %3d\n" $count | tee -a WS/log
+
+for idx in $(seq 0 $count)
+do
+	frame=$(( $idx + $NEXT ))
 	img=$(printf "frames/%s/%05d.png" $SEQNAME $frame)
 	debut=$(date +%s)
 	set +e
@@ -35,7 +40,7 @@ do
 	if [ $err != 0 ] ; then
 		echo "$SEQNAME fail $frame" >> WS/log
 		mogrify -colorspace gray -blur 5x5 -colors 8 $img
-		visual_sleep "render fail" 12
+		visual_sleep "render fail" 30
 		continue
 	fi
 	set -e
@@ -44,8 +49,8 @@ do
 	# echo $frame $img $txt
 	convert    ${TMPIMG}				\
 		-font Courier-Regular			\
-		-pointsize 52				\
-		-kerning   4				\
+		-pointsize 56				\
+		-kerning   7				\
 		-strokewidth 1				\
 		-fill ${STROKOL}  -stroke ${TEXTCOL}	\
 		-gravity south-west			\
@@ -58,11 +63,12 @@ do
 	printf "%-12s %5d %5d\n" 	\
 		${SEQNAME} $frame $(( fin-debut )) | \
 				tee -a WS/mp4.timing
-	echo
+	echo $(( $NEXT + 1)) > $LAST
+
 done
 
 date --utc > WS/$SEQNAME.done
-echo 
+echo
 
 ff_encodage $SEQNAME wip-${SEQNAME}.mp4