Code vereinfacht; mehr Variationen

FLUKE-8840A/createImages

 #!/bin/bash
 #
-# Rolf Niepraschk <Rolf.Niepraschk@ptb.de>, 2017-04-03
+# Rolf Niepraschk <Rolf.Niepraschk@ptb.de>, 2017-04-07
 #
 # Erzeugt aus einem leeren Messgeräte-Bild und neun 7-Segment-Bildern
-# neue Messgeräte-Bilder mit zufälliger Anzeige
+# neue Messgeräte-Bilder 
 #
 # Parameter1 = Anzahl der erzeugten Bilddateien
 #
@@ -11,19 +11,30 @@
 
 MAIN="FLUKE-8840A" # device name
 IMAGE_DIR=./images
-MAX_DIGITS=6 # do not edit!
+MAX_DIGITS=7 # do not edit!
 MAX_FILES=10 # do not edit!
 NUMBER_OF_DIGITS=$MAX_DIGITS
 
+SHOW_EXP=true
+
 if [ -n "$1" ]; then
   MAX_FILES=$1
   if [ -n "$2" ]; then
+    SHOW_EXP=false
     NUMBER_OF_DIGITS=$2
   fi  
 fi
 
+if (( $NUMBER_OF_DIGITS > $MAX_DIGITS )); then
+  NUMBER_OF_DIGITS=$MAX_DIGITS
+else 
+  if (( $NUMBER_OF_DIGITS < 1 )); then
+    NUMBER_OF_DIGITS=1
+  fi
+fi
+
 rm -rf "$IMAGE_DIR"
-mkdir -p "$IMAGE_DIR"
+mkdir -p "$IMAGE_DIR" 
 
 dotFile='dot.png'
 plusFile='plus.png'
@@ -40,23 +51,8 @@ digitFile[6]='digit-6.png'
 digitFile[7]='digit-7.png'
 digitFile[8]='digit-8.png'
 digitFile[9]='digit-9.png'
-digitFile[99]=$emptyCanvas
-
-digitPos[1]='+192+173.65'
-digitPos[2]='+226+173.65'
-digitPos[3]='+260+173.65'
-digitPos[4]='+294+173.65'
-digitPos[5]='+328+173.65'
-digitPos[6]='+362+173.65'
-
-dotPos[1]=${digitPos[1]}
-dotPos[2]=${digitPos[2]}
-dotPos[3]=${digitPos[3]}
-dotPos[4]=${digitPos[4]}
-dotPos[5]=${digitPos[5]}
-dotPos[6]=${digitPos[6]}
-
-signPos='+187+173'
+digitFile[10]='minus.png'
+digitFile[11]='plus.png'
 
 NUM2CHAR[0]='0'
 NUM2CHAR[1]='1'
@@ -68,77 +64,77 @@ NUM2CHAR[6]='6'
 NUM2CHAR[7]='7'
 NUM2CHAR[8]='8'
 NUM2CHAR[9]='9'
-NUM2CHAR[99]=''
+NUM2CHAR[10]='-'
+NUM2CHAR[11]='+'
+
+digitPos[1]='+158+173.65'
+digitPos[2]='+192+173.65'
+digitPos[3]='+226+173.65'
+digitPos[4]='+260+173.65'
+digitPos[5]='+294+173.65'
+digitPos[6]='+328+173.65'
+digitPos[7]='+362+173.65'
 
+dotPos[1]=${digitPos[1]}
+dotPos[2]=${digitPos[2]}
+dotPos[3]=${digitPos[3]}
+dotPos[4]=${digitPos[4]}
+dotPos[5]=${digitPos[5]}
+dotPos[6]=${digitPos[6]}
+dotPos[7]=${digitPos[7]}
 
 for ((FNb=1; FNb<=MAX_FILES; FNb++)); do
 
+value=""
 DPR=$((RANDOM % $NUMBER_OF_DIGITS + 1)) # random dot position (1..$NUMBER_OF_DIGITS)
 for (( i=1; i<=$MAX_DIGITS; i++ )); do
-  if [ $i == 1 ]; then # first digit is "1" combined with "+" or "-"
-    DNR[$i]=1
-    if [ $((RANDOM % 2)) == 1 ]; then # random sign (0|1)
-      signFile=$minusFile
-      signChar='-'
+  if (( $i <= $NUMBER_OF_DIGITS )); then
+    R=$((RANDOM % 12)) # random digit number (0..11='0'..'+')
+    eval DIGIT$i=${digitFile[R]}
+    value+="${NUM2CHAR[R]}"
+    if [ $DPR == $i ]; then
+      eval DOT$i="$dotFile"
+      value+="."
     else
-      signFile=$plusFile
-      signChar='+'
+      eval DOT$i=$emptyCanvas;
     fi
-  else
-    DNR[$i]=$((RANDOM % 10)) # random digit number (0..9)
-  fi
-  if [ $DPR == $i ]; then
-    DF[$i]="$dotFile"
-    DP[$i]="." # dot character
-  else
-    DF[$i]=$emptyCanvas
-    DP[$i]=""
-  fi  
-done 
-
-value="${signChar}"
-for (( i=1; i<=$MAX_DIGITS; i++ )); do  
-  if (( $i <= $NUMBER_OF_DIGITS )); then
-    eval DIGIT$i=${digitFile[ ${DNR[i]} ]}
-    eval DOT$i=${DF[i]}
-    value+="${NUM2CHAR[ ${DNR[i]} ]}${DP[i]}" 
   else
     eval DIGIT$i=$emptyCanvas;
     eval DOT$i=$emptyCanvas;
   fi
 done
 
-fname="$IMAGE_DIR/$MAIN@$value@.png"
+fname="$IMAGE_DIR/$MAIN@$value@.png" 
+
+echo -e "$FNb:\t$fname"
 
 convert body.png \
-  $signFile -geometry $signPos       -composite \
-  $DIGIT1   -geometry ${digitPos[1]} -composite \
-  $DOT1     -geometry ${dotPos[1]}   -composite \
-  $DIGIT2   -geometry ${digitPos[2]} -composite \
-  $DOT2     -geometry ${dotPos[2]}   -composite \
-  $DIGIT3   -geometry ${digitPos[3]} -composite \
-  $DOT3     -geometry ${dotPos[3]}   -composite \
-  $DIGIT4   -geometry ${digitPos[4]} -composite \
-  $DOT4     -geometry ${dotPos[4]}   -composite \
-  $DIGIT5   -geometry ${digitPos[5]} -composite \
-  $DOT5     -geometry ${dotPos[5]}   -composite \
-  $DIGIT6   -geometry ${digitPos[6]} -composite \
-  $DOT6     -geometry ${dotPos[6]}   -composite \
+  $DIGIT1   -geometry ${digitPos[1]}  -composite \
+  $DOT1     -geometry ${dotPos[1]}    -composite \
+  $DIGIT2   -geometry ${digitPos[2]}  -composite \
+  $DOT2     -geometry ${dotPos[2]}    -composite \
+  $DIGIT3   -geometry ${digitPos[3]}  -composite \
+  $DOT3     -geometry ${dotPos[3]}    -composite \
+  $DIGIT4   -geometry ${digitPos[4]}  -composite \
+  $DOT4     -geometry ${dotPos[4]}    -composite \
+  $DIGIT5   -geometry ${digitPos[5]}  -composite \
+  $DOT5     -geometry ${dotPos[5]}    -composite \
+  $DIGIT6   -geometry ${digitPos[6]}  -composite \
+  $DOT6     -geometry ${dotPos[6]}    -composite \
+  $DIGIT7   -geometry ${digitPos[7]}  -composite \
+  $DOT7     -geometry ${dotPos[7]}    -composite \
   $fname
-
+  
 exiv2 -M"set Exif.Image.ImageDescription value=$value" $fname
 
-echo -e "$FNb:\t$fname"
-
 done # MAX_FILES
 
 exit
-  
+
 -----------------------------------------------------------------------
 
 Auslesen der Exif-Daten:
-exiv2 -g Exif.Image.ImageDescription -P v ./images/FLUKE-8840A@+3724.05@.png
---> value=151.108
-
+exiv2 -g Exif.Image.ImageDescription -P v ./images/ADIXEN@???@.png
+--> value=???