Make starting pipe types deterministic.

Starting colours are assigned deterministically (and in order) to each
pipe. Starting types were assigned randomly, though. Now they are
assigned the same as colours.

Author: parkercoates

pipes.sh

@@ -102,7 +102,7 @@ for (( i=1; i<=p; i++ )); do
     c[i]=$((i%8)) n[i]=0 l[i]=0
     ((x[i]=RNDSTART==1?RANDOM*w/32768:w/2))
     ((y[i]=RNDSTART==1?RANDOM*h/32768:h/2))
-    v[i]=${V[${#V[@]} * RANDOM / M]}
+    v[i]=${V[$((i%${#V[@]}))]}
 done
 
 stty -echo