3 files changed, 27 insertions, 4 deletions

diff --git a/utils/gentranscode.sh b/utils/gentranscode.sh
index abc3480..f820d7c 100755
--- a/utils/gentranscode.sh
+++ b/utils/gentranscode.sh
@@ -1,12 +1,17 @@
 #!/bin/sh
 
-gcc -DDEBUG h48_to_src.c ../src/cube.c
+gcc -DDEBUG h48_to_src.c ../src/cube.c -o h48_to_src
+gcc -DDEBUG invert.c ../src/cube.c -o invert
 
 for f in transform_??_???.txt; do
         trans="$(echo $f | sed 's/.*_// ; s/\.txt//')"
         printf '[%s] = ' "$trans"
-        ./a.out <"$f"
+        if [ "$1" = "-i" ]; then
+                ./invert <"$f" | ./h48_to_src
+        else
+                ./h48_to_src <"$f"
+        fi
         printf ',\n'
 done
 
-rm a.out
+rm -f h48_to_src invert
diff --git a/utils/h48_to_src.c b/utils/h48_to_src.c
index b79e94b..97ee4bf 100644
--- a/utils/h48_to_src.c
+++ b/utils/h48_to_src.c
@@ -14,7 +14,6 @@ int main() {
         cube = readcube(H48, str);
         writecube(SRC, cube, str);
         fputs(str, stdout);
-        /* putc('\n', stdout); */
 
         return 0;
 }
diff --git a/utils/invert.c b/utils/invert.c
new file mode 100644
index 0000000..3088273
--- /dev/null
+++ b/utils/invert.c
@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <inttypes.h>
+#include <stdbool.h>
+
+#include "../src/cube.h"
+
+#define STRLENMAX 1000
+
+int main() {
+        char str[STRLENMAX];
+        cube_t cube;
+
+        fgets(str, STRLENMAX, stdin);
+        cube = readcube(H48, str);
+        writecube(H48, inverse(cube), str);
+        fputs(str, stdout);
+
+        return 0;
+}