some progress

1 files changed, 13 insertions, 24 deletions

diff --git a/src/alg.c b/src/alg.c
index ffe1679..d9317ab 100644
--- a/src/alg.c
+++ b/src/alg.c
@@ -110,36 +110,25 @@ allowed_next_HTM(Move l2, Move l1, Move m)
 static int
 axis(Move m)
 {
-        Move i;
-
-        static bool initialized = false;
-        static int aux[NMOVES];
-
-        if (!initialized) {
-                for (i = 0; i < NMOVES; i++) {
-                        if (i == NULLMOVE)
-                                aux[i] = 0;
+        if (m == NULLMOVE)
+                return 0;
 
-                        if (i >= U && i <= B3)
-                                aux[i] = (i-1)/6 + 1;
+        if (m >= U && m <= B3)
+                return (m-1)/6 + 1;
         
-                        if (i >= Uw && i <= Bw3)
-                                aux[i] = (i-1)/6 - 2;
+        if (m >= Uw && m <= Bw3)
+                return (m-1)/6 - 2;
 
-                        if (base_move(i) == E || base_move(i) == y)
-                                aux[i] = 1;
+        if (base_move(m) == E || base_move(m) == y)
+                return 1;
 
-                        if (base_move(i) == M || base_move(i) == x)
-                                aux[i] = 2;
+        if (base_move(m) == M || base_move(m) == x)
+                return 2;
 
-                        if (base_move(i) == S || base_move(i) == z)
-                                aux[i] = 3;
-                }
-
-                initialized = true;
-        }
+        if (base_move(m) == S || base_move(m) == z)
+                return 3;
 
-        return aux[m];
+        return -1;
 }
 
 bool