--- deliantra/Deliantra-Client/Client.xs	2007/04/10 09:39:48	1.176
+++ deliantra/Deliantra-Client/Client.xs	2007/04/16 21:06:36	1.181
@@ -347,7 +347,7 @@
 static void
 smooth_or_bits (HV *hv, smooth_key *key, IV bits)
 {
-  SV **sv = hv_fetch (hv, (char *)key, sizeof (key), 1);
+  SV **sv = hv_fetch (hv, (char *)key, sizeof (*key), 1);
 
   if (SvIOK (*sv))
     SvIV_set (*sv, SvIVX (*sv) | bits);
@@ -703,9 +703,7 @@
 void
 lowdelay (int fd, int val = 1)
 	CODE:
-#ifndef _WIN32
-        setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val));
-#endif
+        setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, (void *)&val, sizeof (val));
 
 void
 win32_proxy_info ()
@@ -1569,7 +1567,7 @@
 {
   	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
         uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
-        uint8_t smooth_max[256][256];
+        static uint8_t smooth_max[256][256]; // egad, fats and wasteful on memory (64k)
         smooth_key skey;
         int x, y, z;
         int last_name;
@@ -1610,12 +1608,10 @@
                   {
                     mapcell *cell = row->col + (x + mx - row->c0);
 
-                    for (z = 0; z <= 2; z++)
-                      {
-                        uint8_t level = self->tex [cell->tile [z]].smoothlevel;
-                        if (level > smooth_max [x + 1][y + 1])
-                          smooth_max [x + 1][y + 1] = level;
-                      }
+                    smooth_max[x + 1][y + 1] =
+                      MAX (self->tex [cell->tile [0]].smoothlevel,
+                        MAX (self->tex [cell->tile [1]].smoothlevel,
+                          self->tex [cell->tile [2]].smoothlevel));
                   }
             }
 
@@ -1687,12 +1683,24 @@
                                 // add bits to current tile and all neighbours. skey.x|y is
                                 // shifted +1|+1 so we always stay positive.
 
+                                // bits is ___n cccc CCCC bbbb
+                                // n  do not draw borders&corners
+                                // c  draw these corners, but...
+                                // C  ... not these
+                                // b  draw these borders
+
+                                // borders: 1 ┃·  2 ━━  4 ·┃  8 ··
+                                //            ┃·    ··    ·┃    ━━
+                                
+                                // corners: 1 ┛·  2 ·┗  4 ··  8 ··
+                                //            ··    ··    ·┏    ┓·
+
                                 // full tile
                                 skey.x = x + 1; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x1000);
 
                                 // borders
-                                skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0031);
-                                skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0092);
+                                skey.x = x + 2; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0091);
+                                skey.x = x + 1; skey.y = y + 2; smooth_or_bits (smooth, &skey, 0x0032);
                                 skey.x = x    ; skey.y = y + 1; smooth_or_bits (smooth, &skey, 0x0064);
                                 skey.x = x + 1; skey.y = y    ; smooth_or_bits (smooth, &skey, 0x00c8);
 
@@ -1706,7 +1714,7 @@
                       }
               }
 
-            // go through all smoothlevels, lowest to highest, then draw
+            // go through all smoothlevels, lowest to highest, then draw.
             // this is basically counting sort
             {
               int w, b;
@@ -1727,12 +1735,6 @@
                               smooth_key *skey = (smooth_key *)HeKEY (he);
                               IV bits = SvIVX (HeVAL (he));
 
-                              // bits is ___n cccc CCCC bbbb
-                              // n  do not draw borders&corners
-                              // c  draw these corners, but...
-                              // C  ... not these
-                              // b  draw these borders
-
                               if (!(bits & 0x1000)
                                   && skey->level == level
                                   && level >= smooth_max [skey->x][skey->y])