--- deliantra/Deliantra-Client/Client.xs	2018/11/18 01:00:10	1.320
+++ deliantra/Deliantra-Client/Client.xs	2018/11/18 01:15:04	1.321
@@ -483,6 +483,7 @@
   SDL_PushEvent ((SDL_Event *)&ev);
 }
 
+// approximately divide by 255
 static unsigned int
 div255 (unsigned int n)
 {
@@ -1085,7 +1086,7 @@
 
 int
 Mix_OpenAudio (int frequency = 44100, int format = MIX_DEFAULT_FORMAT, int channels = 2, int chunksize = 4096)
-  	POSTCALL:
+	POSTCALL:
         Mix_HookMusicFinished (music_finished);
         Mix_ChannelFinished (channel_finished);
 
@@ -1919,7 +1920,7 @@
 set_smooth (DC::Map self, int face, int smooth, int level)
 	CODE:
 {
-  	tileid texid;
+	tileid texid;
         maptex *tex;
 
         if (face < 0 || face >= self->faces)
@@ -1928,7 +1929,7 @@
         if (smooth < 0 || smooth >= self->faces)
           return;
 
-  	texid = self->face2tile [face];
+	texid = self->face2tile [face];
 
         if (!texid)
           return;
@@ -1971,7 +1972,7 @@
 void
 expire_textures (DC::Map self, int texid, int count)
 	PPCODE:
-  	for (; texid < self->texs && count; ++texid, --count)
+	for (; texid < self->texs && count; ++texid, --count)
           {
             maptex *tex = self->tex + texid;
 
@@ -2183,7 +2184,7 @@
               }
           }
 
-      	RETVAL = map_sv;
+	RETVAL = map_sv;
 }
 	OUTPUT:
         RETVAL
@@ -2194,7 +2195,7 @@
 {
         int x, y, z;
 
-  	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
+	HV *smooth = (HV *)sv_2mortal ((SV *)newHV ());
         uint32_t smooth_level[256 / 32]; // one bit for every possible smooth level
         static uint8_t smooth_max[256][256]; // egad, fast and wasteful on memory (64k)
         smooth_key skey;
@@ -2722,14 +2723,14 @@
               }
           }
 
-        /* if size is w*h + 5 then no data has been found */       
+        /* if size is w*h + 5 then no data has been found */
         if (data - (uint8_t *)SvPVX (data_sv) != w * h + 5)
           {
             SvPOK_only (data_sv);
             SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv));
           }
 
- 	RETVAL = data_sv;
+	RETVAL = data_sv;
 }
 	OUTPUT:
         RETVAL
@@ -3429,7 +3430,7 @@
 find_widget (SV *self, NV x, NV y)
 	PPCODE:
 {
-  	if (within_widget (self, x, y))
+	if (within_widget (self, x, y))
           XPUSHs (self);
 }
 
@@ -3447,8 +3448,8 @@
 draw (SV *self)
 	CODE:
 {
-  	HV *hv;
-  	SV **svp;
+	HV *hv;
+	SV **svp;
 	NV x, y, w, h;
         SV *draw_x_sv = GvSV (draw_x_gv);
         SV *draw_y_sv = GvSV (draw_y_gv);