Index: function.c
==================================================================
--- function.c
+++ function.c
@@ -323,10 +323,15 @@
 
 static void fn_trace_on(sqlite3_context*cxt,int argc,sqlite3_value**argv) {
   const char*v=sqlite3_user_data(cxt);
   if(main_options['t']=*v) puts("[Tracing enabled]"); else puts("[Tracing disabled]");
 }
+
+static void fn_xy(sqlite3_context*cxt,int argc,sqlite3_value**argv) {
+  if(sqlite3_value_type(argv[0])==SQLITE_NULL || sqlite3_value_type(argv[1])==SQLITE_NULL) return;
+  sqlite3_result_int(cxt,sqlite3_value_int(argv[0])+sqlite3_value_int(argv[1])*64);
+}
 
 static void fn_zero_extend(sqlite3_context*cxt,int argc,sqlite3_value**argv) {
   sqlite3_int64 a;
   if(sqlite3_value_type(*argv)==SQLITE_NULL) return;
   a=sqlite3_value_int64(*argv)&0xFFFFFFFF;
@@ -964,12 +969,13 @@
   sqlite3_create_function(userdb,"RESOURCE",-1,SQLITE_UTF8|SQLITE_DETERMINISTIC,0,fn_resource,0,0);
   sqlite3_create_function(userdb,"SIGN_EXTEND",1,SQLITE_UTF8|SQLITE_DETERMINISTIC,0,fn_sign_extend,0,0);
   sqlite3_create_function(userdb,"SOLUTION_CACHEID",0,SQLITE_UTF8|SQLITE_DETERMINISTIC,ptr1,fn_cacheid,0,0);
   sqlite3_create_function(userdb,"TRACE_OFF",0,SQLITE_UTF8,"",fn_trace_on,0,0);
   sqlite3_create_function(userdb,"TRACE_ON",0,SQLITE_UTF8,"\x01",fn_trace_on,0,0);
+  sqlite3_create_function(userdb,"XY",2,SQLITE_UTF8|SQLITE_DETERMINISTIC,0,fn_xy,0,0);
   sqlite3_create_function(userdb,"ZERO_EXTEND",1,SQLITE_UTF8|SQLITE_DETERMINISTIC,0,fn_zero_extend,0,0);
   sqlite3_create_module(userdb,"CLASSES",&vt_classes,"CREATE TABLE `CLASSES`(`ID` INTEGER PRIMARY KEY, `NAME` TEXT, `EDITORHELP` TEXT, `HELP` TEXT,"
    "`INPUT` INT, `QUIZ` INT, `TRACEIN` INT, `TRACEOUT` INT, `GROUP` TEXT, `PLAYER` INT);");
   sqlite3_create_module(userdb,"MESSAGES",&vt_messages,"CREATE TABLE `MESSAGES`(`ID` INTEGER PRIMARY KEY, `NAME` TEXT, `TRACE` INT);");
   sqlite3_create_module(userdb,"OBJECTS",&vt_objects,"CREATE TABLE `OBJECTS`(`ID` INTEGER PRIMARY KEY, `CLASS` INT, `MISC1` INT, `MISC2` INT, `MISC3` INT,"
    "`IMAGE` INT, `DIR` INT, `X` INT, `Y` INT, `UP` INT, `DOWN` INT, `DENSITY` INT HIDDEN);");
 }

Index: sql.doc
==================================================================
--- sql.doc
+++ sql.doc
@@ -80,10 +80,14 @@
   Disables tracing when called.
 
 TRACE_ON()
   Enables tracing when called.
 
+XY(x,y)
+  Many bindings require a position as their first argument; use this
+  function to combine X/Y coordinates into a single value for this.
+
 ZERO_EXTEND(number)
   Zero extends a 32-bit number to 64-bits. Same as NVALUE.
 
 
 === Tables ===