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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.175 by root, Wed Apr 21 05:48:22 2010 UTC vs.
Revision 1.183 by root, Sat May 7 20:03:28 2011 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001 Mark Wedel 5 * Copyright (©) 2001 Mark Wedel
6 * Copyright (©) 1992 Frank Tore Johansen 6 * Copyright (©) 1992 Frank Tore Johansen
7 * 7 *
8 * Deliantra is free software: you can redistribute it and/or modify it under 8 * Deliantra is free software: you can redistribute it and/or modify it under
9 * the terms of the Affero GNU General Public License as published by the 9 * the terms of the Affero GNU General Public License as published by the
… …
146 pl->ns->mapinfo_queue_clear (); 146 pl->ns->mapinfo_queue_clear ();
147 147
148 memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap)); 148 memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap));
149 149
150 pl->ns->force_newmap = false; 150 pl->ns->force_newmap = false;
151
152 if (pl->ns->newmapcmd == 1)
153 pl->ns->send_packet ("newmap"); 151 pl->ns->send_packet ("newmap");
154
155 pl->ns->floorbox_reset (); 152 pl->ns->floorbox_reset ();
156} 153}
157 154
158static void 155static void
159send_map_info (player *pl) 156send_map_info (player *pl)
… …
161 client &socket = *pl->ns; 158 client &socket = *pl->ns;
162 object *ob = pl->viewpoint; 159 object *ob = pl->viewpoint;
163 160
164 if (socket.mapinfocmd) 161 if (socket.mapinfocmd)
165 { 162 {
166 if (ob->map && ob->map->path[0]) 163 if (ob->map && ob->map->path)
167 { 164 {
168 int flags = 0; 165 int flags = 0;
169 166
167 // due to historical glitches, the bit ordering and map index ordering differs
170 if (ob->map->tile_path[0]) flags |= 1; 168 if (ob->map->tile_path[TILE_NORTH]) flags |= 0x01;
171 if (ob->map->tile_path[1]) flags |= 2; 169 if (ob->map->tile_path[TILE_EAST ]) flags |= 0x02;
172 if (ob->map->tile_path[2]) flags |= 4; 170 if (ob->map->tile_path[TILE_SOUTH]) flags |= 0x04;
173 if (ob->map->tile_path[3]) flags |= 8; 171 if (ob->map->tile_path[TILE_WEST ]) flags |= 0x08;
172 // these two are debatable
173 if (ob->map->tile_path[TILE_UP ]) flags |= 0x10;
174 if (ob->map->tile_path[TILE_DOWN ]) flags |= 0x20;
174 175
175 socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s", 176 socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s",
176 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, 177 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y,
177 ob->map->width, ob->map->height, &ob->map->path); 178 ob->map->width, ob->map->height, &ob->map->path);
178 } 179 }
… …
246 247
247 for (int i = 0; i < skillvec.size (); ++i) 248 for (int i = 0; i < skillvec.size (); ++i)
248 sl.printf ("%d:%s\n", CS_STAT_SKILLINFO + i, &skillvec [i]->name); 249 sl.printf ("%d:%s\n", CS_STAT_SKILLINFO + i, &skillvec [i]->name);
249 250
250 if (sl.length () > MAXSOCKBUF) 251 if (sl.length () > MAXSOCKBUF)
251 {
252 LOG (llevError, "Buffer overflow in send_skill_info!\n"); 252 cleanup ("buffer overflow in send_skill_info!");
253 fatal (0);
254 }
255 253
256 ns->send_packet (sl); 254 ns->send_packet (sl);
257} 255}
258 256
259/** 257/**
… …
269 267
270 for (int i = 0; i < NRSPELLPATHS; i++) 268 for (int i = 0; i < NRSPELLPATHS; i++)
271 sl.printf ("%d:%s\n", 1 << i, spellpathnames[i]); 269 sl.printf ("%d:%s\n", 1 << i, spellpathnames[i]);
272 270
273 if (sl.length () > MAXSOCKBUF) 271 if (sl.length () > MAXSOCKBUF)
274 {
275 LOG (llevError, "Buffer overflow in send_spell_paths!\n"); 272 cleanup ("buffer overflow in send_spell_paths!");
276 fatal (0);
277 }
278 273
279 ns->send_packet (sl); 274 ns->send_packet (sl);
280} 275}
281 276
282/** 277/**
… …
350 345
351 while (*buf && map && max_distance) 346 while (*buf && map && max_distance)
352 { 347 {
353 int dir = *buf++ - '1'; 348 int dir = *buf++ - '1';
354 349
355 if (dir >= 0 && dir <= 3) 350 // due to historical glitches, the mapinfo index and tile index differs
351 static unsigned char dirmap [] = { TILE_NORTH, TILE_EAST, TILE_SOUTH, TILE_WEST, TILE_UP, TILE_DOWN };
352
353 // maybe we should only allow the four flat directions
354 if (dir >= 0 && dir < array_length (dirmap))
356 { 355 {
356 dir = dirmap [dir];
357
357 if (!map->tile_path [dir]) 358 if (!map->tile_path [dir])
358 map = 0; 359 map = 0;
359 else if (map->tile_available (dir, false)) 360 else if (map->tile_available (dir, false))
360 { 361 {
361 maptile *neigh = map->tile_map [dir]; 362 maptile *neigh = map->tile_map [dir];
… …
384 send_packet_printf ("mapinfo %s nomap", token); 385 send_packet_printf ("mapinfo %s nomap", token);
385 else 386 else
386 { 387 {
387 int flags = 0; 388 int flags = 0;
388 389
390 // due to historical glitches, the bit ordering and map index ordering differs
389 if (map->tile_path[0]) flags |= 1; 391 if (map->tile_path[TILE_NORTH]) flags |= 0x01;
390 if (map->tile_path[1]) flags |= 2; 392 if (map->tile_path[TILE_EAST ]) flags |= 0x02;
391 if (map->tile_path[2]) flags |= 4; 393 if (map->tile_path[TILE_SOUTH]) flags |= 0x04;
392 if (map->tile_path[3]) flags |= 8; 394 if (map->tile_path[TILE_WEST ]) flags |= 0x08;
395 // these two are debatable
396 if (map->tile_path[TILE_UP ]) flags |= 0x10;
397 if (map->tile_path[TILE_DOWN ]) flags |= 0x20;
393 398
394 send_packet_printf ("mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path); 399 send_packet_printf ("mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
395 } 400 }
396 401
397 return 1; 402 return 1;
… …
884 return 0; 889 return 0;
885} 890}
886 891
887//-GPL 892//-GPL
888 893
889// prefetch maps in an area of PREFETCH x PREFETCH around the player
890#define PREFETCH 40
891
892// prefetch a generous area around the player 894// prefetch some flat area around the player
893static void 895static void
894prefetch_surrounding_maps (object *op) 896prefetch_surrounding_area (object *op, maptile *map, int range)
895{ 897{
896 for (maprect *rect = op->map->split_to_tiles (mapwalk_buf, 898 for (maprect *rect = map->split_to_tiles (mapwalk_buf,
897 op->x - PREFETCH , op->y - PREFETCH , 899 op->x - range , op->y - range ,
898 op->x + PREFETCH + 1, op->y + PREFETCH + 1); 900 op->x + range + 1, op->y + range + 1);
899 rect->m; 901 rect->m;
900 ++rect) 902 ++rect)
903 {
901 rect->m->touch (); 904 rect->m->touch ();
905 rect->m->activate ();
906 }
907}
908
909// prefetch a generous area around the player, also up and down
910void
911object::prefetch_surrounding_maps ()
912{
913 prefetch_surrounding_area (this, map, 40);
914
915 if (maptile *m = map->tile_available (TILE_DOWN))
916 prefetch_surrounding_area (this, m, 20);
917
918 if (maptile *m = map->tile_available (TILE_UP))
919 prefetch_surrounding_area (this, m, 20);
902} 920}
903 921
904//+GPL 922//+GPL
905 923
906/** 924/**
… …
915 933
916 /* If player is just joining the game, he isn't here yet, so the map 934 /* If player is just joining the game, he isn't here yet, so the map
917 * can get swapped out. If so, don't try to send them a map. All will 935 * can get swapped out. If so, don't try to send them a map. All will
918 * be OK once they really log in. 936 * be OK once they really log in.
919 */ 937 */
920 if (!ob->map || ob->map->in_memory != MAP_ACTIVE) 938 if (!ob->map || ob->map->state != MAP_ACTIVE)
921 return; 939 return;
922 940
923 int startlen, oldlen; 941 int startlen, oldlen;
924 942
925 check_map_change (pl); 943 check_map_change (pl);
926 prefetch_surrounding_maps (pl->ob); 944 pl->ob->prefetch_surrounding_maps ();
927 945
928 /* do LOS after calls to update_position */ 946 /* do LOS after calls to update_position */
929 /* unfortunately, we need to udpate los when observing, currently */ 947 /* unfortunately, we need to udpate los when observing, currently */
930 if (pl->do_los || pl->viewpoint != pl->ob) 948 if (pl->do_los || pl->viewpoint != pl->ob)
931 { 949 {
… …
956 * look like. 974 * look like.
957 */ 975 */
958 976
959 client &socket = *pl->ns; 977 client &socket = *pl->ns;
960 978
961 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a"); 979 packet sl ("map1a");
962 980
963 startlen = sl.length (); 981 startlen = sl.length ();
964 982
965 int hx = socket.mapx / 2; 983 int hx = socket.mapx / 2;
966 int hy = socket.mapy / 2; 984 int hy = socket.mapy / 2;
… …
1349 } 1367 }
1350 else 1368 else
1351 append_spell (pl, sl, spell); 1369 append_spell (pl, sl, spell);
1352 1370
1353 if (sl.length () > MAXSOCKBUF) 1371 if (sl.length () > MAXSOCKBUF)
1354 {
1355 LOG (llevError, "Buffer overflow in esrv_add_spells!\n"); 1372 cleanup ("buffer overflow in esrv_add_spells!");
1356 fatal (0);
1357 }
1358 1373
1359 /* finally, we can send the packet */ 1374 /* finally, we can send the packet */
1360 pl->ns->flush_fx (); 1375 pl->ns->flush_fx ();
1361 pl->ns->send_packet (sl); 1376 pl->ns->send_packet (sl);
1362} 1377}

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