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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.119 by root, Fri Aug 24 00:26:10 2007 UTC vs.
Revision 1.154 by root, Wed Nov 4 17:24:00 2009 UTC

1/* 1/*
2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001,2007 Mark Wedel 5 * Copyright (©) 2001,2007 Mark Wedel
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * Crossfire TRT is free software: you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify it under
9 * it under the terms of the GNU General Public License as published by 9 * the terms of the Affero GNU General Public License as published by the
10 * the Free Software Foundation, either version 3 of the License, or 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 11 * option) any later version.
12 * 12 *
13 * This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 16 * GNU General Public License for more details.
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the Affero GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>. 19 * and the GNU General Public License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>.
20 * 21 *
21 * The authors can be reached via e-mail to <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
22 */ 23 */
23 24
24/** 25/**
25 * \file 26 * \file
26 * Client handling. 27 * Client handling.
… …
98 */ 99 */
99 mx = ns->mapx; 100 mx = ns->mapx;
100 my = ns->mapy; 101 my = ns->mapy;
101 102
102 /* the x and y here are coordinates for the new map, i.e. if we moved 103 /* the x and y here are coordinates for the new map, i.e. if we moved
103 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason, 104 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason,
104 * if the destination x or y coordinate is outside the viewable 105 * if the destination x or y coordinate is outside the viewable
105 * area, we clear the values - otherwise, the old values 106 * area, we clear the values - otherwise, the old values
106 * are preserved, and the check_head thinks it needs to clear them. 107 * are preserved, and the check_head thinks it needs to clear them.
107 */ 108 */
108 for (x = 0; x < mx; x++) 109 for (x = 0; x < mx; x++)
109 {
110 for (y = 0; y < my; y++) 110 for (y = 0; y < my; y++)
111 {
112 if (x >= ns->mapx || y >= ns->mapy) 111 if (x >= ns->mapx || y >= ns->mapy)
113 /* clear cells outside the viewable area */ 112 /* clear cells outside the viewable area */
114 memset (&newmap.cells[x][y], 0, sizeof (struct MapCell)); 113 memset (&newmap.cells[x][y], 0, sizeof (struct MapCell));
115 else if ((x + dx) < 0 || (x + dx) >= ns->mapx || (y + dy) < 0 || (y + dy) >= ns->mapy) 114 else if ((x + dx) < 0 || (x + dx) >= ns->mapx || (y + dy) < 0 || (y + dy) >= ns->mapy)
116 /* clear newly visible tiles within the viewable area */ 115 /* clear newly visible tiles within the viewable area */
117 memset (&(newmap.cells[x][y]), 0, sizeof (struct MapCell)); 116 memset (&(newmap.cells[x][y]), 0, sizeof (struct MapCell));
118 else 117 else
119 memcpy (&(newmap.cells[x][y]), &(ns->lastmap.cells[x + dx][y + dy]), sizeof (struct MapCell)); 118 memcpy (&(newmap.cells[x][y]), &(ns->lastmap.cells[x + dx][y + dy]), sizeof (struct MapCell));
120 }
121 }
122 119
123 memcpy (&(ns->lastmap), &newmap, sizeof (struct Map)); 120 memcpy (&(ns->lastmap), &newmap, sizeof (struct Map));
124 121
125 /* Make sure that the next "map1" command will be sent (even if it is 122 /* Make sure that the next "map1" command will be sent (even if it is
126 * empty). 123 * empty).
… …
141 pl->ns->send_packet ("newmap"); 138 pl->ns->send_packet ("newmap");
142 139
143 pl->ns->floorbox_reset (); 140 pl->ns->floorbox_reset ();
144} 141}
145 142
143static void
144send_map_info (player *pl)
145{
146 client &socket = *pl->ns;
147 object *ob = pl->viewpoint;
148
149 if (socket.mapinfocmd)
150 {
151 if (ob->map && ob->map->path[0])
152 {
153 int flags = 0;
154
155 if (ob->map->tile_path[0]) flags |= 1;
156 if (ob->map->tile_path[1]) flags |= 2;
157 if (ob->map->tile_path[2]) flags |= 4;
158 if (ob->map->tile_path[3]) flags |= 8;
159
160 socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s",
161 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y,
162 ob->map->width, ob->map->height, &ob->map->path);
163 }
164 else
165 socket.send_packet ("mapinfo current");
166 }
167}
168
146/** check for map/region change and send new map data */ 169/** check for map/region change and send new map data */
147static void 170static void
148check_map_change (player *pl) 171check_map_change (player *pl)
149{ 172{
150 client &socket = *pl->ns; 173 client &socket = *pl->ns;
151 object *ob = pl->observe; 174 object *ob = pl->viewpoint;
175
176 region *reg = ob->region ();
177 if (socket.current_region != reg)
178 {
179 INVOKE_PLAYER (REGION_CHANGE, pl, ARG_REGION (reg), ARG_REGION (socket.current_region));
180 socket.current_region = reg;
181 }
182
183 // first try to aovid a full newmap on tiled map scrolls
184 if (socket.current_map != ob->map && !socket.force_newmap)
185 {
186 rv_vector rv;
187
188 get_rangevector_from_mapcoord (socket.current_map, socket.current_x, socket.current_y, ob, &rv, 0);
189
190 // manhattan distance is very handy here
191 if (rv.distance < 8) // 8 works nicely for speed << 70 and buggy gcfclient
192 {
193 socket.current_map = ob->map;
194 socket.current_x = ob->x;
195 socket.current_y = ob->y;
196
197 socket_map_scroll (&socket, rv.distance_x, rv.distance_y);
198 socket.floorbox_reset ();
199 send_map_info (pl);
200 }
201 }
152 202
153 if (socket.current_map != ob->map || socket.force_newmap) 203 if (socket.current_map != ob->map || socket.force_newmap)
154 { 204 {
155 clear_map (pl); 205 clear_map (pl);
156 socket.current_map = ob->map; 206 socket.current_map = ob->map;
157 207 send_map_info (pl);
158 if (socket.mapinfocmd)
159 {
160 if (ob->map && ob->map->path[0])
161 {
162 int flags = 0;
163
164 if (ob->map->tile_path[0]) flags |= 1;
165 if (ob->map->tile_path[1]) flags |= 2;
166 if (ob->map->tile_path[2]) flags |= 4;
167 if (ob->map->tile_path[3]) flags |= 8;
168
169 socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s",
170 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y,
171 ob->map->width, ob->map->height, &ob->map->path);
172 }
173 else
174 socket.send_packet ("mapinfo current");
175 }
176 } 208 }
177 else if (socket.current_x != ob->x || socket.current_y != ob->y) 209 else if (socket.current_x != ob->x || socket.current_y != ob->y)
178 { 210 {
179 int dx = ob->x - socket.current_x; 211 int dx = ob->x - socket.current_x;
180 int dy = ob->y - socket.current_y; 212 int dy = ob->y - socket.current_y;
181 213
182 if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8))
183 clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows
184 else
185 {
186 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y); 214 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y);
187 socket.floorbox_reset (); 215 socket.floorbox_reset ();
188 }
189 } 216 }
190 217
191 socket.current_x = ob->x; 218 socket.current_x = ob->x;
192 socket.current_y = ob->y; 219 socket.current_y = ob->y;
193
194 region *reg = ob->region ();
195 if (socket.current_region != reg)
196 {
197 INVOKE_PLAYER (REGION_CHANGE, pl, ARG_REGION (reg), ARG_REGION (socket.current_region));
198 socket.current_region = reg;
199 }
200} 220}
201 221
202/** 222/**
203 * RequestInfo is sort of a meta command. There is some specific 223 * RequestInfo is sort of a meta command. There is some specific
204 * request of information, but we call other functions to provide 224 * request of information, but we call other functions to provide
… …
217 { 237 {
218 *params++ = 0; 238 *params++ = 0;
219 break; 239 break;
220 } 240 }
221 241
222 if (!strcmp (buf, "image_info"))
223 send_image_info (ns, params);
224 else if (!strcmp (buf, "image_sums"))
225 send_image_sums (ns, params);
226 else if (!strcmp (buf, "skill_info")) 242 if (!strcmp (buf, "skill_info"))
227 send_skill_info (ns, params); 243 send_skill_info (ns, params);
228 else if (!strcmp (buf, "spell_paths")) 244 else if (!strcmp (buf, "spell_paths"))
229 send_spell_paths (ns, params); 245 send_spell_paths (ns, params);
230 else 246 else
231 { 247 {
… …
263{ 279{
264 char *token = buf; 280 char *token = buf;
265 buf += strlen (buf) + 9; 281 buf += strlen (buf) + 9;
266 282
267 // initial map and its origin 283 // initial map and its origin
268 maptile *map = pl->ob->map; 284 maptile *map = pl->viewpoint->map;
269 int mapx = pl->ns->mapx / 2 - pl->ob->x; 285 int mapx = pl->ns->mapx / 2 - pl->viewpoint->x;
270 int mapy = pl->ns->mapy / 2 - pl->ob->y; 286 int mapy = pl->ns->mapy / 2 - pl->viewpoint->y;
271 int max_distance = 8; // limit maximum path length to something generous 287 int max_distance = 8; // limit maximum path length to something generous
272 288
273 while (*buf && map && max_distance) 289 while (*buf && map && max_distance)
274 { 290 {
275 int dir = *buf++ - '1'; 291 int dir = *buf++ - '1';
276 292
277 if (dir >= 0 && dir <= 3) 293 if (dir >= 0 && dir <= 3)
278 { 294 {
279 if (!map->tile_path [dir]) 295 if (!map->tile_path [dir])
280 map = 0; 296 map = 0;
281 else if (map->tile_available (dir)) 297 else if (map->tile_available (dir, false))
282 { 298 {
283 maptile *neigh = map->tile_map [dir]; 299 maptile *neigh = map->tile_map [dir];
284 300
285 switch (dir) 301 switch (dir)
286 { 302 {
… …
300 max_distance = 0; 316 max_distance = 0;
301 } 317 }
302 318
303 if (!max_distance) 319 if (!max_distance)
304 send_packet_printf ("mapinfo %s error", token); 320 send_packet_printf ("mapinfo %s error", token);
305 else if (!map || !map->path[0]) 321 else if (!map || !map->path)
306 send_packet_printf ("mapinfo %s nomap", token); 322 send_packet_printf ("mapinfo %s nomap", token);
307 else 323 else
308 { 324 {
309 int flags = 0; 325 int flags = 0;
310 326
… …
380AddMeCmd (char *buf, int len, client *ns) 396AddMeCmd (char *buf, int len, client *ns)
381{ 397{
382 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len)); 398 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));
383} 399}
384 400
385/** Reply to ExtendedInfos command */
386void
387ToggleExtendedInfos (char *buf, int len, client * ns)
388{
389 char cmdback[MAX_BUF];
390 char command[50];
391 int info, nextinfo;
392
393 cmdback[0] = '\0';
394 nextinfo = 0;
395
396 while (1)
397 {
398 /* 1. Extract an info */
399 info = nextinfo;
400
401 while ((info < len) && (buf[info] == ' '))
402 info++;
403
404 if (info >= len)
405 break;
406
407 nextinfo = info + 1;
408
409 while ((nextinfo < len) && (buf[nextinfo] != ' '))
410 nextinfo++;
411
412 if (nextinfo - info >= 49) /*Erroneous info asked */
413 continue;
414
415 strncpy (command, &(buf[info]), nextinfo - info);
416
417 /* 2. Interpret info */
418 if (!strcmp ("smooth", command))
419 /* Toggle smoothing */
420 ns->EMI_smooth = !ns->EMI_smooth;
421 else
422 /*bad value */;
423
424 /*3. Next info */
425 }
426
427 strcpy (cmdback, "ExtendedInfoSet");
428
429 if (ns->EMI_smooth)
430 {
431 strcat (cmdback, " ");
432 strcat (cmdback, "smoothing");
433 }
434
435 ns->send_packet (cmdback);
436}
437
438/* 401/*
439#define MSG_TYPE_BOOK 1 402#define MSG_TYPE_BOOK 1
440#define MSG_TYPE_CARD 2 403#define MSG_TYPE_CARD 2
441#define MSG_TYPE_PAPER 3 404#define MSG_TYPE_PAPER 3
442#define MSG_TYPE_SIGN 4 405#define MSG_TYPE_SIGN 4
… …
458 while (1) 421 while (1)
459 { 422 {
460 /* 1. Extract an info */ 423 /* 1. Extract an info */
461 info = nextinfo; 424 info = nextinfo;
462 425
463 while ((info < len) && (buf[info] == ' ')) 426 while ((info < len) && (buf [info] == ' '))
464 info++; 427 info++;
465 428
466 if (info >= len) 429 if (info >= len)
467 break; 430 break;
468 431
469 nextinfo = info + 1; 432 nextinfo = info + 1;
470 433
471 while ((nextinfo < len) && (buf[nextinfo] != ' ')) 434 while ((nextinfo < len) && (buf [nextinfo] != ' '))
472 nextinfo++; 435 nextinfo++;
473 436
474 if (nextinfo - info >= 49) /*Erroneous info asked */ 437 if (nextinfo - info >= 49) /*Erroneous info asked */
475 continue; 438 continue;
476 439
477 strncpy (command, &(buf[info]), nextinfo - info); 440 memcpy (command, buf + info, nextinfo - info);
478 command[nextinfo - info] = '\0'; 441 command [nextinfo - info] = 0;
442
479 /* 2. Interpret info */ 443 /* 2. Interpret info */
480 i = sscanf (command, "%d", &flag); 444 i = sscanf (command, "%d", &flag);
481 445
482 if ((i == 1) && (flag > 0) && (flag <= MSG_TYPE_LAST)) 446 if ((i == 1) && (flag > 0) && (flag <= MSG_TYPE_LAST))
483 ns->supported_readables |= (1 << flag); 447 ns->supported_readables |= (1 << flag);
… …
517 return; 481 return;
518 482
519 buf++; 483 buf++;
520 } 484 }
521 485
522 execute_newserver_command (pl->ob, (char *) buf); 486 execute_newserver_command (pl->ob, (char *)buf);
523 487
524 /* Perhaps something better should be done with a left over count. 488 /* Perhaps something better should be done with a left over count.
525 * Cleaning up the input should probably be done first - all actions 489 * Cleaning up the input should probably be done first - all actions
526 * for the command that issued the count should be done before any other 490 * for the command that issued the count should be done before any other
527 * commands. 491 * commands.
… …
686 * syntax is: move (to) (tag) (nrof) 650 * syntax is: move (to) (tag) (nrof)
687 */ 651 */
688void 652void
689MoveCmd (char *buf, int len, player *pl) 653MoveCmd (char *buf, int len, player *pl)
690{ 654{
691 int vals[3], i; 655 int to, tag, nrof;
692 656
693 /* A little funky here. We only cycle for 2 records, because 657 if (3 != sscanf (buf, "%d %d %d", &to, &tag, &nrof))
694 * we obviously are not going to find a space after the third
695 * record. Perhaps we should just replace this with a
696 * sscanf?
697 */
698 for (i = 0; i < 2; i++)
699 { 658 {
700 vals[i] = atoi (buf);
701
702 if (!(buf = strchr (buf, ' ')))
703 {
704 LOG (llevError, "Incomplete move command: %s\n", buf); 659 LOG (llevError, "Incomplete move command: %s\n", buf);
705 return; 660 return;
706 }
707
708 buf++;
709 } 661 }
710 662
711 vals[2] = atoi (buf); 663 esrv_move_object (pl->ob, to, tag, nrof);
712
713/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/
714 esrv_move_object (pl->ob, vals[0], vals[1], vals[2]);
715} 664}
716 665
717/****************************************************************************** 666/******************************************************************************
718 * 667 *
719 * Start of commands the server sends to the client. 668 * Start of commands the server sends to the client.
… …
734 * Get player's current range attack in obuf. 683 * Get player's current range attack in obuf.
735 */ 684 */
736static void 685static void
737rangetostring (player *pl, char *obuf) 686rangetostring (player *pl, char *obuf)
738{ 687{
739 dynbuf_text buf; 688 dynbuf_text &buf = msg_dynbuf; buf.clear ();
740 689
741 if (pl->ranged_ob) 690 if (pl->ranged_ob)
742 buf << " Range" << (pl->ob->current_weapon == pl->ranged_ob ? "*" : "") << ": " << pl->ranged_ob->name; 691 buf << " Range" << (pl->ob->current_weapon == pl->ranged_ob ? "*" : "") << ": " << pl->ranged_ob->name;
743 692
744 if (pl->combat_ob) 693 if (pl->combat_ob)
… …
820 AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS); 769 AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS);
821 AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW); 770 AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW);
822 AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA); 771 AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA);
823 772
824 for (int s = 0; s < NUM_SKILLS; s++) 773 for (int s = 0; s < NUM_SKILLS; s++)
825 if (object *skill = opl->last_skill_ob[s]) 774 if (object *skill = opl->last_skill_ob [s])
826 if (skill->stats.exp != ns->last_skill_exp [s]) 775 if (skill->stats.exp != ns->last_skill_exp [s])
827 { 776 {
828 ns->last_skill_exp [s] = skill->stats.exp; 777 ns->last_skill_exp [s] = skill->stats.exp;
829 778
830 /* Always send along the level if exp changes. This is only 779 /* Always send along the level if exp changes. This is only
… …
886 835
887/** 836/**
888 * Tells the client that here is a player it should start using. 837 * Tells the client that here is a player it should start using.
889 */ 838 */
890void 839void
891esrv_new_player (player *pl, uint32 weight) 840esrv_new_player (player *pl)
892{ 841{
842 sint32 weight = pl->ob->client_weight ();
843
893 packet sl ("player"); 844 packet sl ("player");
894 845
895 sl << uint32 (pl->ob->count) 846 sl << uint32 (pl->ob->count)
896 << uint32 (weight) 847 << uint32 (weight)
897 << uint32 (pl->ob->face) 848 << uint32 (pl->ob->face)
898 << data8 (pl->ob->name); 849 << data8 (pl->ob->name);
899 850
900 pl->ns->last_weight = weight; 851 pl->ns->last_weight = weight;
901 pl->ns->send_packet (sl); 852 pl->ns->send_packet (sl);
902 SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
903} 853}
904 854
905/****************************************************************************** 855/******************************************************************************
906 * 856 *
907 * Start of map related commands. 857 * Start of map related commands.
… …
974 924
975 /* Nothing changed */ 925 /* Nothing changed */
976 return 0; 926 return 0;
977} 927}
978 928
979/**
980 * Returns the size of a data for a map square as returned by
981 * mapextended. There are CLIENTMAPX*CLIENTMAPY*LAYERS entries
982 * available.
983 */
984int
985getExtendedMapInfoSize (client * ns)
986{
987 int result = 0;
988
989 if (ns->ext_mapinfos)
990 {
991 if (ns->EMI_smooth)
992 result += 1; /*One byte for smoothlevel */
993 }
994
995 return result;
996}
997
998// prefetch (and touch) all maps within a specific distancd 929// prefetch (and touch) all maps within a specific distancd
999static void 930static void
1000prefetch_surrounding_maps (maptile *map, int distance) 931prefetch_surrounding_maps (maptile *map, int distance)
1001{ 932{
1002 map->last_access = runtime; 933 map->touch ();
1003 934
1004 if (--distance) 935 if (--distance)
1005 for (int dir = 4; --dir; ) 936 for (int dir = 4; --dir; )
1006 if (const shstr &path = map->tile_path [dir]) 937 if (const shstr &path = map->tile_path [dir])
1007 if (maptile *&neigh = map->tile_map [dir]) 938 if (maptile *&neigh = map->tile_map [dir])
… …
1021 * Draws client map. 952 * Draws client map.
1022 */ 953 */
1023void 954void
1024draw_client_map (player *pl) 955draw_client_map (player *pl)
1025{ 956{
1026 object *ob = pl->observe; 957 object *ob = pl->viewpoint;
1027 if (!ob->active) 958 if (!pl->observe->active)
1028 return; 959 return;
1029
1030 maptile *plmap = ob->map;
1031 960
1032 /* If player is just joining the game, he isn't here yet, so the map 961 /* If player is just joining the game, he isn't here yet, so the map
1033 * can get swapped out. If so, don't try to send them a map. All will 962 * can get swapped out. If so, don't try to send them a map. All will
1034 * be OK once they really log in. 963 * be OK once they really log in.
1035 */ 964 */
1036 if (!plmap || plmap->in_memory != MAP_IN_MEMORY) 965 if (!ob->map || ob->map->in_memory != MAP_ACTIVE)
1037 return; 966 return;
1038 967
1039 int x, y, ax, ay, startlen, max_x, max_y, oldlen;
1040 int estartlen, eoldlen; 968 int startlen, oldlen;
1041 uint8 eentrysize;
1042 uint16 ewhatstart, ewhatflag;
1043 uint8 extendedinfos;
1044 969
1045 check_map_change (pl); 970 check_map_change (pl);
1046 prefetch_surrounding_maps (pl->ob); 971 prefetch_surrounding_maps (pl->ob);
1047 972
1048 /* do LOS after calls to update_position */ 973 /* do LOS after calls to update_position */
1049 if (ob != pl->ob) 974 /* unfortunately, we need to udpate los when observing, currently */
1050 clear_los (pl); 975 if (pl->do_los || pl->viewpoint != pl->ob)
1051 else if (pl->do_los)
1052 { 976 {
1053 update_los (ob);
1054 pl->do_los = 0; 977 pl->do_los = 0;
978 pl->update_los ();
1055 } 979 }
1056 980
1057 /** 981 /**
1058 * This function uses the new map1 protocol command to send the map 982 * This function uses the new map1 protocol command to send the map
1059 * to the client. It is necessary because the old map command supports 983 * to the client. It is necessary because the old map command supports
… …
1078 */ 1002 */
1079 1003
1080 client &socket = *pl->ns; 1004 client &socket = *pl->ns;
1081 1005
1082 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a"); 1006 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");
1083 packet esl;
1084 1007
1085 startlen = sl.length (); 1008 startlen = sl.length ();
1086 1009
1087 /*Extendedmapinfo structure initialisation */ 1010 int hx = socket.mapx / 2;
1088 if (socket.ext_mapinfos) 1011 int hy = socket.mapy / 2;
1089 {
1090 extendedinfos = EMI_NOREDRAW;
1091 1012
1092 if (socket.EMI_smooth) 1013 ordered_mapwalk_begin (ob, -hx, -hy, hx, hy)
1093 extendedinfos |= EMI_SMOOTH; 1014 int ax = dx + hx;
1015 int ay = dy + hy;
1094 1016
1095 ewhatstart = esl.length (); 1017 int mask = (ax << 10) | (ay << 4);
1096 ewhatflag = extendedinfos; /*The EMI_NOREDRAW bit 1018 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1097 could need to be taken away */
1098 eentrysize = getExtendedMapInfoSize (&socket);
1099 esl << "mapextended "
1100 << uint8 (extendedinfos)
1101 << uint8 (eentrysize);
1102 1019
1103 estartlen = esl.length (); 1020 /* If the coordinates are not valid, or it is too dark to see,
1104 } 1021 * we tell the client as such
1105
1106 /* x,y are the real map locations. ax, ay are viewport relative
1107 * locations.
1108 */ 1022 */
1109 ay = 0; 1023 if (!m)
1110
1111 /* We could do this logic as conditionals in the if statement,
1112 * but that started to get a bit messy to look at.
1113 */
1114 max_x = ob->x + (socket.mapx + 1) / 2;
1115 max_y = ob->y + (socket.mapy + 1) / 2;
1116
1117 for (y = ob->y - socket.mapy / 2; y < max_y; y++, ay++)
1118 { 1024 {
1119 sint16 nx, ny; 1025 /* space is out of map. Update space and clear values
1120 maptile *m = 0; 1026 * if this hasn't already been done. If the space is out
1121 1027 * of the map, it shouldn't have a head.
1122 ax = 0; 1028 */
1123 for (x = ob->x - socket.mapx / 2; x < max_x; x++, ax++) 1029 if (lastcell.count != -1)
1124 { 1030 {
1125 // check to see if we can simply go one right quickly 1031 sl << uint16 (mask);
1032 map_clearcell (&lastcell, -1);
1126 ++nx; 1033 }
1127 if (m && nx >= m->width) 1034
1035 continue;
1036 }
1037
1038 int d = pl->blocked_los_uc (dx, dy);
1039
1040 if (d > 3)
1041 {
1042 /* This block deals with spaces that are not visible for whatever
1043 * reason. Still may need to send the head for this space.
1044 */
1045 if (lastcell.count != -1
1046 || lastcell.faces[0]
1047 || lastcell.faces[1]
1048 || lastcell.faces[2]
1049 || lastcell.stat_hp
1050 || lastcell.flags
1051 || lastcell.player)
1052 sl << uint16 (mask);
1053
1054 /* properly clear a previously sent big face */
1055 map_clearcell (&lastcell, -1);
1056 }
1057 else
1058 {
1059 /* In this block, the space is visible.
1060 */
1061
1062 /* Rather than try to figure out what everything that we might
1063 * need to send is, then form the packet after that,
1064 * we presume that we will in fact form a packet, and update
1065 * the bits by what we do actually send. If we send nothing,
1066 * we just back out sl.length () to the old value, and no harm
1067 * is done.
1068 * I think this is simpler than doing a bunch of checks to see
1069 * what if anything we need to send, setting the bits, then
1070 * doing those checks again to add the real data.
1071 */
1072 oldlen = sl.length ();
1073
1074 sl << uint16 (mask);
1075
1076 unsigned char dummy;
1077 unsigned char *last_ext = &dummy;
1078
1079 /* Darkness changed */
1080 if (lastcell.count != d)
1081 {
1128 m = 0; 1082 mask |= 0x8;
1129 1083
1130 if (!m) 1084 *last_ext |= 0x80;
1085 last_ext = &sl[sl.length ()];
1086 sl << uint8 (d);
1087 }
1088
1089 lastcell.count = d;
1090
1091 mapspace &ms = m->at (nx, ny);
1092 ms.update ();
1093
1094 // extmap handling
1095 uint8 stat_hp = 0;
1096 uint8 stat_width = 0;
1097 uint8 flags = 0;
1098 tag_t player = 0;
1099
1100 // send hp information, if applicable
1101 if (object *op = ms.faces_obj [0])
1102 if (op->is_head () && !op->invisible)
1131 { 1103 {
1132 nx = x; ny = y; m = plmap; 1104 if (op->stats.maxhp > op->stats.hp
1133 1105 && op->stats.maxhp > 0
1134 if (!xy_normalise (m, nx, ny)) 1106 && (op->type == PLAYER
1107 || op->type == DOOR // does not work, have maxhp 0
1108 || QUERY_FLAG (op, FLAG_MONSTER)
1109 || QUERY_FLAG (op, FLAG_ALIVE)
1110 || QUERY_FLAG (op, FLAG_GENERATOR)))
1135 m = 0; 1111 {
1112 stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp;
1113 stat_width = op->arch->max_x - op->arch->x; //TODO: should be upper-left edge
1114 }
1115
1116 if (expect_false (op->has_dialogue ()))
1117 flags |= 1;
1118
1119 if (expect_false (op->type == PLAYER))
1120 player = op == ob ? pl->ob->count
1121 : op == pl->ob ? ob->count
1122 : op->count;
1136 } 1123 }
1137 1124
1138 int emask, mask; 1125 if (expect_false (lastcell.stat_hp != stat_hp))
1139 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1140
1141 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1142
1143 /* If the coordinates are not valid, or it is too dark to see,
1144 * we tell the client as such
1145 */
1146 if (!m)
1147 { 1126 {
1148 /* space is out of map. Update space and clear values 1127 lastcell.stat_hp = stat_hp;
1149 * if this hasn't already been done. If the space is out 1128
1150 * of the map, it shouldn't have a head 1129 mask |= 0x8;
1151 */ 1130 *last_ext |= 0x80;
1152 if (lastcell.count != -1) 1131 last_ext = &sl[sl.length ()];
1132
1133 sl << uint8 (5) << uint8 (stat_hp);
1134
1135 if (stat_width > 1)
1153 { 1136 {
1154 sl << uint16 (mask);
1155 map_clearcell (&lastcell, -1);
1156 }
1157
1158 continue;
1159 }
1160
1161 m->touch ();
1162
1163 int d = pl->blocked_los[ax][ay];
1164
1165 if (d > 3)
1166 {
1167
1168 int need_send = 0, count;
1169
1170 /* This block deals with spaces that are not visible for whatever
1171 * reason. Still may need to send the head for this space.
1172 */
1173
1174 oldlen = sl.length ();
1175
1176 sl << uint16 (mask);
1177
1178 if (lastcell.count != -1)
1179 need_send = 1;
1180
1181 count = -1;
1182
1183 /* properly clear a previously sent big face */
1184 if (lastcell.faces[0] || lastcell.faces[1] || lastcell.faces[2]
1185 || lastcell.stat_hp || lastcell.flags || lastcell.player)
1186 need_send = 1;
1187
1188 map_clearcell (&lastcell, count);
1189
1190 if ((mask & 0xf) || need_send)
1191 sl[oldlen + 1] = mask & 0xff;
1192 else
1193 sl.reset (oldlen);
1194 }
1195 else
1196 {
1197 /* In this block, the space is visible.
1198 */
1199
1200 /* Rather than try to figure out what everything that we might
1201 * need to send is, then form the packet after that,
1202 * we presume that we will in fact form a packet, and update
1203 * the bits by what we do actually send. If we send nothing,
1204 * we just back out sl.length () to the old value, and no harm
1205 * is done.
1206 * I think this is simpler than doing a bunch of checks to see
1207 * what if anything we need to send, setting the bits, then
1208 * doing those checks again to add the real data.
1209 */
1210 oldlen = sl.length ();
1211 eoldlen = esl.length ();
1212
1213 sl << uint16 (mask);
1214
1215 unsigned char dummy;
1216 unsigned char *last_ext = &dummy;
1217
1218 /* Darkness changed */
1219 if (lastcell.count != d && socket.darkness)
1220 {
1221 mask |= 0x8;
1222
1223 if (socket.extmap)
1224 {
1225 *last_ext |= 0x80; 1137 *last_ext |= 0x80;
1226 last_ext = &sl[sl.length ()]; 1138 last_ext = &sl[sl.length ()];
1227 sl << uint8 (d); 1139
1228 } 1140 sl << uint8 (6) << uint8 (stat_width);
1229 else
1230 sl << uint8 (255 - 64 * d);
1231 } 1141 }
1142 }
1232 1143
1233 lastcell.count = d; 1144 if (expect_false (lastcell.player != player))
1234
1235 mapspace &ms = m->at (nx, ny);
1236 ms.update ();
1237
1238 if (socket.extmap)
1239 { 1145 {
1240 uint8 stat_hp = 0; 1146 lastcell.player = player;
1241 uint8 stat_width = 0;
1242 uint8 flags = 0;
1243 tag_t player = 0;
1244 1147
1245 // send hp information, if applicable
1246 if (object *op = ms.faces_obj [0])
1247 {
1248 if (op->head || op->invisible)
1249 ; // do not show
1250 else if (op->type == PLAYER
1251 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR))
1252 {
1253 if (op->stats.maxhp > 0 && (unsigned) op->stats.maxhp > (unsigned) op->stats.hp)
1254 {
1255 stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp;
1256 stat_width = op->arch->max_x - op->arch->x; //TODO: should be upper-left edge
1257 }
1258 }
1259
1260 if (op->msg && op->msg[0] == '@')
1261 flags |= 1;
1262
1263 if (op->type == PLAYER && op != ob)
1264 player = op->count;
1265 }
1266
1267 if (lastcell.stat_hp != stat_hp)
1268 {
1269 lastcell.stat_hp = stat_hp;
1270
1271 mask |= 0x8; 1148 mask |= 0x8;
1272 *last_ext |= 0x80; 1149 *last_ext |= 0x80;
1273 last_ext = &sl[sl.length ()]; 1150 last_ext = &sl[sl.length ()];
1274 1151
1275 sl << uint8 (5) << uint8 (stat_hp);
1276
1277 if (stat_width > 1)
1278 {
1279 *last_ext |= 0x80;
1280 last_ext = &sl[sl.length ()];
1281
1282 sl << uint8 (6) << uint8 (stat_width);
1283 }
1284 }
1285
1286 if (lastcell.player != player)
1287 {
1288 lastcell.player = player;
1289
1290 mask |= 0x8;
1291 *last_ext |= 0x80;
1292 last_ext = &sl[sl.length ()];
1293
1294 sl << uint8 (0x47) << uint8 (4) << (uint32)player; 1152 sl << uint8 (0x47) << uint8 (4) << (uint32)player;
1295 } 1153 }
1296 1154
1297 if (lastcell.flags != flags) 1155 if (expect_false (lastcell.flags != flags))
1298 { 1156 {
1299 lastcell.flags = flags; 1157 lastcell.flags = flags;
1300 1158
1301 mask |= 0x8; 1159 mask |= 0x8;
1302 *last_ext |= 0x80; 1160 *last_ext |= 0x80;
1303 last_ext = &sl[sl.length ()]; 1161 last_ext = &sl[sl.length ()];
1304 1162
1305 sl << uint8 (8) << uint8 (flags); 1163 sl << uint8 (8) << uint8 (flags);
1306 }
1307 } 1164 }
1308 1165
1166 // faces
1167
1309 /* Floor face */ 1168 /* Floor face */
1310 if (update_space (sl, socket, ms, lastcell, 2)) 1169 if (update_space (sl, socket, ms, lastcell, 2))
1311 mask |= 0x4; 1170 mask |= 0x4;
1312 1171
1313 /* Middle face */ 1172 /* Middle face */
1314 if (update_space (sl, socket, ms, lastcell, 1)) 1173 if (update_space (sl, socket, ms, lastcell, 1))
1315 mask |= 0x2; 1174 mask |= 0x2;
1316 1175
1176 if (expect_false (ob->invisible)
1177 && ob->invisible & (ob->invisible < 50 ? 1 : 7)
1317 if (ms.player () == ob 1178 && ms.player () == ob)
1318 && (ob->invisible & (ob->invisible < 50 ? 1 : 7)))
1319 { 1179 {
1320 // force player to be visible to himself if invisible 1180 // force player to be visible to himself if invisible
1321 if (lastcell.faces[0] != ob->face) 1181 if (lastcell.faces[0] != ob->face)
1322 { 1182 {
1323 lastcell.faces[0] = ob->face; 1183 lastcell.faces[0] = ob->face;
1324 1184
1325 mask |= 0x1;
1326 sl << uint16 (ob->face);
1327
1328 socket.send_faces (ob);
1329 }
1330 }
1331 /* Top face */
1332 else if (update_space (sl, socket, ms, lastcell, 0))
1333 mask |= 0x1; 1185 mask |= 0x1;
1186 sl << uint16 (ob->face);
1334 1187
1188 socket.send_faces (ob);
1189 }
1190 }
1191 /* Top face */
1192 else if (update_space (sl, socket, ms, lastcell, 0))
1193 mask |= 0x1;
1194
1335 /* Check to see if we are in fact sending anything for this 1195 /* Check to see if we are in fact sending anything for this
1336 * space by checking the mask. If so, update the mask. 1196 * space by checking the mask. If so, update the mask.
1337 * if not, reset the len to that from before adding the mask 1197 * if not, reset the len to that from before adding the mask
1338 * value, so we don't send those bits. 1198 * value, so we don't send those bits.
1339 */ 1199 */
1340 if (mask & 0xf) 1200 if (mask & 0xf)
1341 sl[oldlen + 1] = mask & 0xff; 1201 sl[oldlen + 1] = mask & 0xff;
1342 else 1202 else
1343 sl.reset (oldlen); 1203 sl.reset (oldlen);
1344
1345 if (socket.ext_mapinfos)
1346 esl << uint16 (emask);
1347
1348 if (socket.EMI_smooth)
1349 {
1350 for (int layer = 2+1; layer--; )
1351 {
1352 object *ob = ms.faces_obj [layer];
1353
1354 // If there is no object for this space, or if the face for the object
1355 // is the blank face, set the smoothlevel to zero.
1356 int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;
1357
1358 // We've gotten what face we want to use for the object. Now see if
1359 // if it has changed since we last sent it to the client.
1360 if (lastcell.smooth[layer] != smoothlevel)
1361 {
1362 lastcell.smooth[layer] = smoothlevel;
1363 esl << uint8 (smoothlevel);
1364 emask |= 1 << layer;
1365 }
1366 }
1367
1368 if (emask & 0xf)
1369 esl[eoldlen + 1] = emask & 0xff;
1370 else
1371 esl.reset (eoldlen);
1372 }
1373 } /* else this is a viewable space */ 1204 } /* else this is a viewable space */
1374 } /* for x loop */ 1205 ordered_mapwalk_end
1375 } /* for y loop */
1376 1206
1377 socket.flush_fx (); 1207 socket.flush_fx ();
1378
1379 /* Verify that we in fact do need to send this */
1380 if (socket.ext_mapinfos)
1381 {
1382 if (!(sl.length () > startlen || socket.sent_scroll))
1383 {
1384 /* No map data will follow, so don't say the client
1385 * it doesn't need draw!
1386 */
1387 ewhatflag &= ~EMI_NOREDRAW;
1388 esl[ewhatstart + 1] = ewhatflag & 0xff;
1389 }
1390
1391 if (esl.length () > estartlen)
1392 socket.send_packet (esl);
1393 }
1394 1208
1395 if (sl.length () > startlen || socket.sent_scroll) 1209 if (sl.length () > startlen || socket.sent_scroll)
1396 { 1210 {
1397 socket.send_packet (sl); 1211 socket.send_packet (sl);
1398 socket.sent_scroll = 0; 1212 socket.sent_scroll = 0;
… …
1419{ 1233{
1420 packet sl; 1234 packet sl;
1421 sl << "replyinfo skill_info\n"; 1235 sl << "replyinfo skill_info\n";
1422 1236
1423 for (int i = 1; i < NUM_SKILLS; i++) 1237 for (int i = 1; i < NUM_SKILLS; i++)
1424 sl.printf ("%d:%s\n", i + CS_STAT_SKILLINFO, &skill_names[i]); 1238 sl.printf ("%d:%s\n", i + CS_STAT_SKILLINFO, &skill_names [i]);
1425 1239
1426 if (sl.length () > MAXSOCKBUF) 1240 if (sl.length () > MAXSOCKBUF)
1427 { 1241 {
1428 LOG (llevError, "Buffer overflow in send_skill_info!\n"); 1242 LOG (llevError, "Buffer overflow in send_skill_info!\n");
1429 fatal (0); 1243 fatal (0);
… …
1473 if (spell->type == SPELL) 1287 if (spell->type == SPELL)
1474 { 1288 {
1475 int flags = 0; 1289 int flags = 0;
1476 1290
1477 /* check if we need to update it */ 1291 /* check if we need to update it */
1478 if (spell->last_sp != SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA)) 1292 if (spell->cached_sp != SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA))
1479 { 1293 {
1480 spell->last_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA); 1294 spell->cached_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA);
1481 flags |= UPD_SP_MANA; 1295 flags |= UPD_SP_MANA;
1482 } 1296 }
1483 1297
1484 if (spell->last_grace != SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE)) 1298 if (spell->cached_grace != SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE))
1485 { 1299 {
1486 spell->last_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE); 1300 spell->cached_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE);
1487 flags |= UPD_SP_GRACE; 1301 flags |= UPD_SP_GRACE;
1488 } 1302 }
1489 1303
1490 if (spell->last_eat != spell->stats.dam + SP_level_dam_adjust (pl->ob, spell)) 1304 if (spell->cached_eat != spell->stats.dam + SP_level_dam_adjust (pl->ob, spell))
1491 { 1305 {
1492 spell->last_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell); 1306 spell->cached_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell);
1493 flags |= UPD_SP_DAMAGE; 1307 flags |= UPD_SP_DAMAGE;
1494 } 1308 }
1495 1309
1496 if (flags) 1310 if (flags)
1497 { 1311 {
… …
1499 1313
1500 sl << "updspell " 1314 sl << "updspell "
1501 << uint8 (flags) 1315 << uint8 (flags)
1502 << uint32 (spell->count); 1316 << uint32 (spell->count);
1503 1317
1504 if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp); 1318 if (flags & UPD_SP_MANA ) sl << uint16 (spell->cached_sp);
1505 if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace); 1319 if (flags & UPD_SP_GRACE ) sl << uint16 (spell->cached_grace);
1506 if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat); 1320 if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->cached_eat);
1507 1321
1508 pl->ns->send_packet (sl); 1322 pl->ns->send_packet (sl);
1509 } 1323 }
1510 } 1324 }
1511 } 1325 }
… …
1541 LOG (llevError, "item number %d is a spell with no name.\n", spell->count); 1355 LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
1542 return; 1356 return;
1543 } 1357 }
1544 1358
1545 /* store costs and damage in the object struct, to compare to later */ 1359 /* store costs and damage in the object struct, to compare to later */
1546 spell->last_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA); 1360 spell->cached_sp = SP_level_spellpoint_cost (pl->ob, spell, SPELL_MANA);
1547 spell->last_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE); 1361 spell->cached_grace = SP_level_spellpoint_cost (pl->ob, spell, SPELL_GRACE);
1548 spell->last_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell); 1362 spell->cached_eat = spell->stats.dam + SP_level_dam_adjust (pl->ob, spell);
1549 1363
1550 /* figure out which skill it uses, if it uses one */ 1364 /* figure out which skill it uses, if it uses one */
1551 if (spell->skill) 1365 if (spell->skill)
1552 { 1366 if (object *tmp = pl->find_skill (spell->skill))
1553 for (i = 1; i < NUM_SKILLS; i++)
1554 if (!strcmp (spell->skill, skill_names[i]))
1555 {
1556 skill = i + CS_STAT_SKILLINFO; 1367 skill = tmp->subtype + CS_STAT_SKILLINFO;
1557 break;
1558 }
1559 }
1560 1368
1561 // spells better have a face 1369 // spells better have a face
1562 if (!spell->face) 1370 if (!spell->face)
1563 { 1371 {
1564 LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name); 1372 LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name);
… …
1569 1377
1570 /* send the current values */ 1378 /* send the current values */
1571 sl << uint32 (spell->count) 1379 sl << uint32 (spell->count)
1572 << uint16 (spell->level) 1380 << uint16 (spell->level)
1573 << uint16 (spell->casting_time) 1381 << uint16 (spell->casting_time)
1574 << uint16 (spell->last_sp) 1382 << uint16 (spell->cached_sp)
1575 << uint16 (spell->last_grace) 1383 << uint16 (spell->cached_grace)
1576 << uint16 (spell->last_eat) 1384 << uint16 (spell->cached_eat)
1577 << uint8 (skill) 1385 << uint8 (skill)
1578 << uint32 (spell->path_attuned) 1386 << uint32 (spell->path_attuned)
1579 << uint32 (spell->face) 1387 << uint32 (spell->face)
1580 << data8 (spell->name) 1388 << data8 (spell->name)
1581 << data16 (spell->msg); 1389 << data16 (spell->msg);

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