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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.52 by root, Sat Dec 23 09:41:55 2006 UTC vs.
Revision 1.80 by root, Fri Mar 16 02:51:08 2007 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * CrossFire, A Multiplayer game for X-windows
3 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
4 Copyright (C) 2001 Mark Wedel 5 * Copyright (C) 2001 Mark Wedel
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (C) 1992 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version. 11 * (at your option) any later version.
11 12 *
12 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,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 21 *
21 The author can be reached via e-mail to <crossfire@schmorp.de> 22 * The author can be reached via e-mail to <crossfire@schmorp.de>
22*/ 23 */
23 24
24/** 25/**
25 * \file 26 * \file
26 * Client handling. 27 * Client handling.
27 * 28 *
35 * have the prototype of (char *data, int datalen, int client_num). This 36 * have the prototype of (char *data, int datalen, int client_num). This
36 * way, we can use one dispatch table. 37 * way, we can use one dispatch table.
37 * 38 *
38 * esrv_map_new starts updating the map 39 * esrv_map_new starts updating the map
39 * 40 *
40 * esrv_map_setbelow allows filling in all of the faces for the map.
41 * if a face has not already been sent to the client, it is sent now.
42 *
43 */ 41 */
44 42
45#include <global.h> 43#include <global.h>
46#include <sproto.h> 44#include <sproto.h>
47 45
100 * that much difference in bandwidth. 98 * that much difference in bandwidth.
101 */ 99 */
102 mx = ns->mapx; 100 mx = ns->mapx;
103 my = ns->mapy; 101 my = ns->mapy;
104 102
105 if (ns->mapmode == Map1aCmd)
106 {
107 mx += MAX_HEAD_OFFSET;
108 my += MAX_HEAD_OFFSET;
109 }
110
111 /* 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
112 * (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,
113 * if the destination x or y coordinate is outside the viewable 105 * if the destination x or y coordinate is outside the viewable
114 * area, we clear the values - otherwise, the old values 106 * area, we clear the values - otherwise, the old values
115 * 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.
140static void 132static void
141clear_map (player *pl) 133clear_map (player *pl)
142{ 134{
143 memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap)); 135 memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap));
144 136
137 pl->ns->force_newmap = false;
138
145 if (pl->ns->newmapcmd == 1) 139 if (pl->ns->newmapcmd == 1)
146 pl->ns->send_packet ("newmap"); 140 pl->ns->send_packet ("newmap");
147 141
148 pl->ns->floorbox_reset (); 142 pl->ns->floorbox_reset ();
149} 143}
150 144
151/** check for map change and send new map data */ 145/** check for map/region change and send new map data */
152static void 146static void
153check_map_change (player *pl) 147check_map_change (player *pl)
154{ 148{
155 client &socket = *pl->ns; 149 client &socket = *pl->ns;
156 object *ob = pl->ob; 150 object *ob = pl->ob;
157 char buf[MAX_BUF]; /* eauugggh */ 151 char buf[MAX_BUF]; /* eauugggh */
158 152
159 if (socket.current_map != ob->map) 153 if (socket.force_newmap && 0)
160 { 154 {
155 // force newmap is used for clients that do not redraw their map
156 // after image uploads.
161 socket.current_map = ob->map; 157 socket.current_map = ob->map;
162
163 clear_map (pl); 158 clear_map (pl);
159 }
160 else if (socket.current_map != ob->map)
161 {
162 clear_map (pl);
163 socket.current_map = ob->map;
164 164
165 if (socket.mapinfocmd) 165 if (socket.mapinfocmd)
166 { 166 {
167 if (ob->map && ob->map->path[0]) 167 if (ob->map && ob->map->path[0])
168 { 168 {
176 flags |= 4; 176 flags |= 4;
177 if (ob->map->tile_path[3]) 177 if (ob->map->tile_path[3])
178 flags |= 8; 178 flags |= 8;
179 179
180 snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s", 180 snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s",
181 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, ob->map->path); 181 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, &ob->map->path);
182 } 182 }
183 else 183 else
184 snprintf (buf, MAX_BUF, "mapinfo current"); 184 snprintf (buf, MAX_BUF, "mapinfo current");
185 185
186 socket.send_packet (buf); 186 socket.send_packet (buf);
200 } 200 }
201 } 201 }
202 202
203 socket.current_x = ob->x; 203 socket.current_x = ob->x;
204 socket.current_y = ob->y; 204 socket.current_y = ob->y;
205
206 region *reg = ob->region ();
207 if (socket.current_region != reg)
208 {
209 socket.current_region = reg;
210 socket.send_packet_printf ("drawinfo 0 You are now %s.\n(use whereami for more details)", &reg->longname);
211 }
205} 212}
206 213
207/** 214/**
208 * RequestInfo is sort of a meta command. There is some specific 215 * RequestInfo is sort of a meta command. There is some specific
209 * request of information, but we call other functions to provide 216 * request of information, but we call other functions to provide
290 { 297 {
291 int dir = *buf++; 298 int dir = *buf++;
292 299
293 switch (dir) 300 switch (dir)
294 { 301 {
295 case '1': 302 case '1':
296 dx = 0; 303 dx = 0;
297 dy = -1; 304 dy = -1;
298 map = get_map_from_coord (map, &dx, &dy); 305 map = map->xy_find (dx, dy);
299 map && (mapy -= map->height); 306 map && (mapy -= map->height);
300 break; 307 break;
301 case '2': 308 case '2':
302 mapx += map->width; 309 mapx += map->width;
303 dx = map->width; 310 dx = map->width;
304 dy = 0; 311 dy = 0;
305 map = get_map_from_coord (map, &dx, &dy); 312 map = map->xy_find (dx, dy);
306 break; 313 break;
307 case '3': 314 case '3':
308 mapy += map->height; 315 mapy += map->height;
309 dx = 0; 316 dx = 0;
310 dy = map->height; 317 dy = map->height;
311 map = get_map_from_coord (map, &dx, &dy); 318 map = map->xy_find (dx, dy);
312 break; 319 break;
313 case '4': 320 case '4':
314 dx = -1; 321 dx = -1;
315 dy = 0; 322 dy = 0;
316 map = get_map_from_coord (map, &dx, &dy); 323 map = map->xy_find (dx, dy);
317 map && (mapx -= map->width); 324 map && (mapx -= map->width);
318 break; 325 break;
319 } 326 }
320 327
321 --max_distance; 328 --max_distance;
322 } 329 }
323 330
334 if (map->tile_path[2]) 341 if (map->tile_path[2])
335 flags |= 4; 342 flags |= 4;
336 if (map->tile_path[3]) 343 if (map->tile_path[3])
337 flags |= 8; 344 flags |= 8;
338 345
339 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, map->path); 346 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
340 } 347 }
341 else 348 else
342 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token); 349 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);
343 } 350 }
344 else 351 else
432 } 439 }
433 else if (!strcmp (cmd, "newmapcmd")) 440 else if (!strcmp (cmd, "newmapcmd"))
434 { 441 {
435 ns->newmapcmd = atoi (param); 442 ns->newmapcmd = atoi (param);
436 safe_strcat (cmdback, param, &slen, HUGE_BUF); 443 safe_strcat (cmdback, param, &slen, HUGE_BUF);
437// } else if (!strcmp(cmd,"plugincmd")) {
438// ns->plugincmd = atoi(param);
439// safe_strcat(cmdback, param, &slen, HUGE_BUF);
440 } 444 }
441 else if (!strcmp (cmd, "mapinfocmd")) 445 else if (!strcmp (cmd, "mapinfocmd"))
442 { 446 {
443 ns->mapinfocmd = atoi (param); 447 ns->mapinfocmd = atoi (param);
444 safe_strcat (cmdback, "1", &slen, HUGE_BUF); 448 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
463 char tmpbuf[20]; 467 char tmpbuf[20];
464 int q = atoi (param); 468 int q = atoi (param);
465 469
466 if (is_valid_faceset (q)) 470 if (is_valid_faceset (q))
467 ns->faceset = q; 471 ns->faceset = q;
472
468 sprintf (tmpbuf, "%d", ns->faceset); 473 sprintf (tmpbuf, "%d", ns->faceset);
469 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF); 474 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
470 /* if the client is using faceset, it knows about image2 command */ 475 /* if the client is using faceset, it knows about image2 command */
471 ns->image2 = 1; 476 ns->image2 = 1;
472 } 477 }
500 if (*cp == 'x' || *cp == 'X') 505 if (*cp == 'x' || *cp == 'X')
501 { 506 {
502 y = atoi (cp + 1); 507 y = atoi (cp + 1);
503 break; 508 break;
504 } 509 }
510
505 if (x < 9 || y < 9 || x > MAP_CLIENT_X || y > MAP_CLIENT_Y) 511 if (x < 9 || y < 9 || x > MAP_CLIENT_X || y > MAP_CLIENT_Y)
506 { 512 {
507 sprintf (tmpbuf, " %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y); 513 sprintf (tmpbuf, " %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y);
508 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF); 514 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
509 } 515 }
564 * This is what takes care of it. We tell the client how things worked out. 570 * This is what takes care of it. We tell the client how things worked out.
565 * I am not sure if this file is the best place for this function. however, 571 * I am not sure if this file is the best place for this function. however,
566 * it either has to be here or init_sockets needs to be exported. 572 * it either has to be here or init_sockets needs to be exported.
567 */ 573 */
568void 574void
569AddMeCmd (char *buf, int len, client * ns) 575AddMeCmd (char *buf, int len, client *ns)
570{ 576{
577 // face caching is mandatory
578 if (!ns->facecache)
579 {
580 ns->send_drawinfo (
581 "\n"
582 "\n"
583 "***\n"
584 "*** WARNING:\n"
585 "*** Your client does not support face/image caching,\n"
586 "*** or it has been disabled. Face caching is mandatory\n"
587 "*** so please enable it or use a newer client.\n"
588 "***\n"
589 "*** Look at your client preferences:\n"
590 "***\n"
591 "*** CFPlus: all known versions automatically enable the facecache.\n"
592 "*** cfclient: use the -cache commandline option.\n"
593 "*** cfclient: map will not redraw automatically (bug).\n"
594 "*** gcfclient: use -cache commandline option, or enable\n"
595 "*** gcfclient: Client=>Configure=>Map & Image=>Cache Images.\n"
596 "*** jcrossclient: your client is broken, use CFPlus or gcfclient.\n"
597 "***\n"
598 "***\n",
599 NDI_RED
600 );
601
602 if (strstr (ns->version, "jcrossclient"))
603 /* let them, for now*/;
604 else
605 {
606 ns->flush ();
607 //ns->destroy ();
608 }
609 //ns->facecache = true;
610 }
611
571 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len)); 612 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));
572} 613}
573 614
574/** Reply to ExtendedInfos command */ 615/** Reply to ExtendedInfos command */
575void 616void
686 727
687 ns->send_packet (cmdback); 728 ns->send_packet (cmdback);
688} 729}
689 730
690/** 731/**
691 * A lot like the old AskSmooth (in fact, now called by AskSmooth). 732 * client requested an image. send it rate-limited
692 * Basically, it makes no sense to wait for the client to request a 733 * before flushing.
693 * a piece of data from us that we know the client wants. So
694 * if we know the client wants it, might as well push it to the
695 * client.
696 */
697static void
698SendSmooth (client *ns, uint16 face)
699{
700 uint16 smoothface;
701
702 /* If we can't find a face, return and set it so we won't try to send this
703 * again.
704 */ 734 */
705 if ((!FindSmooth (face, &smoothface)) && (!FindSmooth (smooth_face->number, &smoothface))) 735void
706 { 736AskFaceCmd (char *buf, int len, client *ns)
707 737{
708 LOG (llevError, "could not findsmooth for %d. Neither default (%s)\n", face, &smooth_face->name); 738 ns->askface.push_back (atoi (buf));
709 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
710 return;
711 }
712
713 if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE))
714 esrv_send_face (ns, smoothface, 0);
715
716 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
717
718 packet sl ("smooth");
719
720 sl << uint16 (face)
721 << uint16 (smoothface);
722
723 ns->send_packet (sl);
724} 739}
725 740
726 /** 741/**
727 * Tells client the picture it has to use 742 * Tells client the picture it has to use
728 * to smooth a picture number given as argument. 743 * to smooth a picture number given as argument.
729 */ 744 */
730void 745void
731AskSmooth (char *buf, int len, client *ns) 746AskSmooth (char *buf, int len, client *ns)
732{ 747{
733 SendSmooth (ns, atoi (buf)); 748 ns->send_face (atoi (buf));
734} 749}
735 750
736/** 751/**
737 * This handles the general commands from the client (ie, north, fire, cast, 752 * This handles the general commands from the client (ie, north, fire, cast,
738 * etc.) 753 * etc.)
797 * commands. 812 * commands.
798 */ 813 */
799 pl->count = 0; 814 pl->count = 0;
800 815
801 //TODO: schmorp thinks whatever this calculates, it makes no sense at all 816 //TODO: schmorp thinks whatever this calculates, it makes no sense at all
802 int time = FABS (pl->ob->speed) < 0.001 817 int time = fabs (pl->ob->speed) < 0.001
803 ? time = MAX_TIME * 100 818 ? time = MAX_TIME * 100
804 : time = (int) (MAX_TIME / FABS (pl->ob->speed)); 819 : time = (int) (MAX_TIME / fabs (pl->ob->speed));
805 820
806 /* Send confirmation of command execution now */ 821 /* Send confirmation of command execution now */
807 packet sl ("comc"); 822 packet sl ("comc");
808 sl << uint16 (cmdid) << uint32 (time); 823 sl << uint16 (cmdid) << uint32 (time);
809 pl->ns->send_packet (sl); 824 pl->ns->send_packet (sl);
845 860
846 case ST_CHANGE_CLASS: 861 case ST_CHANGE_CLASS:
847 key_change_class (pl->ob, buf[0]); 862 key_change_class (pl->ob, buf[0]);
848 break; 863 break;
849 864
850 case ST_CONFIRM_QUIT:
851 key_confirm_quit (pl->ob, buf[0]);
852 break;
853
854 case ST_GET_PARTY_PASSWORD: /* Get password for party */ 865 case ST_GET_PARTY_PASSWORD: /* Get password for party */
855 receive_party_password (pl->ob, 13); 866 receive_party_password (pl->ob, 13);
856 break; 867 break;
857 868
858 default: 869 default:
879 ns->cs_version = atoi (buf); 890 ns->cs_version = atoi (buf);
880 ns->sc_version = ns->cs_version; 891 ns->sc_version = ns->cs_version;
881 892
882 LOG (llevDebug, "connection from client <%s>\n", buf); 893 LOG (llevDebug, "connection from client <%s>\n", buf);
883 894
884
885 //TODO: should log here just for statistics 895 //TODO: should log here just for statistics
886 896
887 //if (VERSION_CS != ns->cs_version) 897 //if (VERSION_CS != ns->cs_version)
888 // unchecked; 898 // unchecked;
889 899
914{ 924{
915 ns->sound = atoi (buf); 925 ns->sound = atoi (buf);
916} 926}
917 927
918/** client wants the map resent */ 928/** client wants the map resent */
919
920void 929void
921MapRedrawCmd (char *buf, int len, player *pl) 930MapRedrawCmd (char *buf, int len, player *pl)
922{ 931{
923/* This function is currently disabled; just clearing the map state results in 932/* This function is currently disabled; just clearing the map state results in
924 * display errors. It should clear the cache and send a newmap command. 933 * display errors. It should clear the cache and send a newmap command.
1011esrv_update_stats (player *pl) 1020esrv_update_stats (player *pl)
1012{ 1021{
1013 char buf[MAX_BUF]; 1022 char buf[MAX_BUF];
1014 uint16 flags; 1023 uint16 flags;
1015 1024
1025 client *ns = pl->ns;
1026 if (!ns)
1027 return;
1028
1029 object *ob = pl->ob;
1030 if (!ob)
1031 return;
1032
1016 packet sl ("stats"); 1033 packet sl ("stats");
1017 1034
1018 if (pl->ob)
1019 {
1020 AddIfShort (pl->last_stats.hp, pl->ob->stats.hp, CS_STAT_HP); 1035 AddIfShort (ns->last_stats.hp, ob->stats.hp, CS_STAT_HP);
1021 AddIfShort (pl->last_stats.maxhp, pl->ob->stats.maxhp, CS_STAT_MAXHP); 1036 AddIfShort (ns->last_stats.maxhp, ob->stats.maxhp, CS_STAT_MAXHP);
1022 AddIfShort (pl->last_stats.sp, pl->ob->stats.sp, CS_STAT_SP); 1037 AddIfShort (ns->last_stats.sp, ob->stats.sp, CS_STAT_SP);
1023 AddIfShort (pl->last_stats.maxsp, pl->ob->stats.maxsp, CS_STAT_MAXSP); 1038 AddIfShort (ns->last_stats.maxsp, ob->stats.maxsp, CS_STAT_MAXSP);
1024 AddIfShort (pl->last_stats.grace, pl->ob->stats.grace, CS_STAT_GRACE); 1039 AddIfShort (ns->last_stats.grace, ob->stats.grace, CS_STAT_GRACE);
1025 AddIfShort (pl->last_stats.maxgrace, pl->ob->stats.maxgrace, CS_STAT_MAXGRACE); 1040 AddIfShort (ns->last_stats.maxgrace, ob->stats.maxgrace, CS_STAT_MAXGRACE);
1026 AddIfShort (pl->last_stats.Str, pl->ob->stats.Str, CS_STAT_STR); 1041 AddIfShort (ns->last_stats.Str, ob->stats.Str, CS_STAT_STR);
1027 AddIfShort (pl->last_stats.Dex, pl->ob->stats.Dex, CS_STAT_DEX); 1042 AddIfShort (ns->last_stats.Dex, ob->stats.Dex, CS_STAT_DEX);
1028 AddIfShort (pl->last_stats.Con, pl->ob->stats.Con, CS_STAT_CON); 1043 AddIfShort (ns->last_stats.Con, ob->stats.Con, CS_STAT_CON);
1029 AddIfShort (pl->last_stats.Int, pl->ob->stats.Int, CS_STAT_INT); 1044 AddIfShort (ns->last_stats.Int, ob->stats.Int, CS_STAT_INT);
1030 AddIfShort (pl->last_stats.Wis, pl->ob->stats.Wis, CS_STAT_WIS); 1045 AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS);
1031 AddIfShort (pl->last_stats.Pow, pl->ob->stats.Pow, CS_STAT_POW); 1046 AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW);
1032 AddIfShort (pl->last_stats.Cha, pl->ob->stats.Cha, CS_STAT_CHA); 1047 AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA);
1033 }
1034 1048
1035 for (int s = 0; s < NUM_SKILLS; s++) 1049 for (int s = 0; s < NUM_SKILLS; s++)
1036 if (pl->last_skill_ob[s] && pl->last_skill_exp[s] != pl->last_skill_ob[s]->stats.exp) 1050 if (object *skill = pl->last_skill_ob[s])
1051 if (skill->stats.exp != ns->last_skill_exp [s])
1037 { 1052 {
1053 ns->last_skill_exp [s] = skill->stats.exp;
1054
1038 /* Always send along the level if exp changes. This is only 1055 /* Always send along the level if exp changes. This is only
1039 * 1 extra byte, but keeps processing simpler. 1056 * 1 extra byte, but keeps processing simpler.
1040 */ 1057 */
1041 sl << uint8 (s + CS_STAT_SKILLINFO) 1058 sl << uint8 (s + CS_STAT_SKILLINFO)
1042 << uint8 (pl->last_skill_ob[s]->level) 1059 << uint8 (skill->level)
1043 << uint64 (pl->last_skill_ob[s]->stats.exp); 1060 << uint64 (skill->stats.exp);
1044
1045 pl->last_skill_exp[s] = pl->last_skill_ob[s]->stats.exp;
1046 } 1061 }
1047 1062
1048 AddIfInt64 (pl->last_stats.exp, pl->ob->stats.exp, CS_STAT_EXP64); 1063 AddIfInt64 (ns->last_stats.exp, ob->stats.exp, CS_STAT_EXP64);
1049 AddIfShort (pl->last_level, (char) pl->ob->level, CS_STAT_LEVEL); 1064 AddIfShort (ns->last_level, ob->level, CS_STAT_LEVEL);
1050 AddIfShort (pl->last_stats.wc, pl->ob->stats.wc, CS_STAT_WC); 1065 AddIfShort (ns->last_stats.wc, ob->stats.wc, CS_STAT_WC);
1051 AddIfShort (pl->last_stats.ac, pl->ob->stats.ac, CS_STAT_AC); 1066 AddIfShort (ns->last_stats.ac, ob->stats.ac, CS_STAT_AC);
1052 AddIfShort (pl->last_stats.dam, pl->ob->stats.dam, CS_STAT_DAM); 1067 AddIfShort (ns->last_stats.dam, ob->stats.dam, CS_STAT_DAM);
1053 AddIfFloat (pl->last_speed, pl->ob->speed, CS_STAT_SPEED); 1068 AddIfFloat (ns->last_speed, ob->speed, CS_STAT_SPEED);
1054 AddIfShort (pl->last_stats.food, pl->ob->stats.food, CS_STAT_FOOD); 1069 AddIfShort (ns->last_stats.food, ob->stats.food, CS_STAT_FOOD);
1055 AddIfFloat (pl->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP); 1070 AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP);
1056 AddIfInt (pl->last_weight_limit, (sint32) weight_limit[pl->ob->stats.Str], CS_STAT_WEIGHT_LIM); 1071 AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM);
1072
1057 flags = 0; 1073 flags = 0;
1058 1074
1059 if (pl->fire_on) 1075 if (pl->fire_on)
1060 flags |= SF_FIREON; 1076 flags |= SF_FIREON;
1061 1077
1062 if (pl->run_on) 1078 if (pl->run_on)
1063 flags |= SF_RUNON; 1079 flags |= SF_RUNON;
1064 1080
1065 AddIfShort (pl->last_flags, flags, CS_STAT_FLAGS); 1081 AddIfShort (ns->last_flags, flags, CS_STAT_FLAGS);
1066 1082
1067 if (pl->ns->sc_version < 1025) 1083 if (ns->sc_version < 1025)
1068 { AddIfShort (pl->last_resist[ATNR_PHYSICAL], pl->ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) } 1084 { AddIfShort (ns->last_resist[ATNR_PHYSICAL], ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }
1069 else 1085 else
1070 for (int i = 0; i < NROFATTACKS; i++) 1086 for (int i = 0; i < NROFATTACKS; i++)
1071 { 1087 {
1072 /* Skip ones we won't send */ 1088 /* Skip ones we won't send */
1073 if (atnr_cs_stat[i] == -1) 1089 if (atnr_cs_stat[i] == -1)
1074 continue; 1090 continue;
1075 1091
1076 AddIfShort (pl->last_resist[i], pl->ob->resist[i], (char) atnr_cs_stat[i]); 1092 AddIfShort (ns->last_resist[i], ob->resist[i], atnr_cs_stat[i]);
1077 } 1093 }
1078 1094
1079 if (pl->ns->monitor_spells) 1095 if (pl->ns->monitor_spells)
1080 { 1096 {
1081 AddIfInt (pl->last_path_attuned, pl->ob->path_attuned, CS_STAT_SPELL_ATTUNE); 1097 AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE);
1082 AddIfInt (pl->last_path_repelled, pl->ob->path_repelled, CS_STAT_SPELL_REPEL); 1098 AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL);
1083 AddIfInt (pl->last_path_denied, pl->ob->path_denied, CS_STAT_SPELL_DENY); 1099 AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY);
1084 } 1100 }
1085 1101
1086 rangetostring (pl->ob, buf); /* we want use the new fire & run system in new client */ 1102 rangetostring (ob, buf); /* we want use the new fire & run system in new client */
1087 AddIfString (pl->ns->stats.range, buf, CS_STAT_RANGE); 1103 AddIfString (ns->stats.range, buf, CS_STAT_RANGE);
1088 set_title (pl->ob, buf); 1104 set_title (ob, buf);
1089 AddIfString (pl->ns->stats.title, buf, CS_STAT_TITLE); 1105 AddIfString (ns->stats.title, buf, CS_STAT_TITLE);
1090 1106
1091 /* Only send it away if we have some actual data */ 1107 /* Only send it away if we have some actual data */
1092 if (sl.length () > 6) 1108 if (sl.length () > 6)
1093 pl->ns->send_packet (sl); 1109 ns->send_packet (sl);
1094} 1110}
1095 1111
1096/** 1112/**
1097 * Tells the client that here is a player it should start using. 1113 * Tells the client that here is a player it should start using.
1098 */ 1114 */
1099void 1115void
1100esrv_new_player (player *pl, uint32 weight) 1116esrv_new_player (player *pl, uint32 weight)
1101{ 1117{
1102 pl->last_weight = weight;
1103
1104 packet sl ("player"); 1118 packet sl ("player");
1105 1119
1106 sl << uint32 (pl->ob->count) 1120 sl << uint32 (pl->ob->count)
1107 << uint32 (weight) 1121 << uint32 (weight)
1108 << uint32 (pl->ob->face->number) 1122 << uint32 (pl->ob->face)
1109 << data8 (pl->ob->name); 1123 << data8 (pl->ob->name);
1110 1124
1125 pl->ns->last_weight = weight;
1111 pl->ns->send_packet (sl); 1126 pl->ns->send_packet (sl);
1112 SET_FLAG (pl->ob, FLAG_CLIENT_SENT); 1127 SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
1113} 1128}
1114
1115/**
1116 * Need to send an animation sequence to the client.
1117 * We will send appropriate face commands to the client if we haven't
1118 * sent them the face yet (this can become quite costly in terms of
1119 * how much we are sending - on the other hand, this should only happen
1120 * when the player logs in and picks stuff up.
1121 */
1122void
1123esrv_send_animation (client * ns, short anim_num)
1124{
1125 /* Do some checking on the anim_num we got. Note that the animations
1126 * are added in contigous order, so if the number is in the valid
1127 * range, it must be a valid animation.
1128 */
1129 if (anim_num < 0 || anim_num > num_animations)
1130 {
1131 LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num);
1132 return;
1133 }
1134
1135 packet sl ("anim");
1136
1137 sl << uint16 (anim_num)
1138 << uint16 (0); /* flags - not used right now */
1139
1140 /* Build up the list of faces. Also, send any information (ie, the
1141 * the face itself) down to the client.
1142 */
1143 for (int i = 0; i < animations[anim_num].num_animations; i++)
1144 {
1145 if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE))
1146 esrv_send_face (ns, animations[anim_num].faces[i], 0);
1147
1148 sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */
1149 }
1150
1151 ns->send_packet (sl);
1152
1153 ns->anims_sent[anim_num] = 1;
1154}
1155
1156 1129
1157/****************************************************************************** 1130/******************************************************************************
1158 * 1131 *
1159 * Start of map related commands. 1132 * Start of map related commands.
1160 * 1133 *
1161 ******************************************************************************/ 1134 ******************************************************************************/
1162 1135
1163/**
1164 * This adds face_num to a map cell at x,y. If the client doesn't have
1165 * the face yet, we will also send it.
1166 */
1167static void
1168esrv_map_setbelow (client * ns, int x, int y, short face_num, struct Map *newmap)
1169{
1170 if (newmap->cells[x][y].count >= MAP_LAYERS)
1171 {
1172 //TODO: one or the other, can't both have abort and return, verify and act
1173 LOG (llevError, "Too many faces in map cell %d %d\n", x, y);
1174 return;
1175 abort ();
1176 }
1177
1178 newmap->cells[x][y].faces[newmap->cells[x][y].count] = face_num;
1179 newmap->cells[x][y].count++;
1180
1181 if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE))
1182 esrv_send_face (ns, face_num, 0);
1183}
1184
1185/** Clears a map cell */ 1136/** Clears a map cell */
1186static void 1137static void
1187map_clearcell (struct MapCell *cell, int face0, int face1, int face2, int count) 1138map_clearcell (struct MapCell *cell, int count)
1188{ 1139{
1189 cell->faces[0] = face0; 1140 cell->faces[0] = 0;
1190 cell->faces[1] = face1; 1141 cell->faces[1] = 0;
1191 cell->faces[2] = face2; 1142 cell->faces[2] = 0;
1143 cell->smooth[0] = 0;
1144 cell->smooth[1] = 0;
1145 cell->smooth[2] = 0;
1192 cell->count = count; 1146 cell->count = count;
1193 cell->stat_hp = 0; 1147 cell->stat_hp = 0;
1194 cell->flags = 0; 1148 cell->flags = 0;
1195 cell->player = 0; 1149 cell->player = 0;
1196} 1150}
1197 1151
1198#define MAX_HEAD_POS MAX(MAX_CLIENT_X, MAX_CLIENT_Y)
1199#define MAX_LAYERS 3 1152#define MAX_LAYERS 3
1200
1201/* Using a global really isn't a good approach, but saves the over head of
1202 * allocating and deallocating such a block of data each time run through,
1203 * and saves the space of allocating this in the socket object when we only
1204 * need it for this cycle. If the server is ever threaded, this needs to be
1205 * re-examined.
1206 */
1207static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS];
1208
1209/**
1210 * Returns true if any of the heads for this
1211 * space is set. Returns false if all are blank - this is used
1212 * for empty space checking.
1213 */
1214static inline int
1215have_head (int ax, int ay)
1216{
1217 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] ||
1218 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2])
1219 return 1;
1220
1221 return 0;
1222}
1223
1224/**
1225 * check_head is a bit simplistic version of update_space below.
1226 * basically, it only checks the that the head on space ax,ay at layer
1227 * needs to get sent - if so, it adds the data, sending the head
1228 * if needed, and returning 1. If this no data needs to get
1229 * sent, it returns zero.
1230 */
1231static int
1232check_head (packet &sl, client &ns, int ax, int ay, int layer)
1233{
1234 short face_num;
1235
1236 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer])
1237 face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number;
1238 else
1239 face_num = 0;
1240
1241 if (face_num != ns.lastmap.cells[ax][ay].faces[layer])
1242 {
1243 sl << uint16 (face_num);
1244 if (face_num && !(ns.faces_sent[face_num] & NS_FACESENT_FACE))
1245 esrv_send_face (&ns, face_num, 0);
1246
1247 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer] = NULL;
1248 ns.lastmap.cells[ax][ay].faces[layer] = face_num;
1249 return 1;
1250 }
1251
1252 return 0; /* No change */
1253}
1254 1153
1255/** 1154/**
1256 * Removes the need to replicate the same code for each layer. 1155 * Removes the need to replicate the same code for each layer.
1257 * this returns true if this space is now in fact different than 1156 * this returns true if this space is now in fact different than
1258 * it was. 1157 * it was.
1259 * sl is the socklist this data is going into. 1158 * sl is the socklist this data is going into.
1260 * ns is the socket we are working on - all the info we care 1159 * ns is the socket we are working on - all the info we care
1261 * about is in this socket structure, so now need not pass the 1160 * about is in this socket structure, so now need not pass the
1262 * entire player object. 1161 * entire player object.
1263 * mx and my are map coordinate offsets for map mp
1264 * sx and sy are the offsets into the socket structure that
1265 * holds the old values.
1266 * layer is the layer to update, with 2 being the floor and 0 the 1162 * layer is the layer to update, with 2 being the floor and 0 the
1267 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ) 1163 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ)
1268 * take. Interesting to note that before this function, the map1 function 1164 * take. Interesting to note that before this function, the map1 function
1269 * numbers the spaces differently - I think this was a leftover from 1165 * numbers the spaces differently - I think this was a leftover from
1270 * the map command, where the faces stack up. Sinces that is no longer 1166 * the map command, where the faces stack up. Sinces that is no longer
1271 * the case, it seems to make more sense to have these layer values 1167 * the case, it seems to make more sense to have these layer values
1272 * actually match. 1168 * actually match.
1273 */ 1169 */
1274static int 1170static int
1275update_space (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer) 1171update_space (packet &sl, client &ns, mapspace &ms, MapCell &lastcell, int layer)
1276{ 1172{
1277 object *ob, *head; 1173 object *ob = ms.faces_obj [layer];
1278 uint16 face_num;
1279 int bx, by, i;
1280
1281 /* If there is a multipart object stored away, treat that as more important.
1282 * If not, then do the normal processing.
1283 */
1284 head = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer];
1285
1286 /* Check to see if this head is part of the set of objects
1287 * we would normally send for this space. If so, then
1288 * don't use the head value. We need to do the check
1289 * here and not when setting up the heads[] value for two reasons -
1290 * 1) the heads[] values will get used even if the space is not visible.
1291 * 2) its possible the head is not on the same map as a part, and I'd
1292 * rather not need to do the map translation overhead.
1293 * 3) We need to do some extra checking to make sure that we will
1294 * otherwise send the image as this layer, eg, either it matches
1295 * the head value, or is not multipart.
1296 */
1297 if (head && !head->more)
1298 {
1299 for (i = 0; i < MAP_LAYERS; i++)
1300 {
1301 ob = GET_MAP_FACE_OBJ (mp, mx, my, i);
1302 if (!ob)
1303 continue;
1304
1305 if (ob->head)
1306 ob = ob->head;
1307
1308 if (ob == head)
1309 {
1310 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer] = NULL;
1311 head = NULL;
1312 break;
1313 }
1314 }
1315 }
1316
1317 ob = head;
1318 if (!ob)
1319 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1320 1174
1321 /* If there is no object for this space, or if the face for the object 1175 /* If there is no object for this space, or if the face for the object
1322 * is the blank face, set the face number to zero. 1176 * is the blank face, set the face number to zero.
1323 * else if we have the stored head object for this space, that takes 1177 * else if we have the stored head object for this space, that takes
1324 * precedence over the other object for this space. 1178 * precedence over the other object for this space.
1325 * otherwise, we do special head processing 1179 * otherwise, we do special head processing
1326 */ 1180 */
1327 if (!ob || ob->face == blank_face) 1181 uint16 face_num = ob && ob->face != blank_face ? ob->face : 0;
1328 face_num = 0;
1329 else if (head)
1330 {
1331 /* if this is a head that had previously been stored */
1332 face_num = ob->face->number;
1333 }
1334 else
1335 {
1336 /* if the faces for the different parts of a multipart object
1337 * are the same, we only want to send the bottom right most
1338 * portion of the object. That info is in the tail_.. values
1339 * of the head. Note that for the head itself, ob->head will
1340 * be null, so we only do this block if we are working on
1341 * a tail piece.
1342 */
1343
1344 /* tail_x and tail_y will only be set in the head object. If
1345 * this is the head object and these are set, we proceed
1346 * with logic to only send bottom right. Similarly, if
1347 * this is one of the more parts but the head has those values
1348 * set, we want to do the processing. There can be cases where
1349 * the head is not visible but one of its parts is, so we just
1350 * can always expect that ob->arch->tail_x will be true for all
1351 * object we may want to display.
1352 */
1353 if ((ob->arch->tail_x || ob->arch->tail_y) || (ob->head && (ob->head->arch->tail_x || ob->head->arch->tail_y)))
1354 {
1355
1356 if (ob->head)
1357 head = ob->head;
1358 else
1359 head = ob;
1360
1361 /* Basically figure out where the offset is from where we are right
1362 * now. the ob->arch->clone.{x,y} values hold the offset that this current
1363 * piece is from the head, and the tail is where the tail is from the
1364 * head. Note that bx and by will equal sx and sy if we are already working
1365 * on the bottom right corner. If ob is the head, the clone values
1366 * will be zero, so the right thing will still happen.
1367 */
1368 bx = sx + head->arch->tail_x - ob->arch->clone.x;
1369 by = sy + head->arch->tail_y - ob->arch->clone.y;
1370
1371 /* I don't think this can ever happen, but better to check for it just
1372 * in case.
1373 */
1374 if (bx < sx || by < sy)
1375 {
1376 LOG (llevError, "update_space: bx (%d) or by (%d) is less than sx (%d) or sy (%d)\n", bx, by, sx, sy);
1377 face_num = 0;
1378 }
1379 /* single part object, multipart object with non merged faces,
1380 * of multipart object already at lower right.
1381 */
1382 else if (bx == sx && by == sy)
1383 {
1384 face_num = ob->face->number;
1385
1386 /* if this face matches one stored away, clear that one away.
1387 * this code relies on the fact that the map1 commands
1388 * goes from 2 down to 0.
1389 */
1390 for (i = 0; i < MAP_LAYERS; i++)
1391 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] &&
1392 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i]->face->number == face_num)
1393 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] = NULL;
1394 }
1395 else
1396 {
1397 /* If this head is stored away, clear it - otherwise,
1398 * there can be cases where a object is on multiple layers -
1399 * we only want to send it once.
1400 */
1401 face_num = head->face->number;
1402 for (i = 0; i < MAP_LAYERS; i++)
1403 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] &&
1404 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i]->face->number == face_num)
1405 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = NULL;
1406
1407 /* First, try to put the new head on the same layer. If that is used up,
1408 * then find another layer.
1409 */
1410 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] == NULL)
1411 {
1412 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] = head;
1413 }
1414 else
1415 for (i = 0; i < MAX_LAYERS; i++)
1416 {
1417 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == NULL ||
1418 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == head)
1419 {
1420 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = head;
1421 }
1422 }
1423 face_num = 0; /* Don't send this object - we'll send the head later */
1424 }
1425 }
1426 else
1427 {
1428 /* In this case, we are already at the lower right or single part object,
1429 * so nothing special
1430 */
1431 face_num = ob->face->number;
1432
1433 /* clear out any head entries that have the same face as this one */
1434 for (bx = 0; bx < layer; bx++)
1435 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] &&
1436 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx]->face->number == face_num)
1437 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] = NULL;
1438 }
1439 } /* else not already head object or blank face */
1440
1441 /* This is a real hack. Basically, if we have nothing to send for this layer,
1442 * but there is a head on the next layer, send that instead.
1443 * Without this, what happens is you can get the case where the player stands
1444 * on the same space as the head. However, if you have overlapping big objects
1445 * of the same type, what happens then is it doesn't think it needs to send
1446 * This tends to make stacking also work/look better.
1447 */
1448 if (!face_num && layer > 0 && heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1])
1449 {
1450 face_num = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1]->face->number;
1451 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1] = NULL;
1452 }
1453
1454 /* Another hack - because of heads and whatnot, this face may match one
1455 * we already sent for a lower layer. In that case, don't send
1456 * this one.
1457 */
1458 if (face_num && layer + 1 < MAP_LAYERS && ns.lastmap.cells[sx][sy].faces[layer + 1] == face_num)
1459 face_num = 0;
1460 1182
1461 /* We've gotten what face we want to use for the object. Now see if 1183 /* We've gotten what face we want to use for the object. Now see if
1462 * if it has changed since we last sent it to the client. 1184 * if it has changed since we last sent it to the client.
1463 */ 1185 */
1464 if (ns.lastmap.cells[sx][sy].faces[layer] != face_num) 1186 if (lastcell.faces[layer] != face_num)
1465 { 1187 {
1466 ns.lastmap.cells[sx][sy].faces[layer] = face_num; 1188 lastcell.faces[layer] = face_num;
1189
1467 if (!(ns.faces_sent[face_num] & NS_FACESENT_FACE)) 1190 if (!ns.faces_sent[face_num])
1191 if (ob)
1192 ns.send_faces (ob);
1193 else
1468 esrv_send_face (&ns, face_num, 0); 1194 ns.send_face (face_num);
1469 1195
1470 sl << uint16 (face_num); 1196 sl << uint16 (face_num);
1471 return 1;
1472 }
1473
1474 /* Nothing changed */
1475 return 0;
1476}
1477
1478/**
1479 * This function is mainly a copy of update_space,
1480 * except it handles update of the smoothing updates,
1481 * not the face updates.
1482 * Removes the need to replicate the same code for each layer.
1483 * this returns true if this smooth is now in fact different
1484 * than it was.
1485 * sl is the socklist this data is going into.
1486 * ns is the socket we are working on - all the info we care
1487 * about is in this socket structure, so know need to pass the
1488 * entire player object.
1489 * mx and my are map coordinate offsets for map mp
1490 * sx and sy are the offsets into the socket structure that
1491 * holds the old values.
1492 * layer is the layer to update, with 2 being the floor and 0 the
1493 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ
1494 * take.
1495 */
1496
1497static inline int
1498update_smooth (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1499{
1500 object *ob;
1501 int smoothlevel; /* old face_num; */
1502
1503 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1504
1505 /* If there is no object for this space, or if the face for the object
1506 * is the blank face, set the smoothlevel to zero.
1507 */
1508 if (!ob || ob->face == blank_face || MAP_NOSMOOTH (mp))
1509 smoothlevel = 0;
1510 else
1511 {
1512 smoothlevel = ob->smoothlevel;
1513 if (smoothlevel && !(ns.faces_sent[ob->face->number] & NS_FACESENT_SMOOTH))
1514 SendSmooth (&ns, ob->face->number);
1515 } /* else not already head object or blank face */
1516
1517 /* We've gotten what face we want to use for the object. Now see if
1518 * if it has changed since we last sent it to the client.
1519 */
1520 if (smoothlevel > 255)
1521 smoothlevel = 255;
1522 else if (smoothlevel < 0)
1523 smoothlevel = 0;
1524
1525 if (ns.lastmap.cells[sx][sy].smooth[layer] != smoothlevel)
1526 {
1527 ns.lastmap.cells[sx][sy].smooth[layer] = smoothlevel;
1528 sl << uint8 (smoothlevel);
1529 return 1; 1197 return 1;
1530 } 1198 }
1531 1199
1532 /* Nothing changed */ 1200 /* Nothing changed */
1533 return 0; 1201 return 0;
1548 if (ns->EMI_smooth) 1216 if (ns->EMI_smooth)
1549 result += 1; /*One byte for smoothlevel */ 1217 result += 1; /*One byte for smoothlevel */
1550 } 1218 }
1551 1219
1552 return result; 1220 return result;
1221}
1222
1223// prefetch (and touch) all maps within a specific distancd
1224static void
1225prefetch_surrounding_maps (maptile *map, int distance)
1226{
1227 map->last_access = runtime;
1228
1229 if (--distance)
1230 for (int dir = 4; --dir; )
1231 if (const shstr &path = map->tile_path [dir])
1232 if (maptile *&neigh = map->tile_map [dir])
1233 prefetch_surrounding_maps (neigh, distance);
1234 else
1235 neigh = maptile::find_async (path, map);
1236}
1237
1238// prefetch a generous area around the player
1239static void
1240prefetch_surrounding_maps (object *op)
1241{
1242 prefetch_surrounding_maps (op->map, 3);
1553} 1243}
1554 1244
1555/** 1245/**
1556 * This function uses the new map1 protocol command to send the map 1246 * This function uses the new map1 protocol command to send the map
1557 * to the client. It is necessary because the old map command supports 1247 * to the client. It is necessary because the old map command supports
1575 * look like. 1265 * look like.
1576 */ 1266 */
1577void 1267void
1578draw_client_map1 (object *pl) 1268draw_client_map1 (object *pl)
1579{ 1269{
1580 int x, y, ax, ay, d, startlen, max_x, max_y, oldlen; 1270 int x, y, ax, ay, startlen, max_x, max_y, oldlen;
1581 sint16 nx, ny; 1271 sint16 nx, ny;
1582 int estartlen, eoldlen; 1272 int estartlen, eoldlen;
1583 uint16 mask, emask;
1584 uint8 eentrysize; 1273 uint8 eentrysize;
1585 uint16 ewhatstart, ewhatflag; 1274 uint16 ewhatstart, ewhatflag;
1586 uint8 extendedinfos; 1275 uint8 extendedinfos;
1587 maptile *m; 1276 maptile *m;
1588 1277
1589 client &socket = *pl->contr->ns; 1278 client &socket = *pl->contr->ns;
1590 1279
1280 if (!pl->active)
1281 return;
1282
1591 check_map_change (pl->contr); 1283 check_map_change (pl->contr);
1284 prefetch_surrounding_maps (pl);
1592 1285
1593 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a"); 1286 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");
1594 packet esl; 1287 packet esl;
1595 1288
1596 startlen = sl.length (); 1289 startlen = sl.length ();
1611 << uint8 (extendedinfos) 1304 << uint8 (extendedinfos)
1612 << uint8 (eentrysize); 1305 << uint8 (eentrysize);
1613 1306
1614 estartlen = esl.length (); 1307 estartlen = esl.length ();
1615 } 1308 }
1616 else
1617 {
1618 /* suppress compiler warnings */
1619 ewhatstart = 0;
1620 ewhatflag = 0;
1621 estartlen = 0;
1622 }
1623
1624 /* Init data to zero */
1625 memset (heads, 0, sizeof (object *) * MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS);
1626 1309
1627 /* x,y are the real map locations. ax, ay are viewport relative 1310 /* x,y are the real map locations. ax, ay are viewport relative
1628 * locations. 1311 * locations.
1629 */ 1312 */
1630 ay = 0; 1313 ay = 0;
1633 * but that started to get a bit messy to look at. 1316 * but that started to get a bit messy to look at.
1634 */ 1317 */
1635 max_x = pl->x + (socket.mapx + 1) / 2; 1318 max_x = pl->x + (socket.mapx + 1) / 2;
1636 max_y = pl->y + (socket.mapy + 1) / 2; 1319 max_y = pl->y + (socket.mapy + 1) / 2;
1637 1320
1638 if (socket.mapmode == Map1aCmd) 1321 maptile *plmap = pl->map;
1639 {
1640 max_x += MAX_HEAD_OFFSET;
1641 max_y += MAX_HEAD_OFFSET;
1642 }
1643 1322
1644 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++) 1323 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++)
1645 { 1324 {
1646 ax = 0; 1325 ax = 0;
1647 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++) 1326 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++)
1648 { 1327 {
1328 int emask, mask;
1649 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1329 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1650 1330
1651 /* If this space is out of the normal viewable area, we only check
1652 * the heads value ax or ay will only be greater than what
1653 * the client wants if using the map1a command - this is because
1654 * if the map1a command is not used, max_x and max_y will be
1655 * set to lower values.
1656 */
1657 if (ax >= socket.mapx || ay >= socket.mapy)
1658 {
1659 int i, got_one;
1660
1661 oldlen = sl.length ();
1662
1663 sl << uint16 (mask);
1664
1665 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1666 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1667 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1668
1669 /* If all we are doing is sending 0 (blank) faces, we don't
1670 * actually need to send that - just the coordinates
1671 * with no faces tells the client to blank out the
1672 * space.
1673 */
1674 got_one = 0;
1675 for (i = oldlen + 2; i < sl.length (); i++)
1676 if (sl[i])
1677 got_one = 1;
1678
1679 if (got_one && (mask & 0xf))
1680 sl[oldlen + 1] = mask & 0xff;
1681 else
1682 { /*either all faces blank, either no face at all */
1683 if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates */
1684 sl.reset (oldlen + 2);
1685 else
1686 sl.reset (oldlen);
1687 }
1688
1689 /*What concerns extendinfos, nothing to be done for now
1690 * (perhaps effects layer later)
1691 */
1692 continue; /* don't do processing below */
1693 }
1694
1695 MapCell &lastcell = socket.lastmap.cells[ax][ay]; 1331 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1696
1697 d = pl->contr->blocked_los[ax][ay];
1698 1332
1699 /* If the coordinates are not valid, or it is too dark to see, 1333 /* If the coordinates are not valid, or it is too dark to see,
1700 * we tell the client as such 1334 * we tell the client as such
1701 */ 1335 */
1702 nx = x; 1336 nx = x;
1703 ny = y; 1337 ny = y;
1704 m = get_map_from_coord (pl->map, &nx, &ny); 1338 m = get_map_from_coord (plmap, &nx, &ny);
1705 1339
1706 if (!m) 1340 if (!m)
1707 { 1341 {
1708 /* space is out of map. Update space and clear values 1342 /* space is out of map. Update space and clear values
1709 * if this hasn't already been done. If the space is out 1343 * if this hasn't already been done. If the space is out
1710 * of the map, it shouldn't have a head 1344 * of the map, it shouldn't have a head
1711 */ 1345 */
1712 if (lastcell.count != -1) 1346 if (lastcell.count != -1)
1713 { 1347 {
1714 sl << uint16 (mask); 1348 sl << uint16 (mask);
1715 map_clearcell (&lastcell, 0, 0, 0, -1); 1349 map_clearcell (&lastcell, -1);
1716 } 1350 }
1351
1352 continue;
1717 } 1353 }
1354
1355 m->touch ();
1356
1357 int d = pl->contr->blocked_los[ax][ay];
1358
1718 else if (d > 3) 1359 if (d > 3)
1719 { 1360 {
1361
1720 int need_send = 0, count; 1362 int need_send = 0, count;
1721 1363
1722 /* This block deals with spaces that are not visible for whatever 1364 /* This block deals with spaces that are not visible for whatever
1723 * reason. Still may need to send the head for this space. 1365 * reason. Still may need to send the head for this space.
1724 */ 1366 */
1725 1367
1726 oldlen = sl.length (); 1368 oldlen = sl.length ();
1727 1369
1728 sl << uint16 (mask); 1370 sl << uint16 (mask);
1730 if (lastcell.count != -1) 1372 if (lastcell.count != -1)
1731 need_send = 1; 1373 need_send = 1;
1732 1374
1733 count = -1; 1375 count = -1;
1734 1376
1735 if (socket.mapmode == Map1aCmd && have_head (ax, ay))
1736 {
1737 /* Now check to see if any heads need to be sent */
1738
1739 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1740 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1741 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1742
1743 lastcell.count = count;
1744 }
1745 else
1746 {
1747 /* properly clear a previously sent big face */ 1377 /* properly clear a previously sent big face */
1748 if (lastcell.faces[0] != 0 || lastcell.faces[1] != 0 || lastcell.faces[2] != 0 1378 if (lastcell.faces[0] || lastcell.faces[1] || lastcell.faces[2]
1749 || lastcell.stat_hp || lastcell.flags || lastcell.player) 1379 || lastcell.stat_hp || lastcell.flags || lastcell.player)
1750 need_send = 1; 1380 need_send = 1;
1751 1381
1752 map_clearcell (&lastcell, 0, 0, 0, count); 1382 map_clearcell (&lastcell, count);
1753 }
1754 1383
1755 if ((mask & 0xf) || need_send) 1384 if ((mask & 0xf) || need_send)
1756 sl[oldlen + 1] = mask & 0xff; 1385 sl[oldlen + 1] = mask & 0xff;
1757 else 1386 else
1758 sl.reset (oldlen); 1387 sl.reset (oldlen);
1759 } 1388 }
1760 else 1389 else
1761 { 1390 {
1762 /* In this block, the space is visible or there are head objects 1391 /* In this block, the space is visible.
1763 * we need to send.
1764 */ 1392 */
1765 1393
1766 /* Rather than try to figure out what everything that we might 1394 /* Rather than try to figure out what everything that we might
1767 * need to send is, then form the packet after that, 1395 * need to send is, then form the packet after that,
1768 * we presume that we will in fact form a packet, and update 1396 * we presume that we will in fact form a packet, and update
1771 * is done. 1399 * is done.
1772 * I think this is simpler than doing a bunch of checks to see 1400 * I think this is simpler than doing a bunch of checks to see
1773 * what if anything we need to send, setting the bits, then 1401 * what if anything we need to send, setting the bits, then
1774 * doing those checks again to add the real data. 1402 * doing those checks again to add the real data.
1775 */ 1403 */
1776 oldlen = sl.length (); 1404 oldlen = sl.length ();
1777 mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1778 eoldlen = esl.length (); 1405 eoldlen = esl.length ();
1779 emask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1406
1780 sl << uint16 (mask); 1407 sl << uint16 (mask);
1781
1782 if (socket.ext_mapinfos)
1783 esl << uint16 (emask);
1784 1408
1785 unsigned char dummy; 1409 unsigned char dummy;
1786 unsigned char *last_ext = &dummy; 1410 unsigned char *last_ext = &dummy;
1787 1411
1788 /* Darkness changed */ 1412 /* Darkness changed */
1800 sl << uint8 (255 - 64 * d); 1424 sl << uint8 (255 - 64 * d);
1801 } 1425 }
1802 1426
1803 lastcell.count = d; 1427 lastcell.count = d;
1804 1428
1429 mapspace &ms = m->at (nx, ny);
1430
1805 if (socket.extmap) 1431 if (socket.extmap)
1806 { 1432 {
1807 uint8 stat_hp = 0; 1433 uint8 stat_hp = 0;
1808 uint8 stat_width = 0; 1434 uint8 stat_width = 0;
1809 uint8 flags = 0; 1435 uint8 flags = 0;
1810 UUID player = 0; 1436 UUID player = 0;
1811 1437
1812 // send hp information, if applicable 1438 // send hp information, if applicable
1813 if (object *op = GET_MAP_FACE_OBJ (m, nx, ny, 0)) 1439 if (object *op = ms.faces_obj [0])
1814 { 1440 {
1815 if (op->head || op->invisible) 1441 if (op->head || op->invisible)
1816 ; // do not show 1442 ; // do not show
1817 else if (op->type == PLAYER 1443 else if (op->type == PLAYER
1818 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR)) 1444 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR))
1872 sl << uint8 (8) << uint8 (flags); 1498 sl << uint8 (8) << uint8 (flags);
1873 } 1499 }
1874 } 1500 }
1875 1501
1876 /* Floor face */ 1502 /* Floor face */
1877 if (update_space (sl, socket, m, nx, ny, ax, ay, 2)) 1503 if (update_space (sl, socket, ms, lastcell, 2))
1878 mask |= 0x4; 1504 mask |= 0x4;
1879 1505
1880 if (socket.EMI_smooth)
1881 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 2))
1882 emask |= 0x4;
1883
1884 /* Middle face */ 1506 /* Middle face */
1885 if (update_space (sl, socket, m, nx, ny, ax, ay, 1)) 1507 if (update_space (sl, socket, ms, lastcell, 1))
1886 mask |= 0x2; 1508 mask |= 0x2;
1887 1509
1888 if (socket.EMI_smooth) 1510 if (ms.player () == pl
1889 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 1)) 1511 && (pl->invisible & (pl->invisible < 50 ? 1 : 7)))
1890 emask |= 0x2;
1891
1892 if (nx == pl->x && ny == pl->y && pl->invisible & (pl->invisible < 50 ? 4 : 1))
1893 { 1512 {
1513 // force player to be visible to himself if invisible
1894 if (lastcell.faces[0] != pl->face->number) 1514 if (lastcell.faces[0] != pl->face)
1895 { 1515 {
1896 lastcell.faces[0] = pl->face->number; 1516 lastcell.faces[0] = pl->face;
1517
1897 mask |= 0x1; 1518 mask |= 0x1;
1898
1899 if (!(socket.faces_sent[pl->face->number] & NS_FACESENT_FACE))
1900 esrv_send_face (&socket, pl->face->number, 0);
1901
1902 sl << uint16 (pl->face->number); 1519 sl << uint16 (pl->face);
1520
1521 socket.send_faces (pl);
1903 } 1522 }
1904 } 1523 }
1905 else
1906 {
1907 /* Top face */ 1524 /* Top face */
1908 if (update_space (sl, socket, m, nx, ny, ax, ay, 0)) 1525 else if (update_space (sl, socket, ms, lastcell, 0))
1909 mask |= 0x1; 1526 mask |= 0x1;
1910
1911 if (socket.EMI_smooth)
1912 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 0))
1913 emask |= 0x1;
1914 } 1527
1915 1528
1916 /* Check to see if we are in fact sending anything for this 1529 /* Check to see if we are in fact sending anything for this
1917 * space by checking the mask. If so, update the mask. 1530 * space by checking the mask. If so, update the mask.
1918 * if not, reset the len to that from before adding the mask 1531 * if not, reset the len to that from before adding the mask
1919 * value, so we don't send those bits. 1532 * value, so we don't send those bits.
1921 if (mask & 0xf) 1534 if (mask & 0xf)
1922 sl[oldlen + 1] = mask & 0xff; 1535 sl[oldlen + 1] = mask & 0xff;
1923 else 1536 else
1924 sl.reset (oldlen); 1537 sl.reset (oldlen);
1925 1538
1539 if (socket.ext_mapinfos)
1540 esl << uint16 (emask);
1541
1542 if (socket.EMI_smooth)
1543 {
1544 for (int layer = 2+1; layer--; )
1545 {
1546 object *ob = ms.faces_obj [layer];
1547
1548 // If there is no object for this space, or if the face for the object
1549 // is the blank face, set the smoothlevel to zero.
1550 int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;
1551
1552 // We've gotten what face we want to use for the object. Now see if
1553 // if it has changed since we last sent it to the client.
1554 if (lastcell.smooth[layer] != smoothlevel)
1555 {
1556 lastcell.smooth[layer] = smoothlevel;
1557 esl << uint8 (smoothlevel);
1558 emask |= 1 << layer;
1559 }
1560 }
1561
1926 if (emask & 0xf) 1562 if (emask & 0xf)
1927 esl[eoldlen + 1] = emask & 0xff; 1563 esl[eoldlen + 1] = emask & 0xff;
1928 else 1564 else
1929 esl.reset (eoldlen); 1565 esl.reset (eoldlen);
1566 }
1930 } /* else this is a viewable space */ 1567 } /* else this is a viewable space */
1931 } /* for x loop */ 1568 } /* for x loop */
1932 } /* for y loop */ 1569 } /* for y loop */
1933 1570
1934 /* Verify that we in fact do need to send this */ 1571 /* Verify that we in fact do need to send this */
1937 if (!(sl.length () > startlen || socket.sent_scroll)) 1574 if (!(sl.length () > startlen || socket.sent_scroll))
1938 { 1575 {
1939 /* No map data will follow, so don't say the client 1576 /* No map data will follow, so don't say the client
1940 * it doesn't need draw! 1577 * it doesn't need draw!
1941 */ 1578 */
1942 ewhatflag &= (~EMI_NOREDRAW); 1579 ewhatflag &= ~EMI_NOREDRAW;
1943 esl[ewhatstart + 1] = ewhatflag & 0xff; 1580 esl[ewhatstart + 1] = ewhatflag & 0xff;
1944 } 1581 }
1945 1582
1946 if (esl.length () > estartlen) 1583 if (esl.length () > estartlen)
1947 socket.send_packet (esl); 1584 socket.send_packet (esl);
1959 */ 1596 */
1960void 1597void
1961draw_client_map (object *pl) 1598draw_client_map (object *pl)
1962{ 1599{
1963 int i, j; 1600 int i, j;
1964 sint16 ax, ay, nx, ny; /* ax and ay goes from 0 to max-size of arrays */ 1601 sint16 ax, ay; /* ax and ay goes from 0 to max-size of arrays */
1965 New_Face *face, *floor;
1966 New_Face *floor2;
1967 int d, mflags; 1602 int mflags;
1968 struct Map newmap; 1603 struct Map newmap;
1969 maptile *m, *pm; 1604 maptile *m, *pm;
1970 1605
1971 if (pl->type != PLAYER) 1606 if (pl->type != PLAYER)
1972 { 1607 {
2081 * it then sends an updspell packet for each spell that has changed in this way 1716 * it then sends an updspell packet for each spell that has changed in this way
2082 */ 1717 */
2083void 1718void
2084esrv_update_spells (player *pl) 1719esrv_update_spells (player *pl)
2085{ 1720{
1721 if (!pl->ns)
1722 return;
1723
2086 if (!pl->ns->monitor_spells) 1724 if (!pl->ns->monitor_spells)
2087 return; 1725 return;
2088 1726
2089 for (object *spell = pl->ob->inv; spell; spell = spell->below) 1727 for (object *spell = pl->ob->inv; spell; spell = spell->below)
2090 { 1728 {
2150 1788
2151/* appends the spell *spell to the Socklist we will send the data to. */ 1789/* appends the spell *spell to the Socklist we will send the data to. */
2152static void 1790static void
2153append_spell (player *pl, packet &sl, object *spell) 1791append_spell (player *pl, packet &sl, object *spell)
2154{ 1792{
2155 int len, i, skill = 0; 1793 int i, skill = 0;
2156 1794
2157 if (!(spell->name)) 1795 if (!(spell->name))
2158 { 1796 {
2159 LOG (llevError, "item number %d is a spell with no name.\n", spell->count); 1797 LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
2160 return; 1798 return;
2172 if (!strcmp (spell->skill, skill_names[i])) 1810 if (!strcmp (spell->skill, skill_names[i]))
2173 { 1811 {
2174 skill = i + CS_STAT_SKILLINFO; 1812 skill = i + CS_STAT_SKILLINFO;
2175 break; 1813 break;
2176 } 1814 }
1815 }
1816
1817 // spells better have a face
1818 if (!spell->face)
1819 {
1820 LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name);
1821 spell->face = face_find ("burnout.x11", blank_face);
2177 } 1822 }
2178 1823
2179 /* send the current values */ 1824 /* send the current values */
2180 sl << uint32 (spell->count) 1825 sl << uint32 (spell->count)
2181 << uint16 (spell->level) 1826 << uint16 (spell->level)
2183 << uint16 (spell->last_sp) 1828 << uint16 (spell->last_sp)
2184 << uint16 (spell->last_grace) 1829 << uint16 (spell->last_grace)
2185 << uint16 (spell->last_eat) 1830 << uint16 (spell->last_eat)
2186 << uint8 (skill) 1831 << uint8 (skill)
2187 << uint32 (spell->path_attuned) 1832 << uint32 (spell->path_attuned)
2188 << uint32 (spell->face ? spell->face->number : 0) 1833 << uint32 (spell->face)
2189 << data8 (spell->name) 1834 << data8 (spell->name)
2190 << data16 (spell->msg); 1835 << data16 (spell->msg);
2191} 1836}
2192 1837
2193/** 1838/**
2208 1853
2209 packet sl ("addspell"); 1854 packet sl ("addspell");
2210 1855
2211 if (!spell) 1856 if (!spell)
2212 { 1857 {
2213 for (spell = pl->ob->inv; spell != NULL; spell = spell->below) 1858 for (spell = pl->ob->inv; spell; spell = spell->below)
2214 { 1859 {
2215 /* were we to simply keep appending data here, we could exceed 1860 /* were we to simply keep appending data here, we could exceed
2216 * MAXSOCKBUF if the player has enough spells to add, we know that 1861 * MAXSOCKBUF if the player has enough spells to add, we know that
2217 * append_spells will always append 19 data bytes, plus 4 length 1862 * append_spells will always append 19 data bytes, plus 4 length
2218 * bytes and 3 strings (because that is the spec) so we need to 1863 * bytes and 3 strings (because that is the spec) so we need to

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