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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.63 by root, Fri Jan 19 17:50:11 2007 UTC vs.
Revision 1.83 by root, Mon Apr 2 18:04:47 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) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
5 Copyright (C) 2001 Mark Wedel 5 * Copyright (C) 2001 Mark Wedel
6 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (C) 1992 Frank Tore Johansen
7 7 *
8 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
9 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
10 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version. 11 * (at your 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 GNU General Public License
19 along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 21 *
22 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>
23*/ 23 */
24 24
25/** 25/**
26 * \file 26 * \file
27 * Client handling. 27 * Client handling.
28 * 28 *
36 * 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
37 * way, we can use one dispatch table. 37 * way, we can use one dispatch table.
38 * 38 *
39 * esrv_map_new starts updating the map 39 * esrv_map_new starts updating the map
40 * 40 *
41 * esrv_map_setbelow allows filling in all of the faces for the map.
42 * if a face has not already been sent to the client, it is sent now.
43 *
44 */ 41 */
45 42
46#include <global.h> 43#include <global.h>
47#include <sproto.h> 44#include <sproto.h>
48 45
101 * that much difference in bandwidth. 98 * that much difference in bandwidth.
102 */ 99 */
103 mx = ns->mapx; 100 mx = ns->mapx;
104 my = ns->mapy; 101 my = ns->mapy;
105 102
106 if (ns->mapmode == Map1aCmd)
107 {
108 mx += MAX_HEAD_OFFSET;
109 my += MAX_HEAD_OFFSET;
110 }
111
112 /* 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
113 * (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,
114 * if the destination x or y coordinate is outside the viewable 105 * if the destination x or y coordinate is outside the viewable
115 * area, we clear the values - otherwise, the old values 106 * area, we clear the values - otherwise, the old values
116 * 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.
141static void 132static void
142clear_map (player *pl) 133clear_map (player *pl)
143{ 134{
144 memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap)); 135 memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap));
145 136
137 pl->ns->force_newmap = false;
138
146 if (pl->ns->newmapcmd == 1) 139 if (pl->ns->newmapcmd == 1)
147 pl->ns->send_packet ("newmap"); 140 pl->ns->send_packet ("newmap");
148 141
149 pl->ns->floorbox_reset (); 142 pl->ns->floorbox_reset ();
150} 143}
151 144
152/** check for map change and send new map data */ 145/** check for map/region change and send new map data */
153static void 146static void
154check_map_change (player *pl) 147check_map_change (player *pl)
155{ 148{
156 client &socket = *pl->ns; 149 client &socket = *pl->ns;
157 object *ob = pl->ob; 150 object *ob = pl->ob;
158 char buf[MAX_BUF]; /* eauugggh */ 151 char buf[MAX_BUF]; /* eauugggh */
159 152
160 if (socket.current_map != ob->map) 153 if (socket.force_newmap)
161 { 154 {
155 // force newmap is used for clients that do not redraw their map
156 // after image uploads.
162 socket.current_map = ob->map; 157 socket.current_map = ob->map;
163
164 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;
165 164
166 if (socket.mapinfocmd) 165 if (socket.mapinfocmd)
167 { 166 {
168 if (ob->map && ob->map->path[0]) 167 if (ob->map && ob->map->path[0])
169 { 168 {
201 } 200 }
202 } 201 }
203 202
204 socket.current_x = ob->x; 203 socket.current_x = ob->x;
205 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 }
206} 212}
207 213
208/** 214/**
209 * RequestInfo is sort of a meta command. There is some specific 215 * RequestInfo is sort of a meta command. There is some specific
210 * request of information, but we call other functions to provide 216 * request of information, but we call other functions to provide
346 snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token); 352 snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token);
347 353
348 pl->ns->send_packet (bigbuf); 354 pl->ns->send_packet (bigbuf);
349} 355}
350 356
351/** This is the Setup cmd - easy first implementation */ 357/** This is the Setup cmd */
352void 358void
353SetUp (char *buf, int len, client * ns) 359SetUp (char *buf, int len, client * ns)
354{ 360{
355 int s, slen; 361 INVOKE_CLIENT (SETUP, ns, ARG_DATA (buf, len));
356 char *cmd, *param, cmdback[HUGE_BUF];
357
358 /* run through the cmds of setup
359 * syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ...
360 *
361 * we send the status of the cmd back, or a FALSE is the cmd is the server unknown
362 * The client then must sort this out
363 */
364
365 //LOG (llevInfo, "Get SetupCmd:: %s\n", buf);
366
367 strcpy (cmdback, "setup");
368 for (s = 0; s < len; )
369 {
370 cmd = &buf[s];
371
372 /* find the next space, and put a null there */
373 for (; buf[s] && buf[s] != ' '; s++)
374 ;
375
376 buf[s++] = 0;
377
378 while (buf[s] == ' ')
379 s++;
380
381 if (s >= len)
382 break;
383
384 param = &buf[s];
385
386 for (; buf[s] && buf[s] != ' '; s++)
387 ;
388
389 buf[s++] = 0;
390
391 while (buf[s] == ' ')
392 s++;
393
394 slen = strlen (cmdback);
395 safe_strcat (cmdback, " ", &slen, HUGE_BUF);
396 safe_strcat (cmdback, cmd, &slen, HUGE_BUF);
397 safe_strcat (cmdback, " ", &slen, HUGE_BUF);
398
399 if (!strcmp (cmd, "sound"))
400 {
401 ns->sound = atoi (param);
402 safe_strcat (cmdback, param, &slen, HUGE_BUF);
403 }
404 else if (!strcmp (cmd, "exp64"))
405 safe_strcat (cmdback, param, &slen, HUGE_BUF);
406 else if (!strcmp (cmd, "spellmon"))
407 {
408 ns->monitor_spells = atoi (param);
409 safe_strcat (cmdback, param, &slen, HUGE_BUF);
410 }
411 else if (!strcmp (cmd, "darkness"))
412 {
413 ns->darkness = atoi (param);
414 safe_strcat (cmdback, param, &slen, HUGE_BUF);
415 }
416 else if (!strcmp (cmd, "map1cmd"))
417 {
418 if (atoi (param))
419 ns->mapmode = Map1Cmd;
420 /* if beyond this size, need to use map1cmd no matter what */
421 if (ns->mapx > 11 || ns->mapy > 11)
422 ns->mapmode = Map1Cmd;
423 safe_strcat (cmdback, ns->mapmode == Map1Cmd ? "1" : "0", &slen, HUGE_BUF);
424 }
425 else if (!strcmp (cmd, "map1acmd"))
426 {
427 if (atoi (param))
428 ns->mapmode = Map1aCmd;
429 /* if beyond this size, need to use map1acmd no matter what */
430 if (ns->mapx > 11 || ns->mapy > 11)
431 ns->mapmode = Map1aCmd;
432 safe_strcat (cmdback, ns->mapmode == Map1aCmd ? "1" : "0", &slen, HUGE_BUF);
433 }
434 else if (!strcmp (cmd, "newmapcmd"))
435 {
436 ns->newmapcmd = atoi (param);
437 safe_strcat (cmdback, param, &slen, HUGE_BUF);
438// } else if (!strcmp(cmd,"plugincmd")) {
439// ns->plugincmd = atoi(param);
440// safe_strcat(cmdback, param, &slen, HUGE_BUF);
441 }
442 else if (!strcmp (cmd, "mapinfocmd"))
443 {
444 ns->mapinfocmd = atoi (param);
445 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
446 }
447 else if (!strcmp (cmd, "extcmd"))
448 {
449 ns->extcmd = atoi (param);
450 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
451 }
452 else if (!strcmp (cmd, "extmap"))
453 {
454 ns->extmap = atoi (param);
455 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
456 }
457 else if (!strcmp (cmd, "facecache"))
458 {
459 ns->facecache = atoi (param);
460 safe_strcat (cmdback, param, &slen, HUGE_BUF);
461 }
462 else if (!strcmp (cmd, "faceset"))
463 {
464 char tmpbuf[20];
465 int q = atoi (param);
466
467 if (is_valid_faceset (q))
468 ns->faceset = q;
469 sprintf (tmpbuf, "%d", ns->faceset);
470 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
471 /* if the client is using faceset, it knows about image2 command */
472 ns->image2 = 1;
473 }
474 else if (!strcmp (cmd, "itemcmd"))
475 {
476 /* Version of the item protocol command to use. Currently,
477 * only supported versions are 1 and 2. Using a numeric
478 * value will make it very easy to extend this in the future.
479 */
480 char tmpbuf[20];
481 int q = atoi (param);
482
483 if (q < 1 || q > 2)
484 {
485 strcpy (tmpbuf, "FALSE");
486 }
487 else
488 {
489 ns->itemcmd = q;
490 sprintf (tmpbuf, "%d", ns->itemcmd);
491 }
492 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
493 }
494 else if (!strcmp (cmd, "mapsize"))
495 {
496 int x, y = 0;
497 char tmpbuf[MAX_BUF], *cp;
498
499 x = atoi (param);
500 for (cp = param; *cp != 0; cp++)
501 if (*cp == 'x' || *cp == 'X')
502 {
503 y = atoi (cp + 1);
504 break;
505 }
506 if (x < 9 || y < 9 || x > MAP_CLIENT_X || y > MAP_CLIENT_Y)
507 {
508 sprintf (tmpbuf, " %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y);
509 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
510 }
511 else
512 {
513 ns->mapx = x;
514 ns->mapy = y;
515 /* better to send back what we are really using and not the
516 * param as given to us in case it gets parsed differently.
517 */
518 sprintf (tmpbuf, "%dx%d", x, y);
519 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
520 /* If beyond this size and still using orig map command, need to
521 * go to map1cmd.
522 */
523 if ((x > 11 || y > 11) && ns->mapmode == Map0Cmd)
524 ns->mapmode = Map1Cmd;
525 }
526 }
527 else if (!strcmp (cmd, "extendedMapInfos"))
528 {
529 /* Added by tchize
530 * prepare to use the mapextended command
531 */
532 char tmpbuf[20];
533
534 ns->ext_mapinfos = (atoi (param));
535 sprintf (tmpbuf, "%d", ns->ext_mapinfos);
536 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
537 }
538 else if (!strcmp (cmd, "extendedTextInfos"))
539 {
540 /* Added by tchize
541 * prepare to use the extended text commands
542 * Client toggle this to non zero to get exttext
543 */
544 char tmpbuf[20];
545
546 ns->has_readable_type = (atoi (param));
547 sprintf (tmpbuf, "%d", ns->has_readable_type);
548 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
549 }
550 else
551 {
552 /* Didn't get a setup command we understood -
553 * report a failure to the client.
554 */
555 safe_strcat (cmdback, "FALSE", &slen, HUGE_BUF);
556 }
557 } /* for processing all the setup commands */
558
559 LOG (llevInfo, "SendBack SetupCmd:: %s\n", cmdback);
560 ns->send_packet (cmdback);
561} 362}
562 363
563/** 364/**
564 * The client has requested to be added to the game. 365 * The client has requested to be added to the game.
565 * This is what takes care of it. We tell the client how things worked out. 366 * This is what takes care of it. We tell the client how things worked out.
566 * I am not sure if this file is the best place for this function. however, 367 * I am not sure if this file is the best place for this function. however,
567 * it either has to be here or init_sockets needs to be exported. 368 * it either has to be here or init_sockets needs to be exported.
568 */ 369 */
569void 370void
570AddMeCmd (char *buf, int len, client * ns) 371AddMeCmd (char *buf, int len, client *ns)
571{ 372{
572 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len)); 373 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));
573} 374}
574 375
575/** Reply to ExtendedInfos command */ 376/** Reply to ExtendedInfos command */
687 488
688 ns->send_packet (cmdback); 489 ns->send_packet (cmdback);
689} 490}
690 491
691/** 492/**
692 * A lot like the old AskSmooth (in fact, now called by AskSmooth). 493 * client requested an image. send it rate-limited
693 * Basically, it makes no sense to wait for the client to request a 494 * before flushing.
694 * a piece of data from us that we know the client wants. So
695 * if we know the client wants it, might as well push it to the
696 * client.
697 */
698static void
699SendSmooth (client *ns, uint16 face)
700{
701 uint16 smoothface;
702
703 /* If we can't find a face, return and set it so we won't try to send this
704 * again.
705 */ 495 */
706 if ((!FindSmooth (face, &smoothface)) && (!FindSmooth (smooth_face->number, &smoothface))) 496void
707 { 497AskFaceCmd (char *buf, int len, client *ns)
708 498{
709 LOG (llevError, "could not findsmooth for %d. Neither default (%s)\n", face, &smooth_face->name); 499 ns->askface.push_back (atoi (buf));
710 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
711 return;
712 }
713
714 if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE))
715 esrv_send_face (ns, smoothface, 0);
716
717 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
718
719 packet sl ("smooth");
720
721 sl << uint16 (face)
722 << uint16 (smoothface);
723
724 ns->send_packet (sl);
725} 500}
726 501
727 /** 502/**
728 * Tells client the picture it has to use 503 * Tells client the picture it has to use
729 * to smooth a picture number given as argument. 504 * to smooth a picture number given as argument.
730 */ 505 */
731void 506void
732AskSmooth (char *buf, int len, client *ns) 507AskSmooth (char *buf, int len, client *ns)
733{ 508{
734 SendSmooth (ns, atoi (buf)); 509 ns->send_face (atoi (buf));
735} 510}
736 511
737/** 512/**
738 * This handles the general commands from the client (ie, north, fire, cast, 513 * This handles the general commands from the client (ie, north, fire, cast,
739 * etc.) 514 * etc.)
798 * commands. 573 * commands.
799 */ 574 */
800 pl->count = 0; 575 pl->count = 0;
801 576
802 //TODO: schmorp thinks whatever this calculates, it makes no sense at all 577 //TODO: schmorp thinks whatever this calculates, it makes no sense at all
803 int time = FABS (pl->ob->speed) < 0.001 578 int time = fabs (pl->ob->speed) < 0.001
804 ? time = MAX_TIME * 100 579 ? time = MAX_TIME * 100
805 : time = (int) (MAX_TIME / FABS (pl->ob->speed)); 580 : time = (int) (MAX_TIME / fabs (pl->ob->speed));
806 581
807 /* Send confirmation of command execution now */ 582 /* Send confirmation of command execution now */
808 packet sl ("comc"); 583 packet sl ("comc");
809 sl << uint16 (cmdid) << uint32 (time); 584 sl << uint16 (cmdid) << uint32 (time);
810 pl->ns->send_packet (sl); 585 pl->ns->send_packet (sl);
876 ns->cs_version = atoi (buf); 651 ns->cs_version = atoi (buf);
877 ns->sc_version = ns->cs_version; 652 ns->sc_version = ns->cs_version;
878 653
879 LOG (llevDebug, "connection from client <%s>\n", buf); 654 LOG (llevDebug, "connection from client <%s>\n", buf);
880 655
881
882 //TODO: should log here just for statistics 656 //TODO: should log here just for statistics
883 657
884 //if (VERSION_CS != ns->cs_version) 658 //if (VERSION_CS != ns->cs_version)
885 // unchecked; 659 // unchecked;
886 660
965/** 739/**
966 * Asks the client to query the user. This way, the client knows 740 * Asks the client to query the user. This way, the client knows
967 * it needs to send something back (vs just printing out a message) 741 * it needs to send something back (vs just printing out a message)
968 */ 742 */
969void 743void
970send_query (client *ns, uint8 flags, char *text) 744send_query (client *ns, uint8 flags, const char *text)
971{ 745{
972 ns->send_packet_printf ("query %d %s", flags, text ? text : ""); 746 ns->send_packet_printf ("query %d %s", flags, text ? text : "");
973} 747}
974 748
975#define AddIfInt64(Old,New,Type) if (Old != New) {\ 749#define AddIfInt64(Old,New,Type) if (Old != New) {\
1104{ 878{
1105 packet sl ("player"); 879 packet sl ("player");
1106 880
1107 sl << uint32 (pl->ob->count) 881 sl << uint32 (pl->ob->count)
1108 << uint32 (weight) 882 << uint32 (weight)
1109 << uint32 (pl->ob->face->number) 883 << uint32 (pl->ob->face)
1110 << data8 (pl->ob->name); 884 << data8 (pl->ob->name);
1111 885
1112 pl->ns->last_weight = weight; 886 pl->ns->last_weight = weight;
1113 pl->ns->send_packet (sl); 887 pl->ns->send_packet (sl);
1114 SET_FLAG (pl->ob, FLAG_CLIENT_SENT); 888 SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
1115} 889}
1116
1117/**
1118 * Need to send an animation sequence to the client.
1119 * We will send appropriate face commands to the client if we haven't
1120 * sent them the face yet (this can become quite costly in terms of
1121 * how much we are sending - on the other hand, this should only happen
1122 * when the player logs in and picks stuff up.
1123 */
1124void
1125esrv_send_animation (client * ns, short anim_num)
1126{
1127 /* Do some checking on the anim_num we got. Note that the animations
1128 * are added in contigous order, so if the number is in the valid
1129 * range, it must be a valid animation.
1130 */
1131 if (anim_num < 0 || anim_num > num_animations)
1132 {
1133 LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num);
1134 return;
1135 }
1136
1137 packet sl ("anim");
1138
1139 sl << uint16 (anim_num)
1140 << uint16 (0); /* flags - not used right now */
1141
1142 /* Build up the list of faces. Also, send any information (ie, the
1143 * the face itself) down to the client.
1144 */
1145 for (int i = 0; i < animations[anim_num].num_animations; i++)
1146 {
1147 if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE))
1148 esrv_send_face (ns, animations[anim_num].faces[i], 0);
1149
1150 sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */
1151 }
1152
1153 ns->send_packet (sl);
1154
1155 ns->anims_sent[anim_num] = 1;
1156}
1157
1158 890
1159/****************************************************************************** 891/******************************************************************************
1160 * 892 *
1161 * Start of map related commands. 893 * Start of map related commands.
1162 * 894 *
1163 ******************************************************************************/ 895 ******************************************************************************/
1164 896
1165/**
1166 * This adds face_num to a map cell at x,y. If the client doesn't have
1167 * the face yet, we will also send it.
1168 */
1169static void
1170esrv_map_setbelow (client * ns, int x, int y, short face_num, struct Map *newmap)
1171{
1172 if (newmap->cells[x][y].count >= MAP_LAYERS)
1173 {
1174 //TODO: one or the other, can't both have abort and return, verify and act
1175 LOG (llevError, "Too many faces in map cell %d %d\n", x, y);
1176 return;
1177 abort ();
1178 }
1179
1180 newmap->cells[x][y].faces[newmap->cells[x][y].count] = face_num;
1181 newmap->cells[x][y].count++;
1182
1183 if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE))
1184 esrv_send_face (ns, face_num, 0);
1185}
1186
1187/** Clears a map cell */ 897/** Clears a map cell */
1188static void 898static void
1189map_clearcell (struct MapCell *cell, int face0, int face1, int face2, int count) 899map_clearcell (struct MapCell *cell, int count)
1190{ 900{
1191 cell->faces[0] = face0; 901 cell->faces[0] = 0;
1192 cell->faces[1] = face1; 902 cell->faces[1] = 0;
1193 cell->faces[2] = face2; 903 cell->faces[2] = 0;
904 cell->smooth[0] = 0;
905 cell->smooth[1] = 0;
906 cell->smooth[2] = 0;
1194 cell->count = count; 907 cell->count = count;
1195 cell->stat_hp = 0; 908 cell->stat_hp = 0;
1196 cell->flags = 0; 909 cell->flags = 0;
1197 cell->player = 0; 910 cell->player = 0;
1198} 911}
1199 912
1200#define MAX_HEAD_POS MAX(MAX_CLIENT_X, MAX_CLIENT_Y)
1201#define MAX_LAYERS 3 913#define MAX_LAYERS 3
1202
1203/* Using a global really isn't a good approach, but saves the over head of
1204 * allocating and deallocating such a block of data each time run through,
1205 * and saves the space of allocating this in the socket object when we only
1206 * need it for this cycle. If the server is ever threaded, this needs to be
1207 * re-examined.
1208 */
1209static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS];
1210
1211/**
1212 * Returns true if any of the heads for this
1213 * space is set. Returns false if all are blank - this is used
1214 * for empty space checking.
1215 */
1216static inline int
1217have_head (int ax, int ay)
1218{
1219 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] ||
1220 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2])
1221 return 1;
1222
1223 return 0;
1224}
1225
1226/**
1227 * check_head is a bit simplistic version of update_space below.
1228 * basically, it only checks the that the head on space ax,ay at layer
1229 * needs to get sent - if so, it adds the data, sending the head
1230 * if needed, and returning 1. If this no data needs to get
1231 * sent, it returns zero.
1232 */
1233static int
1234check_head (packet &sl, client &ns, int ax, int ay, int layer)
1235{
1236 short face_num;
1237
1238 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer])
1239 face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number;
1240 else
1241 face_num = 0;
1242
1243 if (face_num != ns.lastmap.cells[ax][ay].faces[layer])
1244 {
1245 sl << uint16 (face_num);
1246 if (face_num && !(ns.faces_sent[face_num] & NS_FACESENT_FACE))
1247 esrv_send_face (&ns, face_num, 0);
1248
1249 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer] = NULL;
1250 ns.lastmap.cells[ax][ay].faces[layer] = face_num;
1251 return 1;
1252 }
1253
1254 return 0; /* No change */
1255}
1256 914
1257/** 915/**
1258 * Removes the need to replicate the same code for each layer. 916 * Removes the need to replicate the same code for each layer.
1259 * this returns true if this space is now in fact different than 917 * this returns true if this space is now in fact different than
1260 * it was. 918 * it was.
1261 * sl is the socklist this data is going into. 919 * sl is the socklist this data is going into.
1262 * ns is the socket we are working on - all the info we care 920 * ns is the socket we are working on - all the info we care
1263 * about is in this socket structure, so now need not pass the 921 * about is in this socket structure, so now need not pass the
1264 * entire player object. 922 * entire player object.
1265 * mx and my are map coordinate offsets for map mp
1266 * sx and sy are the offsets into the socket structure that
1267 * holds the old values.
1268 * layer is the layer to update, with 2 being the floor and 0 the 923 * layer is the layer to update, with 2 being the floor and 0 the
1269 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ) 924 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ)
1270 * take. Interesting to note that before this function, the map1 function 925 * take. Interesting to note that before this function, the map1 function
1271 * numbers the spaces differently - I think this was a leftover from 926 * numbers the spaces differently - I think this was a leftover from
1272 * the map command, where the faces stack up. Sinces that is no longer 927 * the map command, where the faces stack up. Sinces that is no longer
1273 * the case, it seems to make more sense to have these layer values 928 * the case, it seems to make more sense to have these layer values
1274 * actually match. 929 * actually match.
1275 */ 930 */
1276static int 931static int
1277update_space (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer) 932update_space (packet &sl, client &ns, mapspace &ms, MapCell &lastcell, int layer)
1278{ 933{
1279 object *ob, *head; 934 object *ob = ms.faces_obj [layer];
1280 uint16 face_num;
1281 int bx, by, i;
1282
1283 /* If there is a multipart object stored away, treat that as more important.
1284 * If not, then do the normal processing.
1285 */
1286 head = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer];
1287
1288 /* Check to see if this head is part of the set of objects
1289 * we would normally send for this space. If so, then
1290 * don't use the head value. We need to do the check
1291 * here and not when setting up the heads[] value for two reasons -
1292 * 1) the heads[] values will get used even if the space is not visible.
1293 * 2) its possible the head is not on the same map as a part, and I'd
1294 * rather not need to do the map translation overhead.
1295 * 3) We need to do some extra checking to make sure that we will
1296 * otherwise send the image as this layer, eg, either it matches
1297 * the head value, or is not multipart.
1298 */
1299 if (head && !head->more)
1300 {
1301 for (i = 0; i < MAP_LAYERS; i++)
1302 {
1303 ob = GET_MAP_FACE_OBJ (mp, mx, my, i);
1304 if (!ob)
1305 continue;
1306
1307 if (ob->head)
1308 ob = ob->head;
1309
1310 if (ob == head)
1311 {
1312 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer] = NULL;
1313 head = NULL;
1314 break;
1315 }
1316 }
1317 }
1318
1319 ob = head;
1320 if (!ob)
1321 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1322 935
1323 /* If there is no object for this space, or if the face for the object 936 /* If there is no object for this space, or if the face for the object
1324 * is the blank face, set the face number to zero. 937 * is the blank face, set the face number to zero.
1325 * else if we have the stored head object for this space, that takes 938 * else if we have the stored head object for this space, that takes
1326 * precedence over the other object for this space. 939 * precedence over the other object for this space.
1327 * otherwise, we do special head processing 940 * otherwise, we do special head processing
1328 */ 941 */
1329 if (!ob || ob->face == blank_face) 942 uint16 face_num = ob && ob->face != blank_face ? ob->face : 0;
1330 face_num = 0;
1331 else if (head)
1332 {
1333 /* if this is a head that had previously been stored */
1334 face_num = ob->face->number;
1335 }
1336 else
1337 {
1338 /* if the faces for the different parts of a multipart object
1339 * are the same, we only want to send the bottom right most
1340 * portion of the object. That info is in the tail_.. values
1341 * of the head. Note that for the head itself, ob->head will
1342 * be null, so we only do this block if we are working on
1343 * a tail piece.
1344 */
1345
1346 /* tail_x and tail_y will only be set in the head object. If
1347 * this is the head object and these are set, we proceed
1348 * with logic to only send bottom right. Similarly, if
1349 * this is one of the more parts but the head has those values
1350 * set, we want to do the processing. There can be cases where
1351 * the head is not visible but one of its parts is, so we just
1352 * can always expect that ob->arch->tail_x will be true for all
1353 * object we may want to display.
1354 */
1355 if ((ob->arch->tail_x || ob->arch->tail_y) || (ob->head && (ob->head->arch->tail_x || ob->head->arch->tail_y)))
1356 {
1357
1358 if (ob->head)
1359 head = ob->head;
1360 else
1361 head = ob;
1362
1363 /* Basically figure out where the offset is from where we are right
1364 * now. the ob->arch->clone.{x,y} values hold the offset that this current
1365 * piece is from the head, and the tail is where the tail is from the
1366 * head. Note that bx and by will equal sx and sy if we are already working
1367 * on the bottom right corner. If ob is the head, the clone values
1368 * will be zero, so the right thing will still happen.
1369 */
1370 bx = sx + head->arch->tail_x - ob->arch->clone.x;
1371 by = sy + head->arch->tail_y - ob->arch->clone.y;
1372
1373 /* I don't think this can ever happen, but better to check for it just
1374 * in case.
1375 */
1376 if (bx < sx || by < sy)
1377 {
1378 LOG (llevError, "update_space: bx (%d) or by (%d) is less than sx (%d) or sy (%d)\n", bx, by, sx, sy);
1379 face_num = 0;
1380 }
1381 /* single part object, multipart object with non merged faces,
1382 * of multipart object already at lower right.
1383 */
1384 else if (bx == sx && by == sy)
1385 {
1386 face_num = ob->face->number;
1387
1388 /* if this face matches one stored away, clear that one away.
1389 * this code relies on the fact that the map1 commands
1390 * goes from 2 down to 0.
1391 */
1392 for (i = 0; i < MAP_LAYERS; i++)
1393 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] &&
1394 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i]->face->number == face_num)
1395 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] = NULL;
1396 }
1397 else
1398 {
1399 /* If this head is stored away, clear it - otherwise,
1400 * there can be cases where a object is on multiple layers -
1401 * we only want to send it once.
1402 */
1403 face_num = head->face->number;
1404 for (i = 0; i < MAP_LAYERS; i++)
1405 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] &&
1406 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i]->face->number == face_num)
1407 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = NULL;
1408
1409 /* First, try to put the new head on the same layer. If that is used up,
1410 * then find another layer.
1411 */
1412 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] == NULL)
1413 {
1414 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] = head;
1415 }
1416 else
1417 for (i = 0; i < MAX_LAYERS; i++)
1418 {
1419 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == NULL ||
1420 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == head)
1421 {
1422 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = head;
1423 }
1424 }
1425 face_num = 0; /* Don't send this object - we'll send the head later */
1426 }
1427 }
1428 else
1429 {
1430 /* In this case, we are already at the lower right or single part object,
1431 * so nothing special
1432 */
1433 face_num = ob->face->number;
1434
1435 /* clear out any head entries that have the same face as this one */
1436 for (bx = 0; bx < layer; bx++)
1437 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] &&
1438 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx]->face->number == face_num)
1439 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] = NULL;
1440 }
1441 } /* else not already head object or blank face */
1442
1443 /* This is a real hack. Basically, if we have nothing to send for this layer,
1444 * but there is a head on the next layer, send that instead.
1445 * Without this, what happens is you can get the case where the player stands
1446 * on the same space as the head. However, if you have overlapping big objects
1447 * of the same type, what happens then is it doesn't think it needs to send
1448 * This tends to make stacking also work/look better.
1449 */
1450 if (!face_num && layer > 0 && heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1])
1451 {
1452 face_num = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1]->face->number;
1453 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1] = NULL;
1454 }
1455
1456 /* Another hack - because of heads and whatnot, this face may match one
1457 * we already sent for a lower layer. In that case, don't send
1458 * this one.
1459 */
1460 if (face_num && layer + 1 < MAP_LAYERS && ns.lastmap.cells[sx][sy].faces[layer + 1] == face_num)
1461 face_num = 0;
1462 943
1463 /* We've gotten what face we want to use for the object. Now see if 944 /* We've gotten what face we want to use for the object. Now see if
1464 * if it has changed since we last sent it to the client. 945 * if it has changed since we last sent it to the client.
1465 */ 946 */
1466 if (ns.lastmap.cells[sx][sy].faces[layer] != face_num) 947 if (lastcell.faces[layer] != face_num)
1467 { 948 {
1468 ns.lastmap.cells[sx][sy].faces[layer] = face_num; 949 lastcell.faces[layer] = face_num;
950
1469 if (!(ns.faces_sent[face_num] & NS_FACESENT_FACE)) 951 if (!ns.faces_sent[face_num])
952 if (ob)
953 ns.send_faces (ob);
954 else
1470 esrv_send_face (&ns, face_num, 0); 955 ns.send_face (face_num);
1471 956
1472 sl << uint16 (face_num); 957 sl << uint16 (face_num);
1473 return 1;
1474 }
1475
1476 /* Nothing changed */
1477 return 0;
1478}
1479
1480/**
1481 * This function is mainly a copy of update_space,
1482 * except it handles update of the smoothing updates,
1483 * not the face updates.
1484 * Removes the need to replicate the same code for each layer.
1485 * this returns true if this smooth is now in fact different
1486 * than it was.
1487 * sl is the socklist this data is going into.
1488 * ns is the socket we are working on - all the info we care
1489 * about is in this socket structure, so know need to pass the
1490 * entire player object.
1491 * mx and my are map coordinate offsets for map mp
1492 * sx and sy are the offsets into the socket structure that
1493 * holds the old values.
1494 * layer is the layer to update, with 2 being the floor and 0 the
1495 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ
1496 * take.
1497 */
1498
1499static inline int
1500update_smooth (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1501{
1502 object *ob;
1503 int smoothlevel; /* old face_num; */
1504
1505 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1506
1507 /* If there is no object for this space, or if the face for the object
1508 * is the blank face, set the smoothlevel to zero.
1509 */
1510 if (!ob || ob->face == blank_face)
1511 smoothlevel = 0;
1512 else
1513 {
1514 smoothlevel = ob->smoothlevel;
1515 if (smoothlevel && !(ns.faces_sent[ob->face->number] & NS_FACESENT_SMOOTH))
1516 SendSmooth (&ns, ob->face->number);
1517 } /* else not already head object or blank face */
1518
1519 /* We've gotten what face we want to use for the object. Now see if
1520 * if it has changed since we last sent it to the client.
1521 */
1522 if (smoothlevel > 255)
1523 smoothlevel = 255;
1524 else if (smoothlevel < 0)
1525 smoothlevel = 0;
1526
1527 if (ns.lastmap.cells[sx][sy].smooth[layer] != smoothlevel)
1528 {
1529 ns.lastmap.cells[sx][sy].smooth[layer] = smoothlevel;
1530 sl << uint8 (smoothlevel);
1531 return 1; 958 return 1;
1532 } 959 }
1533 960
1534 /* Nothing changed */ 961 /* Nothing changed */
1535 return 0; 962 return 0;
1599 * look like. 1026 * look like.
1600 */ 1027 */
1601void 1028void
1602draw_client_map1 (object *pl) 1029draw_client_map1 (object *pl)
1603{ 1030{
1604 int x, y, ax, ay, d, startlen, max_x, max_y, oldlen; 1031 int x, y, ax, ay, startlen, max_x, max_y, oldlen;
1605 sint16 nx, ny; 1032 sint16 nx, ny;
1606 int estartlen, eoldlen; 1033 int estartlen, eoldlen;
1607 uint16 mask, emask;
1608 uint8 eentrysize; 1034 uint8 eentrysize;
1609 uint16 ewhatstart, ewhatflag; 1035 uint16 ewhatstart, ewhatflag;
1610 uint8 extendedinfos; 1036 uint8 extendedinfos;
1611 maptile *m; 1037 maptile *m;
1612 1038
1639 << uint8 (extendedinfos) 1065 << uint8 (extendedinfos)
1640 << uint8 (eentrysize); 1066 << uint8 (eentrysize);
1641 1067
1642 estartlen = esl.length (); 1068 estartlen = esl.length ();
1643 } 1069 }
1644 else
1645 {
1646 /* suppress compiler warnings */
1647 ewhatstart = 0;
1648 ewhatflag = 0;
1649 estartlen = 0;
1650 }
1651
1652 /* Init data to zero */
1653 memset (heads, 0, sizeof (object *) * MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS);
1654 1070
1655 /* x,y are the real map locations. ax, ay are viewport relative 1071 /* x,y are the real map locations. ax, ay are viewport relative
1656 * locations. 1072 * locations.
1657 */ 1073 */
1658 ay = 0; 1074 ay = 0;
1661 * but that started to get a bit messy to look at. 1077 * but that started to get a bit messy to look at.
1662 */ 1078 */
1663 max_x = pl->x + (socket.mapx + 1) / 2; 1079 max_x = pl->x + (socket.mapx + 1) / 2;
1664 max_y = pl->y + (socket.mapy + 1) / 2; 1080 max_y = pl->y + (socket.mapy + 1) / 2;
1665 1081
1666 if (socket.mapmode == Map1aCmd) 1082 maptile *plmap = pl->map;
1667 {
1668 max_x += MAX_HEAD_OFFSET;
1669 max_y += MAX_HEAD_OFFSET;
1670 }
1671 1083
1672 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++) 1084 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++)
1673 { 1085 {
1674 ax = 0; 1086 ax = 0;
1675 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++) 1087 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++)
1676 { 1088 {
1089 int emask, mask;
1677 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1090 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1678 1091
1679 /* If this space is out of the normal viewable area, we only check
1680 * the heads value ax or ay will only be greater than what
1681 * the client wants if using the map1a command - this is because
1682 * if the map1a command is not used, max_x and max_y will be
1683 * set to lower values.
1684 */
1685 if (ax >= socket.mapx || ay >= socket.mapy)
1686 {
1687 int i, got_one;
1688
1689 oldlen = sl.length ();
1690
1691 sl << uint16 (mask);
1692
1693 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1694 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1695 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1696
1697 /* If all we are doing is sending 0 (blank) faces, we don't
1698 * actually need to send that - just the coordinates
1699 * with no faces tells the client to blank out the
1700 * space.
1701 */
1702 got_one = 0;
1703 for (i = oldlen + 2; i < sl.length (); i++)
1704 if (sl[i])
1705 got_one = 1;
1706
1707 if (got_one && (mask & 0xf))
1708 sl[oldlen + 1] = mask & 0xff;
1709 else
1710 { /*either all faces blank, either no face at all */
1711 if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates */
1712 sl.reset (oldlen + 2);
1713 else
1714 sl.reset (oldlen);
1715 }
1716
1717 /*What concerns extendinfos, nothing to be done for now
1718 * (perhaps effects layer later)
1719 */
1720 continue; /* don't do processing below */
1721 }
1722
1723 MapCell &lastcell = socket.lastmap.cells[ax][ay]; 1092 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1724
1725 d = pl->contr->blocked_los[ax][ay];
1726 1093
1727 /* If the coordinates are not valid, or it is too dark to see, 1094 /* If the coordinates are not valid, or it is too dark to see,
1728 * we tell the client as such 1095 * we tell the client as such
1729 */ 1096 */
1730 nx = x; 1097 nx = x;
1731 ny = y; 1098 ny = y;
1732 m = get_map_from_coord (pl->map, &nx, &ny); 1099 m = get_map_from_coord (plmap, &nx, &ny);
1733 1100
1734 if (!m) 1101 if (!m)
1735 { 1102 {
1736 /* space is out of map. Update space and clear values 1103 /* space is out of map. Update space and clear values
1737 * if this hasn't already been done. If the space is out 1104 * if this hasn't already been done. If the space is out
1738 * of the map, it shouldn't have a head 1105 * of the map, it shouldn't have a head
1739 */ 1106 */
1740 if (lastcell.count != -1) 1107 if (lastcell.count != -1)
1741 { 1108 {
1742 sl << uint16 (mask); 1109 sl << uint16 (mask);
1743 map_clearcell (&lastcell, 0, 0, 0, -1); 1110 map_clearcell (&lastcell, -1);
1744 } 1111 }
1112
1113 continue;
1745 } 1114 }
1115
1116 m->touch ();
1117
1118 int d = pl->contr->blocked_los[ax][ay];
1119
1746 else if (d > 3) 1120 if (d > 3)
1747 { 1121 {
1748 m->touch ();
1749 1122
1750 int need_send = 0, count; 1123 int need_send = 0, count;
1751 1124
1752 /* This block deals with spaces that are not visible for whatever 1125 /* This block deals with spaces that are not visible for whatever
1753 * reason. Still may need to send the head for this space. 1126 * reason. Still may need to send the head for this space.
1754 */ 1127 */
1755 1128
1756 oldlen = sl.length (); 1129 oldlen = sl.length ();
1757 1130
1758 sl << uint16 (mask); 1131 sl << uint16 (mask);
1760 if (lastcell.count != -1) 1133 if (lastcell.count != -1)
1761 need_send = 1; 1134 need_send = 1;
1762 1135
1763 count = -1; 1136 count = -1;
1764 1137
1765 if (socket.mapmode == Map1aCmd && have_head (ax, ay))
1766 {
1767 /* Now check to see if any heads need to be sent */
1768
1769 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1770 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1771 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1772
1773 lastcell.count = count;
1774 }
1775 else
1776 {
1777 /* properly clear a previously sent big face */ 1138 /* properly clear a previously sent big face */
1778 if (lastcell.faces[0] != 0 || lastcell.faces[1] != 0 || lastcell.faces[2] != 0 1139 if (lastcell.faces[0] || lastcell.faces[1] || lastcell.faces[2]
1779 || lastcell.stat_hp || lastcell.flags || lastcell.player) 1140 || lastcell.stat_hp || lastcell.flags || lastcell.player)
1780 need_send = 1; 1141 need_send = 1;
1781 1142
1782 map_clearcell (&lastcell, 0, 0, 0, count); 1143 map_clearcell (&lastcell, count);
1783 }
1784 1144
1785 if ((mask & 0xf) || need_send) 1145 if ((mask & 0xf) || need_send)
1786 sl[oldlen + 1] = mask & 0xff; 1146 sl[oldlen + 1] = mask & 0xff;
1787 else 1147 else
1788 sl.reset (oldlen); 1148 sl.reset (oldlen);
1789 } 1149 }
1790 else 1150 else
1791 { 1151 {
1792 m->touch ();
1793
1794 /* In this block, the space is visible or there are head objects 1152 /* In this block, the space is visible.
1795 * we need to send.
1796 */ 1153 */
1797 1154
1798 /* Rather than try to figure out what everything that we might 1155 /* Rather than try to figure out what everything that we might
1799 * need to send is, then form the packet after that, 1156 * need to send is, then form the packet after that,
1800 * we presume that we will in fact form a packet, and update 1157 * we presume that we will in fact form a packet, and update
1803 * is done. 1160 * is done.
1804 * I think this is simpler than doing a bunch of checks to see 1161 * I think this is simpler than doing a bunch of checks to see
1805 * what if anything we need to send, setting the bits, then 1162 * what if anything we need to send, setting the bits, then
1806 * doing those checks again to add the real data. 1163 * doing those checks again to add the real data.
1807 */ 1164 */
1808 oldlen = sl.length (); 1165 oldlen = sl.length ();
1809 mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1810 eoldlen = esl.length (); 1166 eoldlen = esl.length ();
1811 emask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1167
1812 sl << uint16 (mask); 1168 sl << uint16 (mask);
1813
1814 if (socket.ext_mapinfos)
1815 esl << uint16 (emask);
1816 1169
1817 unsigned char dummy; 1170 unsigned char dummy;
1818 unsigned char *last_ext = &dummy; 1171 unsigned char *last_ext = &dummy;
1819 1172
1820 /* Darkness changed */ 1173 /* Darkness changed */
1832 sl << uint8 (255 - 64 * d); 1185 sl << uint8 (255 - 64 * d);
1833 } 1186 }
1834 1187
1835 lastcell.count = d; 1188 lastcell.count = d;
1836 1189
1190 mapspace &ms = m->at (nx, ny);
1191
1837 if (socket.extmap) 1192 if (socket.extmap)
1838 { 1193 {
1839 uint8 stat_hp = 0; 1194 uint8 stat_hp = 0;
1840 uint8 stat_width = 0; 1195 uint8 stat_width = 0;
1841 uint8 flags = 0; 1196 uint8 flags = 0;
1842 UUID player = 0; 1197 UUID player = 0;
1843 1198
1844 // send hp information, if applicable 1199 // send hp information, if applicable
1845 if (object *op = GET_MAP_FACE_OBJ (m, nx, ny, 0)) 1200 if (object *op = ms.faces_obj [0])
1846 { 1201 {
1847 if (op->head || op->invisible) 1202 if (op->head || op->invisible)
1848 ; // do not show 1203 ; // do not show
1849 else if (op->type == PLAYER 1204 else if (op->type == PLAYER
1850 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR)) 1205 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR))
1904 sl << uint8 (8) << uint8 (flags); 1259 sl << uint8 (8) << uint8 (flags);
1905 } 1260 }
1906 } 1261 }
1907 1262
1908 /* Floor face */ 1263 /* Floor face */
1909 if (update_space (sl, socket, m, nx, ny, ax, ay, 2)) 1264 if (update_space (sl, socket, ms, lastcell, 2))
1910 mask |= 0x4; 1265 mask |= 0x4;
1911 1266
1912 if (socket.EMI_smooth)
1913 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 2))
1914 emask |= 0x4;
1915
1916 /* Middle face */ 1267 /* Middle face */
1917 if (update_space (sl, socket, m, nx, ny, ax, ay, 1)) 1268 if (update_space (sl, socket, ms, lastcell, 1))
1918 mask |= 0x2; 1269 mask |= 0x2;
1919 1270
1920 if (socket.EMI_smooth) 1271 if (ms.player () == pl
1921 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 1)) 1272 && (pl->invisible & (pl->invisible < 50 ? 1 : 7)))
1922 emask |= 0x2;
1923
1924 if (nx == pl->x && ny == pl->y && pl->invisible & (pl->invisible < 50 ? 4 : 1))
1925 { 1273 {
1274 // force player to be visible to himself if invisible
1926 if (lastcell.faces[0] != pl->face->number) 1275 if (lastcell.faces[0] != pl->face)
1927 { 1276 {
1928 lastcell.faces[0] = pl->face->number; 1277 lastcell.faces[0] = pl->face;
1278
1929 mask |= 0x1; 1279 mask |= 0x1;
1930
1931 if (!(socket.faces_sent[pl->face->number] & NS_FACESENT_FACE))
1932 esrv_send_face (&socket, pl->face->number, 0);
1933
1934 sl << uint16 (pl->face->number); 1280 sl << uint16 (pl->face);
1281
1282 socket.send_faces (pl);
1935 } 1283 }
1936 } 1284 }
1937 else
1938 {
1939 /* Top face */ 1285 /* Top face */
1940 if (update_space (sl, socket, m, nx, ny, ax, ay, 0)) 1286 else if (update_space (sl, socket, ms, lastcell, 0))
1941 mask |= 0x1; 1287 mask |= 0x1;
1942
1943 if (socket.EMI_smooth)
1944 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 0))
1945 emask |= 0x1;
1946 } 1288
1947 1289
1948 /* Check to see if we are in fact sending anything for this 1290 /* Check to see if we are in fact sending anything for this
1949 * space by checking the mask. If so, update the mask. 1291 * space by checking the mask. If so, update the mask.
1950 * if not, reset the len to that from before adding the mask 1292 * if not, reset the len to that from before adding the mask
1951 * value, so we don't send those bits. 1293 * value, so we don't send those bits.
1953 if (mask & 0xf) 1295 if (mask & 0xf)
1954 sl[oldlen + 1] = mask & 0xff; 1296 sl[oldlen + 1] = mask & 0xff;
1955 else 1297 else
1956 sl.reset (oldlen); 1298 sl.reset (oldlen);
1957 1299
1300 if (socket.ext_mapinfos)
1301 esl << uint16 (emask);
1302
1303 if (socket.EMI_smooth)
1304 {
1305 for (int layer = 2+1; layer--; )
1306 {
1307 object *ob = ms.faces_obj [layer];
1308
1309 // If there is no object for this space, or if the face for the object
1310 // is the blank face, set the smoothlevel to zero.
1311 int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;
1312
1313 // We've gotten what face we want to use for the object. Now see if
1314 // if it has changed since we last sent it to the client.
1315 if (lastcell.smooth[layer] != smoothlevel)
1316 {
1317 lastcell.smooth[layer] = smoothlevel;
1318 esl << uint8 (smoothlevel);
1319 emask |= 1 << layer;
1320 }
1321 }
1322
1958 if (emask & 0xf) 1323 if (emask & 0xf)
1959 esl[eoldlen + 1] = emask & 0xff; 1324 esl[eoldlen + 1] = emask & 0xff;
1960 else 1325 else
1961 esl.reset (eoldlen); 1326 esl.reset (eoldlen);
1327 }
1962 } /* else this is a viewable space */ 1328 } /* else this is a viewable space */
1963 } /* for x loop */ 1329 } /* for x loop */
1964 } /* for y loop */ 1330 } /* for y loop */
1965 1331
1966 /* Verify that we in fact do need to send this */ 1332 /* Verify that we in fact do need to send this */
1969 if (!(sl.length () > startlen || socket.sent_scroll)) 1335 if (!(sl.length () > startlen || socket.sent_scroll))
1970 { 1336 {
1971 /* No map data will follow, so don't say the client 1337 /* No map data will follow, so don't say the client
1972 * it doesn't need draw! 1338 * it doesn't need draw!
1973 */ 1339 */
1974 ewhatflag &= (~EMI_NOREDRAW); 1340 ewhatflag &= ~EMI_NOREDRAW;
1975 esl[ewhatstart + 1] = ewhatflag & 0xff; 1341 esl[ewhatstart + 1] = ewhatflag & 0xff;
1976 } 1342 }
1977 1343
1978 if (esl.length () > estartlen) 1344 if (esl.length () > estartlen)
1979 socket.send_packet (esl); 1345 socket.send_packet (esl);
1991 */ 1357 */
1992void 1358void
1993draw_client_map (object *pl) 1359draw_client_map (object *pl)
1994{ 1360{
1995 int i, j; 1361 int i, j;
1996 sint16 ax, ay, nx, ny; /* ax and ay goes from 0 to max-size of arrays */ 1362 sint16 ax, ay; /* ax and ay goes from 0 to max-size of arrays */
1997 facetile *face, *floor;
1998 facetile *floor2;
1999 int d, mflags; 1363 int mflags;
2000 struct Map newmap; 1364 struct Map newmap;
2001 maptile *m, *pm; 1365 maptile *m, *pm;
2002 1366
2003 if (pl->type != PLAYER) 1367 if (pl->type != PLAYER)
2004 { 1368 {
2185 1549
2186/* appends the spell *spell to the Socklist we will send the data to. */ 1550/* appends the spell *spell to the Socklist we will send the data to. */
2187static void 1551static void
2188append_spell (player *pl, packet &sl, object *spell) 1552append_spell (player *pl, packet &sl, object *spell)
2189{ 1553{
2190 int len, i, skill = 0; 1554 int i, skill = 0;
2191 1555
2192 if (!(spell->name)) 1556 if (!(spell->name))
2193 { 1557 {
2194 LOG (llevError, "item number %d is a spell with no name.\n", spell->count); 1558 LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
2195 return; 1559 return;
2207 if (!strcmp (spell->skill, skill_names[i])) 1571 if (!strcmp (spell->skill, skill_names[i]))
2208 { 1572 {
2209 skill = i + CS_STAT_SKILLINFO; 1573 skill = i + CS_STAT_SKILLINFO;
2210 break; 1574 break;
2211 } 1575 }
1576 }
1577
1578 // spells better have a face
1579 if (!spell->face)
1580 {
1581 LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name);
1582 spell->face = face_find ("burnout.x11", blank_face);
2212 } 1583 }
2213 1584
2214 /* send the current values */ 1585 /* send the current values */
2215 sl << uint32 (spell->count) 1586 sl << uint32 (spell->count)
2216 << uint16 (spell->level) 1587 << uint16 (spell->level)
2218 << uint16 (spell->last_sp) 1589 << uint16 (spell->last_sp)
2219 << uint16 (spell->last_grace) 1590 << uint16 (spell->last_grace)
2220 << uint16 (spell->last_eat) 1591 << uint16 (spell->last_eat)
2221 << uint8 (skill) 1592 << uint8 (skill)
2222 << uint32 (spell->path_attuned) 1593 << uint32 (spell->path_attuned)
2223 << uint32 (spell->face ? spell->face->number : 0) 1594 << uint32 (spell->face)
2224 << data8 (spell->name) 1595 << data8 (spell->name)
2225 << data16 (spell->msg); 1596 << data16 (spell->msg);
2226} 1597}
2227 1598
2228/** 1599/**
2243 1614
2244 packet sl ("addspell"); 1615 packet sl ("addspell");
2245 1616
2246 if (!spell) 1617 if (!spell)
2247 { 1618 {
2248 for (spell = pl->ob->inv; spell != NULL; spell = spell->below) 1619 for (spell = pl->ob->inv; spell; spell = spell->below)
2249 { 1620 {
2250 /* were we to simply keep appending data here, we could exceed 1621 /* were we to simply keep appending data here, we could exceed
2251 * MAXSOCKBUF if the player has enough spells to add, we know that 1622 * MAXSOCKBUF if the player has enough spells to add, we know that
2252 * append_spells will always append 19 data bytes, plus 4 length 1623 * append_spells will always append 19 data bytes, plus 4 length
2253 * bytes and 3 strings (because that is the spec) so we need to 1624 * bytes and 3 strings (because that is the spec) so we need to

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