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/cvs/deliantra/server/socket/request.C

Comparing deliantra/server/socket/request.C (file contents):
Revision 1.51 by root, Fri Dec 22 16:34:00 2006 UTC vs.
Revision 1.97 by root, Thu May 17 14:14:56 2007 UTC

1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* CrossFire, A Multiplayer game
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.
…		…
140	static void	132	static void
141	clear_map (player *pl)	133	clear_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 */
152	static void	146	static void
153	check_map_change (player *pl)	147	check_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.current_map != ob->map || socket.force_newmap)
160	{	154	{
		155	clear_map (pl);
161	socket.current_map = ob->map;	156	socket.current_map = ob->map;
162
163	clear_map (pl);
164		157
165	if (socket.mapinfocmd)	158	if (socket.mapinfocmd)
166	{	159	{
167	if (ob->map && ob->map->path[0])	160	if (ob->map && ob->map->path[0])
168	{	161	{
169	int flags = 0;	162	int flags = 0;
170		163
171	if (ob->map->tile_path[0])	164	if (ob->map->tile_path[0]) flags |= 1;
172	flags |= 1;
173	if (ob->map->tile_path[1])	165	if (ob->map->tile_path[1]) flags |= 2;
174	flags |= 2;
175	if (ob->map->tile_path[2])	166	if (ob->map->tile_path[2]) flags |= 4;
176	flags |= 4;
177	if (ob->map->tile_path[3])	167	if (ob->map->tile_path[3]) flags |= 8;
178	flags |= 8;
179		168
180	snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s",	169	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);	170	flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, &ob->map->path);
182	}	171	}
183	else	172	else
184	snprintf (buf, MAX_BUF, "mapinfo current");	173	snprintf (buf, MAX_BUF, "mapinfo current");
185		174
186	socket.send_packet (buf);	175	socket.send_packet (buf);
…		…
200	}	189	}
201	}	190	}
202		191
203	socket.current_x = ob->x;	192	socket.current_x = ob->x;
204	socket.current_y = ob->y;	193	socket.current_y = ob->y;
		194
		195	region *reg = ob->region ();
		196	if (socket.current_region != reg)
		197	{
		198	socket.current_region = reg;
		199	socket.send_packet_printf ("drawinfo 0 You are now %s.\n(use whereami for more details)", &reg->longname);
		200	}
205	}	201	}
206		202
207	/**	203	/**
208	* RequestInfo is sort of a meta command. There is some specific	204	* RequestInfo is sort of a meta command. There is some specific
209	* request of information, but we call other functions to provide	205	* request of information, but we call other functions to provide
…		…
290	{	286	{
291	int dir = *buf++;	287	int dir = *buf++;
292		288
293	switch (dir)	289	switch (dir)
294	{	290	{
295	case '1':	291	case '1':
296	dx = 0;	292	dx = 0;
297	dy = -1;	293	dy = -1;
298	map = get_map_from_coord (map, &dx, &dy);	294	map = map->xy_find (dx, dy);
299	map && (mapy -= map->height);	295	map && (mapy -= map->height);
300	break;	296	break;
301	case '2':	297	case '2':
302	mapx += map->width;	298	mapx += map->width;
303	dx = map->width;	299	dx = map->width;
304	dy = 0;	300	dy = 0;
305	map = get_map_from_coord (map, &dx, &dy);	301	map = map->xy_find (dx, dy);
306	break;	302	break;
307	case '3':	303	case '3':
308	mapy += map->height;	304	mapy += map->height;
309	dx = 0;	305	dx = 0;
310	dy = map->height;	306	dy = map->height;
311	map = get_map_from_coord (map, &dx, &dy);	307	map = map->xy_find (dx, dy);
312	break;	308	break;
313	case '4':	309	case '4':
314	dx = -1;	310	dx = -1;
315	dy = 0;	311	dy = 0;
316	map = get_map_from_coord (map, &dx, &dy);	312	map = map->xy_find (dx, dy);
317	map && (mapx -= map->width);	313	map && (mapx -= map->width);
318	break;	314	break;
319	}	315	}
320		316
321	--max_distance;	317	--max_distance;
322	}	318	}
323		319
…		…
325	snprintf (bigbuf, MAX_BUF, "mapinfo %s error", token);	321	snprintf (bigbuf, MAX_BUF, "mapinfo %s error", token);
326	else if (map && map->path[0])	322	else if (map && map->path[0])
327	{	323	{
328	int flags = 0;	324	int flags = 0;
329		325
330	if (map->tile_path[0])	326	if (map->tile_path[0]) flags |= 1;
331	flags |= 1;
332	if (map->tile_path[1])	327	if (map->tile_path[1]) flags |= 2;
333	flags |= 2;
334	if (map->tile_path[2])	328	if (map->tile_path[2]) flags |= 4;
335	flags |= 4;
336	if (map->tile_path[3])	329	if (map->tile_path[3]) flags |= 8;
337	flags |= 8;
338		330
339	snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, map->path);	331	snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
340	}	332	}
341	else	333	else
342	snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);	334	snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token);
343	}	335	}
344	else	336	else
345	snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token);	337	snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token);
346		338
347	pl->ns->send_packet (bigbuf);	339	pl->ns->send_packet (bigbuf);
348	}	340	}
349		341
350	/** This is the Setup cmd - easy first implementation */	342	/** This is the Setup cmd */
351	void	343	void
352	SetUp (char *buf, int len, client * ns)	344	SetUp (char *buf, int len, client * ns)
353	{	345	{
354	int s, slen;	346	INVOKE_CLIENT (SETUP, ns, ARG_DATA (buf, len));
355	char *cmd, *param, cmdback[HUGE_BUF];
356
357	/* run through the cmds of setup
358	* syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ...
359	*
360	* we send the status of the cmd back, or a FALSE is the cmd is the server unknown
361	* The client then must sort this out
362	*/
363
364	//LOG (llevInfo, "Get SetupCmd:: %s\n", buf);
365
366	strcpy (cmdback, "setup");
367	for (s = 0; s < len; )
368	{
369	cmd = &buf[s];
370
371	/* find the next space, and put a null there */
372	for (; buf[s] && buf[s] != ' '; s++)
373	;
374
375	buf[s++] = 0;
376
377	while (buf[s] == ' ')
378	s++;
379
380	if (s >= len)
381	break;
382
383	param = &buf[s];
384
385	for (; buf[s] && buf[s] != ' '; s++)
386	;
387
388	buf[s++] = 0;
389
390	while (buf[s] == ' ')
391	s++;
392
393	slen = strlen (cmdback);
394	safe_strcat (cmdback, " ", &slen, HUGE_BUF);
395	safe_strcat (cmdback, cmd, &slen, HUGE_BUF);
396	safe_strcat (cmdback, " ", &slen, HUGE_BUF);
397
398	if (!strcmp (cmd, "sound"))
399	{
400	ns->sound = atoi (param);
401	safe_strcat (cmdback, param, &slen, HUGE_BUF);
402	}
403	else if (!strcmp (cmd, "exp64"))
404	{
405	ns->exp64 = atoi (param);
406	safe_strcat (cmdback, param, &slen, HUGE_BUF);
407	}
408	else if (!strcmp (cmd, "spellmon"))
409	{
410	ns->monitor_spells = atoi (param);
411	safe_strcat (cmdback, param, &slen, HUGE_BUF);
412	}
413	else if (!strcmp (cmd, "darkness"))
414	{
415	ns->darkness = atoi (param);
416	safe_strcat (cmdback, param, &slen, HUGE_BUF);
417	}
418	else if (!strcmp (cmd, "map1cmd"))
419	{
420	if (atoi (param))
421	ns->mapmode = Map1Cmd;
422	/* if beyond this size, need to use map1cmd no matter what */
423	if (ns->mapx > 11 || ns->mapy > 11)
424	ns->mapmode = Map1Cmd;
425	safe_strcat (cmdback, ns->mapmode == Map1Cmd ? "1" : "0", &slen, HUGE_BUF);
426	}
427	else if (!strcmp (cmd, "map1acmd"))
428	{
429	if (atoi (param))
430	ns->mapmode = Map1aCmd;
431	/* if beyond this size, need to use map1acmd no matter what */
432	if (ns->mapx > 11 || ns->mapy > 11)
433	ns->mapmode = Map1aCmd;
434	safe_strcat (cmdback, ns->mapmode == Map1aCmd ? "1" : "0", &slen, HUGE_BUF);
435	}
436	else if (!strcmp (cmd, "newmapcmd"))
437	{
438	ns->newmapcmd = atoi (param);
439	safe_strcat (cmdback, param, &slen, HUGE_BUF);
440	// } else if (!strcmp(cmd,"plugincmd")) {
441	// ns->plugincmd = atoi(param);
442	// safe_strcat(cmdback, param, &slen, HUGE_BUF);
443	}
444	else if (!strcmp (cmd, "mapinfocmd"))
445	{
446	ns->mapinfocmd = atoi (param);
447	safe_strcat (cmdback, "1", &slen, HUGE_BUF);
448	}
449	else if (!strcmp (cmd, "extcmd"))
450	{
451	ns->extcmd = atoi (param);
452	safe_strcat (cmdback, "1", &slen, HUGE_BUF);
453	}
454	else if (!strcmp (cmd, "extmap"))
455	{
456	ns->extmap = atoi (param);
457	safe_strcat (cmdback, "1", &slen, HUGE_BUF);
458	}
459	else if (!strcmp (cmd, "facecache"))
460	{
461	ns->facecache = atoi (param);
462	safe_strcat (cmdback, param, &slen, HUGE_BUF);
463	}
464	else if (!strcmp (cmd, "faceset"))
465	{
466	char tmpbuf[20];
467	int q = atoi (param);
468
469	if (is_valid_faceset (q))
470	ns->faceset = q;
471	sprintf (tmpbuf, "%d", ns->faceset);
472	safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
473	/* if the client is using faceset, it knows about image2 command */
474	ns->image2 = 1;
475	}
476	else if (!strcmp (cmd, "itemcmd"))
477	{
478	/* Version of the item protocol command to use. Currently,
479	* only supported versions are 1 and 2. Using a numeric
480	* value will make it very easy to extend this in the future.
481	*/
482	char tmpbuf[20];
483	int q = atoi (param);
484
485	if (q < 1 || q > 2)
486	{
487	strcpy (tmpbuf, "FALSE");
488	}
489	else
490	{
491	ns->itemcmd = q;
492	sprintf (tmpbuf, "%d", ns->itemcmd);
493	}
494	safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
495	}
496	else if (!strcmp (cmd, "mapsize"))
497	{
498	int x, y = 0;
499	char tmpbuf[MAX_BUF], *cp;
500
501	x = atoi (param);
502	for (cp = param; *cp != 0; cp++)
503	if (*cp == 'x' || *cp == 'X')
504	{
505	y = atoi (cp + 1);
506	break;
507	}
508	if (x < 9 || y < 9 || x > MAP_CLIENT_X || y > MAP_CLIENT_Y)
509	{
510	sprintf (tmpbuf, " %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y);
511	safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
512	}
513	else
514	{
515	ns->mapx = x;
516	ns->mapy = y;
517	/* better to send back what we are really using and not the
518	* param as given to us in case it gets parsed differently.
519	*/
520	sprintf (tmpbuf, "%dx%d", x, y);
521	safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
522	/* If beyond this size and still using orig map command, need to
523	* go to map1cmd.
524	*/
525	if ((x > 11 || y > 11) && ns->mapmode == Map0Cmd)
526	ns->mapmode = Map1Cmd;
527	}
528	}
529	else if (!strcmp (cmd, "extendedMapInfos"))
530	{
531	/* Added by tchize
532	* prepare to use the mapextended command
533	*/
534	char tmpbuf[20];
535
536	ns->ext_mapinfos = (atoi (param));
537	sprintf (tmpbuf, "%d", ns->ext_mapinfos);
538	safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
539	}
540	else if (!strcmp (cmd, "extendedTextInfos"))
541	{
542	/* Added by tchize
543	* prepare to use the extended text commands
544	* Client toggle this to non zero to get exttext
545	*/
546	char tmpbuf[20];
547
548	ns->has_readable_type = (atoi (param));
549	sprintf (tmpbuf, "%d", ns->has_readable_type);
550	safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
551	}
552	else
553	{
554	/* Didn't get a setup command we understood -
555	* report a failure to the client.
556	*/
557	safe_strcat (cmdback, "FALSE", &slen, HUGE_BUF);
558	}
559	} /* for processing all the setup commands */
560
561	LOG (llevInfo, "SendBack SetupCmd:: %s\n", cmdback);
562	ns->send_packet (cmdback);
563	}	347	}
564		348
565	/**	349	/**
566	* The client has requested to be added to the game.	350	* The client has requested to be added to the game.
567	* This is what takes care of it. We tell the client how things worked out.	351	* This is what takes care of it. We tell the client how things worked out.
568	* I am not sure if this file is the best place for this function. however,	352	* I am not sure if this file is the best place for this function. however,
569	* it either has to be here or init_sockets needs to be exported.	353	* it either has to be here or init_sockets needs to be exported.
570	*/	354	*/
571	void	355	void
572	AddMeCmd (char *buf, int len, client * ns)	356	AddMeCmd (char *buf, int len, client *ns)
573	{	357	{
574	INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));	358	INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));
575	}	359	}
576		360
577	/** Reply to ExtendedInfos command */	361	/** Reply to ExtendedInfos command */
…		…
689		473
690	ns->send_packet (cmdback);	474	ns->send_packet (cmdback);
691	}	475	}
692		476
693	/**	477	/**
694	* A lot like the old AskSmooth (in fact, now called by AskSmooth).	478	* client requested an image. send it rate-limited
695	* Basically, it makes no sense to wait for the client to request a	479	* before flushing.
696	* a piece of data from us that we know the client wants. So
697	* if we know the client wants it, might as well push it to the
698	* client.
699	*/
700	static void
701	SendSmooth (client *ns, uint16 face)
702	{
703	uint16 smoothface;
704
705	/* If we can't find a face, return and set it so we won't try to send this
706	* again.
707	*/	480	*/
708	if ((!FindSmooth (face, &smoothface)) && (!FindSmooth (smooth_face->number, &smoothface)))	481	void
709	{	482	AskFaceCmd (char *buf, int len, client *ns)
710		483	{
711	LOG (llevError, "could not findsmooth for %d. Neither default (%s)\n", face, &smooth_face->name);	484	ns->askface.push_back (atoi (buf));
712	ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
713	return;
714	}
715
716	if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE))
717	esrv_send_face (ns, smoothface, 0);
718
719	ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
720
721	packet sl ("smooth");
722
723	sl << uint16 (face)
724	<< uint16 (smoothface);
725
726	ns->send_packet (sl);
727	}	485	}
728		486
729	/**	487	/**
730	* Tells client the picture it has to use	488	* Tells client the picture it has to use
731	* to smooth a picture number given as argument.	489	* to smooth a picture number given as argument.
732	*/	490	*/
733	void	491	void
734	AskSmooth (char *buf, int len, client *ns)	492	AskSmooth (char *buf, int len, client *ns)
735	{	493	{
736	SendSmooth (ns, atoi (buf));	494	ns->send_face (atoi (buf));
		495	ns->flush_fx ();
737	}	496	}
738		497
739	/**	498	/**
740	* This handles the general commands from the client (ie, north, fire, cast,	499	* This handles the general commands from the client (ie, north, fire, cast,
741	* etc.)	500	* etc.)
…		…
800	* commands.	559	* commands.
801	*/	560	*/
802	pl->count = 0;	561	pl->count = 0;
803		562
804	//TODO: schmorp thinks whatever this calculates, it makes no sense at all	563	//TODO: schmorp thinks whatever this calculates, it makes no sense at all
805	int time = FABS (pl->ob->speed) < 0.001	564	int time = fabs (pl->ob->speed) < 0.001
806	? time = MAX_TIME * 100	565	? time = MAX_TIME * 100
807	: time = (int) (MAX_TIME / FABS (pl->ob->speed));	566	: time = (int) (MAX_TIME / fabs (pl->ob->speed));
808		567
809	/* Send confirmation of command execution now */	568	/* Send confirmation of command execution now */
810	packet sl ("comc");	569	packet sl ("comc");
811	sl << uint16 (cmdid) << uint32 (time);	570	sl << uint16 (cmdid) << uint32 (time);
812	pl->ns->send_packet (sl);	571	pl->ns->send_packet (sl);
…		…
844	{	603	{
845	case ST_PLAYING:	604	case ST_PLAYING:
846	LOG (llevError, "Got reply message with ST_PLAYING input state\n");	605	LOG (llevError, "Got reply message with ST_PLAYING input state\n");
847	break;	606	break;
848		607
849	case ST_CHANGE_CLASS:
850	key_change_class (pl->ob, buf[0]);
851	break;
852
853	case ST_CONFIRM_QUIT:
854	key_confirm_quit (pl->ob, buf[0]);
855	break;
856
857	case ST_GET_PARTY_PASSWORD: /* Get password for party */	608	case ST_GET_PARTY_PASSWORD: /* Get password for party */
858	receive_party_password (pl->ob, 13);	609	receive_party_password (pl->ob, 13);
859	break;	610	break;
860		611
861	default:	612	default:
…		…
882	ns->cs_version = atoi (buf);	633	ns->cs_version = atoi (buf);
883	ns->sc_version = ns->cs_version;	634	ns->sc_version = ns->cs_version;
884		635
885	LOG (llevDebug, "connection from client <%s>\n", buf);	636	LOG (llevDebug, "connection from client <%s>\n", buf);
886		637
887
888	//TODO: should log here just for statistics	638	//TODO: should log here just for statistics
889		639
890	//if (VERSION_CS != ns->cs_version)	640	//if (VERSION_CS != ns->cs_version)
891	// unchecked;	641	// unchecked;
892		642
…		…
901		651
902	cp = strchr (cp + 1, ' ');	652	cp = strchr (cp + 1, ' ');
903		653
904	if (cp)	654	if (cp)
905	{	655	{
906	assign (ns->version, cp + 1);	656	ns->version = cp + 1;
907		657
908	if (ns->sc_version < 1026)	658	if (ns->sc_version < 1026)
909	ns->send_packet_printf ("drawinfo %d %s", NDI_RED,	659	ns->send_packet_printf ("drawinfo %d %s", NDI_RED,
910	"**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****");	660	"**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****");
911	}	661	}
…		…
917	{	667	{
918	ns->sound = atoi (buf);	668	ns->sound = atoi (buf);
919	}	669	}
920		670
921	/** client wants the map resent */	671	/** client wants the map resent */
922
923	void	672	void
924	MapRedrawCmd (char *buf, int len, player *pl)	673	MapRedrawCmd (char *buf, int len, player *pl)
925	{	674	{
926	/* This function is currently disabled; just clearing the map state results in	675	/* This function is currently disabled; just clearing the map state results in
927	* display errors. It should clear the cache and send a newmap command.	676	* display errors. It should clear the cache and send a newmap command.
…		…
972	/**	721	/**
973	* Asks the client to query the user. This way, the client knows	722	* Asks the client to query the user. This way, the client knows
974	* it needs to send something back (vs just printing out a message)	723	* it needs to send something back (vs just printing out a message)
975	*/	724	*/
976	void	725	void
977	send_query (client *ns, uint8 flags, char *text)	726	send_query (client *ns, uint8 flags, const char *text)
978	{	727	{
979	ns->send_packet_printf ("query %d %s", flags, text ? text : "");	728	ns->send_packet_printf ("query %d %s", flags, text ? text : "");
		729	}
		730
		731	/**
		732	* Get player's current range attack in obuf.
		733	*/
		734	static void
		735	rangetostring (player *pl, char *obuf)
		736	{
		737	dynbuf_text buf;
		738
		739	if (pl->ranged_ob)
		740	buf << " Range" << (pl->ob->current_weapon == pl->ranged_ob ? "*" : "") << ": " << pl->ranged_ob->name;
		741
		742	if (pl->combat_ob)
		743	buf << " Combat" << (pl->ob->current_weapon == pl->combat_ob ? "*" : "") << ": " << pl->combat_ob->name;
		744
		745	//TODO: maybe golem should become the current_weapon, quite simply?
		746	if (pl->golem)
		747	buf << " Golem*: " << pl->golem->name;
		748
		749	buf.linearise (obuf);
		750	obuf [buf.size ()] = 0;
980	}	751	}
981		752
982	#define AddIfInt64(Old,New,Type) if (Old != New) {\	753	#define AddIfInt64(Old,New,Type) if (Old != New) {\
983	Old = New; \	754	Old = New; \
984	sl << uint8 (Type) << uint64 (New); \	755	sl << uint8 (Type) << uint64 (New); \
…		…
1014	esrv_update_stats (player *pl)	785	esrv_update_stats (player *pl)
1015	{	786	{
1016	char buf[MAX_BUF];	787	char buf[MAX_BUF];
1017	uint16 flags;	788	uint16 flags;
1018		789
		790	client *ns = pl->ns;
		791	if (!ns)
		792	return;
		793
		794	object *ob = pl->ob;
		795	if (!ob)
		796	return;
		797
1019	packet sl ("stats");	798	packet sl ("stats");
1020		799
1021	if (pl->ob)
1022	{
1023	AddIfShort (pl->last_stats.hp, pl->ob->stats.hp, CS_STAT_HP);	800	AddIfShort (ns->last_stats.hp, ob->stats.hp, CS_STAT_HP);
1024	AddIfShort (pl->last_stats.maxhp, pl->ob->stats.maxhp, CS_STAT_MAXHP);	801	AddIfShort (ns->last_stats.maxhp, ob->stats.maxhp, CS_STAT_MAXHP);
1025	AddIfShort (pl->last_stats.sp, pl->ob->stats.sp, CS_STAT_SP);	802	AddIfShort (ns->last_stats.sp, ob->stats.sp, CS_STAT_SP);
1026	AddIfShort (pl->last_stats.maxsp, pl->ob->stats.maxsp, CS_STAT_MAXSP);	803	AddIfShort (ns->last_stats.maxsp, ob->stats.maxsp, CS_STAT_MAXSP);
1027	AddIfShort (pl->last_stats.grace, pl->ob->stats.grace, CS_STAT_GRACE);	804	AddIfShort (ns->last_stats.grace, ob->stats.grace, CS_STAT_GRACE);
1028	AddIfShort (pl->last_stats.maxgrace, pl->ob->stats.maxgrace, CS_STAT_MAXGRACE);	805	AddIfShort (ns->last_stats.maxgrace, ob->stats.maxgrace, CS_STAT_MAXGRACE);
1029	AddIfShort (pl->last_stats.Str, pl->ob->stats.Str, CS_STAT_STR);	806	AddIfShort (ns->last_stats.Str, ob->stats.Str, CS_STAT_STR);
1030	AddIfShort (pl->last_stats.Dex, pl->ob->stats.Dex, CS_STAT_DEX);	807	AddIfShort (ns->last_stats.Dex, ob->stats.Dex, CS_STAT_DEX);
1031	AddIfShort (pl->last_stats.Con, pl->ob->stats.Con, CS_STAT_CON);	808	AddIfShort (ns->last_stats.Con, ob->stats.Con, CS_STAT_CON);
1032	AddIfShort (pl->last_stats.Int, pl->ob->stats.Int, CS_STAT_INT);	809	AddIfShort (ns->last_stats.Int, ob->stats.Int, CS_STAT_INT);
1033	AddIfShort (pl->last_stats.Wis, pl->ob->stats.Wis, CS_STAT_WIS);	810	AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS);
1034	AddIfShort (pl->last_stats.Pow, pl->ob->stats.Pow, CS_STAT_POW);	811	AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW);
1035	AddIfShort (pl->last_stats.Cha, pl->ob->stats.Cha, CS_STAT_CHA);	812	AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA);
1036	}
1037		813
1038	if (pl->ns->exp64)
1039	for (int s = 0; s < NUM_SKILLS; s++)	814	for (int s = 0; s < NUM_SKILLS; s++)
1040	if (pl->last_skill_ob[s] && pl->last_skill_exp[s] != pl->last_skill_ob[s]->stats.exp)	815	if (object *skill = pl->last_skill_ob[s])
		816	if (skill->stats.exp != ns->last_skill_exp [s])
1041	{	817	{
		818	ns->last_skill_exp [s] = skill->stats.exp;
		819
1042	/* Always send along the level if exp changes. This is only	820	/* Always send along the level if exp changes. This is only
1043	* 1 extra byte, but keeps processing simpler.	821	* 1 extra byte, but keeps processing simpler.
1044	*/	822	*/
1045	sl << uint8 (s + CS_STAT_SKILLINFO)	823	sl << uint8 (s + CS_STAT_SKILLINFO)
1046	<< uint8 (pl->last_skill_ob[s]->level)	824	<< uint8 (skill->level)
1047	<< uint64 (pl->last_skill_ob[s]->stats.exp);	825	<< uint64 (skill->stats.exp);
1048
1049	pl->last_skill_exp[s] = pl->last_skill_ob[s]->stats.exp;
1050	}	826	}
1051		827
1052	if (pl->ns->exp64)
1053	{ AddIfInt64 (pl->last_stats.exp, pl->ob->stats.exp, CS_STAT_EXP64) }	828	AddIfInt64 (ns->last_stats.exp, ob->stats.exp, CS_STAT_EXP64);
1054	else
1055	{ AddIfInt (pl->last_stats.exp, (int) pl->ob->stats.exp, CS_STAT_EXP) }
1056
1057	AddIfShort (pl->last_level, (char) pl->ob->level, CS_STAT_LEVEL);	829	AddIfShort (ns->last_level, ob->level, CS_STAT_LEVEL);
1058	AddIfShort (pl->last_stats.wc, pl->ob->stats.wc, CS_STAT_WC);	830	AddIfShort (ns->last_stats.wc, ob->stats.wc, CS_STAT_WC);
1059	AddIfShort (pl->last_stats.ac, pl->ob->stats.ac, CS_STAT_AC);	831	AddIfShort (ns->last_stats.ac, ob->stats.ac, CS_STAT_AC);
1060	AddIfShort (pl->last_stats.dam, pl->ob->stats.dam, CS_STAT_DAM);	832	AddIfShort (ns->last_stats.dam, ob->stats.dam, CS_STAT_DAM);
1061	AddIfFloat (pl->last_speed, pl->ob->speed, CS_STAT_SPEED);	833	AddIfFloat (ns->last_speed, ob->speed, CS_STAT_SPEED);
1062	AddIfShort (pl->last_stats.food, pl->ob->stats.food, CS_STAT_FOOD);	834	AddIfShort (ns->last_stats.food, ob->stats.food, CS_STAT_FOOD);
1063	AddIfFloat (pl->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP);	835	AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP);
1064	AddIfInt (pl->last_weight_limit, (sint32) weight_limit[pl->ob->stats.Str], CS_STAT_WEIGHT_LIM);	836	AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM);
		837
1065	flags = 0;	838	flags = 0;
1066		839
1067	if (pl->fire_on)	840	if (pl->fire_on)
1068	flags |= SF_FIREON;	841	flags |= SF_FIREON;
1069		842
1070	if (pl->run_on)	843	if (pl->run_on)
1071	flags |= SF_RUNON;	844	flags |= SF_RUNON;
1072		845
1073	AddIfShort (pl->last_flags, flags, CS_STAT_FLAGS);	846	AddIfShort (ns->last_flags, flags, CS_STAT_FLAGS);
1074		847
1075	if (pl->ns->sc_version < 1025)	848	if (ns->sc_version < 1025)
1076	{ AddIfShort (pl->last_resist[ATNR_PHYSICAL], pl->ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }	849	{ AddIfShort (ns->last_resist[ATNR_PHYSICAL], ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }
1077	else	850	else
1078	for (int i = 0; i < NROFATTACKS; i++)	851	for (int i = 0; i < NROFATTACKS; i++)
1079	{	852	{
1080	/* Skip ones we won't send */	853	/* Skip ones we won't send */
1081	if (atnr_cs_stat[i] == -1)	854	if (atnr_cs_stat[i] == -1)
1082	continue;	855	continue;
1083		856
1084	AddIfShort (pl->last_resist[i], pl->ob->resist[i], (char) atnr_cs_stat[i]);	857	AddIfShort (ns->last_resist[i], ob->resist[i], atnr_cs_stat[i]);
1085	}	858	}
1086		859
1087	if (pl->ns->monitor_spells)	860	if (pl->ns->monitor_spells)
1088	{	861	{
1089	AddIfInt (pl->last_path_attuned, pl->ob->path_attuned, CS_STAT_SPELL_ATTUNE);	862	AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE);
1090	AddIfInt (pl->last_path_repelled, pl->ob->path_repelled, CS_STAT_SPELL_REPEL);	863	AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL);
1091	AddIfInt (pl->last_path_denied, pl->ob->path_denied, CS_STAT_SPELL_DENY);	864	AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY);
1092	}	865	}
1093		866
1094	rangetostring (pl->ob, buf); /* we want use the new fire & run system in new client */	867	rangetostring (pl, buf); /* we want use the new fire & run system in new client */
1095	AddIfString (pl->ns->stats.range, buf, CS_STAT_RANGE);	868	AddIfString (ns->stats.range, buf, CS_STAT_RANGE);
1096	set_title (pl->ob, buf);	869	set_title (ob, buf);
1097	AddIfString (pl->ns->stats.title, buf, CS_STAT_TITLE);	870	AddIfString (ns->stats.title, buf, CS_STAT_TITLE);
1098		871
1099	/* Only send it away if we have some actual data */	872	/* Only send it away if we have some actual data */
1100	if (sl.length () > 6)	873	if (sl.length () > 6)
1101	pl->ns->send_packet (sl);	874	ns->send_packet (sl);
1102	}	875	}
1103		876
1104	/**	877	/**
1105	* Tells the client that here is a player it should start using.	878	* Tells the client that here is a player it should start using.
1106	*/	879	*/
1107	void	880	void
1108	esrv_new_player (player *pl, uint32 weight)	881	esrv_new_player (player *pl, uint32 weight)
1109	{	882	{
1110	pl->last_weight = weight;
1111
1112	packet sl ("player");	883	packet sl ("player");
1113		884
1114	sl << uint32 (pl->ob->count)	885	sl << uint32 (pl->ob->count)
1115	<< uint32 (weight)	886	<< uint32 (weight)
1116	<< uint32 (pl->ob->face->number)	887	<< uint32 (pl->ob->face)
1117	<< data8 (pl->ob->name);	888	<< data8 (pl->ob->name);
1118		889
		890	pl->ns->last_weight = weight;
1119	pl->ns->send_packet (sl);	891	pl->ns->send_packet (sl);
1120	SET_FLAG (pl->ob, FLAG_CLIENT_SENT);	892	SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
1121	}	893	}
1122
1123	/**
1124	* Need to send an animation sequence to the client.
1125	* We will send appropriate face commands to the client if we haven't
1126	* sent them the face yet (this can become quite costly in terms of
1127	* how much we are sending - on the other hand, this should only happen
1128	* when the player logs in and picks stuff up.
1129	*/
1130	void
1131	esrv_send_animation (client * ns, short anim_num)
1132	{
1133	/* Do some checking on the anim_num we got. Note that the animations
1134	* are added in contigous order, so if the number is in the valid
1135	* range, it must be a valid animation.
1136	*/
1137	if (anim_num < 0 || anim_num > num_animations)
1138	{
1139	LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num);
1140	return;
1141	}
1142
1143	packet sl ("anim");
1144
1145	sl << uint16 (anim_num)
1146	<< uint16 (0); /* flags - not used right now */
1147
1148	/* Build up the list of faces. Also, send any information (ie, the
1149	* the face itself) down to the client.
1150	*/
1151	for (int i = 0; i < animations[anim_num].num_animations; i++)
1152	{
1153	if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE))
1154	esrv_send_face (ns, animations[anim_num].faces[i], 0);
1155
1156	sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */
1157	}
1158
1159	ns->send_packet (sl);
1160
1161	ns->anims_sent[anim_num] = 1;
1162	}
1163
1164		894
1165	/******************************************************************************	895	/******************************************************************************
1166	*	896	*
1167	* Start of map related commands.	897	* Start of map related commands.
1168	*	898	*
1169	******************************************************************************/	899	******************************************************************************/
1170		900
1171	/**
1172	* This adds face_num to a map cell at x,y. If the client doesn't have
1173	* the face yet, we will also send it.
1174	*/
1175	static void
1176	esrv_map_setbelow (client * ns, int x, int y, short face_num, struct Map *newmap)
1177	{
1178	if (newmap->cells[x][y].count >= MAP_LAYERS)
1179	{
1180	//TODO: one or the other, can't both have abort and return, verify and act
1181	LOG (llevError, "Too many faces in map cell %d %d\n", x, y);
1182	return;
1183	abort ();
1184	}
1185
1186	newmap->cells[x][y].faces[newmap->cells[x][y].count] = face_num;
1187	newmap->cells[x][y].count++;
1188
1189	if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE))
1190	esrv_send_face (ns, face_num, 0);
1191	}
1192
1193	/** Clears a map cell */	901	/** Clears a map cell */
1194	static void	902	static void
1195	map_clearcell (struct MapCell *cell, int face0, int face1, int face2, int count)	903	map_clearcell (struct MapCell *cell, int count)
1196	{	904	{
1197	cell->faces[0] = face0;	905	cell->faces[0] = 0;
1198	cell->faces[1] = face1;	906	cell->faces[1] = 0;
1199	cell->faces[2] = face2;	907	cell->faces[2] = 0;
		908	cell->smooth[0] = 0;
		909	cell->smooth[1] = 0;
		910	cell->smooth[2] = 0;
1200	cell->count = count;	911	cell->count = count;
1201	cell->stat_hp = 0;	912	cell->stat_hp = 0;
1202	cell->flags = 0;	913	cell->flags = 0;
1203	cell->player = 0;	914	cell->player = 0;
1204	}	915	}
1205		916
1206	#define MAX_HEAD_POS MAX(MAX_CLIENT_X, MAX_CLIENT_Y)
1207	#define MAX_LAYERS 3	917	#define MAX_LAYERS 3
1208
1209	/* Using a global really isn't a good approach, but saves the over head of
1210	* allocating and deallocating such a block of data each time run through,
1211	* and saves the space of allocating this in the socket object when we only
1212	* need it for this cycle. If the server is ever threaded, this needs to be
1213	* re-examined.
1214	*/
1215	static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS];
1216
1217	/**
1218	* Returns true if any of the heads for this
1219	* space is set. Returns false if all are blank - this is used
1220	* for empty space checking.
1221	*/
1222	static inline int
1223	have_head (int ax, int ay)
1224	{
1225	if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] ||
1226	heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2])
1227	return 1;
1228
1229	return 0;
1230	}
1231
1232	/**
1233	* check_head is a bit simplistic version of update_space below.
1234	* basically, it only checks the that the head on space ax,ay at layer
1235	* needs to get sent - if so, it adds the data, sending the head
1236	* if needed, and returning 1. If this no data needs to get
1237	* sent, it returns zero.
1238	*/
1239	static int
1240	check_head (packet &sl, client &ns, int ax, int ay, int layer)
1241	{
1242	short face_num;
1243
1244	if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer])
1245	face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number;
1246	else
1247	face_num = 0;
1248
1249	if (face_num != ns.lastmap.cells[ax][ay].faces[layer])
1250	{
1251	sl << uint16 (face_num);
1252	if (face_num && !(ns.faces_sent[face_num] & NS_FACESENT_FACE))
1253	esrv_send_face (&ns, face_num, 0);
1254
1255	heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer] = NULL;
1256	ns.lastmap.cells[ax][ay].faces[layer] = face_num;
1257	return 1;
1258	}
1259
1260	return 0; /* No change */
1261	}
1262		918
1263	/**	919	/**
1264	* Removes the need to replicate the same code for each layer.	920	* Removes the need to replicate the same code for each layer.
1265	* this returns true if this space is now in fact different than	921	* this returns true if this space is now in fact different than
1266	* it was.	922	* it was.
1267	* sl is the socklist this data is going into.	923	* sl is the socklist this data is going into.
1268	* ns is the socket we are working on - all the info we care	924	* ns is the socket we are working on - all the info we care
1269	* about is in this socket structure, so now need not pass the	925	* about is in this socket structure, so now need not pass the
1270	* entire player object.	926	* entire player object.
1271	* mx and my are map coordinate offsets for map mp
1272	* sx and sy are the offsets into the socket structure that
1273	* holds the old values.
1274	* layer is the layer to update, with 2 being the floor and 0 the	927	* layer is the layer to update, with 2 being the floor and 0 the
1275	* top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ)	928	* top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ)
1276	* take. Interesting to note that before this function, the map1 function	929	* take. Interesting to note that before this function, the map1 function
1277	* numbers the spaces differently - I think this was a leftover from	930	* numbers the spaces differently - I think this was a leftover from
1278	* the map command, where the faces stack up. Sinces that is no longer	931	* the map command, where the faces stack up. Sinces that is no longer
1279	* the case, it seems to make more sense to have these layer values	932	* the case, it seems to make more sense to have these layer values
1280	* actually match.	933	* actually match.
1281	*/	934	*/
1282	static int	935	static int
1283	update_space (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)	936	update_space (packet &sl, client &ns, mapspace &ms, MapCell &lastcell, int layer)
1284	{	937	{
1285	object *ob, *head;	938	object *ob = ms.faces_obj [layer];
1286	uint16 face_num;
1287	int bx, by, i;
1288
1289	/* If there is a multipart object stored away, treat that as more important.
1290	* If not, then do the normal processing.
1291	*/
1292	head = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer];
1293
1294	/* Check to see if this head is part of the set of objects
1295	* we would normally send for this space. If so, then
1296	* don't use the head value. We need to do the check
1297	* here and not when setting up the heads[] value for two reasons -
1298	* 1) the heads[] values will get used even if the space is not visible.
1299	* 2) its possible the head is not on the same map as a part, and I'd
1300	* rather not need to do the map translation overhead.
1301	* 3) We need to do some extra checking to make sure that we will
1302	* otherwise send the image as this layer, eg, either it matches
1303	* the head value, or is not multipart.
1304	*/
1305	if (head && !head->more)
1306	{
1307	for (i = 0; i < MAP_LAYERS; i++)
1308	{
1309	ob = GET_MAP_FACE_OBJ (mp, mx, my, i);
1310	if (!ob)
1311	continue;
1312
1313	if (ob->head)
1314	ob = ob->head;
1315
1316	if (ob == head)
1317	{
1318	heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer] = NULL;
1319	head = NULL;
1320	break;
1321	}
1322	}
1323	}
1324
1325	ob = head;
1326	if (!ob)
1327	ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1328		939
1329	/* If there is no object for this space, or if the face for the object	940	/* If there is no object for this space, or if the face for the object
1330	* is the blank face, set the face number to zero.	941	* is the blank face, set the face number to zero.
1331	* else if we have the stored head object for this space, that takes	942	* else if we have the stored head object for this space, that takes
1332	* precedence over the other object for this space.	943	* precedence over the other object for this space.
1333	* otherwise, we do special head processing	944	* otherwise, we do special head processing
1334	*/	945	*/
1335	if (!ob || ob->face == blank_face)	946	uint16 face_num = ob && ob->face != blank_face ? ob->face : 0;
1336	face_num = 0;
1337	else if (head)
1338	{
1339	/* if this is a head that had previously been stored */
1340	face_num = ob->face->number;
1341	}
1342	else
1343	{
1344	/* if the faces for the different parts of a multipart object
1345	* are the same, we only want to send the bottom right most
1346	* portion of the object. That info is in the tail_.. values
1347	* of the head. Note that for the head itself, ob->head will
1348	* be null, so we only do this block if we are working on
1349	* a tail piece.
1350	*/
1351
1352	/* tail_x and tail_y will only be set in the head object. If
1353	* this is the head object and these are set, we proceed
1354	* with logic to only send bottom right. Similarly, if
1355	* this is one of the more parts but the head has those values
1356	* set, we want to do the processing. There can be cases where
1357	* the head is not visible but one of its parts is, so we just
1358	* can always expect that ob->arch->tail_x will be true for all
1359	* object we may want to display.
1360	*/
1361	if ((ob->arch->tail_x || ob->arch->tail_y) || (ob->head && (ob->head->arch->tail_x || ob->head->arch->tail_y)))
1362	{
1363
1364	if (ob->head)
1365	head = ob->head;
1366	else
1367	head = ob;
1368
1369	/* Basically figure out where the offset is from where we are right
1370	* now. the ob->arch->clone.{x,y} values hold the offset that this current
1371	* piece is from the head, and the tail is where the tail is from the
1372	* head. Note that bx and by will equal sx and sy if we are already working
1373	* on the bottom right corner. If ob is the head, the clone values
1374	* will be zero, so the right thing will still happen.
1375	*/
1376	bx = sx + head->arch->tail_x - ob->arch->clone.x;
1377	by = sy + head->arch->tail_y - ob->arch->clone.y;
1378
1379	/* I don't think this can ever happen, but better to check for it just
1380	* in case.
1381	*/
1382	if (bx < sx || by < sy)
1383	{
1384	LOG (llevError, "update_space: bx (%d) or by (%d) is less than sx (%d) or sy (%d)\n", bx, by, sx, sy);
1385	face_num = 0;
1386	}
1387	/* single part object, multipart object with non merged faces,
1388	* of multipart object already at lower right.
1389	*/
1390	else if (bx == sx && by == sy)
1391	{
1392	face_num = ob->face->number;
1393
1394	/* if this face matches one stored away, clear that one away.
1395	* this code relies on the fact that the map1 commands
1396	* goes from 2 down to 0.
1397	*/
1398	for (i = 0; i < MAP_LAYERS; i++)
1399	if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] &&
1400	heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i]->face->number == face_num)
1401	heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] = NULL;
1402	}
1403	else
1404	{
1405	/* If this head is stored away, clear it - otherwise,
1406	* there can be cases where a object is on multiple layers -
1407	* we only want to send it once.
1408	*/
1409	face_num = head->face->number;
1410	for (i = 0; i < MAP_LAYERS; i++)
1411	if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] &&
1412	heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i]->face->number == face_num)
1413	heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = NULL;
1414
1415	/* First, try to put the new head on the same layer. If that is used up,
1416	* then find another layer.
1417	*/
1418	if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] == NULL)
1419	{
1420	heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] = head;
1421	}
1422	else
1423	for (i = 0; i < MAX_LAYERS; i++)
1424	{
1425	if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == NULL ||
1426	heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == head)
1427	{
1428	heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = head;
1429	}
1430	}
1431	face_num = 0; /* Don't send this object - we'll send the head later */
1432	}
1433	}
1434	else
1435	{
1436	/* In this case, we are already at the lower right or single part object,
1437	* so nothing special
1438	*/
1439	face_num = ob->face->number;
1440
1441	/* clear out any head entries that have the same face as this one */
1442	for (bx = 0; bx < layer; bx++)
1443	if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] &&
1444	heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx]->face->number == face_num)
1445	heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] = NULL;
1446	}
1447	} /* else not already head object or blank face */
1448
1449	/* This is a real hack. Basically, if we have nothing to send for this layer,
1450	* but there is a head on the next layer, send that instead.
1451	* Without this, what happens is you can get the case where the player stands
1452	* on the same space as the head. However, if you have overlapping big objects
1453	* of the same type, what happens then is it doesn't think it needs to send
1454	* This tends to make stacking also work/look better.
1455	*/
1456	if (!face_num && layer > 0 && heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1])
1457	{
1458	face_num = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1]->face->number;
1459	heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1] = NULL;
1460	}
1461
1462	/* Another hack - because of heads and whatnot, this face may match one
1463	* we already sent for a lower layer. In that case, don't send
1464	* this one.
1465	*/
1466	if (face_num && layer + 1 < MAP_LAYERS && ns.lastmap.cells[sx][sy].faces[layer + 1] == face_num)
1467	face_num = 0;
1468		947
1469	/* We've gotten what face we want to use for the object. Now see if	948	/* We've gotten what face we want to use for the object. Now see if
1470	* if it has changed since we last sent it to the client.	949	* if it has changed since we last sent it to the client.
1471	*/	950	*/
1472	if (ns.lastmap.cells[sx][sy].faces[layer] != face_num)	951	if (lastcell.faces[layer] != face_num)
1473	{	952	{
1474	ns.lastmap.cells[sx][sy].faces[layer] = face_num;	953	lastcell.faces[layer] = face_num;
		954
1475	if (!(ns.faces_sent[face_num] & NS_FACESENT_FACE))	955	if (!ns.faces_sent[face_num])
		956	if (ob)
		957	ns.send_faces (ob);
		958	else
1476	esrv_send_face (&ns, face_num, 0);	959	ns.send_face (face_num);
1477		960
1478	sl << uint16 (face_num);	961	sl << uint16 (face_num);
1479	return 1;
1480	}
1481
1482	/* Nothing changed */
1483	return 0;
1484	}
1485
1486	/**
1487	* This function is mainly a copy of update_space,
1488	* except it handles update of the smoothing updates,
1489	* not the face updates.
1490	* Removes the need to replicate the same code for each layer.
1491	* this returns true if this smooth is now in fact different
1492	* than it was.
1493	* sl is the socklist this data is going into.
1494	* ns is the socket we are working on - all the info we care
1495	* about is in this socket structure, so know need to pass the
1496	* entire player object.
1497	* mx and my are map coordinate offsets for map mp
1498	* sx and sy are the offsets into the socket structure that
1499	* holds the old values.
1500	* layer is the layer to update, with 2 being the floor and 0 the
1501	* top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ
1502	* take.
1503	*/
1504
1505	static inline int
1506	update_smooth (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1507	{
1508	object *ob;
1509	int smoothlevel; /* old face_num; */
1510
1511	ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1512
1513	/* If there is no object for this space, or if the face for the object
1514	* is the blank face, set the smoothlevel to zero.
1515	*/
1516	if (!ob || ob->face == blank_face || MAP_NOSMOOTH (mp))
1517	smoothlevel = 0;
1518	else
1519	{
1520	smoothlevel = ob->smoothlevel;
1521	if (smoothlevel && !(ns.faces_sent[ob->face->number] & NS_FACESENT_SMOOTH))
1522	SendSmooth (&ns, ob->face->number);
1523	} /* else not already head object or blank face */
1524
1525	/* We've gotten what face we want to use for the object. Now see if
1526	* if it has changed since we last sent it to the client.
1527	*/
1528	if (smoothlevel > 255)
1529	smoothlevel = 255;
1530	else if (smoothlevel < 0)
1531	smoothlevel = 0;
1532
1533	if (ns.lastmap.cells[sx][sy].smooth[layer] != smoothlevel)
1534	{
1535	ns.lastmap.cells[sx][sy].smooth[layer] = smoothlevel;
1536	sl << uint8 (smoothlevel);
1537	return 1;	962	return 1;
1538	}	963	}
1539		964
1540	/* Nothing changed */	965	/* Nothing changed */
1541	return 0;	966	return 0;
…		…
1556	if (ns->EMI_smooth)	981	if (ns->EMI_smooth)
1557	result += 1; /*One byte for smoothlevel */	982	result += 1; /*One byte for smoothlevel */
1558	}	983	}
1559		984
1560	return result;	985	return result;
		986	}
		987
		988	// prefetch (and touch) all maps within a specific distancd
		989	static void
		990	prefetch_surrounding_maps (maptile *map, int distance)
		991	{
		992	map->last_access = runtime;
		993
		994	if (--distance)
		995	for (int dir = 4; --dir; )
		996	if (const shstr &path = map->tile_path [dir])
		997	if (maptile *&neigh = map->tile_map [dir])
		998	prefetch_surrounding_maps (neigh, distance);
		999	else
		1000	neigh = maptile::find_async (path, map);
		1001	}
		1002
		1003	// prefetch a generous area around the player
		1004	static void
		1005	prefetch_surrounding_maps (object *op)
		1006	{
		1007	prefetch_surrounding_maps (op->map, 3);
1561	}	1008	}
1562		1009
1563	/**	1010	/**
1564	* This function uses the new map1 protocol command to send the map	1011	* This function uses the new map1 protocol command to send the map
1565	* to the client. It is necessary because the old map command supports	1012	* to the client. It is necessary because the old map command supports
…		…
1583	* look like.	1030	* look like.
1584	*/	1031	*/
1585	void	1032	void
1586	draw_client_map1 (object *pl)	1033	draw_client_map1 (object *pl)
1587	{	1034	{
1588	int x, y, ax, ay, d, startlen, max_x, max_y, oldlen;	1035	int x, y, ax, ay, startlen, max_x, max_y, oldlen;
1589	sint16 nx, ny;	1036	sint16 nx, ny;
1590	int estartlen, eoldlen;	1037	int estartlen, eoldlen;
1591	uint16 mask, emask;
1592	uint8 eentrysize;	1038	uint8 eentrysize;
1593	uint16 ewhatstart, ewhatflag;	1039	uint16 ewhatstart, ewhatflag;
1594	uint8 extendedinfos;	1040	uint8 extendedinfos;
1595	maptile *m;	1041	maptile *m;
1596		1042
1597	client &socket = *pl->contr->ns;	1043	client &socket = *pl->contr->ns;
1598		1044
		1045	if (!pl->active)
		1046	return;
		1047
1599	check_map_change (pl->contr);	1048	check_map_change (pl->contr);
		1049	prefetch_surrounding_maps (pl);
1600		1050
1601	packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");	1051	packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");
1602	packet esl;	1052	packet esl;
1603		1053
1604	startlen = sl.length ();	1054	startlen = sl.length ();
…		…
1619	<< uint8 (extendedinfos)	1069	<< uint8 (extendedinfos)
1620	<< uint8 (eentrysize);	1070	<< uint8 (eentrysize);
1621		1071
1622	estartlen = esl.length ();	1072	estartlen = esl.length ();
1623	}	1073	}
1624	else
1625	{
1626	/* suppress compiler warnings */
1627	ewhatstart = 0;
1628	ewhatflag = 0;
1629	estartlen = 0;
1630	}
1631
1632	/* Init data to zero */
1633	memset (heads, 0, sizeof (object *) * MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS);
1634		1074
1635	/* x,y are the real map locations. ax, ay are viewport relative	1075	/* x,y are the real map locations. ax, ay are viewport relative
1636	* locations.	1076	* locations.
1637	*/	1077	*/
1638	ay = 0;	1078	ay = 0;
…		…
1641	* but that started to get a bit messy to look at.	1081	* but that started to get a bit messy to look at.
1642	*/	1082	*/
1643	max_x = pl->x + (socket.mapx + 1) / 2;	1083	max_x = pl->x + (socket.mapx + 1) / 2;
1644	max_y = pl->y + (socket.mapy + 1) / 2;	1084	max_y = pl->y + (socket.mapy + 1) / 2;
1645		1085
1646	if (socket.mapmode == Map1aCmd)	1086	maptile *plmap = pl->map;
1647	{
1648	max_x += MAX_HEAD_OFFSET;
1649	max_y += MAX_HEAD_OFFSET;
1650	}
1651		1087
1652	for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++)	1088	for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++)
1653	{	1089	{
1654	ax = 0;	1090	ax = 0;
1655	for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++)	1091	for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++)
1656	{	1092	{
		1093	int emask, mask;
1657	emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;	1094	emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1658		1095
1659	/* If this space is out of the normal viewable area, we only check
1660	* the heads value ax or ay will only be greater than what
1661	* the client wants if using the map1a command - this is because
1662	* if the map1a command is not used, max_x and max_y will be
1663	* set to lower values.
1664	*/
1665	if (ax >= socket.mapx || ay >= socket.mapy)
1666	{
1667	int i, got_one;
1668
1669	oldlen = sl.length ();
1670
1671	sl << uint16 (mask);
1672
1673	if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1674	if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1675	if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1676
1677	/* If all we are doing is sending 0 (blank) faces, we don't
1678	* actually need to send that - just the coordinates
1679	* with no faces tells the client to blank out the
1680	* space.
1681	*/
1682	got_one = 0;
1683	for (i = oldlen + 2; i < sl.length (); i++)
1684	if (sl[i])
1685	got_one = 1;
1686
1687	if (got_one && (mask & 0xf))
1688	sl[oldlen + 1] = mask & 0xff;
1689	else
1690	{ /*either all faces blank, either no face at all */
1691	if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates */
1692	sl.reset (oldlen + 2);
1693	else
1694	sl.reset (oldlen);
1695	}
1696
1697	/*What concerns extendinfos, nothing to be done for now
1698	* (perhaps effects layer later)
1699	*/
1700	continue; /* don't do processing below */
1701	}
1702
1703	MapCell &lastcell = socket.lastmap.cells[ax][ay];	1096	MapCell &lastcell = socket.lastmap.cells[ax][ay];
1704
1705	d = pl->contr->blocked_los[ax][ay];
1706		1097
1707	/* If the coordinates are not valid, or it is too dark to see,	1098	/* If the coordinates are not valid, or it is too dark to see,
1708	* we tell the client as such	1099	* we tell the client as such
1709	*/	1100	*/
1710	nx = x;	1101	nx = x;
1711	ny = y;	1102	ny = y;
1712	m = get_map_from_coord (pl->map, &nx, &ny);	1103	m = get_map_from_coord (plmap, &nx, &ny);
1713		1104
1714	if (!m)	1105	if (!m)
1715	{	1106	{
1716	/* space is out of map. Update space and clear values	1107	/* space is out of map. Update space and clear values
1717	* if this hasn't already been done. If the space is out	1108	* if this hasn't already been done. If the space is out
1718	* of the map, it shouldn't have a head	1109	* of the map, it shouldn't have a head
1719	*/	1110	*/
1720	if (lastcell.count != -1)	1111	if (lastcell.count != -1)
1721	{	1112	{
1722	sl << uint16 (mask);	1113	sl << uint16 (mask);
1723	map_clearcell (&lastcell, 0, 0, 0, -1);	1114	map_clearcell (&lastcell, -1);
1724	}	1115	}
		1116
		1117	continue;
1725	}	1118	}
		1119
		1120	m->touch ();
		1121
		1122	int d = pl->contr->blocked_los[ax][ay];
		1123
1726	else if (d > 3)	1124	if (d > 3)
1727	{	1125	{
		1126
1728	int need_send = 0, count;	1127	int need_send = 0, count;
1729		1128
1730	/* This block deals with spaces that are not visible for whatever	1129	/* This block deals with spaces that are not visible for whatever
1731	* reason. Still may need to send the head for this space.	1130	* reason. Still may need to send the head for this space.
1732	*/	1131	*/
1733		1132
1734	oldlen = sl.length ();	1133	oldlen = sl.length ();
1735		1134
1736	sl << uint16 (mask);	1135	sl << uint16 (mask);
…		…
1738	if (lastcell.count != -1)	1137	if (lastcell.count != -1)
1739	need_send = 1;	1138	need_send = 1;
1740		1139
1741	count = -1;	1140	count = -1;
1742		1141
1743	if (socket.mapmode == Map1aCmd && have_head (ax, ay))
1744	{
1745	/* Now check to see if any heads need to be sent */
1746
1747	if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1748	if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1749	if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1750
1751	lastcell.count = count;
1752	}
1753	else
1754	{
1755	/* properly clear a previously sent big face */	1142	/* properly clear a previously sent big face */
1756	if (lastcell.faces[0] != 0 || lastcell.faces[1] != 0 || lastcell.faces[2] != 0	1143	if (lastcell.faces[0] || lastcell.faces[1] || lastcell.faces[2]
1757	|| lastcell.stat_hp || lastcell.flags || lastcell.player)	1144	|| lastcell.stat_hp || lastcell.flags || lastcell.player)
1758	need_send = 1;	1145	need_send = 1;
1759		1146
1760	map_clearcell (&lastcell, 0, 0, 0, count);	1147	map_clearcell (&lastcell, count);
1761	}
1762		1148
1763	if ((mask & 0xf) || need_send)	1149	if ((mask & 0xf) || need_send)
1764	sl[oldlen + 1] = mask & 0xff;	1150	sl[oldlen + 1] = mask & 0xff;
1765	else	1151	else
1766	sl.reset (oldlen);	1152	sl.reset (oldlen);
1767	}	1153	}
1768	else	1154	else
1769	{	1155	{
1770	/* In this block, the space is visible or there are head objects	1156	/* In this block, the space is visible.
1771	* we need to send.
1772	*/	1157	*/
1773		1158
1774	/* Rather than try to figure out what everything that we might	1159	/* Rather than try to figure out what everything that we might
1775	* need to send is, then form the packet after that,	1160	* need to send is, then form the packet after that,
1776	* we presume that we will in fact form a packet, and update	1161	* we presume that we will in fact form a packet, and update
…		…
1779	* is done.	1164	* is done.
1780	* I think this is simpler than doing a bunch of checks to see	1165	* I think this is simpler than doing a bunch of checks to see
1781	* what if anything we need to send, setting the bits, then	1166	* what if anything we need to send, setting the bits, then
1782	* doing those checks again to add the real data.	1167	* doing those checks again to add the real data.
1783	*/	1168	*/
1784	oldlen = sl.length ();	1169	oldlen = sl.length ();
1785	mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1786	eoldlen = esl.length ();	1170	eoldlen = esl.length ();
1787	emask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;	1171
1788	sl << uint16 (mask);	1172	sl << uint16 (mask);
1789
1790	if (socket.ext_mapinfos)
1791	esl << uint16 (emask);
1792		1173
1793	unsigned char dummy;	1174	unsigned char dummy;
1794	unsigned char *last_ext = &dummy;	1175	unsigned char *last_ext = &dummy;
1795		1176
1796	/* Darkness changed */	1177	/* Darkness changed */
…		…
1808	sl << uint8 (255 - 64 * d);	1189	sl << uint8 (255 - 64 * d);
1809	}	1190	}
1810		1191
1811	lastcell.count = d;	1192	lastcell.count = d;
1812		1193
		1194	mapspace &ms = m->at (nx, ny);
		1195
1813	if (socket.extmap)	1196	if (socket.extmap)
1814	{	1197	{
1815	uint8 stat_hp = 0;	1198	uint8 stat_hp = 0;
1816	uint8 stat_width = 0;	1199	uint8 stat_width = 0;
1817	uint8 flags = 0;	1200	uint8 flags = 0;
1818	UUID player = 0;	1201	tag_t player = 0;
1819		1202
1820	// send hp information, if applicable	1203	// send hp information, if applicable
1821	if (object *op = GET_MAP_FACE_OBJ (m, nx, ny, 0))	1204	if (object *op = ms.faces_obj [0])
1822	{	1205	{
1823	if (op->head || op->invisible)	1206	if (op->head || op->invisible)
1824	; // do not show	1207	; // do not show
1825	else if (op->type == PLAYER	1208	else if (op->type == PLAYER
1826	|| QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR))	1209	|| QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR))
…		…
1864		1247
1865	mask |= 0x8;	1248	mask |= 0x8;
1866	*last_ext |= 0x80;	1249	*last_ext |= 0x80;
1867	last_ext = &sl[sl.length ()];	1250	last_ext = &sl[sl.length ()];
1868		1251
1869	sl << uint8 (0x47) << uint8 (8) << (uint64)player;	1252	sl << uint8 (0x47) << uint8 (4) << (uint32)player;
1870	}	1253	}
1871		1254
1872	if (lastcell.flags != flags)	1255	if (lastcell.flags != flags)
1873	{	1256	{
1874	lastcell.flags = flags;	1257	lastcell.flags = flags;
…		…
1880	sl << uint8 (8) << uint8 (flags);	1263	sl << uint8 (8) << uint8 (flags);
1881	}	1264	}
1882	}	1265	}
1883		1266
1884	/* Floor face */	1267	/* Floor face */
1885	if (update_space (sl, socket, m, nx, ny, ax, ay, 2))	1268	if (update_space (sl, socket, ms, lastcell, 2))
1886	mask |= 0x4;	1269	mask |= 0x4;
1887		1270
1888	if (socket.EMI_smooth)
1889	if (update_smooth (esl, socket, m, nx, ny, ax, ay, 2))
1890	emask |= 0x4;
1891
1892	/* Middle face */	1271	/* Middle face */
1893	if (update_space (sl, socket, m, nx, ny, ax, ay, 1))	1272	if (update_space (sl, socket, ms, lastcell, 1))
1894	mask |= 0x2;	1273	mask |= 0x2;
1895		1274
1896	if (socket.EMI_smooth)	1275	if (ms.player () == pl
1897	if (update_smooth (esl, socket, m, nx, ny, ax, ay, 1))	1276	&& (pl->invisible & (pl->invisible < 50 ? 1 : 7)))
1898	emask |= 0x2;
1899
1900	if (nx == pl->x && ny == pl->y && pl->invisible & (pl->invisible < 50 ? 4 : 1))
1901	{	1277	{
		1278	// force player to be visible to himself if invisible
1902	if (lastcell.faces[0] != pl->face->number)	1279	if (lastcell.faces[0] != pl->face)
1903	{	1280	{
1904	lastcell.faces[0] = pl->face->number;	1281	lastcell.faces[0] = pl->face;
		1282
1905	mask |= 0x1;	1283	mask |= 0x1;
1906
1907	if (!(socket.faces_sent[pl->face->number] & NS_FACESENT_FACE))
1908	esrv_send_face (&socket, pl->face->number, 0);
1909
1910	sl << uint16 (pl->face->number);	1284	sl << uint16 (pl->face);
		1285
		1286	socket.send_faces (pl);
1911	}	1287	}
1912	}	1288	}
1913	else
1914	{
1915	/* Top face */	1289	/* Top face */
1916	if (update_space (sl, socket, m, nx, ny, ax, ay, 0))	1290	else if (update_space (sl, socket, ms, lastcell, 0))
1917	mask |= 0x1;	1291	mask |= 0x1;
1918
1919	if (socket.EMI_smooth)
1920	if (update_smooth (esl, socket, m, nx, ny, ax, ay, 0))
1921	emask |= 0x1;
1922	}	1292
1923		1293
1924	/* Check to see if we are in fact sending anything for this	1294	/* Check to see if we are in fact sending anything for this
1925	* space by checking the mask. If so, update the mask.	1295	* space by checking the mask. If so, update the mask.
1926	* if not, reset the len to that from before adding the mask	1296	* if not, reset the len to that from before adding the mask
1927	* value, so we don't send those bits.	1297	* value, so we don't send those bits.
…		…
1929	if (mask & 0xf)	1299	if (mask & 0xf)
1930	sl[oldlen + 1] = mask & 0xff;	1300	sl[oldlen + 1] = mask & 0xff;
1931	else	1301	else
1932	sl.reset (oldlen);	1302	sl.reset (oldlen);
1933		1303
		1304	if (socket.ext_mapinfos)
		1305	esl << uint16 (emask);
		1306
		1307	if (socket.EMI_smooth)
		1308	{
		1309	for (int layer = 2+1; layer--; )
		1310	{
		1311	object *ob = ms.faces_obj [layer];
		1312
		1313	// If there is no object for this space, or if the face for the object
		1314	// is the blank face, set the smoothlevel to zero.
		1315	int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;
		1316
		1317	// We've gotten what face we want to use for the object. Now see if
		1318	// if it has changed since we last sent it to the client.
		1319	if (lastcell.smooth[layer] != smoothlevel)
		1320	{
		1321	lastcell.smooth[layer] = smoothlevel;
		1322	esl << uint8 (smoothlevel);
		1323	emask |= 1 << layer;
		1324	}
		1325	}
		1326
1934	if (emask & 0xf)	1327	if (emask & 0xf)
1935	esl[eoldlen + 1] = emask & 0xff;	1328	esl[eoldlen + 1] = emask & 0xff;
1936	else	1329	else
1937	esl.reset (eoldlen);	1330	esl.reset (eoldlen);
		1331	}
1938	} /* else this is a viewable space */	1332	} /* else this is a viewable space */
1939	} /* for x loop */	1333	} /* for x loop */
1940	} /* for y loop */	1334	} /* for y loop */
		1335
		1336	socket.flush_fx ();
1941		1337
1942	/* Verify that we in fact do need to send this */	1338	/* Verify that we in fact do need to send this */
1943	if (socket.ext_mapinfos)	1339	if (socket.ext_mapinfos)
1944	{	1340	{
1945	if (!(sl.length () > startlen || socket.sent_scroll))	1341	if (!(sl.length () > startlen || socket.sent_scroll))
1946	{	1342	{
1947	/* No map data will follow, so don't say the client	1343	/* No map data will follow, so don't say the client
1948	* it doesn't need draw!	1344	* it doesn't need draw!
1949	*/	1345	*/
1950	ewhatflag &= (~EMI_NOREDRAW);	1346	ewhatflag &= ~EMI_NOREDRAW;
1951	esl[ewhatstart + 1] = ewhatflag & 0xff;	1347	esl[ewhatstart + 1] = ewhatflag & 0xff;
1952	}	1348	}
1953		1349
1954	if (esl.length () > estartlen)	1350	if (esl.length () > estartlen)
1955	socket.send_packet (esl);	1351	socket.send_packet (esl);
…		…
1967	*/	1363	*/
1968	void	1364	void
1969	draw_client_map (object *pl)	1365	draw_client_map (object *pl)
1970	{	1366	{
1971	int i, j;	1367	int i, j;
1972	sint16 ax, ay, nx, ny; /* ax and ay goes from 0 to max-size of arrays */	1368	sint16 ax, ay; /* ax and ay goes from 0 to max-size of arrays */
1973	New_Face *face, *floor;
1974	New_Face *floor2;
1975	int d, mflags;	1369	int mflags;
1976	struct Map newmap;	1370	struct Map newmap;
1977	maptile *m, *pm;	1371	maptile *m, *pm;
1978		1372
1979	if (pl->type != PLAYER)	1373	if (pl->type != PLAYER)
1980	{	1374	{
…		…
2089	* it then sends an updspell packet for each spell that has changed in this way	1483	* it then sends an updspell packet for each spell that has changed in this way
2090	*/	1484	*/
2091	void	1485	void
2092	esrv_update_spells (player *pl)	1486	esrv_update_spells (player *pl)
2093	{	1487	{
		1488	if (!pl->ns)
		1489	return;
		1490
2094	if (!pl->ns->monitor_spells)	1491	if (!pl->ns->monitor_spells)
2095	return;	1492	return;
2096		1493
2097	for (object *spell = pl->ob->inv; spell; spell = spell->below)	1494	for (object *spell = pl->ob->inv; spell; spell = spell->below)
2098	{	1495	{
…		…
2158		1555
2159	/* appends the spell *spell to the Socklist we will send the data to. */	1556	/* appends the spell *spell to the Socklist we will send the data to. */
2160	static void	1557	static void
2161	append_spell (player *pl, packet &sl, object *spell)	1558	append_spell (player *pl, packet &sl, object *spell)
2162	{	1559	{
2163	int len, i, skill = 0;	1560	int i, skill = 0;
2164		1561
2165	if (!(spell->name))	1562	if (!(spell->name))
2166	{	1563	{
2167	LOG (llevError, "item number %d is a spell with no name.\n", spell->count);	1564	LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
2168	return;	1565	return;
…		…
2180	if (!strcmp (spell->skill, skill_names[i]))	1577	if (!strcmp (spell->skill, skill_names[i]))
2181	{	1578	{
2182	skill = i + CS_STAT_SKILLINFO;	1579	skill = i + CS_STAT_SKILLINFO;
2183	break;	1580	break;
2184	}	1581	}
		1582	}
		1583
		1584	// spells better have a face
		1585	if (!spell->face)
		1586	{
		1587	LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name);
		1588	spell->face = face_find ("burnout.x11", blank_face);
2185	}	1589	}
2186		1590
2187	/* send the current values */	1591	/* send the current values */
2188	sl << uint32 (spell->count)	1592	sl << uint32 (spell->count)
2189	<< uint16 (spell->level)	1593	<< uint16 (spell->level)
…		…
2191	<< uint16 (spell->last_sp)	1595	<< uint16 (spell->last_sp)
2192	<< uint16 (spell->last_grace)	1596	<< uint16 (spell->last_grace)
2193	<< uint16 (spell->last_eat)	1597	<< uint16 (spell->last_eat)
2194	<< uint8 (skill)	1598	<< uint8 (skill)
2195	<< uint32 (spell->path_attuned)	1599	<< uint32 (spell->path_attuned)
2196	<< uint32 (spell->face ? spell->face->number : 0)	1600	<< uint32 (spell->face)
2197	<< data8 (spell->name)	1601	<< data8 (spell->name)
2198	<< data16 (spell->msg);	1602	<< data16 (spell->msg);
2199	}	1603	}
2200		1604
2201	/**	1605	/**
…		…
2216		1620
2217	packet sl ("addspell");	1621	packet sl ("addspell");
2218		1622
2219	if (!spell)	1623	if (!spell)
2220	{	1624	{
2221	for (spell = pl->ob->inv; spell != NULL; spell = spell->below)	1625	for (spell = pl->ob->inv; spell; spell = spell->below)
2222	{	1626	{
2223	/* were we to simply keep appending data here, we could exceed	1627	/* were we to simply keep appending data here, we could exceed
2224	* MAXSOCKBUF if the player has enough spells to add, we know that	1628	* MAXSOCKBUF if the player has enough spells to add, we know that
2225	* append_spells will always append 19 data bytes, plus 4 length	1629	* append_spells will always append 19 data bytes, plus 4 length
2226	* bytes and 3 strings (because that is the spec) so we need to	1630	* bytes and 3 strings (because that is the spec) so we need to

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