[ViewVC] Diff of: cvs/deliantra/server/common/map.C

Comparing deliantra/server/common/map.C (file contents):
Revision 1.96 by root, Thu Mar 15 14:23:02 2007 UTC vs.
Revision 1.152 by root, Tue Dec 23 01:51:27 2008 UTC

…		…
1	/*	1	/*
2	* CrossFire, A Multiplayer game for X-windows	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team	4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (C) 2001-2003 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team
6	* Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
7	*	7	*
8	* This program is free software; you can redistribute it and/or modify	8	* Deliantra 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 3 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, see <http://www.gnu.org/licenses/>.
20	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21	*	20	*
22	* The authors can be reached via e-mail at <crossfire@schmorp.de>	21	* The authors can be reached via e-mail to <support@deliantra.net>
23	*/	22	*/
24		23
25	#include <unistd.h>	24	#include <unistd.h>
26		25
27	#include "global.h"	26	#include "global.h"
28	#include "funcpoint.h"
29
30	#include "loader.h"	27	#include "loader.h"
31
32	#include "path.h"	28	#include "path.h"
33		29
34	/*	30	sint8 maptile::outdoor_darkness;
35	* This makes a path absolute outside the world of Crossfire.
36	* In other words, it prepends LIBDIR/MAPDIR/ to the given path
37	* and returns the pointer to a static array containing the result.
38	* it really should be called create_mapname
39	*/
40	const char *
41	create_pathname (const char *name)
42	{
43	static char buf[8192];
44	snprintf (buf, sizeof (buf), "%s/%s/%s", settings.datadir, settings.mapdir, name);
45	return buf;
46	}
47
48	/*
49	* This function checks if a file with the given path exists.
50	* -1 is returned if it fails, otherwise the mode of the file
51	* is returned.
52	* It tries out all the compression suffixes listed in the uncomp[] array.
53	*
54	* If prepend_dir is set, then we call create_pathname (which prepends
55	* libdir & mapdir). Otherwise, we assume the name given is fully
56	* complete.
57	* Only the editor actually cares about the writablity of this -
58	* the rest of the code only cares that the file is readable.
59	* when the editor goes away, the call to stat should probably be
60	* replaced by an access instead (similar to the windows one, but
61	* that seems to be missing the prepend_dir processing
62	*/
63	int
64	check_path (const char *name, int prepend_dir)
65	{
66	char buf[MAX_BUF];
67
68	char *endbuf;
69	struct stat statbuf;
70	int mode = 0;
71
72	if (prepend_dir)
73	assign (buf, create_pathname (name));
74	else
75	assign (buf, name);
76
77	/* old method (strchr(buf, '\0')) seemd very odd to me -
78	* this method should be equivalant and is clearer.
79	* Can not use strcat because we need to cycle through
80	* all the names.
81	*/
82	endbuf = buf + strlen (buf);
83
84	if (stat (buf, &statbuf))
85	return -1;
86	if (!S_ISREG (statbuf.st_mode))
87	return (-1);
88
89	if (((statbuf.st_mode & S_IRGRP) && getegid () == statbuf.st_gid) \|\|
90	((statbuf.st_mode & S_IRUSR) && geteuid () == statbuf.st_uid) \|\| (statbuf.st_mode & S_IROTH))
91	mode \|= 4;
92
93	if ((statbuf.st_mode & S_IWGRP && getegid () == statbuf.st_gid) \|\|
94	(statbuf.st_mode & S_IWUSR && geteuid () == statbuf.st_uid) \|\| (statbuf.st_mode & S_IWOTH))
95	mode \|= 2;
96
97	return (mode);
98	}
99		31
100	/* This rolls up wall, blocks_magic, blocks_view, etc, all into	32	/* This rolls up wall, blocks_magic, blocks_view, etc, all into
101	* one function that just returns a P_.. value (see map.h)	33	* one function that just returns a P_.. value (see map.h)
102	* it will also do map translation for tiled maps, returning	34	* it will also do map translation for tiled maps, returning
103	* new values into newmap, nx, and ny. Any and all of those	35	* new values into newmap, nx, and ny. Any and all of those
174	* let the player through (inventory checkers for example)	106	* let the player through (inventory checkers for example)
175	*/	107	*/
176	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (ob, blocked))	108	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (ob, blocked))
177	return 0;	109	return 0;
178		110
179	if (ob->head != NULL)
180	ob = ob->head;	111	ob = ob->head_ ();
181		112
182	/* We basically go through the stack of objects, and if there is	113	/* We basically go through the stack of objects, and if there is
183	* some other object that has NO_PASS or FLAG_ALIVE set, return	114	* some other object that has NO_PASS or FLAG_ALIVE set, return
184	* true. If we get through the entire stack, that must mean	115	* true. If we get through the entire stack, that must mean
185	* ob is blocking it, so return 0.	116	* ob is blocking it, so return 0.
…		…
215	else	146	else
216	{	147	{
217	/* Broke apart a big nasty if into several here to make	148	/* Broke apart a big nasty if into several here to make
218	* this more readable. first check - if the space blocks	149	* this more readable. first check - if the space blocks
219	* movement, can't move here.	150	* movement, can't move here.
220	* second - if a monster, can't move there, unles it is a	151	* second - if a monster, can't move there, unless it is a
221	* hidden dm	152	* hidden dm
222	*/	153	*/
223	if (OB_MOVE_BLOCK (ob, tmp))	154	if (OB_MOVE_BLOCK (ob, tmp))
224	return 1;	155	return 1;
225	if (QUERY_FLAG (tmp, FLAG_ALIVE) && tmp->head != ob && tmp != ob &&	156
226	tmp->type != DOOR && !(QUERY_FLAG (tmp, FLAG_WIZ) && tmp->contr->hidden))	157	if (tmp->flag [FLAG_ALIVE]
		158	&& tmp->head_ () != ob
		159	&& tmp != ob
		160	&& tmp->type != DOOR
		161	&& !(tmp->flag [FLAG_WIZ] && tmp->contr->hidden))
227	return 1;	162	return 1;
228	}	163	}
229		164
230	}	165	}
231	return 0;	166	return 0;
232	}	167	}
233		168
234	/*	169	/*
235	* Returns true if the given object can't fit in the given spot.	170	* Returns qthe blocking object if the given object can't fit in the given
236	* This is meant for multi space objects - for single space objecs,	171	* spot. This is meant for multi space objects - for single space objecs,
237	* just calling get_map_blocked and checking that against movement type	172	* just calling get_map_blocked and checking that against movement type
238	* of object. This function goes through all the parts of the	173	* of object. This function goes through all the parts of the multipart
239	* multipart object and makes sure they can be inserted.	174	* object and makes sure they can be inserted.
240	*	175	*
241	* While this doesn't call out of map, the get_map_flags does.	176	* While this doesn't call out of map, the get_map_flags does.
242	*	177	*
243	* This function has been used to deprecate arch_out_of_map -	178	* This function has been used to deprecate arch_out_of_map -
244	* this function also does that check, and since in most cases,	179	* this function also does that check, and since in most cases,
…		…
255	*	190	*
256	* Note this used to be arch_blocked, but with new movement	191	* Note this used to be arch_blocked, but with new movement
257	* code, we need to have actual object to check its move_type	192	* code, we need to have actual object to check its move_type
258	* against the move_block values.	193	* against the move_block values.
259	*/	194	*/
260	int	195	bool
261	ob_blocked (const object ob, maptile m, sint16 x, sint16 y)	196	object::blocked (maptile *m, int x, int y) const
262	{	197	{
263	archetype *tmp;	198	for (archetype tmp = arch; tmp; tmp = (archetype )tmp->more)
264	int flag;
265	maptile *m1;
266	sint16 sx, sy;
267
268	if (!ob)
269	{
270	flag = get_map_flags (m, &m1, x, y, &sx, &sy);
271	if (flag & P_OUT_OF_MAP)
272	return P_OUT_OF_MAP;
273
274	/* don't have object, so don't know what types would block */
275	return m1->at (sx, sy).move_block;
276	}	199	{
		200	mapxy pos (m, x + tmp->x, y + tmp->y);
277		201
278	for (tmp = ob->arch; tmp; tmp = tmp->more)	202	if (!pos.normalise ())
279	{	203	return 1;
280	flag = get_map_flags (m, &m1, x + tmp->clone.x, y + tmp->clone.y, &sx, &sy);
281		204
282	if (flag & P_OUT_OF_MAP)	205	mapspace &ms = *pos;
283	return P_OUT_OF_MAP;	206
284	if (flag & P_IS_ALIVE)	207	if (ms.flags () & P_IS_ALIVE)
285	return P_IS_ALIVE;	208	return 1;
286		209
287	mapspace &ms = m1->at (sx, sy);	210	/* However, often ob doesn't have any move type
288		211	* (signifying non-moving objects)
289	/* find_first_free_spot() calls this function. However, often
290	* ob doesn't have any move type (when used to place exits)
291	* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.	212	* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
292	*/	213	*/
293
294	if (ob->move_type == 0 && ms.move_block != MOVE_ALL)	214	if (!move_type && ms.move_block != MOVE_ALL)
295	continue;	215	continue;
296		216
297	/* Note it is intentional that we check ob - the movement type of the	217	/* Note it is intentional that we check ob - the movement type of the
298	* head of the object should correspond for the entire object.	218	* head of the object should correspond for the entire object.
299	*/	219	*/
300	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	220	if (ms.blocks (move_type))
301	return P_NO_PASS;	221	return 1;
302	}	222	}
303		223
304	return 0;	224	return 0;
305	}	225	}
306		226
…		…
324		244
325	insert_ob_in_ob (tmp, container);	245	insert_ob_in_ob (tmp, container);
326	tmp = next;	246	tmp = next;
327	}	247	}
328		248
329	/* sum_weight will go through and calculate what all the containers are	249	// go through and calculate what all the containers are carrying.
330	* carrying.	250	//TODO: remove
331	*/	251	container->update_weight ();
332	sum_weight (container);
333	}	252	}
334		253
335	void	254	void
336	maptile::set_object_flag (int flag, int value)	255	maptile::set_object_flag (int flag, int value)
337	{	256	{
…		…
341	for (mapspace *ms = spaces + size (); ms-- > spaces; )	260	for (mapspace *ms = spaces + size (); ms-- > spaces; )
342	for (object *tmp = ms->bot; tmp; tmp = tmp->above)	261	for (object *tmp = ms->bot; tmp; tmp = tmp->above)
343	tmp->flag [flag] = value;	262	tmp->flag [flag] = value;
344	}	263	}
345		264
		265	void
		266	maptile::post_load_original ()
		267	{
		268	if (!spaces)
		269	return;
		270
		271	set_object_flag (FLAG_OBJ_ORIGINAL);
		272
		273	for (mapspace *ms = spaces + size (); ms-- > spaces; )
		274	for (object *tmp = ms->bot; tmp; tmp = tmp->above)
		275	INVOKE_OBJECT (RESET, tmp);
		276	}
		277
346	/* link_multipart_objects go through all the objects on the map looking	278	/* link_multipart_objects go through all the objects on the map looking
347	* for objects whose arch says they are multipart yet according to the	279	* for objects whose arch says they are multipart yet according to the
348	* info we have, they only have the head (as would be expected when	280	* info we have, they only have the head (as would be expected when
349	* they are saved). We do have to look for the old maps that did save	281	* they are saved).
350	* the more sections and not re-add sections for them.
351	*/	282	*/
352	void	283	void
353	maptile::link_multipart_objects ()	284	maptile::link_multipart_objects ()
354	{	285	{
355	if (!spaces)	286	if (!spaces)
356	return;	287	return;
357		288
358	for (mapspace *ms = spaces + size (); ms-- > spaces; )	289	for (mapspace *ms = spaces + size (); ms-- > spaces; )
359	for (object *tmp = ms->bot; tmp; tmp = tmp->above)	290	{
		291	object *op = ms->bot;
		292	while (op)
360	{	293	{
361	/* already multipart - don't do anything more */	294	/* already multipart - don't do anything more */
362	if (!tmp->head && !tmp->more)	295	if (op->head_ () == op && !op->more && op->arch->more)
363	{
364	/* If there is nothing more to this object, this for loop
365	* won't do anything.
366	*/
367	archetype *at;
368	object last, op;
369	for (at = tmp->arch->more, last = tmp;
370	at;
371	at = at->more, last = op)
372	{	296	{
373	op = arch_to_object (at);	297	op->remove ();
		298	op->expand_tail ();
374		299
375	/* update x,y coordinates */	300	// FIXME: INS_ON_TOP is just a workaround for the pentagram vs.
376	op->x += tmp->x;	301	// multi-tile monster bug, where INS_ABOVE_FLOOR_ONLY put the monsters
377	op->y += tmp->y;	302	// below the pentagrams... hopefully INS_ON_TOP doesn't break anything
378	op->head = tmp;
379	op->map = this;
380	last->more = op;
381	op->name = tmp->name;
382	op->title = tmp->title;
383
384	/* we could link all the parts onto tmp, and then just
385	* call insert_ob_in_map once, but the effect is the same,
386	* as insert_ob_in_map will call itself with each part, and
387	* the coding is simpler to just to it here with each part.
388	*/
389	insert_ob_in_map (op, op->map, tmp, INS_NO_MERGE \| INS_ABOVE_FLOOR_ONLY \| INS_NO_WALK_ON);	303	insert (op, op->x, op->y, 0, INS_NO_MERGE \| INS_ON_TOP \| INS_NO_WALK_ON);
		304
		305	op = ms->bot; // we are mutating the mapspace too much with INS_ON_TOP
		306	// so we have to reset the iteration through the mapspace
390	}	307	}
		308	else
		309	op = op->above;
391	}	310	}
392	}	311	}
393	}	312	}
394		313
395	/*	314	/*
396	* Loads (ands parses) the objects into a given map from the specified	315	* Loads (ands parses) the objects into a given map from the specified
397	* file pointer.	316	* file pointer.
…		…
399	bool	318	bool
400	maptile::_load_objects (object_thawer &f)	319	maptile::_load_objects (object_thawer &f)
401	{	320	{
402	for (;;)	321	for (;;)
403	{	322	{
404	coroapi::cede_every (1000); // cede once in a while	323	coroapi::cede_to_tick (); // cede once in a while
405		324
406	switch (f.kw)	325	switch (f.kw)
407	{	326	{
408	case KW_arch:	327	case KW_arch:
409	if (object *op = object::read (f, this))	328	if (object *op = object::read (f, this))
410	{	329	{
		330	// TODO: why?
411	if (op->inv)	331	if (op->inv)
412	sum_weight (op);	332	op->update_weight ();
413		333
414	insert_ob_in_map (op, this, op, INS_NO_MERGE \| INS_NO_WALK_ON \| INS_ON_TOP \| INS_MAP_LOAD);	334	if (IN_RANGE_EXC (op->x, 0, width) && IN_RANGE_EXC (op->y, 0, height))
		335	{
		336	// we insert manually because
		337	// a) its way faster
		338	// b) we remove manually, too, and there are good reasons for that
		339	// c) its correct
		340	mapspace &ms = at (op->x, op->y);
		341
		342	op->flag [FLAG_REMOVED] = false;
		343
		344	op->above = 0;
		345	op->below = ms.top;
		346
		347	if (ms.top)
		348	ms.top->above = op;
		349	else
		350	ms.bot = op;
		351
		352	ms.top = op;
		353	ms.flags_ = 0;
		354	}
		355	else
		356	{
		357	f.parse_warn (format ("object %s out of range", op->debug_desc ()));
		358	op->destroy ();
		359	}
415	}	360	}
416		361
417	continue;	362	continue;
418		363
419	case KW_EOF:	364	case KW_EOF:
…		…
432	}	377	}
433		378
434	void	379	void
435	maptile::activate ()	380	maptile::activate ()
436	{	381	{
437	if (!spaces)	382	if (spaces)
438	return;
439
440	for (mapspace *ms = spaces + size (); ms-- > spaces; )	383	for (mapspace *ms = spaces + size (); ms-- > spaces; )
441	for (object *op = ms->bot; op; op = op->above)	384	for (object *op = ms->bot; op; op = op->above)
442	op->activate_recursive ();	385	op->activate_recursive ();
443	}	386	}
444		387
445	void	388	void
446	maptile::deactivate ()	389	maptile::deactivate ()
447	{	390	{
448	if (!spaces)	391	if (spaces)
449	return;
450
451	for (mapspace *ms = spaces + size (); ms-- > spaces; )	392	for (mapspace *ms = spaces + size (); ms-- > spaces; )
452	for (object *op = ms->bot; op; op = op->above)	393	for (object *op = ms->bot; op; op = op->above)
453	op->deactivate_recursive ();	394	op->deactivate_recursive ();
454	}	395	}
455		396
456	bool	397	bool
457	maptile::_save_objects (object_freezer &f, int flags)	398	maptile::_save_objects (object_freezer &f, int flags)
458	{	399	{
459	static int cede_count = 0;	400	coroapi::cede_to_tick ();
460		401
461	if (flags & IO_HEADER)	402	if (flags & IO_HEADER)
462	_save_header (f);	403	_save_header (f);
463		404
464	if (!spaces)	405	if (!spaces)
465	return false;	406	return false;
466		407
467	for (int i = 0; i < size (); ++i)	408	for (int i = 0; i < size (); ++i)
468	{	409	{
469	if (cede_count >= 500)
470	{
471	cede_count = 0;
472	coroapi::cede ();
473	}
474
475	int unique = 0;	410	bool unique = 0;
		411
476	for (object *op = spaces [i].bot; op; op = op->above)	412	for (object *op = spaces [i].bot; op; op = op->above)
477	{	413	{
478	// count per-object, but cede only when modification-safe
479	cede_count++;
480
481	if (op->flag [FLAG_UNIQUE] && op->flag [FLAG_IS_FLOOR])	414	unique \|= op->flag [FLAG_UNIQUE] && op->flag [FLAG_IS_FLOOR];
482	unique = 1;
483		415
484	if (!op->can_map_save ())	416	if (expect_false (!op->can_map_save ()))
485	continue;	417	continue;
486		418
487	if (unique \|\| op->flag [FLAG_UNIQUE])	419	if (expect_false (unique \|\| op->flag [FLAG_UNIQUE]))
488	{	420	{
489	if (flags & IO_UNIQUES)	421	if (flags & IO_UNIQUES)
490	op->write (f);	422	op->write (f);
491	}	423	}
492	else if (flags & IO_OBJECTS)	424	else if (expect_true (flags & IO_OBJECTS))
493	op->write (f);	425	op->write (f);
494	}	426	}
495	}	427	}
496		428
		429	coroapi::cede_to_tick ();
		430
497	return true;	431	return true;
498	}
499
500	bool
501	maptile::_load_objects (const char *path, bool skip_header)
502	{
503	object_thawer f (path);
504
505	if (!f)
506	return false;
507
508	f.next ();
509
510	if (skip_header)
511	for (;;)
512	{
513	keyword kw = f.kw;
514	f.skip ();
515	if (kw == KW_end)
516	break;
517	}
518
519	return _load_objects (f);
520	}	432	}
521		433
522	bool	434	bool
523	maptile::_save_objects (const char *path, int flags)	435	maptile::_save_objects (const char *path, int flags)
524	{	436	{
…		…
699	bool	611	bool
700	maptile::_load_header (object_thawer &thawer)	612	maptile::_load_header (object_thawer &thawer)
701	{	613	{
702	for (;;)	614	for (;;)
703	{	615	{
704	keyword kw = thawer.get_kv ();
705
706	switch (kw)	616	switch (thawer.kw)
707	{	617	{
708	case KW_msg:	618	case KW_msg:
709	thawer.get_ml (KW_endmsg, msg);	619	thawer.get_ml (KW_endmsg, msg);
710	break;	620	break;
711		621
…		…
743	case KW_winddir: thawer.get (winddir); break;	653	case KW_winddir: thawer.get (winddir); break;
744	case KW_sky: thawer.get (sky); break;	654	case KW_sky: thawer.get (sky); break;
745		655
746	case KW_per_player: thawer.get (per_player); break;	656	case KW_per_player: thawer.get (per_player); break;
747	case KW_per_party: thawer.get (per_party); break;	657	case KW_per_party: thawer.get (per_party); break;
		658	case KW_no_reset: thawer.get (no_reset); break;
		659	case KW_no_drop: thawer.get (no_drop); break;
748		660
749	case KW_region: default_region = region::find (thawer.get_str ()); break;	661	case KW_region: default_region = region::find (thawer.get_str ()); break;
750	case KW_shopitems: shopitems = parse_shop_string (thawer.get_str ()); break;	662	case KW_shopitems: shopitems = parse_shop_string (thawer.get_str ()); break;
751		663
752	// old names new names	664	// old names new names
…		…
763	case KW_tile_path_1: thawer.get (tile_path [0]); break;	675	case KW_tile_path_1: thawer.get (tile_path [0]); break;
764	case KW_tile_path_2: thawer.get (tile_path [1]); break;	676	case KW_tile_path_2: thawer.get (tile_path [1]); break;
765	case KW_tile_path_3: thawer.get (tile_path [2]); break;	677	case KW_tile_path_3: thawer.get (tile_path [2]); break;
766	case KW_tile_path_4: thawer.get (tile_path [3]); break;	678	case KW_tile_path_4: thawer.get (tile_path [3]); break;
767		679
		680	case KW_ERROR:
		681	set_key_text (thawer.kw_str, thawer.value);
		682	break;
		683
768	case KW_end:	684	case KW_end:
		685	thawer.next ();
769	return true;	686	return true;
770		687
771	default:	688	default:
772	if (!thawer.parse_error ("map", 0))	689	if (!thawer.parse_error ("map", 0))
773	return false;	690	return false;
774	break;	691	break;
775	}	692	}
		693
		694	thawer.next ();
776	}	695	}
777		696
778	abort ();	697	abort ();
779	}
780
781	bool
782	maptile::_load_header (const char *path)
783	{
784	object_thawer thawer (path);
785
786	if (!thawer)
787	return false;
788
789	return _load_header (thawer);
790	}	698	}
791		699
792	/******************************************************************************	700	/******************************************************************************
793	* This is the start of unique map handling code	701	* This is the start of unique map handling code
794	*****************************************************************************/	702	*****************************************************************************/
…		…
805	object *above = op->above;	713	object *above = op->above;
806		714
807	if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))	715	if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
808	unique = 1;	716	unique = 1;
809		717
810	if (op->head == NULL && (QUERY_FLAG (op, FLAG_UNIQUE) \|\| unique))	718	if (op->head_ () == op && (QUERY_FLAG (op, FLAG_UNIQUE) \|\| unique))
811	{
812	op->destroy_inv (false);
813	op->destroy ();	719	op->destroy ();
814	}
815		720
816	op = above;	721	op = above;
817	}	722	}
818	}	723	}
819	}	724	}
…		…
829	if (name) MAP_OUT (name);	734	if (name) MAP_OUT (name);
830	MAP_OUT (swap_time);	735	MAP_OUT (swap_time);
831	MAP_OUT (reset_time);	736	MAP_OUT (reset_time);
832	MAP_OUT (reset_timeout);	737	MAP_OUT (reset_timeout);
833	MAP_OUT (fixed_resettime);	738	MAP_OUT (fixed_resettime);
		739	MAP_OUT (no_reset);
		740	MAP_OUT (no_drop);
834	MAP_OUT (difficulty);	741	MAP_OUT (difficulty);
835		742
836	if (default_region) MAP_OUT2 (region, default_region->name);	743	if (default_region) MAP_OUT2 (region, default_region->name);
837		744
838	if (shopitems)	745	if (shopitems)
…		…
892	* Remove and free all objects in the given map.	799	* Remove and free all objects in the given map.
893	*/	800	*/
894	void	801	void
895	maptile::clear ()	802	maptile::clear ()
896	{	803	{
897	sfree (regions, size ()), regions = 0;
898	free (regionmap), regionmap = 0;
899
900	if (spaces)	804	if (spaces)
901	{	805	{
902	for (mapspace *ms = spaces + size (); ms-- > spaces; )	806	for (mapspace *ms = spaces + size (); ms-- > spaces; )
903	while (object *op = ms->bot)	807	while (object *op = ms->bot)
904	{	808	{
		809	// manually remove, as to not trigger anything
		810	if (ms->bot = op->above)
		811	ms->bot->below = 0;
		812
		813	op->flag [FLAG_REMOVED] = true;
		814
		815	object *head = op->head_ ();
905	if (op->head)	816	if (op == head)
906	op = op->head;
907
908	op->destroy_inv (false);
909	op->destroy ();	817	op->destroy ();
		818	else if (head->map != op->map)
		819	{
		820	LOG (llevDebug, "bad luck for object crossing map borders: %s", head->debug_desc ());
		821	head->destroy ();
		822	}
910	}	823	}
911		824
912	sfree (spaces, size ()), spaces = 0;	825	sfree0 (spaces, size ());
913	}	826	}
914		827
915	if (buttons)	828	if (buttons)
916	free_objectlinkpt (buttons), buttons = 0;	829	free_objectlinkpt (buttons), buttons = 0;
		830
		831	sfree0 (regions, size ());
		832	delete [] regionmap; regionmap = 0;
917	}	833	}
918		834
919	void	835	void
920	maptile::clear_header ()	836	maptile::clear_header ()
921	{	837	{
…		…
951	maptile::do_destroy ()	867	maptile::do_destroy ()
952	{	868	{
953	attachable::do_destroy ();	869	attachable::do_destroy ();
954		870
955	clear ();	871	clear ();
		872	}
		873
		874	/* decay and destroy perishable items in a map */
		875	void
		876	maptile::do_decay_objects ()
		877	{
		878	if (!spaces)
		879	return;
		880
		881	for (mapspace *ms = spaces + size (); ms-- > spaces; )
		882	for (object above, op = ms->bot; op; op = above)
		883	{
		884	above = op->above;
		885
		886	bool destroy = 0;
		887
		888	// do not decay anything above unique floor tiles (yet :)
		889	if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
		890	break;
		891
		892	if (QUERY_FLAG (op, FLAG_IS_FLOOR)
		893	\|\| QUERY_FLAG (op, FLAG_OBJ_ORIGINAL)
		894	\|\| QUERY_FLAG (op, FLAG_UNIQUE)
		895	\|\| QUERY_FLAG (op, FLAG_OVERLAY_FLOOR)
		896	\|\| QUERY_FLAG (op, FLAG_UNPAID)
		897	\|\| op->is_alive ())
		898	; // do not decay
		899	else if (op->is_weapon ())
		900	{
		901	op->stats.dam--;
		902	if (op->stats.dam < 0)
		903	destroy = 1;
		904	}
		905	else if (op->is_armor ())
		906	{
		907	op->stats.ac--;
		908	if (op->stats.ac < 0)
		909	destroy = 1;
		910	}
		911	else if (op->type == FOOD)
		912	{
		913	op->stats.food -= rndm (5, 20);
		914	if (op->stats.food < 0)
		915	destroy = 1;
		916	}
		917	else
		918	{
		919	int mat = op->materials;
		920
		921	if (mat & M_PAPER
		922	\|\| mat & M_LEATHER
		923	\|\| mat & M_WOOD
		924	\|\| mat & M_ORGANIC
		925	\|\| mat & M_CLOTH
		926	\|\| mat & M_LIQUID
		927	\|\| (mat & M_IRON && rndm (1, 5) == 1)
		928	\|\| (mat & M_GLASS && rndm (1, 2) == 1)
		929	\|\| ((mat & M_STONE \|\| mat & M_ADAMANT) && rndm (1, 10) == 1)
		930	\|\| ((mat & M_SOFT_METAL \|\| mat & M_BONE) && rndm (1, 3) == 1)
		931	\|\| (mat & M_ICE && temp > 32))
		932	destroy = 1;
		933	}
		934
		935	/* adjust overall chance below */
		936	if (destroy && rndm (0, 1))
		937	op->destroy ();
		938	}
956	}	939	}
957		940
958	/*	941	/*
959	* Updates every button on the map (by calling update_button() for them).	942	* Updates every button on the map (by calling update_button() for them).
960	*/	943	*/
…		…
1007		990
1008	if (QUERY_FLAG (op, FLAG_GENERATOR))	991	if (QUERY_FLAG (op, FLAG_GENERATOR))
1009	{	992	{
1010	total_exp += op->stats.exp;	993	total_exp += op->stats.exp;
1011		994
1012	if (archetype *at = type_to_archetype (GENERATE_TYPE (op)))	995	if (archetype *at = op->other_arch)
		996	{
1013	total_exp += at->clone.stats.exp * 8;	997	total_exp += at->stats.exp * 8;
1014
1015	monster_cnt++;	998	monster_cnt++;
		999	}
		1000
		1001	for (object *inv = op->inv; inv; inv = inv->below)
		1002	{
		1003	total_exp += op->stats.exp * 8;
		1004	monster_cnt++;
		1005	}
1016	}	1006	}
1017	}	1007	}
1018		1008
1019	avgexp = (double) total_exp / monster_cnt;	1009	avgexp = (double) total_exp / monster_cnt;
1020		1010
…		…
1059	else	1049	else
1060	darkness = new_level;	1050	darkness = new_level;
1061		1051
1062	/* All clients need to get re-updated for the change */	1052	/* All clients need to get re-updated for the change */
1063	update_all_map_los (this);	1053	update_all_map_los (this);
		1054
1064	return 1;	1055	return 1;
1065	}	1056	}
1066		1057
1067	/*	1058	/*
1068	* This function updates various attributes about a specific space	1059	* This function updates various attributes about a specific space
…		…
1071	* through, etc)	1062	* through, etc)
1072	*/	1063	*/
1073	void	1064	void
1074	mapspace::update_ ()	1065	mapspace::update_ ()
1075	{	1066	{
1076	object tmp, last = 0;	1067	object *last = 0;
1077	uint8 flags = P_UPTODATE, light = 0, anywhere = 0;	1068	uint8 flags = P_UPTODATE, anywhere = 0;
		1069	sint8 light = 0;
1078	MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;	1070	MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;
1079		1071
1080	//object *middle = 0;	1072	//object *middle = 0;
1081	//object *top = 0;	1073	//object *top = 0;
1082	//object *floor = 0;	1074	//object *floor = 0;
1083	// this seems to generate better code than using locals, above	1075	// this seems to generate better code than using locals, above
1084	object *&top = faces_obj[0] = 0;	1076	object *&top = faces_obj[0] = 0;
1085	object *&middle = faces_obj[1] = 0;	1077	object *&middle = faces_obj[1] = 0;
1086	object *&floor = faces_obj[2] = 0;	1078	object *&floor = faces_obj[2] = 0;
1087		1079
1088	for (tmp = bot; tmp; last = tmp, tmp = tmp->above)	1080	for (object *tmp = bot; tmp; last = tmp, tmp = tmp->above)
1089	{	1081	{
1090	/* This could be made additive I guess (two lights better than	1082	// Lights are additive, up to MAX_LIGHT_RADIUS, see los.C)
1091	* one). But if so, it shouldn't be a simple additive - 2
1092	* light bulbs do not illuminate twice as far as once since
1093	* it is a dissapation factor that is cubed.
1094	*/
1095	if (tmp->glow_radius > light)
1096	light = tmp->glow_radius;	1083	light += tmp->glow_radius;
1097		1084
1098	/* This call is needed in order to update objects the player	1085	/* This call is needed in order to update objects the player
1099	* is standing in that have animations (ie, grass, fire, etc).	1086	* is standing in that have animations (ie, grass, fire, etc).
1100	* However, it also causes the look window to be re-drawn	1087	* However, it also causes the look window to be re-drawn
1101	* 3 times each time the player moves, because many of the	1088	* 3 times each time the player moves, because many of the
…		…
1120	else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))	1107	else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))
1121	{	1108	{
1122	middle = tmp;	1109	middle = tmp;
1123	anywhere = 1;	1110	anywhere = 1;
1124	}	1111	}
		1112
1125	/* Find the highest visible face around. If equal	1113	/* Find the highest visible face around. If equal
1126	* visibilities, we still want the one nearer to the	1114	* visibilities, we still want the one nearer to the
1127	* top	1115	* top
1128	*/	1116	*/
1129	else if (!middle \|\| (::faces [tmp->face].visibility > ::faces [middle->face].visibility && !anywhere))	1117	else if (!middle \|\| (::faces [tmp->face].visibility > ::faces [middle->face].visibility && !anywhere))
…		…
1148	if (tmp->type == SAFE_GROUND) flags \|= P_SAFE;	1136	if (tmp->type == SAFE_GROUND) flags \|= P_SAFE;
1149	if (QUERY_FLAG (tmp, FLAG_ALIVE)) flags \|= P_IS_ALIVE;	1137	if (QUERY_FLAG (tmp, FLAG_ALIVE)) flags \|= P_IS_ALIVE;
1150	if (QUERY_FLAG (tmp, FLAG_DAMNED)) flags \|= P_NO_CLERIC;	1138	if (QUERY_FLAG (tmp, FLAG_DAMNED)) flags \|= P_NO_CLERIC;
1151	}	1139	}
1152		1140
1153	this->light = light;	1141	this->light = min (light, MAX_LIGHT_RADIUS);
1154	this->flags_ = flags;	1142	this->flags_ = flags;
1155	this->move_block = move_block & ~move_allow;	1143	this->move_block = move_block & ~move_allow;
1156	this->move_on = move_on;	1144	this->move_on = move_on;
1157	this->move_off = move_off;	1145	this->move_off = move_off;
1158	this->move_slow = move_slow;	1146	this->move_slow = move_slow;
…		…
1178	* 1) top face is set, need middle to be set.	1166	* 1) top face is set, need middle to be set.
1179	* 2) middle is set, need to set top.	1167	* 2) middle is set, need to set top.
1180	* 3) neither middle or top is set - need to set both.	1168	* 3) neither middle or top is set - need to set both.
1181	*/	1169	*/
1182		1170
1183	for (tmp = last; tmp; tmp = tmp->below)	1171	for (object *tmp = last; tmp; tmp = tmp->below)
1184	{	1172	{
1185	/* Once we get to a floor, stop, since we already have a floor object */	1173	/* Once we get to a floor, stop, since we already have a floor object */
1186	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))	1174	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1187	break;	1175	break;
1188		1176
…		…
1240	vol += op->volume ();	1228	vol += op->volume ();
1241		1229
1242	return vol;	1230	return vol;
1243	}	1231	}
1244		1232
1245	/* this updates the orig_map->tile_map[tile_num] value after finding	1233	bool
1246	* the map. It also takes care of linking back the freshly found	1234	maptile::tile_available (int dir, bool load)
1247	* maps tile_map values if it tiles back to this one. It returns
1248	* the value of orig_map->tile_map[tile_num].
1249	*/
1250	static inline maptile *
1251	find_and_link (maptile *orig_map, int tile_num)
1252	{	1235	{
1253	maptile *mp = orig_map->tile_map [tile_num];	1236	if (!tile_path[dir])
		1237	return 0;
1254		1238
1255	if (!mp)	1239	if (tile_map[dir] && (!load \|\| tile_map[dir]->in_memory == MAP_ACTIVE))
1256	{	1240	return 1;
1257	mp = orig_map->find_sync (orig_map->tile_path [tile_num], orig_map);
1258		1241
1259	if (!mp)	1242	if ((tile_map[dir] = find_async (tile_path[dir], this, load)))
1260	{	1243	return 1;
1261	// emergency mode, manufacture a dummy map, this creates a memleak, but thats fine
1262	LOG (llevError, "FATAL: cannot load tiled map %s from %s, leaking memory and worse!\n",
1263	&orig_map->tile_path[tile_num], &orig_map->path);
1264	mp = new maptile (1, 1);
1265	mp->alloc ();
1266	mp->in_memory = MAP_IN_MEMORY;
1267	}
1268	}
1269		1244
1270	int dest_tile = (tile_num + 2) % 4;
1271
1272	orig_map->tile_map [tile_num] = mp;
1273
1274	// optimisation: back-link map to origin map if euclidean
1275	//TODO: non-euclidean maps MUST GO
1276	if (orig_map->tile_map[tile_num]->tile_path[dest_tile] == orig_map->path)
1277	orig_map->tile_map[tile_num]->tile_map[dest_tile] = orig_map;
1278
1279	return mp;	1245	return 0;
1280	}
1281
1282	static inline void
1283	load_and_link (maptile *orig_map, int tile_num)
1284	{
1285	find_and_link (orig_map, tile_num)->load_sync ();
1286	}	1246	}
1287		1247
1288	/* this returns TRUE if the coordinates (x,y) are out of	1248	/* this returns TRUE if the coordinates (x,y) are out of
1289	* map m. This function also takes into account any	1249	* map m. This function also takes into account any
1290	* tiling considerations, loading adjacant maps as needed.	1250	* tiling considerations, loading adjacant maps as needed.
…		…
1303	if (!m)	1263	if (!m)
1304	return 0;	1264	return 0;
1305		1265
1306	if (x < 0)	1266	if (x < 0)
1307	{	1267	{
1308	if (!m->tile_path[3])	1268	if (!m->tile_available (3))
1309	return 1;	1269	return 1;
1310		1270
1311	if (!m->tile_map[3] \|\| m->tile_map[3]->in_memory != MAP_IN_MEMORY)
1312	find_and_link (m, 3);
1313
1314	return out_of_map (m->tile_map[3], x + m->tile_map[3]->width, y);	1271	return out_of_map (m->tile_map[3], x + m->tile_map[3]->width, y);
1315	}	1272	}
1316		1273
1317	if (x >= m->width)	1274	if (x >= m->width)
1318	{	1275	{
1319	if (!m->tile_path[1])	1276	if (!m->tile_available (1))
1320	return 1;	1277	return 1;
1321		1278
1322	if (!m->tile_map[1] \|\| m->tile_map[1]->in_memory != MAP_IN_MEMORY)
1323	find_and_link (m, 1);
1324
1325	return out_of_map (m->tile_map[1], x - m->width, y);	1279	return out_of_map (m->tile_map[1], x - m->width, y);
1326	}	1280	}
1327		1281
1328	if (y < 0)	1282	if (y < 0)
1329	{	1283	{
1330	if (!m->tile_path[0])	1284	if (!m->tile_available (0))
1331	return 1;	1285	return 1;
1332		1286
1333	if (!m->tile_map[0] \|\| m->tile_map[0]->in_memory != MAP_IN_MEMORY)
1334	find_and_link (m, 0);
1335
1336	return out_of_map (m->tile_map[0], x, y + m->tile_map[0]->height);	1287	return out_of_map (m->tile_map[0], x, y + m->tile_map[0]->height);
1337	}	1288	}
1338		1289
1339	if (y >= m->height)	1290	if (y >= m->height)
1340	{	1291	{
1341	if (!m->tile_path[2])	1292	if (!m->tile_available (2))
1342	return 1;	1293	return 1;
1343
1344	if (!m->tile_map[2] \|\| m->tile_map[2]->in_memory != MAP_IN_MEMORY)
1345	find_and_link (m, 2);
1346		1294
1347	return out_of_map (m->tile_map[2], x, y - m->height);	1295	return out_of_map (m->tile_map[2], x, y - m->height);
1348	}	1296	}
1349		1297
1350	/* Simple case - coordinates are within this local	1298	/* Simple case - coordinates are within this local
…		…
1364	maptile *	1312	maptile *
1365	maptile::xy_find (sint16 &x, sint16 &y)	1313	maptile::xy_find (sint16 &x, sint16 &y)
1366	{	1314	{
1367	if (x < 0)	1315	if (x < 0)
1368	{	1316	{
1369	if (!tile_path[3])	1317	if (!tile_available (3))
1370	return 0;	1318	return 0;
1371		1319
1372	find_and_link (this, 3);
1373	x += tile_map[3]->width;	1320	x += tile_map[3]->width;
1374	return tile_map[3]->xy_find (x, y);	1321	return tile_map[3]->xy_find (x, y);
1375	}	1322	}
1376		1323
1377	if (x >= width)	1324	if (x >= width)
1378	{	1325	{
1379	if (!tile_path[1])	1326	if (!tile_available (1))
1380	return 0;	1327	return 0;
1381		1328
1382	find_and_link (this, 1);
1383	x -= width;	1329	x -= width;
1384	return tile_map[1]->xy_find (x, y);	1330	return tile_map[1]->xy_find (x, y);
1385	}	1331	}
1386		1332
1387	if (y < 0)	1333	if (y < 0)
1388	{	1334	{
1389	if (!tile_path[0])	1335	if (!tile_available (0))
1390	return 0;	1336	return 0;
1391		1337
1392	find_and_link (this, 0);
1393	y += tile_map[0]->height;	1338	y += tile_map[0]->height;
1394	return tile_map[0]->xy_find (x, y);	1339	return tile_map[0]->xy_find (x, y);
1395	}	1340	}
1396		1341
1397	if (y >= height)	1342	if (y >= height)
1398	{	1343	{
1399	if (!tile_path[2])	1344	if (!tile_available (2))
1400	return 0;	1345	return 0;
1401		1346
1402	find_and_link (this, 2);
1403	y -= height;	1347	y -= height;
1404	return tile_map[2]->xy_find (x, y);	1348	return tile_map[2]->xy_find (x, y);
1405	}	1349	}
1406		1350
1407	/* Simple case - coordinates are within this local	1351	/* Simple case - coordinates are within this local
…		…
1418	adjacent_map (const maptile map1, const maptile map2, int dx, int dy)	1362	adjacent_map (const maptile map1, const maptile map2, int dx, int dy)
1419	{	1363	{
1420	if (!map1 \|\| !map2)	1364	if (!map1 \|\| !map2)
1421	return 0;	1365	return 0;
1422		1366
1423	//TODO: this doesn't actually check corretcly when intermediate maps are not loaded	1367	//TODO: this doesn't actually check correctly when intermediate maps are not loaded
1424	//fix: compare paths instead (this is likely faster, too!)	1368	//fix: compare paths instead (this is likely faster, too!)
1425	if (map1 == map2)	1369	if (map1 == map2)
1426	{	1370	{
1427	*dx = 0;	1371	*dx = 0;
1428	*dy = 0;	1372	*dy = 0;
…		…
1635	}	1579	}
1636		1580
1637	object *	1581	object *
1638	maptile::insert (object op, int x, int y, object originator, int flags)	1582	maptile::insert (object op, int x, int y, object originator, int flags)
1639	{	1583	{
1640	if (!op->flag [FLAG_REMOVED])
1641	op->remove ();
1642
1643	return insert_ob_in_map_at (op, this, originator, flags, x, y);	1584	return insert_ob_in_map_at (op, this, originator, flags, x, y);
1644	}	1585	}
1645		1586
1646	region *	1587	region *
1647	maptile::region (int x, int y) const	1588	maptile::region (int x, int y) const
…		…
1657		1598
1658	return ::region::default_region ();	1599	return ::region::default_region ();
1659	}	1600	}
1660		1601
1661	/* picks a random object from a style map.	1602	/* picks a random object from a style map.
1662	* Redone by MSW so it should be faster and not use static
1663	* variables to generate tables.
1664	*/	1603	*/
1665	object *	1604	object *
1666	maptile::pick_random_object () const	1605	maptile::pick_random_object (rand_gen &gen) const
1667	{	1606	{
1668	/* while returning a null object will result in a crash, that	1607	/* while returning a null object will result in a crash, that
1669	* is actually preferable to an infinite loop. That is because	1608	* is actually preferable to an infinite loop. That is because
1670	* most servers will automatically restart in case of crash.	1609	* most servers will automatically restart in case of crash.
1671	* Change the logic on getting the random space - shouldn't make	1610	* Change the logic on getting the random space - shouldn't make
1672	* any difference, but this seems clearer to me.	1611	* any difference, but this seems clearer to me.
1673	*/	1612	*/
1674	for (int i = 1000; --i;)	1613	for (int i = 1000; --i;)
1675	{	1614	{
1676	object *pick = at (rndm (width), rndm (height)).bot;	1615	object *pick = at (gen (width), gen (height)).bot;
1677		1616
1678	// do not prefer big monsters just because they are big.	1617	// do not prefer big monsters just because they are big.
1679	if (pick && pick->head_ () == pick)	1618	if (pick && pick->is_head ())
1680	return pick->head_ ();	1619	return pick->head_ ();
1681	}	1620	}
1682		1621
1683	// instead of crashing in the unlikely(?) case, try to return something	1622	// instead of crashing in the unlikely(?) case, try to return something
1684	return get_archetype ("blocked");	1623	return archetype::find ("bug");
1685	}	1624	}
1686		1625
		1626	void
		1627	maptile::play_sound (faceidx sound, int x, int y) const
		1628	{
		1629	if (!sound)
		1630	return;
		1631
		1632	for_all_players_on_map (pl, this)
		1633	if (client *ns = pl->ns)
		1634	{
		1635	int dx = x - pl->ob->x;
		1636	int dy = y - pl->ob->y;
		1637
		1638	int distance = idistance (dx, dy);
		1639
		1640	if (distance <= MAX_SOUND_DISTANCE)
		1641	ns->play_sound (sound, dx, dy);
		1642	}
		1643	}
		1644

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Comparing deliantra/server/common/map.C (file contents): Revision 1.96 by root, Thu Mar 15 14:23:02 2007 UTC vs. Revision 1.152 by root, Tue Dec 23 01:51:27 2008 UTC

Diff Legend

Comparing deliantra/server/common/map.C (file contents):
Revision 1.96 by root, Thu Mar 15 14:23:02 2007 UTC vs.
Revision 1.152 by root, Tue Dec 23 01:51:27 2008 UTC