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

Comparing deliantra/server/common/map.C (file contents):
Revision 1.143 by root, Sun May 18 19:53:07 2008 UTC vs.
Revision 1.178 by root, Sun Nov 29 09:41:27 2009 UTC

…		…
1	/*	1	/*
2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008,2009 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
7	*	7	*
8	* Deliantra is free software: you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify it under
9	* it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
10	* the Free Software Foundation, either version 3 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
11	* (at your option) any later version.	11	* option) any later version.
12	*	12	*
13	* This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU General Public License for more details.	16	* GNU General Public License for more details.
17	*	17	*
18	* You should have received a copy of the GNU General Public License	18	* You should have received a copy of the Affero GNU General Public License
19	* along with this program. If not, see <http://www.gnu.org/licenses/>.	19	* and the GNU General Public License along with this program. If not, see
		20	* <http://www.gnu.org/licenses/>.
20	*	21	*
21	* The authors can be reached via e-mail to <support@deliantra.net>	22	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	23	*/
23		24
24	#include <unistd.h>	25	#include <unistd.h>
25		26
26	#include "global.h"	27	#include "global.h"
27
28	#include "loader.h"	28	#include "loader.h"
29
30	#include "path.h"	29	#include "path.h"
		30
		31	//+GPL
		32
		33	sint8 maptile::outdoor_darkness;
31		34
32	/* This rolls up wall, blocks_magic, blocks_view, etc, all into	35	/* This rolls up wall, blocks_magic, blocks_view, etc, all into
33	* one function that just returns a P_.. value (see map.h)	36	* one function that just returns a P_.. value (see map.h)
34	* it will also do map translation for tiled maps, returning	37	* it will also do map translation for tiled maps, returning
35	* new values into newmap, nx, and ny. Any and all of those	38	* new values into newmap, nx, and ny. Any and all of those
70	* by the caller.	73	* by the caller.
71	*/	74	*/
72	int	75	int
73	blocked_link (object ob, maptile m, int sx, int sy)	76	blocked_link (object ob, maptile m, int sx, int sy)
74	{	77	{
75	object *tmp;
76	int mflags, blocked;
77
78	/* Make sure the coordinates are valid - they should be, as caller should	78	/* Make sure the coordinates are valid - they should be, as caller should
79	* have already checked this.	79	* have already checked this.
80	*/	80	*/
81	if (OUT_OF_REAL_MAP (m, sx, sy))	81	if (OUT_OF_REAL_MAP (m, sx, sy))
82	{	82	{
83	LOG (llevError, "blocked_link: Passed map, x, y coordinates outside of map\n");	83	LOG (llevError, "blocked_link: Passed map, x, y coordinates outside of map\n");
84	return 1;	84	return 1;
85	}	85	}
86		86
87	/* Save some cycles - instead of calling get_map_flags(), just get the value	87	mapspace &ms = m->at (sx, sy);
88	* directly.
89	*/
90	mflags = m->at (sx, sy).flags ();
91		88
92	blocked = GET_MAP_MOVE_BLOCK (m, sx, sy);	89	int mflags = ms.flags ();
		90	int blocked = ms.move_block;
93		91
94	/* If space is currently not blocked by anything, no need to	92	/* If space is currently not blocked by anything, no need to
95	* go further. Not true for players - all sorts of special	93	* go further. Not true for players - all sorts of special
96	* things we need to do for players.	94	* things we need to do for players.
97	*/	95	*/
98	if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0))	96	if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0))
99	return 0;	97	return 0;
100		98
101	/* if there isn't anytyhing alive on this space, and this space isn't	99	/* if there isn't anything alive on this space, and this space isn't
102	* otherwise blocked, we can return now. Only if there is a living	100	* otherwise blocked, we can return now. Only if there is a living
103	* creature do we need to investigate if it is part of this creature	101	* creature do we need to investigate if it is part of this creature
104	* or another. Likewise, only if something is blocking us do we	102	* or another. Likewise, only if something is blocking us do we
105	* need to investigate if there is a special circumstance that would	103	* need to investigate if there is a special circumstance that would
106	* let the player through (inventory checkers for example)	104	* let the player through (inventory checkers for example)
…		…
113	/* We basically go through the stack of objects, and if there is	111	/* We basically go through the stack of objects, and if there is
114	* some other object that has NO_PASS or FLAG_ALIVE set, return	112	* some other object that has NO_PASS or FLAG_ALIVE set, return
115	* true. If we get through the entire stack, that must mean	113	* true. If we get through the entire stack, that must mean
116	* ob is blocking it, so return 0.	114	* ob is blocking it, so return 0.
117	*/	115	*/
118	for (tmp = GET_MAP_OB (m, sx, sy); tmp; tmp = tmp->above)	116	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
119	{	117	{
120		118	if (OB_MOVE_BLOCK (ob, tmp))
121	/* This must be before the checks below. Code for inventory checkers. */
122	if (tmp->type == CHECK_INV && OB_MOVE_BLOCK (ob, tmp))
123	{	119	{
124	/* If last_sp is set, the player/monster needs an object,	120	if (INVOKE_OBJECT (BLOCKED_MOVE, tmp, ob))
125	* so we check for it. If they don't have it, they can't	121	if (RESULT_INT (0))
126	* pass through this space.	122	return 1;
127	*/	123	else
128	if (tmp->last_sp)	124	continue;
		125
		126	if (tmp->type == CHECK_INV)
129	{	127	{
130	if (check_inv_recursive (ob, tmp) == NULL)	128	bool have = check_inv_recursive (ob, tmp);
		129
		130	// last_sp set means we block if we don't have.
		131	if (logical_xor (have, tmp->last_sp))
131	return 1;	132	return 1;
132	else	133	}
133	continue;	134	else if (tmp->type == T_MATCH)
		135	{
		136	// T_MATCH allows "entrance" iff the match is true
		137	// == blocks if the match fails
		138
		139	// we could have used an INVOKE_OBJECT, but decided against it, as we
		140	// assume that T_MATCH is relatively common.
		141	if (!match (tmp->slaying, ob, tmp, ob))
		142	return 1;
134	}	143	}
135	else	144	else
136	{	145	return 1; // unconditional block
137	/* In this case, the player must not have the object -	146
138	* if they do, they can't pass through.
139	*/
140	if (check_inv_recursive (ob, tmp) != NULL) /* player has object */
141	return 1;
142	else
143	continue;
144	}
145	} /* if check_inv */
146	else	147	} else {
147	{	148	// space does not block the ob, directly, but
148	/* Broke apart a big nasty if into several here to make	149	// anything alive that is not a door still
149	* this more readable. first check - if the space blocks	150	// blocks anything but wizards.
150	* movement, can't move here.
151	* second - if a monster, can't move there, unless it is a
152	* hidden dm
153	*/
154	if (OB_MOVE_BLOCK (ob, tmp))
155	return 1;
156		151
157	if (tmp->flag [FLAG_ALIVE]	152	if (tmp->flag [FLAG_ALIVE]
158	&& tmp->head_ () != ob	153	&& tmp->head_ () != ob
159	&& tmp != ob	154	&& tmp != ob
160	&& tmp->type != DOOR	155	&& tmp->type != DOOR
161	&& !(tmp->flag [FLAG_WIZ] && tmp->contr->hidden))	156	&& !tmp->flag [FLAG_WIZPASS])
162	return 1;	157	return 1;
163	}	158	}
164
165	}	159	}
		160
166	return 0;	161	return 0;
167	}	162	}
168		163
169	/*	164	/*
170	* Returns qthe blocking object if the given object can't fit in the given	165	* Returns qthe blocking object if the given object can't fit in the given
…		…
222	}	217	}
223		218
224	return 0;	219	return 0;
225	}	220	}
226		221
227	/* When the map is loaded, load_object does not actually insert objects	222	//-GPL
228	* into inventory, but just links them. What this does is go through
229	* and insert them properly.
230	* The object 'container' is the object that contains the inventory.
231	* This is needed so that we can update the containers weight.
232	*/
233	void
234	fix_container (object *container)
235	{
236	object tmp = container->inv, next;
237
238	container->inv = 0;
239	while (tmp)
240	{
241	next = tmp->below;
242	if (tmp->inv)
243	fix_container (tmp);
244
245	insert_ob_in_ob (tmp, container);
246	tmp = next;
247	}
248
249	// go through and calculate what all the containers are carrying.
250	//TODO: remove
251	container->update_weight ();
252	}
253		223
254	void	224	void
255	maptile::set_object_flag (int flag, int value)	225	maptile::set_object_flag (int flag, int value)
256	{	226	{
257	if (!spaces)	227	if (!spaces)
…		…
259		229
260	for (mapspace *ms = spaces + size (); ms-- > spaces; )	230	for (mapspace *ms = spaces + size (); ms-- > spaces; )
261	for (object *tmp = ms->bot; tmp; tmp = tmp->above)	231	for (object *tmp = ms->bot; tmp; tmp = tmp->above)
262	tmp->flag [flag] = value;	232	tmp->flag [flag] = value;
263	}	233	}
		234
		235	void
		236	maptile::post_load_original ()
		237	{
		238	if (!spaces)
		239	return;
		240
		241	set_object_flag (FLAG_OBJ_ORIGINAL);
		242
		243	for (mapspace *ms = spaces + size (); ms-- > spaces; )
		244	for (object *tmp = ms->bot; tmp; tmp = tmp->above)
		245	INVOKE_OBJECT (RESET, tmp);
		246	}
		247
		248	void
		249	maptile::post_load ()
		250	{
		251	#if 0
		252	if (!spaces)
		253	return;
		254
		255	for (mapspace *ms = spaces + size (); ms-- > spaces; )
		256	for (object *tmp = ms->bot; tmp; tmp = tmp->above)
		257	; // nop
		258	#endif
		259	}
		260
		261	//+GPL
264		262
265	/* link_multipart_objects go through all the objects on the map looking	263	/* link_multipart_objects go through all the objects on the map looking
266	* for objects whose arch says they are multipart yet according to the	264	* for objects whose arch says they are multipart yet according to the
267	* info we have, they only have the head (as would be expected when	265	* info we have, they only have the head (as would be expected when
268	* they are saved).	266	* they are saved).
…		…
296	op = op->above;	294	op = op->above;
297	}	295	}
298	}	296	}
299	}	297	}
300		298
		299	//-GPL
		300
301	/*	301	/*
302	* Loads (ands parses) the objects into a given map from the specified	302	* Loads (ands parses) the objects into a given map from the specified
303	* file pointer.	303	* file pointer.
304	*/	304	*/
305	bool	305	bool
…		…
321	if (IN_RANGE_EXC (op->x, 0, width) && IN_RANGE_EXC (op->y, 0, height))	321	if (IN_RANGE_EXC (op->x, 0, width) && IN_RANGE_EXC (op->y, 0, height))
322	{	322	{
323	// we insert manually because	323	// we insert manually because
324	// a) its way faster	324	// a) its way faster
325	// b) we remove manually, too, and there are good reasons for that	325	// b) we remove manually, too, and there are good reasons for that
326	// c) its correct	326	// c) it's correct
327	mapspace &ms = at (op->x, op->y);	327	mapspace &ms = at (op->x, op->y);
328		328
329	op->flag [FLAG_REMOVED] = false;	329	op->flag [FLAG_REMOVED] = false;
330		330
331	op->above = 0;	331	op->above = 0;
332	op->below = ms.top;	332	op->below = ms.top;
333		333
334	if (ms.top)
335	ms.top->above = op;	334	*(ms.top ? &ms.top->above : &ms.bot) = op;
336	else
337	ms.bot = op;
338		335
339	ms.top = op;	336	ms.top = op;
340	ms.flags_ = 0;	337	ms.flags_ = 0;
341	}	338	}
342	else	339	else
…		…
437	* map archetype. Mimic that behaviour.	434	* map archetype. Mimic that behaviour.
438	*/	435	*/
439	width = 16;	436	width = 16;
440	height = 16;	437	height = 16;
441	timeout = 300;	438	timeout = 300;
442	max_nrof = 1000; // 1000 items of anything	439	max_items = MAX_ITEM_PER_ACTION;
443	max_volume = 2000000; // 2m³	440	max_volume = 2000000; // 2m³
444	}	441	}
445		442
446	maptile::maptile (int w, int h)	443	maptile::maptile (int w, int h)
447	{	444	{
…		…
468	if (spaces)	465	if (spaces)
469	return;	466	return;
470		467
471	spaces = salloc0<mapspace> (size ());	468	spaces = salloc0<mapspace> (size ());
472	}	469	}
		470
		471	//+GPL
473		472
474	/* Takes a string from a map definition and outputs a pointer to the array of shopitems	473	/* Takes a string from a map definition and outputs a pointer to the array of shopitems
475	* corresponding to that string. Memory is allocated for this, it must be freed	474	* corresponding to that string. Memory is allocated for this, it must be freed
476	* at a later date.	475	* at a later date.
477	* Called by parse_map_headers below.	476	* Called by parse_map_headers below.
…		…
554	return items;	553	return items;
555	}	554	}
556		555
557	/* opposite of parse string, this puts the string that was originally fed in to	556	/* opposite of parse string, this puts the string that was originally fed in to
558	* the map (or something equivilent) into output_string. */	557	* the map (or something equivilent) into output_string. */
559	static void	558	static const char *
560	print_shop_string (maptile m, char output_string)	559	print_shop_string (maptile *m)
561	{	560	{
562	int i;	561	static dynbuf_text buf; buf.clear ();
563	char tmp[MAX_BUF];
564		562
565	strcpy (output_string, "");
566	for (i = 0; i < m->shopitems[0].index; i++)	563	for (int i = 0; i < m->shopitems[0].index; i++)
567	{	564	{
568	if (m->shopitems[i].typenum)	565	if (m->shopitems[i].typenum)
569	{	566	{
570	if (m->shopitems[i].strength)	567	if (m->shopitems[i].strength)
571	sprintf (tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength);	568	buf.printf ("%s:%d;", m->shopitems[i].name, m->shopitems[i].strength);
572	else	569	else
573	sprintf (tmp, "%s;", m->shopitems[i].name);	570	buf.printf ("%s;", m->shopitems[i].name);
574	}	571	}
575	else	572	else
576	{	573	{
577	if (m->shopitems[i].strength)	574	if (m->shopitems[i].strength)
578	sprintf (tmp, "*:%d;", m->shopitems[i].strength);	575	buf.printf ("*:%d;", m->shopitems[i].strength);
579	else	576	else
580	sprintf (tmp, "*");	577	buf.printf ("*");
581	}	578	}
582
583	strcat (output_string, tmp);
584	}	579	}
		580
		581	return buf;
585	}	582	}
		583
		584	//-GPL
586		585
587	/* This loads the header information of the map. The header	586	/* This loads the header information of the map. The header
588	* contains things like difficulty, size, timeout, etc.	587	* contains things like difficulty, size, timeout, etc.
589	* this used to be stored in the map object, but with the	588	* this used to be stored in the map object, but with the
590	* addition of tiling, fields beyond that easily named in an	589	* addition of tiling, fields beyond that easily named in an
…		…
631	case KW_shopgreed: thawer.get (shopgreed); break;	630	case KW_shopgreed: thawer.get (shopgreed); break;
632	case KW_shopmin: thawer.get (shopmin); break;	631	case KW_shopmin: thawer.get (shopmin); break;
633	case KW_shopmax: thawer.get (shopmax); break;	632	case KW_shopmax: thawer.get (shopmax); break;
634	case KW_shoprace: thawer.get (shoprace); break;	633	case KW_shoprace: thawer.get (shoprace); break;
635	case KW_outdoor: thawer.get (outdoor); break;	634	case KW_outdoor: thawer.get (outdoor); break;
636	case KW_temp: thawer.get (temp); break;
637	case KW_pressure: thawer.get (pressure); break;
638	case KW_humid: thawer.get (humid); break;
639	case KW_windspeed: thawer.get (windspeed); break;
640	case KW_winddir: thawer.get (winddir); break;
641	case KW_sky: thawer.get (sky); break;
642		635
643	case KW_per_player: thawer.get (per_player); break;	636	case KW_per_player: thawer.get (per_player); break;
644	case KW_per_party: thawer.get (per_party); break;	637	case KW_per_party: thawer.get (per_party); break;
645	case KW_no_reset: thawer.get (no_reset); break;	638	case KW_no_reset: thawer.get (no_reset); break;
646	case KW_no_drop: thawer.get (no_drop); break;	639	case KW_no_drop: thawer.get (no_drop); break;
…		…
682	}	675	}
683		676
684	abort ();	677	abort ();
685	}	678	}
686		679
		680	//+GPL
		681
687	/******************************************************************************	682	/******************************************************************************
688	* This is the start of unique map handling code	683	* This is the start of unique map handling code
689	*****************************************************************************/	684	*****************************************************************************/
690		685
691	/* This goes through the maptile and removed any unique items on the map. */	686	/* This goes through the maptile and removed any unique items on the map. */
…		…
701		696
702	if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))	697	if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
703	unique = 1;	698	unique = 1;
704		699
705	if (op->head_ () == op && (QUERY_FLAG (op, FLAG_UNIQUE) \|\| unique))	700	if (op->head_ () == op && (QUERY_FLAG (op, FLAG_UNIQUE) \|\| unique))
706	{
707	op->destroy_inv (false);
708	op->destroy ();	701	op->destroy ();
709	}
710		702
711	op = above;	703	op = above;
712	}	704	}
713	}	705	}
714	}	706	}
715		707
		708	//-GPL
		709
716	bool	710	bool
717	maptile::_save_header (object_freezer &freezer)	711	maptile::_save_header (object_freezer &freezer)
718	{	712	{
719	#define MAP_OUT(k) freezer.put (KW_ ## k, k)	713	#define MAP_OUT(k) freezer.put (KW(k), k)
720	#define MAP_OUT2(k,v) freezer.put (KW_ ## k, v)	714	#define MAP_OUT2(k,v) freezer.put (KW(k), v)
721		715
722	MAP_OUT2 (arch, "map");	716	MAP_OUT2 (arch, CS(map));
723		717
724	if (name) MAP_OUT (name);	718	if (name) MAP_OUT (name);
725	MAP_OUT (swap_time);	719	MAP_OUT (swap_time);
726	MAP_OUT (reset_time);	720	MAP_OUT (reset_time);
727	MAP_OUT (reset_timeout);	721	MAP_OUT (reset_timeout);
728	MAP_OUT (fixed_resettime);	722	MAP_OUT (fixed_resettime);
729	MAP_OUT (no_reset);	723	MAP_OUT (no_reset);
730	MAP_OUT (no_drop);	724	MAP_OUT (no_drop);
731	MAP_OUT (difficulty);	725	MAP_OUT (difficulty);
732
733	if (default_region) MAP_OUT2 (region, default_region->name);	726	if (default_region) MAP_OUT2 (region, default_region->name);
734		727
735	if (shopitems)	728	if (shopitems) MAP_OUT2 (shopitems, print_shop_string (this));
736	{
737	char shop[MAX_BUF];
738	print_shop_string (this, shop);
739	MAP_OUT2 (shopitems, shop);
740	}
741
742	MAP_OUT (shopgreed);	729	MAP_OUT (shopgreed);
743	MAP_OUT (shopmin);	730	MAP_OUT (shopmin);
744	MAP_OUT (shopmax);	731	MAP_OUT (shopmax);
745	if (shoprace) MAP_OUT (shoprace);	732	if (shoprace) MAP_OUT (shoprace);
746	MAP_OUT (darkness);	733
747	MAP_OUT (width);	734	MAP_OUT (width);
748	MAP_OUT (height);	735	MAP_OUT (height);
749	MAP_OUT (enter_x);	736	MAP_OUT (enter_x);
750	MAP_OUT (enter_y);	737	MAP_OUT (enter_y);
751		738	MAP_OUT (darkness);
752	if (msg) freezer.put (KW_msg , KW_endmsg , msg);
753	if (maplore) freezer.put (KW_maplore, KW_endmaplore, maplore);
754
755	MAP_OUT (outdoor);	739	MAP_OUT (outdoor);
756	MAP_OUT (temp);	740
757	MAP_OUT (pressure);	741	if (msg) freezer.put (KW(msg) , KW(endmsg) , msg);
758	MAP_OUT (humid);	742	if (maplore) freezer.put (KW(maplore), KW(endmaplore), maplore);
759	MAP_OUT (windspeed);
760	MAP_OUT (winddir);
761	MAP_OUT (sky);
762		743
763	MAP_OUT (per_player);	744	MAP_OUT (per_player);
764	MAP_OUT (per_party);	745	MAP_OUT (per_party);
765		746
766	if (tile_path [0]) MAP_OUT2 (tile_path_1, tile_path [0]);	747	if (tile_path [0]) MAP_OUT2 (tile_path_1, tile_path [0]);
767	if (tile_path [1]) MAP_OUT2 (tile_path_2, tile_path [1]);	748	if (tile_path [1]) MAP_OUT2 (tile_path_2, tile_path [1]);
768	if (tile_path [2]) MAP_OUT2 (tile_path_3, tile_path [2]);	749	if (tile_path [2]) MAP_OUT2 (tile_path_3, tile_path [2]);
769	if (tile_path [3]) MAP_OUT2 (tile_path_4, tile_path [3]);	750	if (tile_path [3]) MAP_OUT2 (tile_path_4, tile_path [3]);
770		751
771	freezer.put (this);	752	freezer.put (this);
772	freezer.put (KW_end);	753	freezer.put (KW(end));
773		754
774	return true;	755	return true;
775	}	756	}
776		757
777	bool	758	bool
…		…
782	if (!_save_header (freezer))	763	if (!_save_header (freezer))
783	return false;	764	return false;
784		765
785	return freezer.save (path);	766	return freezer.save (path);
786	}	767	}
		768
		769	//+GPL
787		770
788	/*	771	/*
789	* Remove and free all objects in the given map.	772	* Remove and free all objects in the given map.
790	*/	773	*/
791	void	774	void
…		…
802		785
803	op->flag [FLAG_REMOVED] = true;	786	op->flag [FLAG_REMOVED] = true;
804		787
805	object *head = op->head_ ();	788	object *head = op->head_ ();
806	if (op == head)	789	if (op == head)
807	{
808	op->destroy_inv (false);
809	op->destroy ();	790	op->destroy ();
810	}
811	else if (head->map != op->map)	791	else if (head->map != op->map)
812	{	792	{
813	LOG (llevDebug, "bad luck for object crossing map borders: %s", head->debug_desc ());	793	LOG (llevDebug, "bad luck for object crossing map borders: %s", head->debug_desc ());
814	head->destroy ();	794	head->destroy ();
815	}	795	}
…		…
863		843
864	clear ();	844	clear ();
865	}	845	}
866		846
867	/* decay and destroy perishable items in a map */	847	/* decay and destroy perishable items in a map */
		848	// TODO: should be done regularly, not on map load?
868	void	849	void
869	maptile::do_decay_objects ()	850	maptile::do_decay_objects ()
870	{	851	{
871	if (!spaces)	852	if (!spaces)
872	return;	853	return;
…		…
919	\|\| mat & M_LIQUID	900	\|\| mat & M_LIQUID
920	\|\| (mat & M_IRON && rndm (1, 5) == 1)	901	\|\| (mat & M_IRON && rndm (1, 5) == 1)
921	\|\| (mat & M_GLASS && rndm (1, 2) == 1)	902	\|\| (mat & M_GLASS && rndm (1, 2) == 1)
922	\|\| ((mat & M_STONE \|\| mat & M_ADAMANT) && rndm (1, 10) == 1)	903	\|\| ((mat & M_STONE \|\| mat & M_ADAMANT) && rndm (1, 10) == 1)
923	\|\| ((mat & M_SOFT_METAL \|\| mat & M_BONE) && rndm (1, 3) == 1)	904	\|\| ((mat & M_SOFT_METAL \|\| mat & M_BONE) && rndm (1, 3) == 1)
924	\|\| (mat & M_ICE && temp > 32))	905	//\|\| (mat & M_ICE && temp > 32)
		906	)
925	destroy = 1;	907	destroy = 1;
926	}	908	}
927		909
928	/* adjust overall chance below */	910	/* adjust overall chance below */
929	if (destroy && rndm (0, 1))	911	if (destroy && rndm (0, 1))
930	op->destroy ();	912	op->destroy ();
931	}
932	}
933
934	/*
935	* Updates every button on the map (by calling update_button() for them).
936	*/
937	void
938	maptile::update_buttons ()
939	{
940	for (oblinkpt *obp = buttons; obp; obp = obp->next)
941	for (objectlink *ol = obp->link; ol; ol = ol->next)
942	{
943	if (!ol->ob)
944	{
945	LOG (llevError, "Internal error in update_button (%s (%dx%d), connected %ld).\n",
946	ol->ob ? (const char *) ol->ob->name : "null", ol->ob ? ol->ob->x : -1, ol->ob ? ol->ob->y : -1, obp->value);
947	continue;
948	}
949
950	if (ol->ob->type == BUTTON \|\| ol->ob->type == PEDESTAL)
951	{
952	update_button (ol->ob);
953	break;
954	}
955	}	913	}
956	}	914	}
957		915
958	/*	916	/*
959	* This routine is supposed to find out the difficulty of the map.	917	* This routine is supposed to find out the difficulty of the map.
960	* difficulty does not have a lot to do with character level,	918	* difficulty does not have a lot to do with character level,
961	* but does have a lot to do with treasure on the map.	919	* but does have a lot to do with treasure on the map.
962	*	920	*
963	* Difficulty can now be set by the map creature. If the value stored	921	* Difficulty can now be set by the map creator. If the value stored
964	* in the map is zero, then use this routine. Maps should really	922	* in the map is zero, then use this routine. Maps should really
965	* have a difficulty set than using this function - human calculation	923	* have a difficulty set rather than using this function - human calculation
966	* is much better than this functions guesswork.	924	* is much better than this function's guesswork.
967	*/	925	*/
968	int	926	int
969	maptile::estimate_difficulty () const	927	maptile::estimate_difficulty () const
970	{	928	{
971	long monster_cnt = 0;	929	long monster_cnt = 0;
…		…
1016	* postive values make it darker, negative make it brighter	974	* postive values make it darker, negative make it brighter
1017	*/	975	*/
1018	int	976	int
1019	maptile::change_map_light (int change)	977	maptile::change_map_light (int change)
1020	{	978	{
1021	int new_level = darkness + change;
1022
1023	/* Nothing to do */	979	/* Nothing to do */
1024	if (!change \|\| (new_level <= 0 && darkness == 0) \|\| (new_level >= MAX_DARKNESS && darkness >= MAX_DARKNESS))	980	if (!change)
1025	return 0;	981	return 0;
1026		982
1027	/* inform all players on the map */	983	/* inform all players on the map */
1028	if (change > 0)	984	if (change > 0)
1029	new_info_map (NDI_BLACK \| NDI_UNIQUE, this, "It becomes darker.");	985	new_info_map (NDI_BLACK \| NDI_UNIQUE, this, "It becomes darker.");
1030	else	986	else
1031	new_info_map (NDI_BLACK \| NDI_UNIQUE, this, "It becomes brighter.");	987	new_info_map (NDI_BLACK \| NDI_UNIQUE, this, "It becomes brighter.");
1032		988
1033	/* Do extra checking. since darkness is a unsigned value,	989	darkness = clamp (darkness + change, -MAX_DARKNESS, MAX_DARKNESS);
1034	* we need to be extra careful about negative values.
1035	* In general, the checks below are only needed if change
1036	* is not +/-1
1037	*/
1038	if (new_level < 0)
1039	darkness = 0;
1040	else if (new_level >= MAX_DARKNESS)
1041	darkness = MAX_DARKNESS;
1042	else
1043	darkness = new_level;
1044		990
1045	/* All clients need to get re-updated for the change */	991	/* All clients need to get re-updated for the change */
1046	update_all_map_los (this);	992	update_all_map_los (this);
1047		993
1048	return 1;	994	return 1;
…		…
1056	*/	1002	*/
1057	void	1003	void
1058	mapspace::update_ ()	1004	mapspace::update_ ()
1059	{	1005	{
1060	object *last = 0;	1006	object *last = 0;
1061	uint8 flags = P_UPTODATE, light = 0, anywhere = 0;	1007	uint8 flags = P_UPTODATE;
		1008	sint8 light = 0;
1062	MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;	1009	MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;
		1010	uint64_t volume = 0;
		1011	uint32_t items = 0;
		1012	object *anywhere = 0;
		1013	uint8_t middle_visibility = 0;
1063		1014
1064	//object *middle = 0;	1015	//object *middle = 0;
1065	//object *top = 0;	1016	//object *top = 0;
1066	//object *floor = 0;	1017	//object *floor = 0;
1067	// this seems to generate better code than using locals, above	1018	// this seems to generate better code than using locals, above
1068	object *&top = faces_obj[0] = 0;	1019	object *&top = faces_obj[0] = 0;
1069	object *&middle = faces_obj[1] = 0;	1020	object *&middle = faces_obj[1] = 0;
1070	object *&floor = faces_obj[2] = 0;	1021	object *&floor = faces_obj[2] = 0;
1071		1022
		1023	object::flags_t allflags; // all flags of all objects or'ed together
		1024
1072	for (object *tmp = bot; tmp; last = tmp, tmp = tmp->above)	1025	for (object *tmp = bot; tmp; last = tmp, tmp = tmp->above)
1073	{	1026	{
1074	/* This could be made additive I guess (two lights better than	1027	// Lights are additive, up to MAX_LIGHT_RADIUS, see los.C)
1075	* one). But if so, it shouldn't be a simple additive - 2
1076	* light bulbs do not illuminate twice as far as once since
1077	* it is a dissapation factor that is cubed.
1078	*/
1079	light = max (light, tmp->glow_radius);	1028	light += tmp->glow_radius;
1080		1029
1081	/* This call is needed in order to update objects the player	1030	/* This call is needed in order to update objects the player
1082	* is standing in that have animations (ie, grass, fire, etc).	1031	* is standing in that have animations (ie, grass, fire, etc).
1083	* However, it also causes the look window to be re-drawn	1032	* However, it also causes the look window to be re-drawn
1084	* 3 times each time the player moves, because many of the	1033	* 3 times each time the player moves, because many of the
1085	* functions the move_player calls eventualy call this.	1034	* functions the move_player calls eventualy call this.
1086	*	1035	*
1087	* Always put the player down for drawing.	1036	* Always put the player down for drawing.
1088	*/	1037	*/
1089	if (!tmp->invisible)	1038	if (expect_true (!tmp->invisible))
1090	{	1039	{
1091	if ((tmp->type == PLAYER \|\| QUERY_FLAG (tmp, FLAG_MONSTER)))	1040	if (expect_false (tmp->type == PLAYER \|\| tmp->flag [FLAG_MONSTER]))
1092	top = tmp;	1041	top = tmp;
1093	else if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))	1042	else if (expect_false (tmp->flag [FLAG_IS_FLOOR]))
1094	{	1043	{
1095	/* If we got a floor, that means middle and top were below it,	1044	/* If we got a floor, that means middle and top were below it,
1096	* so should not be visible, so we clear them.	1045	* so should not be visible, so we clear them.
1097	*/	1046	*/
1098	middle = 0;	1047	middle = 0;
1099	top = 0;	1048	top = 0;
1100	floor = tmp;	1049	floor = tmp;
		1050	volume = 0;
		1051	items = 0;
1101	}	1052	}
1102	/* Flag anywhere have high priority */	1053	else
1103	else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))
1104	{	1054	{
		1055	if (expect_true (!tmp->flag [FLAG_NO_PICK]))
		1056	{
		1057	++items;
		1058	volume += tmp->volume ();
		1059	}
		1060
		1061	/* Flag anywhere have high priority */
		1062	if (expect_false (tmp->flag [FLAG_SEE_ANYWHERE]))
		1063	anywhere = tmp;
		1064
		1065	/* Find the highest visible face around. If equal
		1066	* visibilities, we still want the one nearer to the
		1067	* top
		1068	*/
		1069	if (expect_false (::faces [tmp->face].visibility >= middle_visibility))
		1070	{
		1071	middle_visibility = ::faces [tmp->face].visibility;
1105	middle = tmp;	1072	middle = tmp;
1106	anywhere = 1;	1073	}
1107	}	1074	}
1108
1109	/* Find the highest visible face around. If equal
1110	* visibilities, we still want the one nearer to the
1111	* top
1112	*/
1113	else if (!middle \|\| (::faces [tmp->face].visibility > ::faces [middle->face].visibility && !anywhere))
1114	middle = tmp;
1115	}
1116
1117	if (tmp == tmp->above)
1118	{
1119	LOG (llevError, "Error in structure of map\n");
1120	exit (-1);
1121	}	1075	}
1122		1076
1123	move_slow \|= tmp->move_slow;	1077	move_slow \|= tmp->move_slow;
1124	move_block \|= tmp->move_block;	1078	move_block \|= tmp->move_block;
1125	move_on \|= tmp->move_on;	1079	move_on \|= tmp->move_on;
1126	move_off \|= tmp->move_off;	1080	move_off \|= tmp->move_off;
1127	move_allow \|= tmp->move_allow;	1081	move_allow \|= tmp->move_allow;
1128		1082
1129	if (QUERY_FLAG (tmp, FLAG_BLOCKSVIEW)) flags \|= P_BLOCKSVIEW;	1083	allflags \|= tmp->flag;
1130	if (QUERY_FLAG (tmp, FLAG_NO_MAGIC)) flags \|= P_NO_MAGIC;	1084
1131	if (tmp->type == PLAYER) flags \|= P_PLAYER;	1085	if (tmp->type == PLAYER) flags \|= P_PLAYER;
1132	if (tmp->type == SAFE_GROUND) flags \|= P_SAFE;	1086	if (tmp->type == SAFE_GROUND) flags \|= P_SAFE;
1133	if (QUERY_FLAG (tmp, FLAG_ALIVE)) flags \|= P_IS_ALIVE;
1134	if (QUERY_FLAG (tmp, FLAG_DAMNED)) flags \|= P_NO_CLERIC;
1135	}	1087	}
1136		1088
1137	this->light = light;	1089	// FLAG_SEE_ANYWHERE takes precedence
		1090	if (anywhere)
		1091	middle = anywhere;
		1092
		1093	// ORing all flags together and checking them here is much faster
		1094	if (allflags [FLAG_BLOCKSVIEW]) flags \|= P_BLOCKSVIEW;
		1095	if (allflags [FLAG_NO_MAGIC] ) flags \|= P_NO_MAGIC;
		1096	if (allflags [FLAG_ALIVE] ) flags \|= P_IS_ALIVE;
		1097	if (allflags [FLAG_DAMNED] ) flags \|= P_NO_CLERIC;
		1098
		1099	this->light = min (light, MAX_LIGHT_RADIUS);
1138	this->flags_ = flags;	1100	this->flags_ = flags;
1139	this->move_block = move_block & ~move_allow;	1101	this->move_block = move_block & ~move_allow;
1140	this->move_on = move_on;	1102	this->move_on = move_on;
1141	this->move_off = move_off;	1103	this->move_off = move_off;
1142	this->move_slow = move_slow;	1104	this->move_slow = move_slow;
		1105	this->volume_ = (volume + 1023) / 1024;
		1106	this->items_ = upos_min (items, 65535); // assume nrof <= 2**31
1143		1107
1144	/* At this point, we have a floor face (if there is a floor),	1108	/* At this point, we have a floor face (if there is a floor),
1145	* and the floor is set - we are not going to touch it at	1109	* and the floor is set - we are not going to touch it at
1146	* this point.	1110	* this point.
1147	* middle contains the highest visibility face.	1111	* middle contains the highest visibility face.
…		…
1213	faces_obj [1] = middle;	1177	faces_obj [1] = middle;
1214	faces_obj [2] = floor;	1178	faces_obj [2] = floor;
1215	#endif	1179	#endif
1216	}	1180	}
1217		1181
1218	uint64	1182	maptile *
1219	mapspace::volume () const
1220	{
1221	uint64 vol = 0;
1222
1223	for (object *op = top; op && !op->flag [FLAG_NO_PICK]; op = op->below)
1224	vol += op->volume ();
1225
1226	return vol;
1227	}
1228
1229	bool
1230	maptile::tile_available (int dir, bool load)	1183	maptile::tile_available (int dir, bool load)
1231	{	1184	{
1232	if (!tile_path[dir])	1185	if (tile_path[dir])
1233	return 0;	1186	{
1234
1235	if (tile_map[dir] && (!load \|\| tile_map[dir]->in_memory == MAP_ACTIVE))	1187	if (tile_map[dir] && (!load \|\| tile_map[dir]->in_memory == MAP_ACTIVE))
1236	return 1;	1188	return tile_map[dir];
1237		1189
1238	if ((tile_map[dir] = find_async (tile_path[dir], this, load)))	1190	if ((tile_map[dir] = find_async (tile_path[dir], this, load)))
1239	return 1;	1191	return tile_map[dir];
		1192	}
1240		1193
1241	return 0;	1194	return 0;
1242	}	1195	}
1243		1196
1244	/* this returns TRUE if the coordinates (x,y) are out of	1197	/* this returns TRUE if the coordinates (x,y) are out of
…		…
1550	else	1503	else
1551	{	1504	{
1552	retval->distance_x += op2->x - x;	1505	retval->distance_x += op2->x - x;
1553	retval->distance_y += op2->y - y;	1506	retval->distance_y += op2->y - y;
1554		1507
1555	retval->part = NULL;	1508	retval->part = 0;
1556	retval->distance = idistance (retval->distance_x, retval->distance_y);	1509	retval->distance = upos_max (abs (retval->distance_x), abs (retval->distance_y));
1557	retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);	1510	retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);
1558	}	1511	}
1559	}	1512	}
1560		1513
1561	/* Returns true of op1 and op2 are effectively on the same map	1514	/* Returns true of op1 and op2 are effectively on the same map
…		…
1572	int dx, dy;	1525	int dx, dy;
1573		1526
1574	return adjacent_map (op1->map, op2->map, &dx, &dy);	1527	return adjacent_map (op1->map, op2->map, &dx, &dy);
1575	}	1528	}
1576		1529
		1530	//-GPL
		1531
1577	object *	1532	object *
1578	maptile::insert (object op, int x, int y, object originator, int flags)	1533	maptile::insert (object op, int x, int y, object originator, int flags)
1579	{	1534	{
1580	return insert_ob_in_map_at (op, this, originator, flags, x, y);	1535	return insert_ob_in_map_at (op, this, originator, flags, x, y);
1581	}	1536	}
…		…
1592	if (default_region)	1547	if (default_region)
1593	return default_region;	1548	return default_region;
1594		1549
1595	return ::region::default_region ();	1550	return ::region::default_region ();
1596	}	1551	}
		1552
		1553	//+GPL
1597		1554
1598	/* picks a random object from a style map.	1555	/* picks a random object from a style map.
1599	*/	1556	*/
1600	object *	1557	object *
1601	maptile::pick_random_object (rand_gen &gen) const	1558	maptile::pick_random_object (rand_gen &gen) const
…		…
1614	if (pick && pick->is_head ())	1571	if (pick && pick->is_head ())
1615	return pick->head_ ();	1572	return pick->head_ ();
1616	}	1573	}
1617		1574
1618	// instead of crashing in the unlikely(?) case, try to return something	1575	// instead of crashing in the unlikely(?) case, try to return something
1619	return archetype::find ("bug");	1576	return archetype::find (shstr_bug);
1620	}	1577	}
		1578
		1579	//-GPL
1621		1580
1622	void	1581	void
1623	maptile::play_sound (faceidx sound, int x, int y) const	1582	maptile::play_sound (faceidx sound, int x, int y) const
1624	{	1583	{
1625	if (!sound)	1584	if (!sound)
1626	return;	1585	return;
1627		1586
		1587	for_all_players_on_map (pl, this)
		1588	if (client *ns = pl->ns)
		1589	{
		1590	int dx = x - pl->ob->x;
		1591	int dy = y - pl->ob->y;
		1592
		1593	int distance = idistance (dx, dy);
		1594
		1595	if (distance <= MAX_SOUND_DISTANCE)
		1596	ns->play_sound (sound, dx, dy);
		1597	}
		1598	}
		1599
		1600	void
		1601	maptile::say_msg (const char *msg, int x, int y) const
		1602	{
1628	for_all_players (pl)	1603	for_all_players (pl)
1629	if (pl->ob->map == this)
1630	if (client *ns = pl->ns)	1604	if (client *ns = pl->ns)
1631	{	1605	{
1632	int dx = x - pl->ob->x;	1606	int dx = x - pl->ob->x;
1633	int dy = y - pl->ob->y;	1607	int dy = y - pl->ob->y;
1634		1608
1635	int distance = idistance (dx, dy);	1609	int distance = idistance (dx, dy);
1636		1610
1637	if (distance <= MAX_SOUND_DISTANCE)	1611	if (distance <= MAX_SOUND_DISTANCE)
1638	ns->play_sound (sound, dx, dy);	1612	ns->send_msg (NDI_GREY \| NDI_DEF, SAY_CHANNEL, msg);
1639	}	1613	}
1640	}	1614	}
1641		1615
		1616	static void
		1617	split_to_tiles (dynbuf &buf, maptile *m, int x0, int y0, int x1, int y1, int dx, int dy)
		1618	{
		1619	// clip to map to the left
		1620	if (x0 < 0)
		1621	{
		1622	if (maptile *tile = m->tile_available (TILE_LEFT, 1))
		1623	split_to_tiles (buf, tile, x0 + tile->width, y0, min (x1 + tile->width, tile->width), y1, dx - tile->width, dy);
		1624
		1625	if (x1 < 0) // entirely to the left
		1626	return;
		1627
		1628	x0 = 0;
		1629	}
		1630
		1631	// clip to map to the right
		1632	if (x1 > m->width)
		1633	{
		1634	if (maptile *tile = m->tile_available (TILE_RIGHT, 1))
		1635	split_to_tiles (buf, tile, max (x0 - m->width, 0), y0, x1 - m->width, y1, dx + m->width, dy);
		1636
		1637	if (x0 > m->width) // entirely to the right
		1638	return;
		1639
		1640	x1 = m->width;
		1641	}
		1642
		1643	// clip to map above
		1644	if (y0 < 0)
		1645	{
		1646	if (maptile *tile = m->tile_available (TILE_UP, 1))
		1647	split_to_tiles (buf, tile, x0, y0 + tile->height, x1, min (y1 + tile->height, tile->height), dx, dy - tile->height);
		1648
		1649	if (y1 < 0) // entirely above
		1650	return;
		1651
		1652	y0 = 0;
		1653	}
		1654
		1655	// clip to map below
		1656	if (y1 > m->height)
		1657	{
		1658	if (maptile *tile = m->tile_available (TILE_DOWN, 1))
		1659	split_to_tiles (buf, tile, x0, max (y0 - m->height, 0), x1, y1 - m->height, dx, dy + m->height);
		1660
		1661	if (y0 > m->height) // entirely below
		1662	return;
		1663
		1664	y1 = m->height;
		1665	}
		1666
		1667	// if we get here, the rect is within the current map
		1668	maprect r = (maprect )buf.alloc (sizeof (maprect));
		1669
		1670	r->m = m;
		1671	r->x0 = x0;
		1672	r->y0 = y0;
		1673	r->x1 = x1;
		1674	r->y1 = y1;
		1675	r->dx = dx;
		1676	r->dy = dy;
		1677	}
		1678
		1679	maprect *
		1680	maptile::split_to_tiles (int x0, int y0, int x1, int y1)
		1681	{
		1682	static dynbuf buf (sizeof (maprect) * 8, sizeof (maprect) * 8);
		1683	buf.clear ();
		1684
		1685	::split_to_tiles (buf, this, x0, y0, x1, y1, 0, 0);
		1686
		1687	// add end marker
		1688	maprect r = (maprect )buf.alloc (sizeof (maprect));
		1689	r->m = 0;
		1690
		1691	return (maprect *)buf.linearise ();
		1692	}
		1693

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Comparing deliantra/server/common/map.C (file contents): Revision 1.143 by root, Sun May 18 19:53:07 2008 UTC vs. Revision 1.178 by root, Sun Nov 29 09:41:27 2009 UTC

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Comparing deliantra/server/common/map.C (file contents):
Revision 1.143 by root, Sun May 18 19:53:07 2008 UTC vs.
Revision 1.178 by root, Sun Nov 29 09:41:27 2009 UTC