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

Comparing deliantra/server/common/map.C (file contents):
Revision 1.129 by root, Wed Sep 12 11:10:09 2007 UTC vs.
Revision 1.165 by root, Tue Oct 20 05:57:08 2009 UTC

…		…
1	/*	1	/*
2	* This file is part of Crossfire TRT, the Roguelike Realtime MORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT 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	* Crossfire TRT 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 <crossfire@schmorp.de>	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	#include "funcpoint.h"
28
29	#include "loader.h"	28	#include "loader.h"
30
31	#include "path.h"	29	#include "path.h"
		30
		31	sint8 maptile::outdoor_darkness;
32		32
33	/* This rolls up wall, blocks_magic, blocks_view, etc, all into	33	/* This rolls up wall, blocks_magic, blocks_view, etc, all into
34	* one function that just returns a P_.. value (see map.h)	34	* one function that just returns a P_.. value (see map.h)
35	* it will also do map translation for tiled maps, returning	35	* it will also do map translation for tiled maps, returning
36	* new values into newmap, nx, and ny. Any and all of those	36	* new values into newmap, nx, and ny. Any and all of those
71	* by the caller.	71	* by the caller.
72	*/	72	*/
73	int	73	int
74	blocked_link (object ob, maptile m, int sx, int sy)	74	blocked_link (object ob, maptile m, int sx, int sy)
75	{	75	{
76	object *tmp;
77	int mflags, blocked;
78
79	/* Make sure the coordinates are valid - they should be, as caller should	76	/* Make sure the coordinates are valid - they should be, as caller should
80	* have already checked this.	77	* have already checked this.
81	*/	78	*/
82	if (OUT_OF_REAL_MAP (m, sx, sy))	79	if (OUT_OF_REAL_MAP (m, sx, sy))
83	{	80	{
…		…
86	}	83	}
87		84
88	/* Save some cycles - instead of calling get_map_flags(), just get the value	85	/* Save some cycles - instead of calling get_map_flags(), just get the value
89	* directly.	86	* directly.
90	*/	87	*/
91	mflags = m->at (sx, sy).flags ();	88	mapspace &ms = m->at (sx, sy);
92		89
93	blocked = GET_MAP_MOVE_BLOCK (m, sx, sy);	90	int mflags = ms.flags ();
		91	int blocked = ms.move_block;
94		92
95	/* If space is currently not blocked by anything, no need to	93	/* If space is currently not blocked by anything, no need to
96	* go further. Not true for players - all sorts of special	94	* go further. Not true for players - all sorts of special
97	* things we need to do for players.	95	* things we need to do for players.
98	*/	96	*/
99	if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0))	97	if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0))
100	return 0;	98	return 0;
101		99
102	/* if there isn't anytyhing alive on this space, and this space isn't	100	/* if there isn't anything alive on this space, and this space isn't
103	* otherwise blocked, we can return now. Only if there is a living	101	* otherwise blocked, we can return now. Only if there is a living
104	* creature do we need to investigate if it is part of this creature	102	* creature do we need to investigate if it is part of this creature
105	* or another. Likewise, only if something is blocking us do we	103	* or another. Likewise, only if something is blocking us do we
106	* need to investigate if there is a special circumstance that would	104	* need to investigate if there is a special circumstance that would
107	* let the player through (inventory checkers for example)	105	* let the player through (inventory checkers for example)
…		…
114	/* We basically go through the stack of objects, and if there is	112	/* We basically go through the stack of objects, and if there is
115	* some other object that has NO_PASS or FLAG_ALIVE set, return	113	* some other object that has NO_PASS or FLAG_ALIVE set, return
116	* true. If we get through the entire stack, that must mean	114	* true. If we get through the entire stack, that must mean
117	* ob is blocking it, so return 0.	115	* ob is blocking it, so return 0.
118	*/	116	*/
119	for (tmp = GET_MAP_OB (m, sx, sy); tmp; tmp = tmp->above)	117	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
120	{	118	{
121		119	if (OB_MOVE_BLOCK (ob, tmp))
122	/* This must be before the checks below. Code for inventory checkers. */
123	if (tmp->type == CHECK_INV && OB_MOVE_BLOCK (ob, tmp))
124	{	120	{
125	/* If last_sp is set, the player/monster needs an object,	121	if (tmp->type == CHECK_INV)
126	* so we check for it. If they don't have it, they can't
127	* pass through this space.
128	*/
129	if (tmp->last_sp)
130	{	122	{
131	if (check_inv_recursive (ob, tmp) == NULL)	123	bool have = check_inv_recursive (ob, tmp);
		124
		125	// last_sp set means we block if we don't have.
		126	if (logical_xor (have, tmp->last_sp))
132	return 1;	127	return 1;
133	else	128	}
134	continue;	129	else if (tmp->type == T_MATCH)
		130	{
		131	// T_MATCH allows "entrance" iff the match is true
		132	// == blocks if the match fails
		133
		134	// we could have used an INVOKE_OBJECT, but decided against it, as we
		135	// assume that T_MATCH is very common.
		136	if (!match (tmp->slaying, ob, tmp, ob))
		137	return 1;
135	}	138	}
136	else	139	else
137	{	140	return 1; // unconditional block
138	/* In this case, the player must not have the object -	141
139	* if they do, they can't pass through.
140	*/
141	if (check_inv_recursive (ob, tmp) != NULL) /* player has object */
142	return 1;
143	else
144	continue;
145	}
146	} /* if check_inv */
147	else	142	} else {
148	{	143	// space does not block the ob, directly, but
149	/* Broke apart a big nasty if into several here to make	144	// anything alive that is not a door still
150	* this more readable. first check - if the space blocks	145	// blocks anything but wizards.
151	* movement, can't move here.
152	* second - if a monster, can't move there, unless it is a
153	* hidden dm
154	*/
155	if (OB_MOVE_BLOCK (ob, tmp))
156	return 1;
157		146
158	if (tmp->flag [FLAG_ALIVE]	147	if (tmp->flag [FLAG_ALIVE]
159	&& tmp->head_ () != ob	148	&& tmp->head_ () != ob
160	&& tmp != ob	149	&& tmp != ob
161	&& tmp->type != DOOR	150	&& tmp->type != DOOR
162	&& !(tmp->flag [FLAG_WIZ] && tmp->contr->hidden))	151	&& !tmp->flag [FLAG_WIZPASS])
163	return 1;	152	return 1;
164	}	153	}
165
166	}	154	}
		155
167	return 0;	156	return 0;
168	}	157	}
169		158
170	/*	159	/*
171	* Returns qthe blocking object if the given object can't fit in the given	160	* Returns qthe blocking object if the given object can't fit in the given
…		…
245		234
246	insert_ob_in_ob (tmp, container);	235	insert_ob_in_ob (tmp, container);
247	tmp = next;	236	tmp = next;
248	}	237	}
249		238
250	/* sum_weight will go through and calculate what all the containers are	239	// go through and calculate what all the containers are carrying.
251	* carrying.	240	//TODO: remove
252	*/	241	container->update_weight ();
253	sum_weight (container);
254	}	242	}
255		243
256	void	244	void
257	maptile::set_object_flag (int flag, int value)	245	maptile::set_object_flag (int flag, int value)
258	{	246	{
…		…
260	return;	248	return;
261		249
262	for (mapspace *ms = spaces + size (); ms-- > spaces; )	250	for (mapspace *ms = spaces + size (); ms-- > spaces; )
263	for (object *tmp = ms->bot; tmp; tmp = tmp->above)	251	for (object *tmp = ms->bot; tmp; tmp = tmp->above)
264	tmp->flag [flag] = value;	252	tmp->flag [flag] = value;
		253	}
		254
		255	void
		256	maptile::post_load_original ()
		257	{
		258	if (!spaces)
		259	return;
		260
		261	set_object_flag (FLAG_OBJ_ORIGINAL);
		262
		263	for (mapspace *ms = spaces + size (); ms-- > spaces; )
		264	for (object *tmp = ms->bot; tmp; tmp = tmp->above)
		265	INVOKE_OBJECT (RESET, tmp);
265	}	266	}
266		267
267	/* link_multipart_objects go through all the objects on the map looking	268	/* link_multipart_objects go through all the objects on the map looking
268	* for objects whose arch says they are multipart yet according to the	269	* for objects whose arch says they are multipart yet according to the
269	* info we have, they only have the head (as would be expected when	270	* info we have, they only have the head (as would be expected when
…		…
307	bool	308	bool
308	maptile::_load_objects (object_thawer &f)	309	maptile::_load_objects (object_thawer &f)
309	{	310	{
310	for (;;)	311	for (;;)
311	{	312	{
312	coroapi::cede_to_tick_every (100); // cede once in a while	313	coroapi::cede_to_tick (); // cede once in a while
313		314
314	switch (f.kw)	315	switch (f.kw)
315	{	316	{
316	case KW_arch:	317	case KW_arch:
317	if (object *op = object::read (f, this))	318	if (object *op = object::read (f, this))
318	{	319	{
		320	// TODO: why?
319	if (op->inv)	321	if (op->inv)
320	sum_weight (op);	322	op->update_weight ();
321		323
322	insert_ob_in_map (op, this, op, INS_NO_MERGE \| INS_NO_WALK_ON \| INS_ON_TOP \| INS_MAP_LOAD);	324	if (IN_RANGE_EXC (op->x, 0, width) && IN_RANGE_EXC (op->y, 0, height))
		325	{
		326	// we insert manually because
		327	// a) its way faster
		328	// b) we remove manually, too, and there are good reasons for that
		329	// c) it's correct
		330	mapspace &ms = at (op->x, op->y);
		331
		332	op->flag [FLAG_REMOVED] = false;
		333
		334	op->above = 0;
		335	op->below = ms.top;
		336
		337	*(ms.top ? &ms.top->above : &ms.bot) = op;
		338
		339	ms.top = op;
		340	ms.flags_ = 0;
		341	}
		342	else
		343	{
		344	f.parse_warn (format ("object %s out of range", op->debug_desc ()));
		345	op->destroy ();
		346	}
323	}	347	}
324		348
325	continue;	349	continue;
326		350
327	case KW_EOF:	351	case KW_EOF:
…		…
530	return items;	554	return items;
531	}	555	}
532		556
533	/* opposite of parse string, this puts the string that was originally fed in to	557	/* opposite of parse string, this puts the string that was originally fed in to
534	* the map (or something equivilent) into output_string. */	558	* the map (or something equivilent) into output_string. */
535	static void	559	static const char *
536	print_shop_string (maptile m, char output_string)	560	print_shop_string (maptile *m)
537	{	561	{
538	int i;	562	static dynbuf_text buf; buf.clear ();
539	char tmp[MAX_BUF];
540		563
541	strcpy (output_string, "");
542	for (i = 0; i < m->shopitems[0].index; i++)	564	for (int i = 0; i < m->shopitems[0].index; i++)
543	{	565	{
544	if (m->shopitems[i].typenum)	566	if (m->shopitems[i].typenum)
545	{	567	{
546	if (m->shopitems[i].strength)	568	if (m->shopitems[i].strength)
547	sprintf (tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength);	569	buf.printf ("%s:%d;", m->shopitems[i].name, m->shopitems[i].strength);
548	else	570	else
549	sprintf (tmp, "%s;", m->shopitems[i].name);	571	buf.printf ("%s;", m->shopitems[i].name);
550	}	572	}
551	else	573	else
552	{	574	{
553	if (m->shopitems[i].strength)	575	if (m->shopitems[i].strength)
554	sprintf (tmp, "*:%d;", m->shopitems[i].strength);	576	buf.printf ("*:%d;", m->shopitems[i].strength);
555	else	577	else
556	sprintf (tmp, "*");	578	buf.printf ("*");
557	}	579	}
558
559	strcat (output_string, tmp);
560	}	580	}
		581
		582	return buf;
561	}	583	}
562		584
563	/* This loads the header information of the map. The header	585	/* This loads the header information of the map. The header
564	* contains things like difficulty, size, timeout, etc.	586	* contains things like difficulty, size, timeout, etc.
565	* this used to be stored in the map object, but with the	587	* this used to be stored in the map object, but with the
…		…
617	case KW_sky: thawer.get (sky); break;	639	case KW_sky: thawer.get (sky); break;
618		640
619	case KW_per_player: thawer.get (per_player); break;	641	case KW_per_player: thawer.get (per_player); break;
620	case KW_per_party: thawer.get (per_party); break;	642	case KW_per_party: thawer.get (per_party); break;
621	case KW_no_reset: thawer.get (no_reset); break;	643	case KW_no_reset: thawer.get (no_reset); break;
		644	case KW_no_drop: thawer.get (no_drop); break;
622		645
623	case KW_region: default_region = region::find (thawer.get_str ()); break;	646	case KW_region: default_region = region::find (thawer.get_str ()); break;
624	case KW_shopitems: shopitems = parse_shop_string (thawer.get_str ()); break;	647	case KW_shopitems: shopitems = parse_shop_string (thawer.get_str ()); break;
625		648
626	// old names new names	649	// old names new names
…		…
676		699
677	if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))	700	if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
678	unique = 1;	701	unique = 1;
679		702
680	if (op->head_ () == op && (QUERY_FLAG (op, FLAG_UNIQUE) \|\| unique))	703	if (op->head_ () == op && (QUERY_FLAG (op, FLAG_UNIQUE) \|\| unique))
681	{
682	op->destroy_inv (false);
683	op->destroy ();	704	op->destroy ();
684	}
685		705
686	op = above;	706	op = above;
687	}	707	}
688	}	708	}
689	}	709	}
…		…
700	MAP_OUT (swap_time);	720	MAP_OUT (swap_time);
701	MAP_OUT (reset_time);	721	MAP_OUT (reset_time);
702	MAP_OUT (reset_timeout);	722	MAP_OUT (reset_timeout);
703	MAP_OUT (fixed_resettime);	723	MAP_OUT (fixed_resettime);
704	MAP_OUT (no_reset);	724	MAP_OUT (no_reset);
		725	MAP_OUT (no_drop);
705	MAP_OUT (difficulty);	726	MAP_OUT (difficulty);
706
707	if (default_region) MAP_OUT2 (region, default_region->name);	727	if (default_region) MAP_OUT2 (region, default_region->name);
708		728
709	if (shopitems)	729	if (shopitems) MAP_OUT2 (shopitems, print_shop_string (this));
710	{
711	char shop[MAX_BUF];
712	print_shop_string (this, shop);
713	MAP_OUT2 (shopitems, shop);
714	}
715
716	MAP_OUT (shopgreed);	730	MAP_OUT (shopgreed);
717	MAP_OUT (shopmin);	731	MAP_OUT (shopmin);
718	MAP_OUT (shopmax);	732	MAP_OUT (shopmax);
719	if (shoprace) MAP_OUT (shoprace);	733	if (shoprace) MAP_OUT (shoprace);
		734
720	MAP_OUT (darkness);	735	MAP_OUT (darkness);
721	MAP_OUT (width);	736	MAP_OUT (width);
722	MAP_OUT (height);	737	MAP_OUT (height);
723	MAP_OUT (enter_x);	738	MAP_OUT (enter_x);
724	MAP_OUT (enter_y);	739	MAP_OUT (enter_y);
…		…
776		791
777	op->flag [FLAG_REMOVED] = true;	792	op->flag [FLAG_REMOVED] = true;
778		793
779	object *head = op->head_ ();	794	object *head = op->head_ ();
780	if (op == head)	795	if (op == head)
781	{
782	op->destroy_inv (false);
783	op->destroy ();	796	op->destroy ();
784	}
785	else if (head->map != op->map)	797	else if (head->map != op->map)
786	{	798	{
787	LOG (llevDebug, "bad luck for object crossing map borders: %s", head->debug_desc ());	799	LOG (llevDebug, "bad luck for object crossing map borders: %s", head->debug_desc ());
788	head->destroy ();	800	head->destroy ();
789	}	801	}
790	}	802	}
791		803
792	sfree (spaces, size ()), spaces = 0;	804	sfree0 (spaces, size ());
793	}	805	}
794		806
795	if (buttons)	807	if (buttons)
796	free_objectlinkpt (buttons), buttons = 0;	808	free_objectlinkpt (buttons), buttons = 0;
797		809
798	sfree (regions, size ()); regions = 0;	810	sfree0 (regions, size ());
799	delete [] regionmap; regionmap = 0;	811	delete [] regionmap; regionmap = 0;
800	}	812	}
801		813
802	void	814	void
803	maptile::clear_header ()	815	maptile::clear_header ()
…		…
904	op->destroy ();	916	op->destroy ();
905	}	917	}
906	}	918	}
907		919
908	/*	920	/*
909	* Updates every button on the map (by calling update_button() for them).
910	*/
911	void
912	maptile::update_buttons ()
913	{
914	for (oblinkpt *obp = buttons; obp; obp = obp->next)
915	for (objectlink *ol = obp->link; ol; ol = ol->next)
916	{
917	if (!ol->ob)
918	{
919	LOG (llevError, "Internal error in update_button (%s (%dx%d), connected %ld).\n",
920	ol->ob ? (const char *) ol->ob->name : "null", ol->ob ? ol->ob->x : -1, ol->ob ? ol->ob->y : -1, obp->value);
921	continue;
922	}
923
924	if (ol->ob->type == BUTTON \|\| ol->ob->type == PEDESTAL)
925	{
926	update_button (ol->ob);
927	break;
928	}
929	}
930	}
931
932	/*
933	* This routine is supposed to find out the difficulty of the map.	921	* This routine is supposed to find out the difficulty of the map.
934	* difficulty does not have a lot to do with character level,	922	* difficulty does not have a lot to do with character level,
935	* but does have a lot to do with treasure on the map.	923	* but does have a lot to do with treasure on the map.
936	*	924	*
937	* Difficulty can now be set by the map creature. If the value stored	925	* Difficulty can now be set by the map creator. If the value stored
938	* in the map is zero, then use this routine. Maps should really	926	* in the map is zero, then use this routine. Maps should really
939	* have a difficulty set than using this function - human calculation	927	* have a difficulty set rather than using this function - human calculation
940	* is much better than this functions guesswork.	928	* is much better than this function's guesswork.
941	*/	929	*/
942	int	930	int
943	maptile::estimate_difficulty () const	931	maptile::estimate_difficulty () const
944	{	932	{
945	long monster_cnt = 0;	933	long monster_cnt = 0;
…		…
957		945
958	if (QUERY_FLAG (op, FLAG_GENERATOR))	946	if (QUERY_FLAG (op, FLAG_GENERATOR))
959	{	947	{
960	total_exp += op->stats.exp;	948	total_exp += op->stats.exp;
961		949
962	if (archetype *at = type_to_archetype (GENERATE_TYPE (op)))	950	if (archetype *at = op->other_arch)
		951	{
963	total_exp += at->stats.exp * 8;	952	total_exp += at->stats.exp * 8;
964
965	monster_cnt++;	953	monster_cnt++;
		954	}
		955
		956	for (object *inv = op->inv; inv; inv = inv->below)
		957	{
		958	total_exp += op->stats.exp * 8;
		959	monster_cnt++;
		960	}
966	}	961	}
967	}	962	}
968		963
969	avgexp = (double) total_exp / monster_cnt;	964	avgexp = (double) total_exp / monster_cnt;
970		965
…		…
983	* postive values make it darker, negative make it brighter	978	* postive values make it darker, negative make it brighter
984	*/	979	*/
985	int	980	int
986	maptile::change_map_light (int change)	981	maptile::change_map_light (int change)
987	{	982	{
988	int new_level = darkness + change;
989
990	/* Nothing to do */	983	/* Nothing to do */
991	if (!change \|\| (new_level <= 0 && darkness == 0) \|\| (new_level >= MAX_DARKNESS && darkness >= MAX_DARKNESS))	984	if (!change)
992	return 0;	985	return 0;
993		986
994	/* inform all players on the map */	987	/* inform all players on the map */
995	if (change > 0)	988	if (change > 0)
996	new_info_map (NDI_BLACK \| NDI_UNIQUE, this, "It becomes darker.");	989	new_info_map (NDI_BLACK \| NDI_UNIQUE, this, "It becomes darker.");
997	else	990	else
998	new_info_map (NDI_BLACK \| NDI_UNIQUE, this, "It becomes brighter.");	991	new_info_map (NDI_BLACK \| NDI_UNIQUE, this, "It becomes brighter.");
999		992
1000	/* Do extra checking. since darkness is a unsigned value,	993	darkness = clamp (darkness + change, -MAX_DARKNESS, MAX_DARKNESS);
1001	* we need to be extra careful about negative values.
1002	* In general, the checks below are only needed if change
1003	* is not +/-1
1004	*/
1005	if (new_level < 0)
1006	darkness = 0;
1007	else if (new_level >= MAX_DARKNESS)
1008	darkness = MAX_DARKNESS;
1009	else
1010	darkness = new_level;
1011		994
1012	/* All clients need to get re-updated for the change */	995	/* All clients need to get re-updated for the change */
1013	update_all_map_los (this);	996	update_all_map_los (this);
		997
1014	return 1;	998	return 1;
1015	}	999	}
1016		1000
1017	/*	1001	/*
1018	* This function updates various attributes about a specific space	1002	* This function updates various attributes about a specific space
…		…
1021	* through, etc)	1005	* through, etc)
1022	*/	1006	*/
1023	void	1007	void
1024	mapspace::update_ ()	1008	mapspace::update_ ()
1025	{	1009	{
1026	object tmp, last = 0;	1010	object *last = 0;
1027	uint8 flags = P_UPTODATE, light = 0, anywhere = 0;	1011	uint8 flags = P_UPTODATE, anywhere = 0;
		1012	sint8 light = 0;
1028	MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;	1013	MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;
1029		1014
1030	//object *middle = 0;	1015	//object *middle = 0;
1031	//object *top = 0;	1016	//object *top = 0;
1032	//object *floor = 0;	1017	//object *floor = 0;
1033	// this seems to generate better code than using locals, above	1018	// this seems to generate better code than using locals, above
1034	object *&top = faces_obj[0] = 0;	1019	object *&top = faces_obj[0] = 0;
1035	object *&middle = faces_obj[1] = 0;	1020	object *&middle = faces_obj[1] = 0;
1036	object *&floor = faces_obj[2] = 0;	1021	object *&floor = faces_obj[2] = 0;
1037		1022
1038	for (tmp = bot; tmp; last = tmp, tmp = tmp->above)	1023	for (object *tmp = bot; tmp; last = tmp, tmp = tmp->above)
1039	{	1024	{
1040	/* This could be made additive I guess (two lights better than	1025	// Lights are additive, up to MAX_LIGHT_RADIUS, see los.C)
1041	* one). But if so, it shouldn't be a simple additive - 2
1042	* light bulbs do not illuminate twice as far as once since
1043	* it is a dissapation factor that is cubed.
1044	*/
1045	if (tmp->glow_radius > light)
1046	light = tmp->glow_radius;	1026	light += tmp->glow_radius;
1047		1027
1048	/* This call is needed in order to update objects the player	1028	/* This call is needed in order to update objects the player
1049	* is standing in that have animations (ie, grass, fire, etc).	1029	* is standing in that have animations (ie, grass, fire, etc).
1050	* However, it also causes the look window to be re-drawn	1030	* However, it also causes the look window to be re-drawn
1051	* 3 times each time the player moves, because many of the	1031	* 3 times each time the player moves, because many of the
…		…
1070	else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))	1050	else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))
1071	{	1051	{
1072	middle = tmp;	1052	middle = tmp;
1073	anywhere = 1;	1053	anywhere = 1;
1074	}	1054	}
		1055
1075	/* Find the highest visible face around. If equal	1056	/* Find the highest visible face around. If equal
1076	* visibilities, we still want the one nearer to the	1057	* visibilities, we still want the one nearer to the
1077	* top	1058	* top
1078	*/	1059	*/
1079	else if (!middle \|\| (::faces [tmp->face].visibility > ::faces [middle->face].visibility && !anywhere))	1060	else if (!middle \|\| (::faces [tmp->face].visibility > ::faces [middle->face].visibility && !anywhere))
…		…
1098	if (tmp->type == SAFE_GROUND) flags \|= P_SAFE;	1079	if (tmp->type == SAFE_GROUND) flags \|= P_SAFE;
1099	if (QUERY_FLAG (tmp, FLAG_ALIVE)) flags \|= P_IS_ALIVE;	1080	if (QUERY_FLAG (tmp, FLAG_ALIVE)) flags \|= P_IS_ALIVE;
1100	if (QUERY_FLAG (tmp, FLAG_DAMNED)) flags \|= P_NO_CLERIC;	1081	if (QUERY_FLAG (tmp, FLAG_DAMNED)) flags \|= P_NO_CLERIC;
1101	}	1082	}
1102		1083
1103	this->light = light;	1084	this->light = min (light, MAX_LIGHT_RADIUS);
1104	this->flags_ = flags;	1085	this->flags_ = flags;
1105	this->move_block = move_block & ~move_allow;	1086	this->move_block = move_block & ~move_allow;
1106	this->move_on = move_on;	1087	this->move_on = move_on;
1107	this->move_off = move_off;	1088	this->move_off = move_off;
1108	this->move_slow = move_slow;	1089	this->move_slow = move_slow;
…		…
1128	* 1) top face is set, need middle to be set.	1109	* 1) top face is set, need middle to be set.
1129	* 2) middle is set, need to set top.	1110	* 2) middle is set, need to set top.
1130	* 3) neither middle or top is set - need to set both.	1111	* 3) neither middle or top is set - need to set both.
1131	*/	1112	*/
1132		1113
1133	for (tmp = last; tmp; tmp = tmp->below)	1114	for (object *tmp = last; tmp; tmp = tmp->below)
1134	{	1115	{
1135	/* Once we get to a floor, stop, since we already have a floor object */	1116	/* Once we get to a floor, stop, since we already have a floor object */
1136	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))	1117	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1137	break;	1118	break;
1138		1119
…		…
1190	vol += op->volume ();	1171	vol += op->volume ();
1191		1172
1192	return vol;	1173	return vol;
1193	}	1174	}
1194		1175
1195	bool	1176	maptile *
1196	maptile::tile_available (int dir, bool load)	1177	maptile::tile_available (int dir, bool load)
1197	{	1178	{
1198	if (!tile_path[dir])	1179	if (tile_path[dir])
1199	return 0;	1180	{
1200
1201	if (tile_map[dir] && (!load \|\| tile_map[dir]->in_memory == MAP_IN_MEMORY))	1181	if (tile_map[dir] && (!load \|\| tile_map[dir]->in_memory == MAP_ACTIVE))
1202	return 1;	1182	return tile_map[dir];
1203		1183
1204	if ((tile_map[dir] = find_async (tile_path[dir], this, load)))	1184	if ((tile_map[dir] = find_async (tile_path[dir], this, load)))
1205	return 1;	1185	return tile_map[dir];
		1186	}
1206		1187
1207	return 0;	1188	return 0;
1208	}	1189	}
1209		1190
1210	/* this returns TRUE if the coordinates (x,y) are out of	1191	/* this returns TRUE if the coordinates (x,y) are out of
…		…
1516	else	1497	else
1517	{	1498	{
1518	retval->distance_x += op2->x - x;	1499	retval->distance_x += op2->x - x;
1519	retval->distance_y += op2->y - y;	1500	retval->distance_y += op2->y - y;
1520		1501
1521	retval->part = NULL;	1502	retval->part = 0;
1522	retval->distance = idistance (retval->distance_x, retval->distance_y);	1503	retval->distance = upos_max (abs (retval->distance_x), abs (retval->distance_y));
1523	retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);	1504	retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);
1524	}	1505	}
1525	}	1506	}
1526		1507
1527	/* Returns true of op1 and op2 are effectively on the same map	1508	/* Returns true of op1 and op2 are effectively on the same map
…		…
1541	}	1522	}
1542		1523
1543	object *	1524	object *
1544	maptile::insert (object op, int x, int y, object originator, int flags)	1525	maptile::insert (object op, int x, int y, object originator, int flags)
1545	{	1526	{
1546	if (!op->flag [FLAG_REMOVED])
1547	op->remove ();
1548
1549	return insert_ob_in_map_at (op, this, originator, flags, x, y);	1527	return insert_ob_in_map_at (op, this, originator, flags, x, y);
1550	}	1528	}
1551		1529
1552	region *	1530	region *
1553	maptile::region (int x, int y) const	1531	maptile::region (int x, int y) const
…		…
1563		1541
1564	return ::region::default_region ();	1542	return ::region::default_region ();
1565	}	1543	}
1566		1544
1567	/* picks a random object from a style map.	1545	/* picks a random object from a style map.
1568	* Redone by MSW so it should be faster and not use static
1569	* variables to generate tables.
1570	*/	1546	*/
1571	object *	1547	object *
1572	maptile::pick_random_object () const	1548	maptile::pick_random_object (rand_gen &gen) const
1573	{	1549	{
1574	/* while returning a null object will result in a crash, that	1550	/* while returning a null object will result in a crash, that
1575	* is actually preferable to an infinite loop. That is because	1551	* is actually preferable to an infinite loop. That is because
1576	* most servers will automatically restart in case of crash.	1552	* most servers will automatically restart in case of crash.
1577	* Change the logic on getting the random space - shouldn't make	1553	* Change the logic on getting the random space - shouldn't make
1578	* any difference, but this seems clearer to me.	1554	* any difference, but this seems clearer to me.
1579	*/	1555	*/
1580	for (int i = 1000; --i;)	1556	for (int i = 1000; --i;)
1581	{	1557	{
1582	object *pick = at (rndm (width), rndm (height)).bot;	1558	object *pick = at (gen (width), gen (height)).bot;
1583		1559
1584	// do not prefer big monsters just because they are big.	1560	// do not prefer big monsters just because they are big.
1585	if (pick && pick->head_ () == pick)	1561	if (pick && pick->is_head ())
1586	return pick->head_ ();	1562	return pick->head_ ();
1587	}	1563	}
1588		1564
1589	// instead of crashing in the unlikely(?) case, try to return something	1565	// instead of crashing in the unlikely(?) case, try to return something
1590	return get_archetype ("blocked");	1566	return archetype::find ("bug");
1591	}	1567	}
1592		1568
1593	void	1569	void
1594	maptile::play_sound (faceidx sound, int x, int y) const	1570	maptile::play_sound (faceidx sound, int x, int y) const
1595	{	1571	{
1596	if (!sound)	1572	if (!sound)
1597	return;	1573	return;
1598		1574
		1575	for_all_players_on_map (pl, this)
		1576	if (client *ns = pl->ns)
		1577	{
		1578	int dx = x - pl->ob->x;
		1579	int dy = y - pl->ob->y;
		1580
		1581	int distance = idistance (dx, dy);
		1582
		1583	if (distance <= MAX_SOUND_DISTANCE)
		1584	ns->play_sound (sound, dx, dy);
		1585	}
		1586	}
		1587
		1588	void
		1589	maptile::say_msg (const char *msg, int x, int y) const
		1590	{
1599	for_all_players (pl)	1591	for_all_players (pl)
1600	if (pl->observe->map == this)
1601	if (client *ns = pl->ns)	1592	if (client *ns = pl->ns)
1602	{	1593	{
1603	int dx = x - pl->observe->x;	1594	int dx = x - pl->ob->x;
1604	int dy = y - pl->observe->y;	1595	int dy = y - pl->ob->y;
1605		1596
1606	int distance = idistance (dx, dy);	1597	int distance = idistance (dx, dy);
1607		1598
1608	if (distance <= MAX_SOUND_DISTANCE)	1599	if (distance <= MAX_SOUND_DISTANCE)
1609	ns->play_sound (sound, dx, dy);	1600	ns->send_msg (NDI_GREY \| NDI_DEF, SAY_CHANNEL, msg);
1610	}	1601	}
1611	}	1602	}
1612		1603
		1604	static void
		1605	split_to_tiles (dynbuf &buf, maptile *m, int x0, int y0, int x1, int y1, int dx, int dy)
		1606	{
		1607	// clip to map to the left
		1608	if (x0 < 0)
		1609	{
		1610	if (maptile *tile = m->tile_available (TILE_LEFT, 1))
		1611	split_to_tiles (buf, tile, x0 + tile->width, y0, min (x1 + tile->width, tile->width), y1, dx - tile->width, dy);
		1612
		1613	if (x1 < 0) // entirely to the left
		1614	return;
		1615
		1616	x0 = 0;
		1617	}
		1618
		1619	// clip to map to the right
		1620	if (x1 > m->width)
		1621	{
		1622	if (maptile *tile = m->tile_available (TILE_RIGHT, 1))
		1623	split_to_tiles (buf, tile, max (x0 - m->width, 0), y0, x1 - m->width, y1, dx + m->width, dy);
		1624
		1625	if (x0 > m->width) // entirely to the right
		1626	return;
		1627
		1628	x1 = m->width;
		1629	}
		1630
		1631	// clip to map above
		1632	if (y0 < 0)
		1633	{
		1634	if (maptile *tile = m->tile_available (TILE_UP, 1))
		1635	split_to_tiles (buf, tile, x0, y0 + tile->height, x1, min (y1 + tile->height, tile->height), dx, dy - tile->height);
		1636
		1637	if (y1 < 0) // entirely above
		1638	return;
		1639
		1640	y0 = 0;
		1641	}
		1642
		1643	// clip to map below
		1644	if (y1 > m->height)
		1645	{
		1646	if (maptile *tile = m->tile_available (TILE_DOWN, 1))
		1647	split_to_tiles (buf, tile, x0, max (y0 - m->height, 0), x1, y1 - m->height, dx, dy + m->height);
		1648
		1649	if (y0 > m->height) // entirely below
		1650	return;
		1651
		1652	y1 = m->height;
		1653	}
		1654
		1655	// if we get here, the rect is within the current map
		1656	maprect r = (maprect )buf.alloc (sizeof (maprect));
		1657
		1658	r->m = m;
		1659	r->x0 = x0;
		1660	r->y0 = y0;
		1661	r->x1 = x1;
		1662	r->y1 = y1;
		1663	r->dx = dx;
		1664	r->dy = dy;
		1665	}
		1666
		1667	maprect *
		1668	maptile::split_to_tiles (int x0, int y0, int x1, int y1)
		1669	{
		1670	static dynbuf buf (sizeof (maprect) * 8, sizeof (maprect) * 8);
		1671	buf.clear ();
		1672
		1673	::split_to_tiles (buf, this, x0, y0, x1, y1, 0, 0);
		1674
		1675	// add end marker
		1676	maprect r = (maprect )buf.alloc (sizeof (maprect));
		1677	r->m = 0;
		1678
		1679	return (maprect *)buf.linearise ();
		1680	}
		1681

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Comparing deliantra/server/common/map.C (file contents): Revision 1.129 by root, Wed Sep 12 11:10:09 2007 UTC vs. Revision 1.165 by root, Tue Oct 20 05:57:08 2009 UTC

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Comparing deliantra/server/common/map.C (file contents):
Revision 1.129 by root, Wed Sep 12 11:10:09 2007 UTC vs.
Revision 1.165 by root, Tue Oct 20 05:57:08 2009 UTC