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Comparing deliantra/server/common/map.C (file contents):
Revision 1.127 by root, Fri Sep 7 18:03:31 2007 UTC vs.
Revision 1.193 by root, Sun Apr 18 12:50:07 2010 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 (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001-2003 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992 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"
30
31#include "path.h" 28#include "path.h"
29
30//+GPL
31
32sint8 maptile::outdoor_darkness;
32 33
33/* This rolls up wall, blocks_magic, blocks_view, etc, all into 34/* This rolls up wall, blocks_magic, blocks_view, etc, all into
34 * one function that just returns a P_.. value (see map.h) 35 * one function that just returns a P_.. value (see map.h)
35 * it will also do map translation for tiled maps, returning 36 * it will also do map translation for tiled maps, returning
36 * new values into newmap, nx, and ny. Any and all of those 37 * new values into newmap, nx, and ny. Any and all of those
… …
71 * by the caller. 72 * by the caller.
72 */ 73 */
73int 74int
74blocked_link (object *ob, maptile *m, int sx, int sy) 75blocked_link (object *ob, maptile *m, int sx, int sy)
75{ 76{
76 object *tmp;
77 int mflags, blocked;
78
79 /* Make sure the coordinates are valid - they should be, as caller should 77 /* Make sure the coordinates are valid - they should be, as caller should
80 * have already checked this. 78 * have already checked this.
81 */ 79 */
82 if (OUT_OF_REAL_MAP (m, sx, sy)) 80 if (OUT_OF_REAL_MAP (m, sx, sy))
83 { 81 {
84 LOG (llevError, "blocked_link: Passed map, x, y coordinates outside of map\n"); 82 LOG (llevError, "blocked_link: Passed map, x, y coordinates outside of map\n");
85 return 1; 83 return 1;
86 } 84 }
87 85
88 /* Save some cycles - instead of calling get_map_flags(), just get the value 86 mapspace &ms = m->at (sx, sy);
89 * directly.
90 */
91 mflags = m->at (sx, sy).flags ();
92 87
93 blocked = GET_MAP_MOVE_BLOCK (m, sx, sy); 88 int mflags = ms.flags ();
89 int blocked = ms.move_block;
94 90
95 /* If space is currently not blocked by anything, no need to 91 /* If space is currently not blocked by anything, no need to
96 * go further. Not true for players - all sorts of special 92 * go further. Not true for players - all sorts of special
97 * things we need to do for players. 93 * things we need to do for players.
98 */ 94 */
99 if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0)) 95 if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0))
100 return 0; 96 return 0;
101 97
102 /* if there isn't anytyhing alive on this space, and this space isn't 98 /* 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 99 * 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 100 * 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 101 * or another. Likewise, only if something is blocking us do we
106 * need to investigate if there is a special circumstance that would 102 * need to investigate if there is a special circumstance that would
107 * let the player through (inventory checkers for example) 103 * let the player through (inventory checkers for example)
… …
114 /* We basically go through the stack of objects, and if there is 110 /* 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 111 * some other object that has NO_PASS or FLAG_ALIVE set, return
116 * true. If we get through the entire stack, that must mean 112 * true. If we get through the entire stack, that must mean
117 * ob is blocking it, so return 0. 113 * ob is blocking it, so return 0.
118 */ 114 */
119 for (tmp = GET_MAP_OB (m, sx, sy); tmp; tmp = tmp->above) 115 for (object *tmp = ms.top; tmp; tmp = tmp->below)
120 { 116 {
121 117 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 { 118 {
125 /* If last_sp is set, the player/monster needs an object, 119 if (INVOKE_OBJECT (BLOCKED_MOVE, tmp, ob))
126 * so we check for it. If they don't have it, they can't 120 if (RESULT_INT (0))
127 * pass through this space. 121 return 1;
128 */ 122 else
129 if (tmp->last_sp) 123 continue;
124
125 if (tmp->type == CHECK_INV)
130 { 126 {
131 if (check_inv_recursive (ob, tmp) == NULL) 127 bool have = check_inv_recursive (ob, tmp);
128
129 // last_sp set means we block if we don't have.
130 if (logical_xor (have, tmp->last_sp))
132 return 1; 131 return 1;
133 else 132 }
134 continue; 133 else if (tmp->type == T_MATCH)
134 {
135 // T_MATCH allows "entrance" iff the match is true
136 // == blocks if the match fails
137
138 // we could have used an INVOKE_OBJECT, but decided against it, as we
139 // assume that T_MATCH is relatively common.
140 if (!match (tmp->slaying, ob, tmp, ob))
141 return 1;
135 } 142 }
136 else 143 else
137 { 144 return 1; // unconditional block
138 /* In this case, the player must not have the object - 145
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 146 } else {
148 { 147 // space does not block the ob, directly, but
149 /* Broke apart a big nasty if into several here to make 148 // anything alive that is not a door still
150 * this more readable. first check - if the space blocks 149 // blocks anything
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;
157 150
158 if (tmp->flag [FLAG_ALIVE] 151 if (tmp->flag [FLAG_ALIVE]
159 && tmp->head_ () != ob
160 && tmp != ob
161 && tmp->type != DOOR 152 && tmp->type != DOOR
162 && !(tmp->flag [FLAG_WIZ] && tmp->contr->hidden)) 153 && tmp->head_ () != ob) //TODO: maybe move these check up?
163 return 1; 154 return 1;
164 } 155 }
165
166 } 156 }
157
167 return 0; 158 return 0;
168} 159}
169 160
170/* 161/*
171 * Returns true if the given object can't fit in the given spot. 162 * Returns the blocking object if the given object can't fit in the given
172 * This is meant for multi space objects - for single space objecs, 163 * spot. This is meant for multi space objects - for single space objecs,
173 * just calling get_map_blocked and checking that against movement type 164 * just calling get_map_blocked and checking that against movement type
174 * of object. This function goes through all the parts of the 165 * of object. This function goes through all the parts of the multipart
175 * multipart object and makes sure they can be inserted. 166 * object and makes sure they can be inserted.
176 * 167 *
177 * While this doesn't call out of map, the get_map_flags does. 168 * While this doesn't call out of map, the get_map_flags does.
178 * 169 *
179 * This function has been used to deprecate arch_out_of_map - 170 * This function has been used to deprecate arch_out_of_map -
180 * this function also does that check, and since in most cases, 171 * this function also does that check, and since in most cases,
… …
191 * 182 *
192 * Note this used to be arch_blocked, but with new movement 183 * Note this used to be arch_blocked, but with new movement
193 * code, we need to have actual object to check its move_type 184 * code, we need to have actual object to check its move_type
194 * against the move_block values. 185 * against the move_block values.
195 */ 186 */
196int 187bool
197ob_blocked (const object *ob, maptile *m, sint16 x, sint16 y) 188object::blocked (maptile *m, int x, int y) const
198{ 189{
199 archetype *tmp; 190 for (archetype *tmp = arch; tmp; tmp = (archetype *)tmp->more)
200 int flag;
201 maptile *m1;
202 sint16 sx, sy;
203
204 if (!ob)
205 {
206 flag = get_map_flags (m, &m1, x, y, &sx, &sy);
207 if (flag & P_OUT_OF_MAP)
208 return P_OUT_OF_MAP;
209
210 /* don't have object, so don't know what types would block */
211 return m1->at (sx, sy).move_block;
212 } 191 {
192 mapxy pos (m, x + tmp->x, y + tmp->y);
213 193
214 for (tmp = ob->arch; tmp; tmp = (archetype *)tmp->more) 194 if (!pos.normalise ())
215 { 195 return 1;
216 flag = get_map_flags (m, &m1, x + tmp->x, y + tmp->y, &sx, &sy);
217 196
218 if (flag & P_OUT_OF_MAP) 197 mapspace &ms = *pos;
219 return P_OUT_OF_MAP; 198
220 if (flag & P_IS_ALIVE) 199 if (ms.flags () & P_IS_ALIVE)
221 return P_IS_ALIVE; 200 return 1;
222 201
223 mapspace &ms = m1->at (sx, sy); 202 /* However, often ob doesn't have any move type
224 203 * (signifying non-moving objects)
225 /* find_first_free_spot() calls this function. However, often
226 * ob doesn't have any move type (when used to place exits)
227 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work. 204 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
228 */ 205 */
229
230 if (ob->move_type == 0 && ms.move_block != MOVE_ALL) 206 if (!move_type && ms.move_block != MOVE_ALL)
231 continue; 207 continue;
232 208
233 /* Note it is intentional that we check ob - the movement type of the 209 /* Note it is intentional that we check ob - the movement type of the
234 * head of the object should correspond for the entire object. 210 * head of the object should correspond for the entire object.
235 */ 211 */
236 if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block)) 212 if (ms.blocks (move_type))
237 return P_NO_PASS; 213 return 1;
238 } 214 }
239 215
240 return 0; 216 return 0;
241} 217}
242 218
243/* When the map is loaded, load_object does not actually insert objects 219//-GPL
244 * into inventory, but just links them. What this does is go through
245 * and insert them properly.
246 * The object 'container' is the object that contains the inventory.
247 * This is needed so that we can update the containers weight.
248 */
249void
250fix_container (object *container)
251{
252 object *tmp = container->inv, *next;
253
254 container->inv = 0;
255 while (tmp)
256 {
257 next = tmp->below;
258 if (tmp->inv)
259 fix_container (tmp);
260
261 insert_ob_in_ob (tmp, container);
262 tmp = next;
263 }
264
265 /* sum_weight will go through and calculate what all the containers are
266 * carrying.
267 */
268 sum_weight (container);
269}
270 220
271void 221void
272maptile::set_object_flag (int flag, int value) 222maptile::set_object_flag (int flag, int value)
273{ 223{
274 if (!spaces) 224 if (!spaces)
… …
276 226
277 for (mapspace *ms = spaces + size (); ms-- > spaces; ) 227 for (mapspace *ms = spaces + size (); ms-- > spaces; )
278 for (object *tmp = ms->bot; tmp; tmp = tmp->above) 228 for (object *tmp = ms->bot; tmp; tmp = tmp->above)
279 tmp->flag [flag] = value; 229 tmp->flag [flag] = value;
280} 230}
231
232void
233maptile::post_load_original ()
234{
235 if (!spaces)
236 return;
237
238 set_object_flag (FLAG_OBJ_ORIGINAL);
239
240 for (mapspace *ms = spaces + size (); ms-- > spaces; )
241 for (object *tmp = ms->bot; tmp; tmp = tmp->above)
242 INVOKE_OBJECT (RESET, tmp);
243}
244
245void
246maptile::post_load ()
247{
248#if 0
249 if (!spaces)
250 return;
251
252 for (mapspace *ms = spaces + size (); ms-- > spaces; )
253 for (object *tmp = ms->bot; tmp; tmp = tmp->above)
254 ; // nop
255#endif
256}
257
258//+GPL
281 259
282/* link_multipart_objects go through all the objects on the map looking 260/* link_multipart_objects go through all the objects on the map looking
283 * for objects whose arch says they are multipart yet according to the 261 * for objects whose arch says they are multipart yet according to the
284 * info we have, they only have the head (as would be expected when 262 * info we have, they only have the head (as would be expected when
285 * they are saved). 263 * they are saved).
… …
313 op = op->above; 291 op = op->above;
314 } 292 }
315 } 293 }
316} 294}
317 295
296//-GPL
297
318/* 298/*
319 * Loads (ands parses) the objects into a given map from the specified 299 * Loads (ands parses) the objects into a given map from the specified
320 * file pointer. 300 * file pointer.
321 */ 301 */
322bool 302bool
323maptile::_load_objects (object_thawer &f) 303maptile::_load_objects (object_thawer &f)
324{ 304{
325 for (;;) 305 for (;;)
326 { 306 {
327 coroapi::cede_to_tick_every (100); // cede once in a while 307 coroapi::cede_to_tick (); // cede once in a while
328 308
329 switch (f.kw) 309 switch (f.kw)
330 { 310 {
331 case KW_arch: 311 case KW_arch:
332 if (object *op = object::read (f, this)) 312 if (object *op = object::read (f, this))
333 { 313 {
314 // TODO: why?
334 if (op->inv) 315 if (op->inv)
335 sum_weight (op); 316 op->update_weight ();
336 317
337 insert_ob_in_map (op, this, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ON_TOP | INS_MAP_LOAD); 318 if (IN_RANGE_EXC (op->x, 0, width) && IN_RANGE_EXC (op->y, 0, height))
319 {
320 // we insert manually because
321 // a) its way faster
322 // b) we remove manually, too, and there are good reasons for that
323 // c) it's correct
324 mapspace &ms = at (op->x, op->y);
325
326 op->flag [FLAG_REMOVED] = false;
327
328 op->above = 0;
329 op->below = ms.top;
330
331 *(ms.top ? &ms.top->above : &ms.bot) = op;
332
333 ms.top = op;
334 ms.flags_ = 0;
335 }
336 else
337 {
338 f.parse_warn (format ("object %s out of range", op->debug_desc ()));
339 op->destroy ();
340 }
338 } 341 }
339 342
340 continue; 343 continue;
341 344
342 case KW_EOF: 345 case KW_EOF:
… …
418 return false; 421 return false;
419 422
420 return freezer.save (path); 423 return freezer.save (path);
421} 424}
422 425
423maptile::maptile () 426void
427maptile::init ()
424{ 428{
425 in_memory = MAP_SWAPPED; 429 in_memory = MAP_SWAPPED;
426 430
427 /* The maps used to pick up default x and y values from the 431 /* The maps used to pick up default x and y values from the
428 * map archetype. Mimic that behaviour. 432 * map archetype. Mimic that behaviour.
429 */ 433 */
430 width = 16; 434 width = 16;
431 height = 16; 435 height = 16;
432 timeout = 300; 436 timeout = 300;
433 max_nrof = 1000; // 1000 items of anything 437 max_items = MAX_ITEM_PER_ACTION;
434 max_volume = 2000000; // 2m³ 438 max_volume = 2000000; // 2m³
435}
436
437maptile::maptile (int w, int h)
438{
439 in_memory = MAP_SWAPPED;
440
441 width = w;
442 height = h;
443 reset_timeout = 0; 439 reset_timeout = 0;
444 timeout = 300;
445 enter_x = 0; 440 enter_x = 0;
446 enter_y = 0; 441 enter_y = 0;
442}
443
444maptile::maptile ()
445{
446 init ();
447}
448
449maptile::maptile (int w, int h)
450{
451 init ();
452
453 width = w;
454 height = h;
447 455
448 alloc (); 456 alloc ();
449} 457}
450 458
451/* 459/*
… …
459 if (spaces) 467 if (spaces)
460 return; 468 return;
461 469
462 spaces = salloc0<mapspace> (size ()); 470 spaces = salloc0<mapspace> (size ());
463} 471}
472
473//+GPL
464 474
465/* Takes a string from a map definition and outputs a pointer to the array of shopitems 475/* Takes a string from a map definition and outputs a pointer to the array of shopitems
466 * corresponding to that string. Memory is allocated for this, it must be freed 476 * corresponding to that string. Memory is allocated for this, it must be freed
467 * at a later date. 477 * at a later date.
468 * Called by parse_map_headers below. 478 * Called by parse_map_headers below.
… …
545 return items; 555 return items;
546} 556}
547 557
548/* opposite of parse string, this puts the string that was originally fed in to 558/* opposite of parse string, this puts the string that was originally fed in to
549 * the map (or something equivilent) into output_string. */ 559 * the map (or something equivilent) into output_string. */
550static void 560static const char *
551print_shop_string (maptile *m, char *output_string) 561print_shop_string (maptile *m)
552{ 562{
553 int i; 563 static dynbuf_text buf; buf.clear ();
554 char tmp[MAX_BUF];
555 564
556 strcpy (output_string, "");
557 for (i = 0; i < m->shopitems[0].index; i++) 565 for (int i = 0; i < m->shopitems[0].index; i++)
558 { 566 {
559 if (m->shopitems[i].typenum) 567 if (m->shopitems[i].typenum)
560 { 568 {
561 if (m->shopitems[i].strength) 569 if (m->shopitems[i].strength)
562 sprintf (tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength); 570 buf.printf ("%s:%d;", m->shopitems[i].name, m->shopitems[i].strength);
563 else 571 else
564 sprintf (tmp, "%s;", m->shopitems[i].name); 572 buf.printf ("%s;", m->shopitems[i].name);
565 } 573 }
566 else 574 else
567 { 575 {
568 if (m->shopitems[i].strength) 576 if (m->shopitems[i].strength)
569 sprintf (tmp, "*:%d;", m->shopitems[i].strength); 577 buf.printf ("*:%d;", m->shopitems[i].strength);
570 else 578 else
571 sprintf (tmp, "*"); 579 buf.printf ("*");
572 } 580 }
573
574 strcat (output_string, tmp);
575 } 581 }
582
583 return buf;
576} 584}
585
586//-GPL
577 587
578/* This loads the header information of the map. The header 588/* This loads the header information of the map. The header
579 * contains things like difficulty, size, timeout, etc. 589 * contains things like difficulty, size, timeout, etc.
580 * this used to be stored in the map object, but with the 590 * this used to be stored in the map object, but with the
581 * addition of tiling, fields beyond that easily named in an 591 * addition of tiling, fields beyond that easily named in an
… …
622 case KW_shopgreed: thawer.get (shopgreed); break; 632 case KW_shopgreed: thawer.get (shopgreed); break;
623 case KW_shopmin: thawer.get (shopmin); break; 633 case KW_shopmin: thawer.get (shopmin); break;
624 case KW_shopmax: thawer.get (shopmax); break; 634 case KW_shopmax: thawer.get (shopmax); break;
625 case KW_shoprace: thawer.get (shoprace); break; 635 case KW_shoprace: thawer.get (shoprace); break;
626 case KW_outdoor: thawer.get (outdoor); break; 636 case KW_outdoor: thawer.get (outdoor); break;
627 case KW_temp: thawer.get (temp); break;
628 case KW_pressure: thawer.get (pressure); break;
629 case KW_humid: thawer.get (humid); break;
630 case KW_windspeed: thawer.get (windspeed); break;
631 case KW_winddir: thawer.get (winddir); break;
632 case KW_sky: thawer.get (sky); break;
633 637
634 case KW_per_player: thawer.get (per_player); break; 638 case KW_per_player: thawer.get (per_player); break;
635 case KW_per_party: thawer.get (per_party); break; 639 case KW_per_party: thawer.get (per_party); break;
636 case KW_no_reset: thawer.get (no_reset); break; 640 case KW_no_reset: thawer.get (no_reset); break;
641 case KW_no_drop: thawer.get (no_drop); break;
637 642
638 case KW_region: default_region = region::find (thawer.get_str ()); break; 643 case KW_region: default_region = region::find (thawer.get_str ()); break;
639 case KW_shopitems: shopitems = parse_shop_string (thawer.get_str ()); break; 644 case KW_shopitems: shopitems = parse_shop_string (thawer.get_str ()); break;
640 645
641 // old names new names 646 // old names new names
… …
661 case KW_end: 666 case KW_end:
662 thawer.next (); 667 thawer.next ();
663 return true; 668 return true;
664 669
665 default: 670 default:
666 if (!thawer.parse_error ("map", 0)) 671 if (!thawer.parse_error ("map"))
667 return false; 672 return false;
668 break; 673 break;
669 } 674 }
670 675
671 thawer.next (); 676 thawer.next ();
672 } 677 }
673 678
674 abort (); 679 abort ();
675} 680}
681
682//+GPL
676 683
677/****************************************************************************** 684/******************************************************************************
678 * This is the start of unique map handling code 685 * This is the start of unique map handling code
679 *****************************************************************************/ 686 *****************************************************************************/
680 687
… …
687 int unique = 0; 694 int unique = 0;
688 for (object *op = spaces [i].bot; op; ) 695 for (object *op = spaces [i].bot; op; )
689 { 696 {
690 object *above = op->above; 697 object *above = op->above;
691 698
692 if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) 699 if (op->flag [FLAG_IS_FLOOR] && op->flag [FLAG_UNIQUE])
693 unique = 1; 700 unique = 1;
694 701
695 if (op->head_ () == op && (QUERY_FLAG (op, FLAG_UNIQUE) || unique)) 702 if (op->head_ () == op && (op->flag [FLAG_UNIQUE] || unique))
696 {
697 op->destroy_inv (false);
698 op->destroy (); 703 op->destroy ();
699 }
700 704
701 op = above; 705 op = above;
702 } 706 }
703 } 707 }
704} 708}
705 709
710//-GPL
711
706bool 712bool
707maptile::_save_header (object_freezer &freezer) 713maptile::_save_header (object_freezer &freezer)
708{ 714{
709#define MAP_OUT(k) freezer.put (KW_ ## k, k) 715#define MAP_OUT(k) freezer.put (KW(k), k)
710#define MAP_OUT2(k,v) freezer.put (KW_ ## k, v) 716#define MAP_OUT2(k,v) freezer.put (KW(k), v)
711 717
712 MAP_OUT2 (arch, "map"); 718 MAP_OUT2 (arch, CS(map));
713 719
714 if (name) MAP_OUT (name); 720 if (name) MAP_OUT (name);
715 MAP_OUT (swap_time); 721 MAP_OUT (swap_time);
716 MAP_OUT (reset_time); 722 MAP_OUT (reset_time);
717 MAP_OUT (reset_timeout); 723 MAP_OUT (reset_timeout);
718 MAP_OUT (fixed_resettime); 724 MAP_OUT (fixed_resettime);
719 MAP_OUT (no_reset); 725 MAP_OUT (no_reset);
726 MAP_OUT (no_drop);
720 MAP_OUT (difficulty); 727 MAP_OUT (difficulty);
721
722 if (default_region) MAP_OUT2 (region, default_region->name); 728 if (default_region) MAP_OUT2 (region, default_region->name);
723 729
724 if (shopitems) 730 if (shopitems) MAP_OUT2 (shopitems, print_shop_string (this));
725 {
726 char shop[MAX_BUF];
727 print_shop_string (this, shop);
728 MAP_OUT2 (shopitems, shop);
729 }
730
731 MAP_OUT (shopgreed); 731 MAP_OUT (shopgreed);
732 MAP_OUT (shopmin); 732 MAP_OUT (shopmin);
733 MAP_OUT (shopmax); 733 MAP_OUT (shopmax);
734 if (shoprace) MAP_OUT (shoprace); 734 if (shoprace) MAP_OUT (shoprace);
735 MAP_OUT (darkness); 735
736 MAP_OUT (width); 736 MAP_OUT (width);
737 MAP_OUT (height); 737 MAP_OUT (height);
738 MAP_OUT (enter_x); 738 MAP_OUT (enter_x);
739 MAP_OUT (enter_y); 739 MAP_OUT (enter_y);
740 740 MAP_OUT (darkness);
741 if (msg) freezer.put (KW_msg , KW_endmsg , msg);
742 if (maplore) freezer.put (KW_maplore, KW_endmaplore, maplore);
743
744 MAP_OUT (outdoor); 741 MAP_OUT (outdoor);
745 MAP_OUT (temp); 742
746 MAP_OUT (pressure); 743 if (msg) freezer.put (KW(msg) , KW(endmsg) , msg);
747 MAP_OUT (humid); 744 if (maplore) freezer.put (KW(maplore), KW(endmaplore), maplore);
748 MAP_OUT (windspeed);
749 MAP_OUT (winddir);
750 MAP_OUT (sky);
751 745
752 MAP_OUT (per_player); 746 MAP_OUT (per_player);
753 MAP_OUT (per_party); 747 MAP_OUT (per_party);
754 748
755 if (tile_path [0]) MAP_OUT2 (tile_path_1, tile_path [0]); 749 if (tile_path [0]) MAP_OUT2 (tile_path_1, tile_path [0]);
756 if (tile_path [1]) MAP_OUT2 (tile_path_2, tile_path [1]); 750 if (tile_path [1]) MAP_OUT2 (tile_path_2, tile_path [1]);
757 if (tile_path [2]) MAP_OUT2 (tile_path_3, tile_path [2]); 751 if (tile_path [2]) MAP_OUT2 (tile_path_3, tile_path [2]);
758 if (tile_path [3]) MAP_OUT2 (tile_path_4, tile_path [3]); 752 if (tile_path [3]) MAP_OUT2 (tile_path_4, tile_path [3]);
759 753
760 freezer.put (this); 754 freezer.put (this);
761 freezer.put (KW_end); 755 freezer.put (KW(end));
762 756
763 return true; 757 return true;
764} 758}
765 759
766bool 760bool
… …
771 if (!_save_header (freezer)) 765 if (!_save_header (freezer))
772 return false; 766 return false;
773 767
774 return freezer.save (path); 768 return freezer.save (path);
775} 769}
770
771//+GPL
776 772
777/* 773/*
778 * Remove and free all objects in the given map. 774 * Remove and free all objects in the given map.
779 */ 775 */
780void 776void
… …
789 if (ms->bot = op->above) 785 if (ms->bot = op->above)
790 ms->bot->below = 0; 786 ms->bot->below = 0;
791 787
792 op->flag [FLAG_REMOVED] = true; 788 op->flag [FLAG_REMOVED] = true;
793 789
790 object *head = op->head_ ();
794 if (op == op->head_ ()) 791 if (op == head)
792 op->destroy ();
793 else if (head->map != op->map)
795 { 794 {
796 op->destroy_inv (false); 795 LOG (llevDebug, "bad luck for object crossing map borders: %s", head->debug_desc ());
797 op->destroy (); 796 head->destroy ();
798 } 797 }
799 } 798 }
800 799
801 sfree (spaces, size ()), spaces = 0; 800 sfree0 (spaces, size ());
802 } 801 }
803 802
804 if (buttons) 803 if (buttons)
805 free_objectlinkpt (buttons), buttons = 0; 804 free_objectlinkpt (buttons), buttons = 0;
806 805
807 sfree (regions, size ()); regions = 0; 806 sfree0 (regions, size ());
808 delete [] regionmap; regionmap = 0; 807 delete [] regionmap; regionmap = 0;
809} 808}
810 809
811void 810void
812maptile::clear_header () 811maptile::clear_header ()
… …
846 845
847 clear (); 846 clear ();
848} 847}
849 848
850/* decay and destroy perishable items in a map */ 849/* decay and destroy perishable items in a map */
850// TODO: should be done regularly, not on map load?
851void 851void
852maptile::do_decay_objects () 852maptile::do_decay_objects ()
853{ 853{
854 if (!spaces) 854 if (!spaces)
855 return; 855 return;
… …
857 for (mapspace *ms = spaces + size (); ms-- > spaces; ) 857 for (mapspace *ms = spaces + size (); ms-- > spaces; )
858 for (object *above, *op = ms->bot; op; op = above) 858 for (object *above, *op = ms->bot; op; op = above)
859 { 859 {
860 above = op->above; 860 above = op->above;
861 861
862 // do not decay anything above unique floor tiles (yet :)
863 if (op->flag [FLAG_IS_FLOOR] && op->flag [FLAG_UNIQUE])
864 break;
865
862 bool destroy = 0; 866 bool destroy = 0;
863 867
864 // do not decay anything above unique floor tiles (yet :) 868 if (op->flag [FLAG_IS_FLOOR]
865 if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) 869 || op->flag [FLAG_OBJ_ORIGINAL]
866 break; 870 || op->flag [FLAG_UNIQUE]
867 871 || op->flag [FLAG_OVERLAY_FLOOR]
868 if (QUERY_FLAG (op, FLAG_IS_FLOOR) 872 || op->flag [FLAG_UNPAID]
869 || QUERY_FLAG (op, FLAG_OBJ_ORIGINAL)
870 || QUERY_FLAG (op, FLAG_UNIQUE)
871 || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR)
872 || QUERY_FLAG (op, FLAG_UNPAID)
873 || op->is_alive ()) 873 || op->is_alive ())
874 ; // do not decay 874 ; // do not decay
875 else if (op->is_weapon ()) 875 else if (op->is_weapon ())
876 { 876 {
877 op->stats.dam--; 877 op->stats.dam--;
… …
902 || mat & M_LIQUID 902 || mat & M_LIQUID
903 || (mat & M_IRON && rndm (1, 5) == 1) 903 || (mat & M_IRON && rndm (1, 5) == 1)
904 || (mat & M_GLASS && rndm (1, 2) == 1) 904 || (mat & M_GLASS && rndm (1, 2) == 1)
905 || ((mat & M_STONE || mat & M_ADAMANT) && rndm (1, 10) == 1) 905 || ((mat & M_STONE || mat & M_ADAMANT) && rndm (1, 10) == 1)
906 || ((mat & M_SOFT_METAL || mat & M_BONE) && rndm (1, 3) == 1) 906 || ((mat & M_SOFT_METAL || mat & M_BONE) && rndm (1, 3) == 1)
907 || (mat & M_ICE && temp > 32)) 907 //|| (mat & M_ICE && temp > 32)
908 )
908 destroy = 1; 909 destroy = 1;
909 } 910 }
910 911
911 /* adjust overall chance below */ 912 /* adjust overall chance below */
912 if (destroy && rndm (0, 1)) 913 if (destroy && rndm (0, 1))
913 op->destroy (); 914 op->destroy ();
914 }
915}
916
917/*
918 * Updates every button on the map (by calling update_button() for them).
919 */
920void
921maptile::update_buttons ()
922{
923 for (oblinkpt *obp = buttons; obp; obp = obp->next)
924 for (objectlink *ol = obp->link; ol; ol = ol->next)
925 {
926 if (!ol->ob)
927 {
928 LOG (llevError, "Internal error in update_button (%s (%dx%d), connected %ld).\n",
929 ol->ob ? (const char *) ol->ob->name : "null", ol->ob ? ol->ob->x : -1, ol->ob ? ol->ob->y : -1, obp->value);
930 continue;
931 }
932
933 if (ol->ob->type == BUTTON || ol->ob->type == PEDESTAL)
934 {
935 update_button (ol->ob);
936 break;
937 }
938 } 915 }
939} 916}
940 917
941/* 918/*
942 * This routine is supposed to find out the difficulty of the map. 919 * This routine is supposed to find out the difficulty of the map.
943 * difficulty does not have a lot to do with character level, 920 * difficulty does not have a lot to do with character level,
944 * but does have a lot to do with treasure on the map. 921 * but does have a lot to do with treasure on the map.
945 * 922 *
946 * Difficulty can now be set by the map creature. If the value stored 923 * Difficulty can now be set by the map creator. If the value stored
947 * in the map is zero, then use this routine. Maps should really 924 * in the map is zero, then use this routine. Maps should really
948 * have a difficulty set than using this function - human calculation 925 * have a difficulty set rather than using this function - human calculation
949 * is much better than this functions guesswork. 926 * is much better than this function's guesswork.
950 */ 927 */
951int 928int
952maptile::estimate_difficulty () const 929maptile::estimate_difficulty () const
953{ 930{
954 long monster_cnt = 0; 931 long monster_cnt = 0;
… …
956 sint64 total_exp = 0; 933 sint64 total_exp = 0;
957 934
958 for (mapspace *ms = spaces + size (); ms-- > spaces; ) 935 for (mapspace *ms = spaces + size (); ms-- > spaces; )
959 for (object *op = ms->bot; op; op = op->above) 936 for (object *op = ms->bot; op; op = op->above)
960 { 937 {
961 if (QUERY_FLAG (op, FLAG_MONSTER)) 938 if (op->flag [FLAG_MONSTER])
962 { 939 {
963 total_exp += op->stats.exp; 940 total_exp += op->stats.exp;
964 monster_cnt++; 941 monster_cnt++;
965 } 942 }
966 943
967 if (QUERY_FLAG (op, FLAG_GENERATOR)) 944 if (op->flag [FLAG_GENERATOR])
968 { 945 {
969 total_exp += op->stats.exp; 946 total_exp += op->stats.exp;
970 947
971 if (archetype *at = type_to_archetype (GENERATE_TYPE (op))) 948 if (archetype *at = op->other_arch)
949 {
972 total_exp += at->stats.exp * 8; 950 total_exp += at->stats.exp * 8;
973
974 monster_cnt++; 951 monster_cnt++;
952 }
953
954 for (object *inv = op->inv; inv; inv = inv->below)
955 {
956 total_exp += op->stats.exp * 8;
957 monster_cnt++;
958 }
975 } 959 }
976 } 960 }
977 961
978 avgexp = (double) total_exp / monster_cnt; 962 avgexp = (double) total_exp / monster_cnt;
979 963
… …
992 * postive values make it darker, negative make it brighter 976 * postive values make it darker, negative make it brighter
993 */ 977 */
994int 978int
995maptile::change_map_light (int change) 979maptile::change_map_light (int change)
996{ 980{
997 int new_level = darkness + change;
998
999 /* Nothing to do */ 981 /* Nothing to do */
1000 if (!change || (new_level <= 0 && darkness == 0) || (new_level >= MAX_DARKNESS && darkness >= MAX_DARKNESS)) 982 if (!change)
1001 return 0; 983 return 0;
1002 984
1003 /* inform all players on the map */ 985 /* inform all players on the map */
1004 if (change > 0) 986 if (change > 0)
1005 new_info_map (NDI_BLACK | NDI_UNIQUE, this, "It becomes darker."); 987 new_info_map (NDI_BLACK | NDI_UNIQUE, this, "It becomes darker.");
1006 else 988 else
1007 new_info_map (NDI_BLACK | NDI_UNIQUE, this, "It becomes brighter."); 989 new_info_map (NDI_BLACK | NDI_UNIQUE, this, "It becomes brighter.");
1008 990
1009 /* Do extra checking. since darkness is a unsigned value, 991 darkness = clamp (darkness + change, -MAX_DARKNESS, MAX_DARKNESS);
1010 * we need to be extra careful about negative values.
1011 * In general, the checks below are only needed if change
1012 * is not +/-1
1013 */
1014 if (new_level < 0)
1015 darkness = 0;
1016 else if (new_level >= MAX_DARKNESS)
1017 darkness = MAX_DARKNESS;
1018 else
1019 darkness = new_level;
1020 992
1021 /* All clients need to get re-updated for the change */ 993 /* All clients need to get re-updated for the change */
1022 update_all_map_los (this); 994 update_all_map_los (this);
995
1023 return 1; 996 return 1;
1024} 997}
1025 998
1026/* 999/*
1027 * This function updates various attributes about a specific space 1000 * This function updates various attributes about a specific space
… …
1030 * through, etc) 1003 * through, etc)
1031 */ 1004 */
1032void 1005void
1033mapspace::update_ () 1006mapspace::update_ ()
1034{ 1007{
1035 object *tmp, *last = 0; 1008 object *last = 0;
1036 uint8 flags = P_UPTODATE, light = 0, anywhere = 0; 1009 uint8 flags = P_UPTODATE;
1010 sint8 light = 0;
1037 MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0; 1011 MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;
1012 uint64_t volume = 0;
1013 uint32_t items = 0;
1014 object *anywhere = 0;
1015 uint8_t middle_visibility = 0;
1038 1016
1039 //object *middle = 0; 1017 //object *middle = 0;
1040 //object *top = 0; 1018 //object *top = 0;
1041 //object *floor = 0; 1019 //object *floor = 0;
1042 // this seems to generate better code than using locals, above 1020 // this seems to generate better code than using locals, above
1043 object *&top = faces_obj[0] = 0; 1021 object *&top = faces_obj[0] = 0;
1044 object *&middle = faces_obj[1] = 0; 1022 object *&middle = faces_obj[1] = 0;
1045 object *&floor = faces_obj[2] = 0; 1023 object *&floor = faces_obj[2] = 0;
1046 1024
1025 object::flags_t allflags; // all flags of all objects or'ed together
1026
1047 for (tmp = bot; tmp; last = tmp, tmp = tmp->above) 1027 for (object *tmp = bot; tmp; last = tmp, tmp = tmp->above)
1048 { 1028 {
1049 /* This could be made additive I guess (two lights better than 1029 // Lights are additive, up to MAX_LIGHT_RADIUS, see los.C)
1050 * one). But if so, it shouldn't be a simple additive - 2
1051 * light bulbs do not illuminate twice as far as once since
1052 * it is a dissapation factor that is cubed.
1053 */
1054 if (tmp->glow_radius > light)
1055 light = tmp->glow_radius; 1030 light += tmp->glow_radius;
1056 1031
1057 /* This call is needed in order to update objects the player 1032 /* This call is needed in order to update objects the player
1058 * is standing in that have animations (ie, grass, fire, etc). 1033 * is standing in that have animations (ie, grass, fire, etc).
1059 * However, it also causes the look window to be re-drawn 1034 * However, it also causes the look window to be re-drawn
1060 * 3 times each time the player moves, because many of the 1035 * 3 times each time the player moves, because many of the
1061 * functions the move_player calls eventualy call this. 1036 * functions the move_player calls eventualy call this.
1062 * 1037 *
1063 * Always put the player down for drawing. 1038 * Always put the player down for drawing.
1064 */ 1039 */
1065 if (!tmp->invisible) 1040 if (expect_true (!tmp->invisible))
1066 { 1041 {
1067 if ((tmp->type == PLAYER || QUERY_FLAG (tmp, FLAG_MONSTER))) 1042 if (expect_false (tmp->type == PLAYER || tmp->flag [FLAG_MONSTER]))
1068 top = tmp; 1043 top = tmp;
1069 else if (QUERY_FLAG (tmp, FLAG_IS_FLOOR)) 1044 else if (expect_false (tmp->flag [FLAG_IS_FLOOR]))
1070 { 1045 {
1071 /* If we got a floor, that means middle and top were below it, 1046 /* If we got a floor, that means middle and top were below it,
1072 * so should not be visible, so we clear them. 1047 * so should not be visible, so we clear them.
1073 */ 1048 */
1074 middle = 0; 1049 middle = 0;
1075 top = 0; 1050 top = 0;
1076 floor = tmp; 1051 floor = tmp;
1052 volume = 0;
1053 items = 0;
1077 } 1054 }
1078 /* Flag anywhere have high priority */ 1055 else
1079 else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))
1080 { 1056 {
1057 if (expect_true (!tmp->flag [FLAG_NO_PICK]))
1058 {
1059 ++items;
1060 volume += tmp->volume ();
1061 }
1062
1063 /* Flag anywhere have high priority */
1064 if (expect_false (tmp->flag [FLAG_SEE_ANYWHERE]))
1065 anywhere = tmp;
1066
1067 /* Find the highest visible face around. If equal
1068 * visibilities, we still want the one nearer to the
1069 * top
1070 */
1071 if (expect_false (::faces [tmp->face].visibility >= middle_visibility))
1072 {
1073 middle_visibility = ::faces [tmp->face].visibility;
1081 middle = tmp; 1074 middle = tmp;
1082 anywhere = 1; 1075 }
1083 } 1076 }
1084 /* Find the highest visible face around. If equal
1085 * visibilities, we still want the one nearer to the
1086 * top
1087 */
1088 else if (!middle || (::faces [tmp->face].visibility > ::faces [middle->face].visibility && !anywhere))
1089 middle = tmp;
1090 }
1091
1092 if (tmp == tmp->above)
1093 {
1094 LOG (llevError, "Error in structure of map\n");
1095 exit (-1);
1096 } 1077 }
1097 1078
1098 move_slow |= tmp->move_slow; 1079 move_slow |= tmp->move_slow;
1099 move_block |= tmp->move_block; 1080 move_block |= tmp->move_block;
1100 move_on |= tmp->move_on; 1081 move_on |= tmp->move_on;
1101 move_off |= tmp->move_off; 1082 move_off |= tmp->move_off;
1102 move_allow |= tmp->move_allow; 1083 move_allow |= tmp->move_allow;
1103 1084
1104 if (QUERY_FLAG (tmp, FLAG_BLOCKSVIEW)) flags |= P_BLOCKSVIEW; 1085 allflags |= tmp->flag;
1105 if (QUERY_FLAG (tmp, FLAG_NO_MAGIC)) flags |= P_NO_MAGIC; 1086
1106 if (tmp->type == PLAYER) flags |= P_PLAYER; 1087 if (tmp->type == PLAYER) flags |= P_PLAYER;
1107 if (tmp->type == SAFE_GROUND) flags |= P_SAFE; 1088 if (tmp->type == SAFE_GROUND) flags |= P_SAFE;
1108 if (QUERY_FLAG (tmp, FLAG_ALIVE)) flags |= P_IS_ALIVE;
1109 if (QUERY_FLAG (tmp, FLAG_DAMNED)) flags |= P_NO_CLERIC;
1110 } 1089 }
1111 1090
1112 this->light = light; 1091 // FLAG_SEE_ANYWHERE takes precedence
1092 if (anywhere)
1093 middle = anywhere;
1094
1095 // ORing all flags together and checking them here is much faster
1096 if (allflags [FLAG_BLOCKSVIEW]) flags |= P_BLOCKSVIEW;
1097 if (allflags [FLAG_NO_MAGIC] ) flags |= P_NO_MAGIC;
1098 if (allflags [FLAG_ALIVE] ) flags |= P_IS_ALIVE;
1099 if (allflags [FLAG_DAMNED] ) flags |= P_NO_CLERIC;
1100
1101 this->light = min (light, MAX_LIGHT_RADIUS);
1113 this->flags_ = flags; 1102 this->flags_ = flags;
1114 this->move_block = move_block & ~move_allow; 1103 this->move_block = move_block & ~move_allow;
1115 this->move_on = move_on; 1104 this->move_on = move_on;
1116 this->move_off = move_off; 1105 this->move_off = move_off;
1117 this->move_slow = move_slow; 1106 this->move_slow = move_slow;
1107 this->volume_ = (volume + 1023) / 1024;
1108 this->items_ = upos_min (items, 65535); // assume nrof <= 2**31
1118 1109
1119 /* At this point, we have a floor face (if there is a floor), 1110 /* At this point, we have a floor face (if there is a floor),
1120 * and the floor is set - we are not going to touch it at 1111 * and the floor is set - we are not going to touch it at
1121 * this point. 1112 * this point.
1122 * middle contains the highest visibility face. 1113 * middle contains the highest visibility face.
… …
1137 * 1) top face is set, need middle to be set. 1128 * 1) top face is set, need middle to be set.
1138 * 2) middle is set, need to set top. 1129 * 2) middle is set, need to set top.
1139 * 3) neither middle or top is set - need to set both. 1130 * 3) neither middle or top is set - need to set both.
1140 */ 1131 */
1141 1132
1142 for (tmp = last; tmp; tmp = tmp->below) 1133 for (object *tmp = last; tmp; tmp = tmp->below)
1143 { 1134 {
1144 /* Once we get to a floor, stop, since we already have a floor object */ 1135 /* Once we get to a floor, stop, since we already have a floor object */
1145 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR)) 1136 if (tmp->flag [FLAG_IS_FLOOR])
1146 break; 1137 break;
1147 1138
1148 /* If two top faces are already set, quit processing */ 1139 /* If two top faces are already set, quit processing */
1149 if (top && middle) 1140 if (top && middle)
1150 break; 1141 break;
… …
1188 faces_obj [1] = middle; 1179 faces_obj [1] = middle;
1189 faces_obj [2] = floor; 1180 faces_obj [2] = floor;
1190#endif 1181#endif
1191} 1182}
1192 1183
1193uint64 1184maptile *
1194mapspace::volume () const
1195{
1196 uint64 vol = 0;
1197
1198 for (object *op = top; op && !op->flag [FLAG_NO_PICK]; op = op->below)
1199 vol += op->volume ();
1200
1201 return vol;
1202}
1203
1204bool
1205maptile::tile_available (int dir, bool load) 1185maptile::tile_available (int dir, bool load)
1206{ 1186{
1207 if (!tile_path[dir]) 1187 if (tile_path[dir])
1208 return 0; 1188 {
1209
1210 if (tile_map[dir] && (!load || tile_map[dir]->in_memory == MAP_IN_MEMORY)) 1189 if (tile_map[dir] && (!load || tile_map[dir]->in_memory == MAP_ACTIVE))
1211 return 1; 1190 return tile_map[dir];
1212 1191
1213 if ((tile_map[dir] = find_async (tile_path[dir], this, load))) 1192 if ((tile_map[dir] = find_async (tile_path[dir], this, load)))
1214 return 1; 1193 return tile_map[dir];
1194 }
1215 1195
1216 return 0; 1196 return 0;
1217} 1197}
1218 1198
1219/* this returns TRUE if the coordinates (x,y) are out of 1199/* this returns TRUE if the coordinates (x,y) are out of
… …
1444 * 1424 *
1445 * currently, the only flag supported (0x1) is don't translate for 1425 * currently, the only flag supported (0x1) is don't translate for
1446 * closest body part of 'op1' 1426 * closest body part of 'op1'
1447 */ 1427 */
1448void 1428void
1449get_rangevector (object *op1, object *op2, rv_vector * retval, int flags) 1429get_rangevector (object *op1, object *op2, rv_vector *retval, int flags)
1450{ 1430{
1451 if (!adjacent_map (op1->map, op2->map, &retval->distance_x, &retval->distance_y)) 1431 if (!adjacent_map (op1->map, op2->map, &retval->distance_x, &retval->distance_y))
1452 { 1432 {
1453 /* be conservative and fill in _some_ data */ 1433 /* be conservative and fill in _some_ data */
1454 retval->distance = 10000; 1434 retval->distance = 10000;
1455 retval->distance_x = 10000; 1435 retval->distance_x = 10000;
1456 retval->distance_y = 10000; 1436 retval->distance_y = 10000;
1457 retval->direction = 0; 1437 retval->direction = 0;
1458 retval->part = 0; 1438 retval->part = 0;
1459 } 1439 }
1460 else 1440 else
1461 { 1441 {
1462 object *best;
1463
1464 retval->distance_x += op2->x - op1->x; 1442 retval->distance_x += op2->x - op1->x;
1465 retval->distance_y += op2->y - op1->y; 1443 retval->distance_y += op2->y - op1->y;
1466 1444
1467 best = op1; 1445 object *best = op1;
1446
1468 /* If this is multipart, find the closest part now */ 1447 /* If this is multipart, find the closest part now */
1469 if (!(flags & 0x1) && op1->more) 1448 if (!(flags & 1) && op1->more)
1470 { 1449 {
1471 int best_distance = retval->distance_x * retval->distance_x + retval->distance_y * retval->distance_y, tmpi; 1450 int best_distance = idistance (retval->distance_x, retval->distance_y);
1472 1451
1473 /* we just take the offset of the piece to head to figure 1452 /* we just take the offset of the piece to head to figure
1474 * distance instead of doing all that work above again 1453 * distance instead of doing all that work above again
1475 * since the distance fields we set above are positive in the 1454 * since the distance fields we set above are positive in the
1476 * same axis as is used for multipart objects, the simply arithmetic 1455 * same axis as is used for multipart objects, the simply arithmetic
1477 * below works. 1456 * below works.
1478 */ 1457 */
1479 for (object *tmp = op1->more; tmp; tmp = tmp->more) 1458 for (object *tmp = op1->more; tmp; tmp = tmp->more)
1480 { 1459 {
1481 tmpi = (op1->x - tmp->x + retval->distance_x) * (op1->x - tmp->x + retval->distance_x) + 1460 int tmpi = idistance (op1->x - tmp->x + retval->distance_x, op1->y - tmp->y + retval->distance_y);
1482 (op1->y - tmp->y + retval->distance_y) * (op1->y - tmp->y + retval->distance_y); 1461
1483 if (tmpi < best_distance) 1462 if (tmpi < best_distance)
1484 { 1463 {
1485 best_distance = tmpi; 1464 best_distance = tmpi;
1486 best = tmp; 1465 best = tmp;
1487 } 1466 }
1488 } 1467 }
1489 1468
1490 if (best != op1) 1469 if (best != op1)
1491 { 1470 {
1492 retval->distance_x += op1->x - best->x; 1471 retval->distance_x += op1->x - best->x;
1493 retval->distance_y += op1->y - best->y; 1472 retval->distance_y += op1->y - best->y;
1494 } 1473 }
1495 } 1474 }
1496 1475
1497 retval->part = best; 1476 retval->part = best;
1498 retval->distance = upos_max (abs (retval->distance_x), abs (retval->distance_y)); 1477 retval->distance = upos_max (abs (retval->distance_x), abs (retval->distance_y));
1499 retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y); 1478 retval->direction = find_dir_2 (retval->distance_x, retval->distance_y);
1500 } 1479 }
1501} 1480}
1502 1481
1503/* this is basically the same as get_rangevector above, but instead of 1482/* this is basically the same as get_rangevector above, but instead of
1504 * the first parameter being an object, it instead is the map 1483 * the first parameter being an object, it instead is the map
… …
1514get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector *retval, int flags) 1493get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector *retval, int flags)
1515{ 1494{
1516 if (!adjacent_map (m, op2->map, &retval->distance_x, &retval->distance_y)) 1495 if (!adjacent_map (m, op2->map, &retval->distance_x, &retval->distance_y))
1517 { 1496 {
1518 /* be conservative and fill in _some_ data */ 1497 /* be conservative and fill in _some_ data */
1519 retval->distance = 100000; 1498 retval->distance = 100000;
1520 retval->distance_x = 32767; 1499 retval->distance_x = 32767;
1521 retval->distance_y = 32767; 1500 retval->distance_y = 32767;
1522 retval->direction = 0; 1501 retval->direction = 0;
1523 retval->part = 0; 1502 retval->part = 0;
1524 } 1503 }
1525 else 1504 else
1526 { 1505 {
1527 retval->distance_x += op2->x - x; 1506 retval->distance_x += op2->x - x;
1528 retval->distance_y += op2->y - y; 1507 retval->distance_y += op2->y - y;
1529 1508
1530 retval->part = NULL; 1509 retval->part = 0;
1531 retval->distance = idistance (retval->distance_x, retval->distance_y); 1510 retval->distance = upos_max (abs (retval->distance_x), abs (retval->distance_y));
1532 retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y); 1511 retval->direction = find_dir_2 (retval->distance_x, retval->distance_y);
1533 } 1512 }
1534} 1513}
1535 1514
1536/* Returns true of op1 and op2 are effectively on the same map 1515/* Returns true of op1 and op2 are effectively on the same map
1537 * (as related to map tiling). Note that this looks for a path from 1516 * (as related to map tiling). Note that this looks for a path from
… …
1547 int dx, dy; 1526 int dx, dy;
1548 1527
1549 return adjacent_map (op1->map, op2->map, &dx, &dy); 1528 return adjacent_map (op1->map, op2->map, &dx, &dy);
1550} 1529}
1551 1530
1531//-GPL
1532
1552object * 1533object *
1553maptile::insert (object *op, int x, int y, object *originator, int flags) 1534maptile::insert (object *op, int x, int y, object *originator, int flags)
1554{ 1535{
1555 if (!op->flag [FLAG_REMOVED])
1556 op->remove ();
1557
1558 return insert_ob_in_map_at (op, this, originator, flags, x, y); 1536 return insert_ob_in_map_at (op, this, originator, flags, x, y);
1559} 1537}
1560 1538
1561region * 1539region *
1562maptile::region (int x, int y) const 1540maptile::region (int x, int y) const
… …
1571 return default_region; 1549 return default_region;
1572 1550
1573 return ::region::default_region (); 1551 return ::region::default_region ();
1574} 1552}
1575 1553
1554//+GPL
1555
1576/* picks a random object from a style map. 1556/* picks a random object from a style map.
1577 * Redone by MSW so it should be faster and not use static
1578 * variables to generate tables.
1579 */ 1557 */
1580object * 1558object *
1581maptile::pick_random_object () const 1559maptile::pick_random_object (rand_gen &gen) const
1582{ 1560{
1583 /* while returning a null object will result in a crash, that 1561 /* while returning a null object will result in a crash, that
1584 * is actually preferable to an infinite loop. That is because 1562 * is actually preferable to an infinite loop. That is because
1585 * most servers will automatically restart in case of crash. 1563 * most servers will automatically restart in case of crash.
1586 * Change the logic on getting the random space - shouldn't make 1564 * Change the logic on getting the random space - shouldn't make
1587 * any difference, but this seems clearer to me. 1565 * any difference, but this seems clearer to me.
1588 */ 1566 */
1589 for (int i = 1000; --i;) 1567 for (int i = 1000; --i;)
1590 { 1568 {
1591 object *pick = at (rndm (width), rndm (height)).bot; 1569 object *pick = at (gen (width), gen (height)).bot;
1592 1570
1593 // do not prefer big monsters just because they are big. 1571 // must be head: do not prefer big monsters just because they are big.
1594 if (pick && pick->head_ () == pick) 1572 if (pick && pick->is_head ())
1595 return pick->head_ (); 1573 return pick;
1596 } 1574 }
1597 1575
1598 // instead of crashing in the unlikely(?) case, try to return *something* 1576 // instead of crashing in the unlikely(?) case, try to return *something*
1599 return get_archetype ("blocked"); 1577 return archetype::find (shstr_bug);
1600} 1578}
1579
1580//-GPL
1601 1581
1602void 1582void
1603maptile::play_sound (faceidx sound, int x, int y) const 1583maptile::play_sound (faceidx sound, int x, int y) const
1604{ 1584{
1605 if (!sound) 1585 if (!sound)
1606 return; 1586 return;
1607 1587
1588 for_all_players_on_map (pl, this)
1589 if (client *ns = pl->ns)
1590 {
1591 int dx = x - pl->ob->x;
1592 int dy = y - pl->ob->y;
1593
1594 int distance = idistance (dx, dy);
1595
1596 if (distance <= MAX_SOUND_DISTANCE)
1597 ns->play_sound (sound, dx, dy);
1598 }
1599}
1600
1601void
1602maptile::say_msg (const char *msg, int x, int y) const
1603{
1608 for_all_players (pl) 1604 for_all_players (pl)
1609 if (pl->observe->map == this)
1610 if (client *ns = pl->ns) 1605 if (client *ns = pl->ns)
1611 { 1606 {
1612 int dx = x - pl->observe->x; 1607 int dx = x - pl->ob->x;
1613 int dy = y - pl->observe->y; 1608 int dy = y - pl->ob->y;
1614 1609
1615 int distance = idistance (dx, dy); 1610 int distance = idistance (dx, dy);
1616 1611
1617 if (distance <= MAX_SOUND_DISTANCE) 1612 if (distance <= MAX_SOUND_DISTANCE)
1618 ns->play_sound (sound, dx, dy); 1613 ns->send_msg (NDI_GREY | NDI_DEF, SAY_CHANNEL, msg);
1619 } 1614 }
1620} 1615}
1621 1616
1617dynbuf mapwalk_buf (sizeof (maprect) * 25, sizeof (maprect) * 25);
1618
1619static void
1620split_to_tiles (dynbuf &buf, maptile *m, int x0, int y0, int x1, int y1, int dx, int dy)
1621{
1622 // clip to map to the left
1623 if (x0 < 0)
1624 {
1625 if (maptile *tile = m->tile_available (TILE_LEFT, 1))
1626 split_to_tiles (buf, tile, x0 + tile->width, y0, min (x1 + tile->width, tile->width), y1, dx - tile->width, dy);
1627
1628 if (x1 < 0) // entirely to the left
1629 return;
1630
1631 x0 = 0;
1632 }
1633
1634 // clip to map to the right
1635 if (x1 > m->width)
1636 {
1637 if (maptile *tile = m->tile_available (TILE_RIGHT, 1))
1638 split_to_tiles (buf, tile, max (x0 - m->width, 0), y0, x1 - m->width, y1, dx + m->width, dy);
1639
1640 if (x0 > m->width) // entirely to the right
1641 return;
1642
1643 x1 = m->width;
1644 }
1645
1646 // clip to map above
1647 if (y0 < 0)
1648 {
1649 if (maptile *tile = m->tile_available (TILE_UP, 1))
1650 split_to_tiles (buf, tile, x0, y0 + tile->height, x1, min (y1 + tile->height, tile->height), dx, dy - tile->height);
1651
1652 if (y1 < 0) // entirely above
1653 return;
1654
1655 y0 = 0;
1656 }
1657
1658 // clip to map below
1659 if (y1 > m->height)
1660 {
1661 if (maptile *tile = m->tile_available (TILE_DOWN, 1))
1662 split_to_tiles (buf, tile, x0, max (y0 - m->height, 0), x1, y1 - m->height, dx, dy + m->height);
1663
1664 if (y0 > m->height) // entirely below
1665 return;
1666
1667 y1 = m->height;
1668 }
1669
1670 // if we get here, the rect is within the current map
1671 maprect *r = (maprect *)buf.alloc (sizeof (maprect));
1672
1673 r->m = m;
1674 r->x0 = x0;
1675 r->y0 = y0;
1676 r->x1 = x1;
1677 r->y1 = y1;
1678 r->dx = dx;
1679 r->dy = dy;
1680}
1681
1682maprect *
1683maptile::split_to_tiles (dynbuf &buf, int x0, int y0, int x1, int y1)
1684{
1685 buf.clear ();
1686
1687 ::split_to_tiles (buf, this, x0, y0, x1, y1, 0, 0);
1688
1689 // add end marker
1690 maprect *r = (maprect *)buf.alloc (sizeof (maprect));
1691 r->m = 0;
1692
1693 return (maprect *)buf.linearise ();
1694}
1695

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