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Comparing deliantra/server/common/arch.C (file contents):
Revision 1.92 by root, Thu Nov 5 15:43:21 2009 UTC vs.
Revision 1.119 by root, Sat Dec 1 20:22:12 2018 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 (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 5 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team 6 * Copyright (©) 2002 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 7 * Copyright (©) 1992 Frank Tore Johansen
7 * 8 *
8 * Deliantra is free software: you can redistribute it and/or modify it under 9 * Deliantra is free software: you can redistribute it and/or modify it under
9 * the terms of the Affero GNU General Public License as published by the 10 * the terms of the Affero GNU General Public License as published by the
10 * Free Software Foundation, either version 3 of the License, or (at your 11 * Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version. 12 * option) any later version.
12 * 13 *
13 * This program is distributed in the hope that it will be useful, 14 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 17 * GNU General Public License for more details.
17 * 18 *
18 * You should have received a copy of the Affero GNU General Public License 19 * You should have received a copy of the Affero GNU General Public License
19 * and the GNU General Public License along with this program. If not, see 20 * and the GNU General Public License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>. 21 * <http://www.gnu.org/licenses/>.
21 * 22 *
22 * The authors can be reached via e-mail to <support@deliantra.net> 23 * The authors can be reached via e-mail to <support@deliantra.net>
23 */ 24 */
24 25
25#include <cassert> 26#include <cassert>
27#include <functional>
28
29#include <flat_hash_map.hpp>
26 30
27#include <global.h> 31#include <global.h>
28#include <loader.h>
29
30#include <tr1/functional>
31#include <tr1/unordered_map>
32 32
33archetype *loading_arch; // ugly flag to object loader etc. to suppress/request special processing 33archetype *loading_arch; // ugly flag to object loader etc. to suppress/request special processing
34arch_ptr archetype::empty; 34arch_ptr archetype::empty;
35 35
36// the hashtable 36// the hashtable
37typedef std::tr1::unordered_map 37typedef ska::flat_hash_map
38 < 38 <
39 const char *, 39 const char *,
40 arch_ptr, 40 arch_ptr,
41 str_hash, 41 str_hash,
42 str_equal, 42 str_equal,
52static std::vector< std::pair<arch_ptr *, shstr> > postponed_arch_ref; 52static std::vector< std::pair<arch_ptr *, shstr> > postponed_arch_ref;
53// the vector of loaded but not yet committed archetypes 53// the vector of loaded but not yet committed archetypes
54static std::vector<archetype *> postponed_arch; 54static std::vector<archetype *> postponed_arch;
55 55
56//+GPL 56//+GPL
57
58/*
59 * Creates an object. This function is called by archetype::get ()
60 * if it fails to find the appropriate archetype.
61 * Thus archetype::get() will be guaranteed to always return
62 * an object, and never NULL.
63 */
64static object *
65create_singularity (const char *name)
66{
67 LOG (llevError | logBacktrace, "FATAL: creating singularity for '%s'.\n", name);
68
69 if (!strcmp (name, "bug"))
70 abort ();
71
72 object *op = archetype::get (shstr_bug);
73 op->name = op->name_pl = format ("bug, please report (missing archetype %s)", name);
74
75 return op;
76}
57 77
58/** 78/**
59 * GROS - This function retrieves an archetype given the name that appears 79 * GROS - This function retrieves an archetype given the name that appears
60 * during the game (for example, "writing pen" instead of "stylus"). 80 * during the game (for example, "writing pen" instead of "stylus").
61 * It does not use the hashtable system, but browse the whole archlist each time. 81 * It does not use the hashtable system, but browse the whole archlist each time.
193 /* All is a very generic match - low match value */ 213 /* All is a very generic match - low match value */
194 if (!strcmp (cp, "all")) 214 if (!strcmp (cp, "all"))
195 return 1; 215 return 1;
196 216
197 /* unpaid is a little more specific */ 217 /* unpaid is a little more specific */
198 if (!strcmp (cp, "unpaid") && QUERY_FLAG (op, FLAG_UNPAID)) 218 if (!strcmp (cp, "unpaid") && op->flag [FLAG_UNPAID])
199 return 2; 219 return 2;
200 220
201 if (!strcmp (cp, "cursed") && QUERY_FLAG (op, FLAG_KNOWN_CURSED) && (QUERY_FLAG (op, FLAG_CURSED) || QUERY_FLAG (op, FLAG_DAMNED))) 221 if (!strcmp (cp, "cursed") && op->flag [FLAG_KNOWN_CURSED] && (op->flag [FLAG_CURSED] || op->flag [FLAG_DAMNED]))
202 return 2; 222 return 2;
203 223
204 if (!strcmp (cp, "unlocked") && !QUERY_FLAG (op, FLAG_INV_LOCKED)) 224 if (!strcmp (cp, "unlocked") && !op->flag [FLAG_INV_LOCKED])
205 return 2; 225 return 2;
206 226
207 /* Allow for things like '100 arrows' */ 227 /* Allow for things like '100 arrows' */
208 if ((count = atoi (cp)) != 0) 228 if ((count = atoi (cp)) != 0)
209 { 229 {
280 return 0; 300 return 0;
281} 301}
282 302
283//-GPL 303//-GPL
284 304
305void
306archetype::do_delete ()
307{
308 delete this;
309}
310
285archetype::archetype (const char *name) 311archetype::archetype (const char *name)
286{ 312{
287 arch = this; 313 arch = this;
288 this->archname = this->name = this->name_pl = name; 314 this->archname = this->name = this->name_pl = name;
289} 315}
321archetype::find (const char *name) 347archetype::find (const char *name)
322{ 348{
323 if (!name) 349 if (!name)
324 return 0; 350 return 0;
325 351
326 auto (i, ht.find (name)); 352 auto i = ht.find (name);
327 353
328 if (i == ht.end ()) 354 if (i == ht.end ())
329 return 0; 355 return 0;
330 else 356 else
331 return i->second; 357 return i->second;
332} 358}
333 359
360void
361archetype::post_load_check ()
362{
363 assert (("obj_original MUST NOT be set for archetypes", !flag [FLAG_OBJ_ORIGINAL]));
364
365 if (type == SKILL)
366 add_skill_archetype (this);
367
368 object::post_load_check ();
369}
370
334archetype * 371archetype *
335archetype::read (object_thawer &f) 372archetype::read (object_thawer &f)
336{ 373{
337 assert (f.kw == KW_object); 374 assert (f.kw == KW_object);
338 375
347 f.next (); 384 f.next ();
348 385
349#if 0 386#if 0
350 // implementing it here in the server does neither allow multiple inheritence 387 // implementing it here in the server does neither allow multiple inheritence
351 // nor does it cleanly "just override". it would allow use in map files, though, 388 // nor does it cleanly "just override". it would allow use in map files, though,
352 // and other resource files dynamically laoded (as opposed to being preprocessed). 389 // and other resource files dynamically loaded (as opposed to being preprocessed).
353 // not that any of this is relevant as of yet... 390 // not that any of this is relevant as of yet...
354 if (f.kw == KW_inherit) 391 if (f.kw == KW_inherit)
355 { 392 {
356 if (archetype *at = find (f.get_str ())) 393 if (archetype *at = find (f.get_str ()))
357 *op = at->clone; 394 *op = at->clone;
387 goto fail; 424 goto fail;
388 } 425 }
389 } 426 }
390 427
391 { 428 {
392 auto (at, parts.begin ());
393
394 archetype *new_head = parts.front (); 429 archetype *new_head = parts.front ();
395 archetype *old_head = find (new_head->archname); 430 archetype *old_head = find (new_head->archname);
396 431
397 if (old_head && !old_head->is_head ()) 432 if (old_head && !old_head->is_head ())
398 { 433 {
400 &new_head->archname, &old_head->archname); 435 &new_head->archname, &old_head->archname);
401 goto fail; 436 goto fail;
402 } 437 }
403 438
404 // check that all archetypes belong to the same old object or are new 439 // check that all archetypes belong to the same old object or are new
405 for (auto (at, parts.begin ()); at != parts.end (); ++at) 440 for (auto &&at : parts)
406 { 441 {
407 archetype *new_part = *at; 442 archetype *new_part = at;
408 archetype *old_part = find (new_part->archname); 443 archetype *old_part = find (new_part->archname);
409 444
410 if (old_part && old_part->head_ () != old_head) 445 if (old_part && old_part->head_ () != old_head)
411 { 446 {
412 LOG (llevError, "%s: unable to overwrite archetype '%s' with archetype of different object, skipping.\n", 447 LOG (llevError, "%s: unable to overwrite archetype '%s' with archetype of different object, skipping.\n",
414 goto fail; 449 goto fail;
415 } 450 }
416 } 451 }
417 452
418 // assemble new chain 453 // assemble new chain
419 new_head->min_x = new_head->max_x = new_head->x; 454 new_head->max_x = new_head->x;
420 new_head->min_y = new_head->max_y = new_head->y;
421 455
422 archetype *less = new_head; 456 archetype *less = new_head;
423 for (auto (p, parts.begin () + 1); p != parts.end (); ++p) 457 for (auto &&p = parts.begin () + 1; p != parts.end (); ++p)
424 { 458 {
425 archetype *at = *p; 459 archetype *at = *p;
426 460
427 // some flags get inherited from the head (probably a lot more) 461 // some flags get inherited from the head (probably a lot more)
428 // doing it here doesn't feel too cozy, but it allows code 462 // doing it here doesn't feel too cozy, but it allows code
430 at->flag [FLAG_ALIVE] = new_head->flag [FLAG_ALIVE]; 464 at->flag [FLAG_ALIVE] = new_head->flag [FLAG_ALIVE];
431 at->flag [FLAG_NO_PICK] = new_head->flag [FLAG_NO_PICK]; 465 at->flag [FLAG_NO_PICK] = new_head->flag [FLAG_NO_PICK];
432 at->flag [FLAG_MONSTER] = new_head->flag [FLAG_MONSTER]; 466 at->flag [FLAG_MONSTER] = new_head->flag [FLAG_MONSTER];
433 at->flag [FLAG_IS_FLOOR] = new_head->flag [FLAG_IS_FLOOR]; 467 at->flag [FLAG_IS_FLOOR] = new_head->flag [FLAG_IS_FLOOR];
434 468
435 new_head->min_x = min (new_head->min_x, at->x);
436 new_head->min_y = min (new_head->min_y, at->y);
437 new_head->max_x = max (new_head->max_x, at->x); 469 new_head->max_x = max (new_head->max_x, at->x);
438 new_head->max_y = max (new_head->max_y, at->y);
439 470
440 at->head = new_head; 471 at->head = new_head;
441 less->more = at; 472 less->more = at;
442 less = at; 473 less = at;
443 } 474 }
446 477
447 return new_head; 478 return new_head;
448 } 479 }
449 480
450fail: 481fail:
451 for (auto (p, parts.begin ()); p != parts.end (); ++p) 482 for (auto &&at : parts)
452 (*p)->destroy (); 483 at->destroy ();
453 484
454 return 0; 485 return 0;
455} 486}
456 487
457void 488void
463 494
464void 495void
465archetype::commit_load () 496archetype::commit_load ()
466{ 497{
467 // unlink old archetypes and link in new ones */ 498 // unlink old archetypes and link in new ones */
468 for (auto (p, postponed_arch.begin ()); p != postponed_arch.end (); ++p) 499 for (auto &&at : postponed_arch)
469 { 500 {
470 archetype *at = *p;
471
472 if (archetype *old = find (at->archname)) 501 if (archetype *old = find (at->archname))
473 old->unlink (); 502 old->unlink ();
474 503
475 allarch.push_back (at); 504 allarch.push_back (at);
476 505
479 } 508 }
480 509
481 postponed_arch.clear (); 510 postponed_arch.clear ();
482 511
483 // now resolve arch references 512 // now resolve arch references
484 for (auto (p, postponed_arch_ref.begin ()); p != postponed_arch_ref.end (); ++p) 513 for (auto &&p : postponed_arch_ref) // not yet C++17
485 { 514 {
486 arch_ptr *ap = p->first; 515 arch_ptr *ap = p.first;
487 archetype *at = find (p->second); 516 archetype *at = find (p.second);
488 517
489 if (!at) 518 if (!at)
490 LOG (llevError, "unable to resolve postponed arch reference to '%s'", &p->second); 519 LOG (llevError, "unable to resolve postponed arch reference to '%s'", &p.second);
491 520
492 *ap = at; 521 *ap = at;
493 } 522 }
494 523
495 postponed_arch_ref.clear (); 524 postponed_arch_ref.clear ();
498} 527}
499 528
500void 529void
501archetype::gc () 530archetype::gc ()
502{ 531{
503 int cnt = max (1, min (allarch.size () / 128, dirtycnt)); 532 int cnt = max (1, min<int> (allarch.size () / 128, dirtycnt));
504 dirtycnt = max (0, dirtycnt - cnt); 533 dirtycnt = max (0, dirtycnt - cnt);
505 534
506 do 535 do
507 { 536 {
508 static int idx; 537 static int idx;
517 546
518 if (at->refcnt_cnt () > 1) // all arches have ONE refcount from their object 547 if (at->refcnt_cnt () > 1) // all arches have ONE refcount from their object
519 ++idx; 548 ++idx;
520 else 549 else
521 { 550 {
522 LOG (llevDebug, "garbage collect arch %s", &at->archname); 551 //LOG (llevDebug, "garbage collect arch %s", &at->archname);
523 assert (at->arch == at); // verify that refcnt == 1 is truly valid 552 assert (at->arch == at); // verify that refcnt == 1 is truly valid
524 allarch.erase (idx); 553 allarch.erase (idx);
525 554
526 // break chain 555 // break chain
527 for (object *op = at->head_ (); op; ) 556 for (object *op = at->head_ (); op; )
548} 577}
549 578
550//+GPL 579//+GPL
551 580
552/* 581/*
553 * Creates an object. This function is called by get_archetype()
554 * if it fails to find the appropriate archetype.
555 * Thus get_archetype() will be guaranteed to always return
556 * an object, and never NULL.
557 */
558object *
559create_singularity (const char *name)
560{
561 LOG (llevError | logBacktrace, "FATAL: creating singularity for '%s'.\n", name);
562
563 if (!strcmp (name, "bug"))
564 abort ();
565
566 object *op = archetype::get (shstr_bug);
567 op->name = op->name_pl = format ("bug, please report (missing archetype %s)", name);
568
569 return op;
570}
571
572/*
573 * Finds which archetype matches the given name, and returns a new 582 * Finds which archetype matches the given name, and returns a new
574 * object containing a copy of the archetype. 583 * object containing a copy of the archetype.
575 */ 584 */
576object *
577get_archetype (const char *name)
578{
579 return archetype::get (name);
580}
581
582object * 585object *
583archetype::get (const char *name) 586archetype::get (const char *name)
584{ 587{
585 archetype *at = find (name); 588 archetype *at = find (name);
586 589
592 595
593/* 596/*
594 * Returns the first archetype using the given type. 597 * Returns the first archetype using the given type.
595 * Used in treasure-generation. 598 * Used in treasure-generation.
596 */ 599 */
597archetype * 600static archetype *
598type_to_archetype (int type) 601type_to_archetype (int type)
599{ 602{
600 for_all_archetypes (at) 603 for_all_archetypes (at)
601 if (at->type == type && at->head_ () != at) 604 if (at->type == type && at->head_ () != at)
602 return at; 605 return at;

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