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Comparing deliantra/server/include/object.h (file contents):
Revision 1.226 by root, Sun Mar 21 23:47:16 2010 UTC vs.
Revision 1.247 by root, Sat Apr 17 02:50:21 2010 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992 Frank Tore Johansen
7 * 7 *
8 * Deliantra is free software: you can redistribute it and/or modify it under 8 * 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 9 * 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 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version. 11 * option) any later version.
23 */ 23 */
24 24
25#ifndef OBJECT_H 25#ifndef OBJECT_H
26#define OBJECT_H 26#define OBJECT_H
27 27
28#include <bitset>
29
30#include "cfperl.h" 28#include "cfperl.h"
31#include "shstr.h" 29#include "shstr.h"
32 30
33//+GPL 31//+GPL
34 32
35typedef int tag_t; 33typedef int tag_t;
36 34
35// also see common/item.C
37enum { 36enum
37{
38 body_skill, 38 body_skill,
39 body_combat, 39 body_combat,
40 body_range, 40 body_range,
41 body_shield, 41 body_shield,
42 body_arm, 42 body_arm,
50 body_wrist, 50 body_wrist,
51 body_waist, 51 body_waist,
52 NUM_BODY_LOCATIONS 52 NUM_BODY_LOCATIONS
53}; 53};
54 54
55enum slottype_t
56{
57 slot_none,
58 slot_combat,
59 slot_ranged,
60};
61
62/* See common/item.c */ 55/* See common/item.c */
63 56
64typedef struct Body_Locations 57typedef struct Body_Locations
65{ 58{
66 keyword save_name; /* Name used to load/save it to disk */ 59 keyword save_name; /* Name used to load/save it to disk */
70 63
71extern Body_Locations body_locations[NUM_BODY_LOCATIONS]; 64extern Body_Locations body_locations[NUM_BODY_LOCATIONS];
72 65
73#define NUM_COINS 4 /* number of coin types */ 66#define NUM_COINS 4 /* number of coin types */
74extern const char *const coins[NUM_COINS + 1]; 67extern const char *const coins[NUM_COINS + 1];
68
69// restart server when object_count reaches this value
70#define RESTART_COUNT 0xe0000000
75 71
76/* 72/*
77 * Each object (this also means archetypes!) could have a few of these 73 * Each object (this also means archetypes!) could have a few of these
78 * "dangling" from it; this could also end up containing 'parse errors'. 74 * "dangling" from it; this could also end up containing 'parse errors'.
79 * 75 *
289 285
290const_utf8_string query_weight (const object *op); 286const_utf8_string query_weight (const object *op);
291const_utf8_string query_short_name (const object *op); 287const_utf8_string query_short_name (const object *op);
292const_utf8_string query_name (const object *op); 288const_utf8_string query_name (const object *op);
293const_utf8_string query_base_name (const object *op, int plural); 289const_utf8_string query_base_name (const object *op, int plural);
290sint64 query_cost (const object *tmp, object *who, int flag);
291const char *query_cost_string (const object *tmp, object *who, int flag);
294 292
293int change_ability_duration (object *spell, object *caster);
294int min_casting_level (object *caster, object *spell);
295int casting_level (object *caster, object *spell);
296sint16 SP_level_spellpoint_cost (object *caster, object *spell, int flags);
297int SP_level_dam_adjust (object *caster, object *spob);
298int SP_level_duration_adjust (object *caster, object *spob);
299int SP_level_range_adjust (object *caster, object *spob);
300
301struct freelist_item
302{
303 freelist_item *next;
304 uint32_t count;
305};
306
295struct object : zero_initialised, object_copy 307struct object : object_copy
296{ 308{
297 // These variables are not changed by ->copy_to 309 // These variables are not changed by ->copy_to
298 maptile *ACC (RW, map); /* Pointer to the map in which this object is present */ 310 maptile *ACC (RW, map); /* Pointer to the map in which this object is present */
299 311
300 UUID ACC (RW, uuid); // Unique Identifier, survives saves etc. 312 UUID ACC (RW, uuid); // Unique Identifier, survives saves etc.
301 int ACC (RO, count); 313 uint32_t ACC (RO, count);
302 object_vector_index ACC (RO, index); // index into objects 314 object_vector_index ACC (RO, index); // index into objects
303 object_vector_index ACC (RO, active); // index into actives 315 object_vector_index ACC (RO, active); // index into actives
304 316
305 player_ptr ACC (RW, contr); /* Pointer to the player which control this object, ALWAYS set *iff* type == PLAYER */ 317 player_ptr ACC (RW, contr); /* Pointer to the player which control this object, ALWAYS set *iff* type == PLAYER */
306 318
318 */ 330 */
319 object *ACC (RW, more); /* Pointer to the rest of a large body of objects */ 331 object *ACC (RW, more); /* Pointer to the rest of a large body of objects */
320 object *head; /* Points to the main object of a large body */ // NO ACC, perl semantics are different 332 object *head; /* Points to the main object of a large body */ // NO ACC, perl semantics are different
321 key_value *key_values; /* Fields not explictly known by the loader. */ 333 key_value *key_values; /* Fields not explictly known by the loader. */
322 334
335 MTH void set_flag (int flagnum)
336 {
337 flag [flagnum] = true;
338 }
339
340 MTH void clr_flag (int flagnum)
341 {
342 flag [flagnum] = false;
343 }
344
323 // privates / perl 345 // privates / perl
324 shstr_tmp kv_get (shstr_tmp key) const; 346 shstr_tmp kv_get (shstr_tmp key) const;
325 void kv_del (shstr_tmp key); 347 void kv_del (shstr_tmp key);
326 void kv_set (shstr_tmp key, shstr_tmp value); 348 void kv_set (shstr_tmp key, shstr_tmp value);
327 349
360 bool parse_kv (object_thawer &f); // parse kv pairs, (ab-)used by archetypes, which should not exist at all 382 bool parse_kv (object_thawer &f); // parse kv pairs, (ab-)used by archetypes, which should not exist at all
361 MTH void post_load_check (); // do some adjustments after parsing 383 MTH void post_load_check (); // do some adjustments after parsing
362 static object *read (object_thawer &f, maptile *map = 0); // map argument due to toal design bogosity, must go. 384 static object *read (object_thawer &f, maptile *map = 0); // map argument due to toal design bogosity, must go.
363 bool write (object_freezer &f); 385 bool write (object_freezer &f);
364 386
365 MTH int slottype () const;
366 MTH static object *create (); 387 MTH static object *create ();
367 const mapxy &operator =(const mapxy &pos); 388 const mapxy &operator =(const mapxy &pos);
368 MTH void copy_to (object *dst); 389 MTH void copy_to (object *dst);
369 MTH object *clone (); // create + copy_to a single object 390 MTH object *clone (); // create + copy_to a single object
370 MTH object *deep_clone (); // copy whole more chain and inventory 391 MTH object *deep_clone (); // copy whole more chain and inventory
377 destroy (); 398 destroy ();
378 } 399 }
379 400
380 // recursively destroy all objects in inventory, optionally dropping them to the ground instead 401 // recursively destroy all objects in inventory, optionally dropping them to the ground instead
381 MTH void destroy_inv (bool drop_to_ground = false); 402 MTH void destroy_inv (bool drop_to_ground = false);
403 MTH void destroy_inv_fast (); // like destroy_inv (false), but only works when *this is destroyed, too
382 MTH object *insert (object *item); // insert into inventory 404 MTH object *insert (object *item); // insert into inventory
383 MTH void play_sound (faceidx sound) const; 405 MTH void play_sound (faceidx sound) const;
384 MTH void say_msg (const_utf8_string msg) const; 406 MTH void say_msg (const_utf8_string msg) const;
385 407
386 void do_remove (); 408 void do_remove ();
397 remove (); 419 remove ();
398 *this = pos; 420 *this = pos;
399 insert_at (this, this); 421 insert_at (this, this);
400 } 422 }
401 423
402 // high-level move functions, return true if successful 424 // high-level move method.
425 // object op is trying to move in direction dir.
426 // originator is typically the same as op, but
427 // can be different if originator is causing op to
428 // move (originator is pushing op)
429 // returns 0 if the object is not able to move to the
430 // desired space, 1 otherwise (in which case we also
431 // move the object accordingly. This function is
432 // very similiar to move_object.
403 int move (int dir, object *originator); 433 int move (int dir, object *originator);
404 434
405 int move (int dir) 435 int move (int dir)
406 { 436 {
407 return move (dir, this); 437 return move (dir, this);
408 } 438 }
439
440 // changes move_type to a new value - handles move_on/move_off effects
441 MTH void change_move_type (MoveType mt);
409 442
410 static bool can_merge_slow (object *op1, object *op2); 443 static bool can_merge_slow (object *op1, object *op2);
411 444
412 // this is often used in time-critical code, so optimise 445 // this is often used in time-critical code, so optimise
413 MTH static bool can_merge (object *op1, object *op2) 446 MTH static bool can_merge (object *op1, object *op2)
418 } 451 }
419 452
420 MTH void set_owner (object *owner); 453 MTH void set_owner (object *owner);
421 MTH void set_speed (float speed); 454 MTH void set_speed (float speed);
422 MTH void set_glow_radius (sint8 rad); 455 MTH void set_glow_radius (sint8 rad);
423 MTH bool change_weapon (object *ob);
424 MTH bool change_skill (object *ob);
425 456
426 MTH void open_container (object *new_container); 457 MTH void open_container (object *new_container);
427 MTH void close_container () 458 MTH void close_container ()
428 { 459 {
429 open_container (0); 460 open_container (0);
520 && (subtype == SP_BULLET || subtype == SP_MAGIC_MISSILE)); } 551 && (subtype == SP_BULLET || subtype == SP_MAGIC_MISSILE)); }
521 MTH bool is_range () const { return type == BOW || type == ROD || type == WAND || type == HORN; } 552 MTH bool is_range () const { return type == BOW || type == ROD || type == WAND || type == HORN; }
522 553
523 MTH bool is_dragon () const; 554 MTH bool is_dragon () const;
524 555
556 MTH bool is_immunity () const { return invisible && type == SIGN; }
557
525 MTH bool has_active_speed () const { return speed >= MIN_ACTIVE_SPEED; } 558 MTH bool has_active_speed () const { return speed >= MIN_ACTIVE_SPEED; }
526 559
527 // temporary: wether the object can be saved in a map file 560 // temporary: wether the object can be saved in a map file
528 // contr => is a player 561 // contr => is a player
529 // head => only save head of a multitile object 562 // head => only save head of a multitile object
537 570
538 static bool msg_has_dialogue (const char *msg) { return *msg == '@'; } 571 static bool msg_has_dialogue (const char *msg) { return *msg == '@'; }
539 572
540 MTH bool has_dialogue () const { return msg_has_dialogue (&msg); } 573 MTH bool has_dialogue () const { return msg_has_dialogue (&msg); }
541 574
575 /* need_identify returns true if the item should be identified. This
576 * function really should not exist - by default, any item not identified
577 * should need it.
578 */
579 MTH bool need_identify () const;
580
542 // returns the outermost owner, never returns 0 581 // returns the outermost owner, never returns 0
543 MTH object *outer_owner () 582 MTH object *outer_owner ()
544 { 583 {
545 object *op; 584 object *op;
546 585
600 MTH bool is_player () const 639 MTH bool is_player () const
601 { 640 {
602 return !!contr; 641 return !!contr;
603 } 642 }
604 643
644 /* elmex: this method checks whether the object is in a shop */
645 MTH bool is_in_shop () const;
646
605 MTH bool affects_los () const 647 MTH bool affects_los () const
606 { 648 {
607 return glow_radius || flag [FLAG_BLOCKSVIEW]; 649 return glow_radius || flag [FLAG_BLOCKSVIEW];
608 } 650 }
609 651
610 MTH bool has_carried_lights () const 652 MTH bool has_carried_lights () const
611 { 653 {
612 return glow_radius; 654 return glow_radius;
613 } 655 }
614 656
615 // returns the player that cna see this object, if any 657 // returns the player that can see this object, if any
616 MTH object *visible_to () const; 658 MTH object *visible_to () const;
617 659
618 MTH std::string long_desc (object *who = 0); // query_name . " " . describe 660 MTH std::string long_desc (object *who = 0); // query_name . " " . describe
619 MTH std::string describe_monster (object *who = 0); 661 MTH std::string describe_monster (object *who = 0);
620 MTH std::string describe_item (object *who = 0); 662 MTH std::string describe_item (object *who = 0);
630 // objects. This method only works on objects not inserted 672 // objects. This method only works on objects not inserted
631 // anywhere. 673 // anywhere.
632 MTH void expand_tail (); 674 MTH void expand_tail ();
633 675
634 MTH void create_treasure (treasurelist *tl, int flags = 0); 676 MTH void create_treasure (treasurelist *tl, int flags = 0);
677
678 // makes sure the player has the named skill,
679 // and also makes it innate if can_use is true.
680 // returns the new skill or 0 if no such skill exists.
681 MTH object *give_skill (shstr_cmp name, bool can_use = false);
682 MTH void become_follower (object *new_god);
635 683
636 // insert object at same map position as 'where' 684 // insert object at same map position as 'where'
637 // handles both inventory and map "positions" 685 // handles both inventory and map "positions"
638 MTH object *insert_at (object *where, object *originator = 0, int flags = 0); 686 MTH object *insert_at (object *where, object *originator = 0, int flags = 0);
639 // check whether we can put this into the map, respect max_nrof, max_volume, max_items 687 // check whether we can put this into the map, respect max_nrof, max_volume, max_items
649 MTH void set_flag_inv (int flag, int value = 1); 697 MTH void set_flag_inv (int flag, int value = 1);
650 698
651 void enter_exit (object *exit);//Perl 699 void enter_exit (object *exit);//Perl
652 MTH void enter_map (maptile *newmap, int x, int y); 700 MTH void enter_map (maptile *newmap, int x, int y);
653 void player_goto (const_utf8_string path, int x, int y); // only for players 701 void player_goto (const_utf8_string path, int x, int y); // only for players
702 MTH bool apply (object *ob, int aflags = AP_APPLY); // ob may be 0
703
704 MTH object *mark () const;
654 705
655 // returns the mapspace this object is in 706 // returns the mapspace this object is in
656 mapspace &ms () const; 707 mapspace &ms () const;
657 708
658 // fully recursive iterator 709 // fully recursive iterator
709 return weight + carrying; 760 return weight + carrying;
710 } 761 }
711 762
712 MTH struct region *region () const; 763 MTH struct region *region () const;
713 764
714 void statusmsg (const_utf8_string msg, int color = NDI_BLACK); 765 MTH void statusmsg (const_utf8_string msg, int color = NDI_BLACK);
715 void failmsg (const_utf8_string msg, int color = NDI_RED); 766 MTH void failmsg (const_utf8_string msg, int color = NDI_RED);
767 void failmsgf (const_utf8_string format, ...); // always NDI_RED...
716 768
717 const_utf8_string query_inventory (object *who = 0, const_utf8_string indent = ""); 769 MTH const_utf8_string query_inventory (object *who = 0, const_utf8_string indent = "");
718 770
719 MTH const_octet_string ref () const; // creates and returns a consistent persistent object reference 771 MTH const_octet_string ref () const; // creates and returns a consistent persistent object reference
720 static object *deref (const_octet_string ref); // returns the object from the generated refreence, if possible 772 static object *deref (const_octet_string ref); // returns the object from the generated reference, if possible
721 773
722 // make some noise with given item into direction dir, 774 // make some noise with given item into direction dir,
723 // currently only used for players to make them temporarily visible 775 // currently only used for players to make them temporarily visible
724 // when they are invisible. 776 // when they are invisible.
725 MTH void make_noise (); 777 MTH void make_noise ();
737 MTH int anim_frames () const { return anim ().num_animations; } 789 MTH int anim_frames () const { return anim ().num_animations; }
738 MTH int anim_facings () const { return anim ().facings; } 790 MTH int anim_facings () const { return anim ().facings; }
739 791
740 MTH utf8_string as_string (); 792 MTH utf8_string as_string ();
741 793
794 // low-level management, statistics, ...
795 static uint32_t ACC (RW, object_count);
796 static uint32_t ACC (RW, free_count);
797 static uint32_t ACC (RW, create_count);
798 static uint32_t ACC (RW, destroy_count);
799 static freelist_item *freelist;
800 MTH static void freelist_free (int count);
801
742protected: 802protected:
743 void link (); 803 void link ();
744 void unlink (); 804 void unlink ();
805
806 void do_delete ();
745 807
746 object (); 808 object ();
747 ~object (); 809 ~object ();
748 810
749private: 811private:
786 */ 848 */
787 849
788//-GPL 850//-GPL
789 851
790INTERFACE_CLASS (archetype) 852INTERFACE_CLASS (archetype)
791struct archetype : object 853struct archetype : object, zero_initialised
792{ 854{
793 static arch_ptr empty; // the empty_archetype 855 static arch_ptr empty; // the empty_archetype
794 MTH static void gc (); 856 MTH static void gc ();
795 857
796 archetype (const_utf8_string name); 858 archetype (const_utf8_string name);
814 876
815 // support for archetype loading 877 // support for archetype loading
816 static archetype *read (object_thawer &f); 878 static archetype *read (object_thawer &f);
817 MTH static void commit_load (); // commit any objects loaded, resolves cyclic dependencies and more 879 MTH static void commit_load (); // commit any objects loaded, resolves cyclic dependencies and more
818 static void postpone_arch_ref (arch_ptr &ref, const_utf8_string other_arch); /* postpone other_arch reference */ 880 static void postpone_arch_ref (arch_ptr &ref, const_utf8_string other_arch); /* postpone other_arch reference */
881
882protected:
883 void do_delete ();
819}; 884};
820 885
821// returns whether the object is a dragon player, which are often specialcased 886// returns whether the object is a dragon player, which are often specialcased
822inline bool 887inline bool
823object::is_dragon () const 888object::is_dragon () const

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