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Comparing deliantra/server/include/object.h (file contents):
Revision 1.153 by root, Thu Nov 8 19:43:24 2007 UTC vs.
Revision 1.170 by root, Wed Apr 30 10:31:04 2008 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 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * Deliantra is free software: you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
65 const char *nonuse_name; /* Name to describe objects we can't use */ 65 const char *nonuse_name; /* Name to describe objects we can't use */
66} Body_Locations; 66} Body_Locations;
67 67
68extern Body_Locations body_locations[NUM_BODY_LOCATIONS]; 68extern Body_Locations body_locations[NUM_BODY_LOCATIONS];
69 69
70#define NUM_COINS 4 /* number of coin types */
71extern const char *const coins[NUM_COINS + 1];
72
70/* 73/*
71 * Each object (this also means archetypes!) could have a few of these 74 * Each object (this also means archetypes!) could have a few of these
72 * "dangling" from it; this could also end up containing 'parse errors'. 75 * "dangling" from it; this could also end up containing 'parse errors'.
73 * 76 *
74 * key and value are shared-strings. 77 * key and value are shared-strings.
85 88
86struct UUID 89struct UUID
87{ 90{
88 uint64 seq; 91 uint64 seq;
89 92
93 static UUID cur; // last uuid generated
94 static void init ();
95 static UUID gen ();
96
90 UUID () { } 97 UUID () { }
91 UUID (uint64 seq) : seq(seq) { } 98 UUID (uint64 seq) : seq(seq) { }
92 operator uint64() { return seq; } 99 operator uint64() { return seq; }
93 void operator =(uint64 seq) { this->seq = seq; } 100 void operator =(uint64 seq) { this->seq = seq; }
101
102 typedef char BUF [32];
103
104 bool parse (const char *s)
105 {
106 return sscanf (s, "<1.%" SCNx64 ">", &seq) == 1;
107 }
108
109 const char *c_str (char *buf, int len) const
110 {
111 snprintf (buf, len, "<1.%" PRIx64 ">", seq);
112
113 return buf;
114 }
115
116 const char *c_str () const
117 {
118 static BUF buf;
119
120 return c_str (buf, sizeof (buf));
121 }
94}; 122};
95
96extern void init_uuid ();
97extern UUID gen_uuid ();
98extern const uint64 UUID_SKIP;
99 123
100/* Definition for WILL_APPLY values. Replaces having harcoded values 124/* Definition for WILL_APPLY values. Replaces having harcoded values
101 * sprinkled in the code. Note that some of these also replace fields 125 * sprinkled in the code. Note that some of these also replace fields
102 * that were in the can_apply area. What is the point of having both 126 * that were in the can_apply area. What is the point of having both
103 * can_apply and will_apply? 127 * can_apply and will_apply?
180 sint8 ACC (RW, item_power); /* power rating of the object */ 204 sint8 ACC (RW, item_power); /* power rating of the object */
181 sint8 ACC (RW, gen_sp_armour);/* sp regen penalty this object has (was last_heal) */ 205 sint8 ACC (RW, gen_sp_armour);/* sp regen penalty this object has (was last_heal) */
182 sint8 ACC (RW, glow_radius); /* indicates the glow radius of the object */ 206 sint8 ACC (RW, glow_radius); /* indicates the glow radius of the object */
183 sint32 ACC (RW, weight); /* Attributes of the object */ 207 sint32 ACC (RW, weight); /* Attributes of the object */
184 sint32 ACC (RW, weight_limit);/* Weight-limit of object */ 208 sint32 ACC (RW, weight_limit);/* Weight-limit of object */
185 sint32 ACC (RW, carrying); /* How much weight this object contains */ 209 sint32 ACC (RW, carrying); /* How much weight this object contains, must be 0 if nrof == 0 */
186 sint64 ACC (RW, perm_exp); /* Permanent exp */ 210 sint64 ACC (RW, perm_exp); /* Permanent exp */
187 uint32 ACC (RW, weapontype); /* type of weapon */ 211 uint32 ACC (RW, weapontype); /* type of weapon */
188 uint32 ACC (RW, tooltype); /* type of tool or build facility */ 212 uint32 ACC (RW, tooltype); /* type of tool or build facility */
189 body_slot slot [NUM_BODY_LOCATIONS]; 213 body_slot slot [NUM_BODY_LOCATIONS];
190 faceidx ACC (RW, face); /* the graphical face */ 214 faceidx ACC (RW, face); /* the graphical face */
288 MTH void destroy (bool destroy_inventory = false); 312 MTH void destroy (bool destroy_inventory = false);
289 313
290 // recursively destroy all objects in inventory, optionally dropping them to the ground instead 314 // recursively destroy all objects in inventory, optionally dropping them to the ground instead
291 MTH void destroy_inv (bool drop_to_ground = false); 315 MTH void destroy_inv (bool drop_to_ground = false);
292 MTH object *insert (object *item); // insert into inventory 316 MTH object *insert (object *item); // insert into inventory
293 MTH void play_sound (faceidx sound) const; 317 MTH void play_sound (faceidx sound);
294 318
295 void do_remove (); 319 void do_remove ();
296 MTH void remove () 320 MTH void remove ()
297 { 321 {
298 if (!flag [FLAG_REMOVED]) 322 if (!flag [FLAG_REMOVED])
353 // info must hold 256 * 3 bytes currently 377 // info must hold 256 * 3 bytes currently
354 const char *debug_desc (char *info) const; 378 const char *debug_desc (char *info) const;
355 MTH const char *debug_desc () const; // uses at least 3 round-robin buffers 379 MTH const char *debug_desc () const; // uses at least 3 round-robin buffers
356 const char *flag_desc (char *desc, int len) const; 380 const char *flag_desc (char *desc, int len) const;
357 381
382 MTH bool decrease (sint32 nr = 1); // returns true if anything is left
383 MTH object *split (sint32 nr = 1); // return 0 on failure
384
358 int number_of () const 385 MTH int number_of () const
359 { 386 {
360 return nrof ? nrof : 1; 387 return nrof ? nrof : 1;
361 } 388 }
362 389
363 uint64 total_weight () const 390 MTH sint32 total_weight () const
364 { 391 {
365 return weight * number_of (); 392 return (weight + carrying) * number_of ();
366 } 393 }
394
395 MTH void update_weight ();
367 396
368 // return the dominant material of this item, always return something 397 // return the dominant material of this item, always return something
369 const materialtype_t *dominant_material () const; 398 const materialtype_t *dominant_material () const;
370 399
371 // return the volume of this object in cm³ 400 // return the volume of this object in cm³
372 uint64 volume () const 401 MTH uint64 volume () const
373 { 402 {
374 return total_weight () 403 return total_weight ()
375 * 1000 404 * 1000
376 * (type == CONTAINER ? 1000 : 1) 405 * (type == CONTAINER ? 1000 : 1)
377 / dominant_material ()->density; 406 / dominant_material ()->density;
401 /* This return true if object has still randomitems which 430 /* This return true if object has still randomitems which
402 * could be expanded. 431 * could be expanded.
403 */ 432 */
404 MTH bool has_random_items () const { return randomitems && !flag [FLAG_IS_A_TEMPLATE]; } 433 MTH bool has_random_items () const { return randomitems && !flag [FLAG_IS_A_TEMPLATE]; }
405 434
435 // returns the outermost owner, never returns 0
436 MTH object *outer_owner ()
437 {
438 for (object *op = this; ; op = op->owner)
439 if (!op->owner)
440 return op;
441 }
442
443 // returns the outermost environment, never returns 0
444 MTH object *outer_env ()
445 {
446 for (object *op = this; ; op = op->env)
447 if (!op->env)
448 return op;
449 }
450
406 // returns the player that has this object in his inventory, or 0 451 // returns the player that has this object in his inventory, or 0
452 // we assume the player is always the outer env
407 MTH object *in_player () const 453 MTH object *in_player ()
408 { 454 {
409 for (object *op = env; op; op = op->env) 455 object *op = outer_env ();
410 if (op->type == PLAYER)
411 return op;
412 456
413 return 0; 457 return op->type == PLAYER ? op : 0;
414 } 458 }
415 459
416 // "temporary" helper function 460 // "temporary" helper function
417 MTH object *head_ () 461 MTH object *head_ ()
418 { 462 {
421 465
422 MTH bool is_head () 466 MTH bool is_head ()
423 { 467 {
424 return head_ () == this; 468 return head_ () == this;
425 } 469 }
470
471 MTH bool is_on_map () const
472 {
473 return !env && !flag [FLAG_REMOVED];
474 }
475
476 // returns the player that cna see this object, if any
477 MTH object *visible_to () const;
426 478
427 MTH std::string long_desc (object *who = 0); 479 MTH std::string long_desc (object *who = 0);
428 MTH std::string describe_monster (object *who = 0); 480 MTH std::string describe_monster (object *who = 0);
429 MTH std::string describe_item (object *who = 0); 481 MTH std::string describe_item (object *who = 0);
430 MTH std::string describe (object *who = 0); 482 MTH std::string describe (object *who = 0);
445 MTH void activate (); 497 MTH void activate ();
446 MTH void deactivate (); 498 MTH void deactivate ();
447 MTH void activate_recursive (); 499 MTH void activate_recursive ();
448 MTH void deactivate_recursive (); 500 MTH void deactivate_recursive ();
449 501
450 // set the givne flag on all objects in the inventory recursively 502 // set the given flag on all objects in the inventory recursively
451 MTH void set_flag_inv (int flag, int value = 1); 503 MTH void set_flag_inv (int flag, int value = 1);
452 504
453 void enter_exit (object *exit);//Perl 505 void enter_exit (object *exit);//Perl
454 MTH void enter_map (maptile *newmap, int x, int y); 506 MTH void enter_map (maptile *newmap, int x, int y);
455 507
495 { 547 {
496 return this; 548 return this;
497 } 549 }
498 550
499 /* This returns TRUE if the object is something that 551 /* This returns TRUE if the object is something that
500 * should be displayed in the floorbox/inventory window 552 * a client might want to know about.
501 */ 553 */
502 MTH bool client_visible () const 554 MTH bool client_visible () const
503 { 555 {
504 return !invisible && type != PLAYER; 556 return !invisible && type != PLAYER;
557 }
558
559 // the client does nrof * this weight
560 MTH sint32 client_weight () const
561 {
562 return weight + carrying;
505 } 563 }
506 564
507 MTH struct region *region () const; 565 MTH struct region *region () const;
508 566
509 void statusmsg (const char *msg, int color = NDI_BLACK); 567 void statusmsg (const char *msg, int color = NDI_BLACK);
548} objectlink; 606} objectlink;
549 607
550typedef struct oblinkpt 608typedef struct oblinkpt
551{ /* Used to link together several object links */ 609{ /* Used to link together several object links */
552 struct oblnk *link; 610 struct oblnk *link;
553 long value; /* Used as connected value in buttons/gates */ 611 sint32 value; /* Used as connected value in buttons/gates */
554 struct oblinkpt *next; 612 struct oblinkpt *next;
555} oblinkpt; 613} oblinkpt;
556 614
557object *find_skill_by_name (object *who, const char *name); 615object *find_skill_by_name (object *who, const char *name);
558object *find_skill_by_name (object *who, const shstr &sh); 616object *find_skill_by_name (object *who, const shstr &sh);
568 */ 626 */
569 627
570INTERFACE_CLASS (archetype) 628INTERFACE_CLASS (archetype)
571struct archetype : object 629struct archetype : object
572{ 630{
631 static arch_ptr empty; // the empty_archetype
632 MTH static void gc ();
633
573 archetype (const char *name); 634 archetype (const char *name);
574 ~archetype (); 635 ~archetype ();
575 void gather_callbacks (AV *&callbacks, event_type event) const; 636 void gather_callbacks (AV *&callbacks, event_type event) const;
576 637
577 static archetype *read (object_thawer &f);
578
579 MTH static archetype *get (const_utf8_string name); // find or create
580 MTH static archetype *find (const_utf8_string name); 638 MTH static archetype *find (const_utf8_string name);
581 639
582 MTH void link (); 640 MTH void link ();
583 MTH void unlink (); 641 MTH void unlink ();
584 642
643 MTH static object *get (const char *name); // find()->instance()
585 MTH object *instance (); 644 MTH object *instance ();
586 645
587 object_vector_index ACC (RW, archid); // index in archvector 646 object_vector_index ACC (RW, archid); // index in archvector
588 shstr ACC (RW, archname); /* More definite name, like "generate_kobold" */ 647 shstr ACC (RW, archname); /* More definite name, like "generate_kobold" */
589 bool ACC (RW, stub); // if true, this is an invalid archetype
590 648
591 sint8 ACC (RW, min_x), ACC (RW, min_y); /* extents, compared to the head (min_x, min_y should be zero, but aren't...) */ 649 sint8 ACC (RW, min_x), ACC (RW, min_y); /* extents, compared to the head (min_x, min_y should be zero, but aren't...) */
592 sint8 ACC (RW, max_x), ACC (RW, max_y); 650 sint8 ACC (RW, max_x), ACC (RW, max_y);
651
652 // support for archetype loading
653 static archetype *read (object_thawer &f);
654 MTH static void commit_load (); // commit any objects loaded, resolves cyclic dependencies and more
655 static void postpone_arch_ref (arch_ptr &ref, const_utf8_string other_arch); /* postpone other_arch reference */
593}; 656};
594 657
595inline void 658inline void
596object_freezer::put (keyword k, archetype *v) 659object_freezer::put (keyword k, archetype *v)
597{ 660{

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