| 1 | /* |
1 | /* |
| 2 | CrossFire, A Multiplayer game for X-windows |
2 | * CrossFire, A Multiplayer game for X-windows |
| 3 | |
3 | * |
| 4 | Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
| 5 | Copyright (C) 2001 Mark Wedel & Crossfire Development Team |
5 | * Copyright (C) 2001 Mark Wedel & Crossfire Development Team |
| 6 | Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (C) 1992 Frank Tore Johansen |
| 7 | |
7 | * |
| 8 | This program is free software; you can redistribute it and/or modify |
8 | * This program 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 |
| 10 | the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | (at your option) any later version. |
11 | * (at your 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 GNU General Public License |
| 19 | along with this program; if not, write to the Free Software |
19 | * along with this program; if not, write to the Free Software |
| 20 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 21 | |
21 | * |
| 22 | The authors can be reached via e-mail at <crossfire@schmorp.de> |
22 | * The authors can be reached via e-mail at <crossfire@schmorp.de> |
| 23 | */ |
23 | */ |
| 24 | |
24 | |
| 25 | /* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects. |
25 | /* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects. |
| 26 | sub/add_weight will transcend the environment updating the carrying |
26 | sub/add_weight will transcend the environment updating the carrying |
| 27 | variable. */ |
27 | variable. */ |
| 28 | #include <global.h> |
28 | #include <global.h> |
| … | |
… | |
| 395 | * Returns the object which has the count-variable equal to the argument. |
395 | * Returns the object which has the count-variable equal to the argument. |
| 396 | */ |
396 | */ |
| 397 | object * |
397 | object * |
| 398 | find_object (tag_t i) |
398 | find_object (tag_t i) |
| 399 | { |
399 | { |
| 400 | return ((unsigned int)i) < objects.size () |
400 | for_all_objects (op) |
| 401 | ? objects [i] |
401 | if (op->count == i) |
| 402 | : 0; |
402 | return op; |
|
|
403 | |
|
|
404 | return 0; |
| 403 | } |
405 | } |
| 404 | |
406 | |
| 405 | /* |
407 | /* |
| 406 | * Returns the first object which has a name equal to the argument. |
408 | * Returns the first object which has a name equal to the argument. |
| 407 | * Used only by the patch command, but not all that useful. |
409 | * Used only by the patch command, but not all that useful. |
| … | |
… | |
| 658 | |
660 | |
| 659 | if (op->more) |
661 | if (op->more) |
| 660 | update_object (op->more, action); |
662 | update_object (op->more, action); |
| 661 | } |
663 | } |
| 662 | |
664 | |
| 663 | object *object::first; |
|
|
| 664 | |
|
|
| 665 | object::object () |
665 | object::object () |
| 666 | { |
666 | { |
| 667 | SET_FLAG (this, FLAG_REMOVED); |
667 | SET_FLAG (this, FLAG_REMOVED); |
| 668 | |
668 | |
| 669 | expmul = 1.0; |
669 | expmul = 1.0; |
| … | |
… | |
| 673 | object::~object () |
673 | object::~object () |
| 674 | { |
674 | { |
| 675 | free_key_values (this); |
675 | free_key_values (this); |
| 676 | } |
676 | } |
| 677 | |
677 | |
|
|
678 | static int object_count; |
|
|
679 | |
| 678 | void object::link () |
680 | void object::link () |
| 679 | { |
681 | { |
|
|
682 | assert (!index);//D |
| 680 | uuid = gen_uuid (); |
683 | uuid = gen_uuid (); |
|
|
684 | count = ++object_count; |
| 681 | |
685 | |
| 682 | refcnt_inc (); |
686 | refcnt_inc (); |
| 683 | objects.insert (this); |
687 | objects.insert (this); |
| 684 | } |
688 | } |
| 685 | |
689 | |
| 686 | void object::unlink () |
690 | void object::unlink () |
| 687 | { |
691 | { |
|
|
692 | assert (index);//D |
| 688 | objects.erase (this); |
693 | objects.erase (this); |
| 689 | refcnt_dec (); |
694 | refcnt_dec (); |
| 690 | } |
695 | } |
| 691 | |
696 | |
| 692 | void |
697 | void |
| … | |
… | |
| 803 | } |
808 | } |
| 804 | |
809 | |
| 805 | void |
810 | void |
| 806 | object::do_destroy () |
811 | object::do_destroy () |
| 807 | { |
812 | { |
|
|
813 | attachable::do_destroy (); |
|
|
814 | |
| 808 | if (flag [FLAG_IS_LINKED]) |
815 | if (flag [FLAG_IS_LINKED]) |
| 809 | remove_button_link (this); |
816 | remove_button_link (this); |
| 810 | |
817 | |
| 811 | if (flag [FLAG_FRIENDLY]) |
818 | if (flag [FLAG_FRIENDLY]) |
| 812 | remove_friendly_object (this); |
819 | remove_friendly_object (this); |
| 813 | |
820 | |
| 814 | if (!flag [FLAG_REMOVED]) |
821 | if (!flag [FLAG_REMOVED]) |
| 815 | remove (); |
822 | remove (); |
| 816 | |
823 | |
| 817 | if (flag [FLAG_FREED]) |
824 | destroy_inv (true); |
| 818 | return; |
|
|
| 819 | |
825 | |
| 820 | set_speed (0); |
826 | deactivate (); |
|
|
827 | unlink (); |
| 821 | |
828 | |
| 822 | flag [FLAG_FREED] = 1; |
829 | flag [FLAG_FREED] = 1; |
| 823 | |
|
|
| 824 | attachable::do_destroy (); |
|
|
| 825 | |
|
|
| 826 | destroy_inv (true); |
|
|
| 827 | unlink (); |
|
|
| 828 | |
830 | |
| 829 | // hack to ensure that freed objects still have a valid map |
831 | // hack to ensure that freed objects still have a valid map |
| 830 | { |
832 | { |
| 831 | static maptile *freed_map; // freed objects are moved here to avoid crashes |
833 | static maptile *freed_map; // freed objects are moved here to avoid crashes |
| 832 | |
834 | |
| … | |
… | |
| 2161 | |
2163 | |
| 2162 | return 3; |
2164 | return 3; |
| 2163 | } |
2165 | } |
| 2164 | |
2166 | |
| 2165 | /* |
2167 | /* |
| 2166 | * absdir(int): Returns a number between 1 and 8, which represent |
|
|
| 2167 | * the "absolute" direction of a number (it actually takes care of |
|
|
| 2168 | * "overflow" in previous calculations of a direction). |
|
|
| 2169 | */ |
|
|
| 2170 | |
|
|
| 2171 | int |
|
|
| 2172 | absdir (int d) |
|
|
| 2173 | { |
|
|
| 2174 | while (d < 1) |
|
|
| 2175 | d += 8; |
|
|
| 2176 | |
|
|
| 2177 | while (d > 8) |
|
|
| 2178 | d -= 8; |
|
|
| 2179 | |
|
|
| 2180 | return d; |
|
|
| 2181 | } |
|
|
| 2182 | |
|
|
| 2183 | /* |
|
|
| 2184 | * dirdiff(dir1, dir2) returns how many 45-degrees differences there is |
2168 | * dirdiff(dir1, dir2) returns how many 45-degrees differences there is |
| 2185 | * between two directions (which are expected to be absolute (see absdir()) |
2169 | * between two directions (which are expected to be absolute (see absdir()) |
| 2186 | */ |
2170 | */ |
| 2187 | |
|
|
| 2188 | int |
2171 | int |
| 2189 | dirdiff (int dir1, int dir2) |
2172 | dirdiff (int dir1, int dir2) |
| 2190 | { |
2173 | { |
| 2191 | int d; |
2174 | int d; |
| 2192 | |
2175 | |
| … | |
… | |
| 2631 | { |
2614 | { |
| 2632 | static char info[256 * 4]; |
2615 | static char info[256 * 4]; |
| 2633 | return debug_desc (info); |
2616 | return debug_desc (info); |
| 2634 | } |
2617 | } |
| 2635 | |
2618 | |
|
|
2619 | const char * |
|
|
2620 | object::debug_desc2 () const |
|
|
2621 | { |
|
|
2622 | static char info[256 * 4]; |
|
|
2623 | return debug_desc (info); |
|
|
2624 | } |
|
|
2625 | |
