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/cvs/deliantra/server/random_maps/monster.C
Revision: 1.21
Committed: Fri Apr 11 21:09:53 2008 UTC (16 years, 1 month ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-2_5, rel-2_52
Changes since 1.20: +1 -1 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 /*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 *
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
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 *
21 * The authors can be reached via e-mail to <support@deliantra.net>
22 */
23
24 #include <global.h>
25 #include <random_map.h>
26 #include <rproto.h>
27
28 /* some monsters are multisquare, and these guys require special
29 handling. */
30
31 void
32 insert_multisquare_ob_in_map (object *new_obj, maptile *map)
33 {
34 int x, y;
35 object *old_seg;
36 object *head;
37
38 /* first insert the head */
39 insert_ob_in_map (new_obj, map, new_obj, INS_NO_MERGE | INS_NO_WALK_ON);
40
41 x = new_obj->x;
42 y = new_obj->y;
43 old_seg = new_obj;
44 head = new_obj;
45
46 //TODO: use expand_tail + insert instead
47 for (archetype *at = (archetype *)new_obj->arch->more; at; at = (archetype *)at->more)
48 {
49 object *new_seg;
50
51 new_seg = arch_to_object (at);
52 new_seg->x = x + at->x;
53 new_seg->y = y + at->y;
54 new_seg->map = old_seg->map;
55 insert_ob_in_map (new_seg, new_seg->map, new_seg, INS_NO_MERGE | INS_NO_WALK_ON);
56 new_seg->head = head;
57 old_seg->more = new_seg;
58 old_seg = new_seg;
59 }
60
61 old_seg->more = 0;
62 }
63
64 /* place some monsters into the map. */
65 void
66 place_monsters (maptile *map, char *monsterstyle, int difficulty, random_map_params *RP)
67 {
68 char styledirname[1024];
69 maptile *style_map = 0;
70 int failed_placements;
71 sint64 exp_per_sq, total_experience;
72 int number_monsters = 0;
73 archetype *at;
74
75 sprintf (styledirname, "%s", "/styles/monsterstyles");
76 style_map = find_style (styledirname, monsterstyle, difficulty);
77 if (!style_map)
78 return;
79
80 /* fill up the map with random monsters from the monster style */
81
82 total_experience = 0;
83 failed_placements = 0;
84 exp_per_sq = 0;
85 while (exp_per_sq <= level_exp (difficulty, 1.0) && failed_placements < 100 && number_monsters < (RP->Xsize * RP->Ysize) / 8)
86 {
87 object *this_monster = style_map->pick_random_object ();
88 int x, y, freeindex;
89
90 if (this_monster == NULL)
91 return; /* no monster?? */
92
93 x = rndm (RP->Xsize);
94 y = rndm (RP->Ysize);
95 freeindex = find_first_free_spot (this_monster, map, x, y);
96 if (freeindex != -1)
97 {
98 object *new_monster = arch_to_object (this_monster->arch);
99
100 x += freearr_x[freeindex];
101 y += freearr_y[freeindex];
102 copy_object_with_inv (this_monster, new_monster);
103 new_monster->x = x;
104 new_monster->y = y;
105 insert_multisquare_ob_in_map (new_monster, map);
106
107 if (new_monster->is_alive ())
108 {
109 total_experience += this_monster->stats.exp;
110
111 for (at = new_monster->arch; at; at = (archetype *)at->more)
112 number_monsters++;
113
114 assert (new_monster->stats.hp >= 0);
115 RP->total_map_hp += new_monster->stats.hp; /* a global count */
116 }
117 else
118 failed_placements++;
119 }
120 else
121 failed_placements++;
122
123 exp_per_sq = (sint64) (((double) 1000 * total_experience) / (map->width * map->height + 1));
124 }
125 }