1 |
/* |
2 |
* This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. |
3 |
* |
4 |
* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
5 |
* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
6 |
* Copyright (©) 1992,2007 Frank Tore Johansen |
7 |
* |
8 |
* Crossfire TRT is free software; you can redistribute it and/or modify it |
9 |
* under the terms of the GNU General Public License as published by the Free |
10 |
* Software Foundation; either version 2 of the License, or (at your option) |
11 |
* any later version. |
12 |
* |
13 |
* This program is distributed in the hope that it will be useful, but |
14 |
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
15 |
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
16 |
* for more details. |
17 |
* |
18 |
* You should have received a copy of the GNU General Public License along |
19 |
* with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
20 |
* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
21 |
* |
22 |
* The authors can be reached via e-mail to <crossfire@schmorp.de> |
23 |
*/ |
24 |
|
25 |
/* Send bug reports to Raphael Quinet (quinet@montefiore.ulg.ac.be) */ |
26 |
|
27 |
/** |
28 |
* \file |
29 |
* Sound-related functions. |
30 |
* |
31 |
* \date 2003-12-02 |
32 |
*/ |
33 |
|
34 |
#include <global.h> |
35 |
#include <sproto.h> |
36 |
#include <sounds.h> |
37 |
|
38 |
/** |
39 |
* Maximum distance a player may hear a sound from. |
40 |
* This is only used for new client/server sound. If the sound source |
41 |
* on the map is farther away than this, we don't sent it to the client. |
42 |
*/ |
43 |
#define MAX_SOUND_DISTANCE 10 |
44 |
|
45 |
/** |
46 |
* Plays a sound for specified player only |
47 |
*/ |
48 |
void |
49 |
play_sound_player_only (player *pl, short soundnum, sint8 x, sint8 y) |
50 |
{ |
51 |
char soundtype; |
52 |
|
53 |
if (!pl->ns->sound) |
54 |
return; |
55 |
|
56 |
/* Do some quick conversion to the sound type we want. */ |
57 |
if (soundnum >= SOUND_CAST_SPELL_0) |
58 |
{ |
59 |
soundtype = SOUND_SPELL; |
60 |
soundnum -= SOUND_CAST_SPELL_0; |
61 |
} |
62 |
else |
63 |
soundtype = SOUND_NORMAL; |
64 |
|
65 |
packet sl; |
66 |
|
67 |
sl << "sound " |
68 |
<< uint8 (x) |
69 |
<< uint8 (y) |
70 |
<< uint16 (soundnum) |
71 |
<< uint8 (soundtype); |
72 |
|
73 |
pl->ns->send_packet (sl); |
74 |
} |
75 |
|
76 |
/** Plays some sound on map at x,y. */ |
77 |
void |
78 |
play_sound_map (maptile *map, int x, int y, short sound_num) |
79 |
{ |
80 |
if (sound_num >= NROF_SOUNDS) |
81 |
{ |
82 |
LOG (llevError, "Tried to play an invalid sound num: %d\n", sound_num); |
83 |
return; |
84 |
} |
85 |
|
86 |
for_all_players (pl) |
87 |
{ |
88 |
if (pl->ob->map == map) |
89 |
{ |
90 |
int distance = idistance (pl->ob->x - x, pl->ob->y - y); |
91 |
|
92 |
if (distance <= MAX_SOUND_DISTANCE) |
93 |
play_sound_player_only (pl, sound_num, x - pl->ob->x, y - pl->ob->y); |
94 |
} |
95 |
} |
96 |
} |