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1 | /* |
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2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
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3 | * |
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4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
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5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
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6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
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7 | * |
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8 | * Crossfire TRT is free software: you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation, either version 3 of the License, or |
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11 | * (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License |
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19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 | * |
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21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
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22 | */ |
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23 | |
| 1 | /* Send bug reports to Raphael Quinet (quinet@montefiore.ulg.ac.be) */ |
24 | /* Send bug reports to Raphael Quinet (quinet@montefiore.ulg.ac.be) */ |
| 2 | |
25 | |
| 3 | /** |
26 | /** |
| 4 | * \file |
27 | * \file |
| 5 | * Sound-related functions. |
28 | * Sound-related functions. |
| … | |
… | |
| 9 | |
32 | |
| 10 | #include <global.h> |
33 | #include <global.h> |
| 11 | #include <sproto.h> |
34 | #include <sproto.h> |
| 12 | #include <sounds.h> |
35 | #include <sounds.h> |
| 13 | |
36 | |
| 14 | /** |
37 | #include <tr1/unordered_map> |
| 15 | * Maximum distance a player may hear a sound from. |
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| 16 | * This is only used for new client/server sound. If the sound source |
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| 17 | * on the map is farther away than this, we don't sent it to the client. |
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| 18 | */ |
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| 19 | #define MAX_SOUND_DISTANCE 10 |
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| 20 | |
38 | |
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39 | // the hashtable |
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40 | typedef std::tr1::unordered_map |
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41 | < |
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42 | const char *, |
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43 | faceidx, |
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44 | str_hash, |
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45 | str_equal, |
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46 | slice_allocator< std::pair<const char *const, faceidx> > |
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47 | > HT; |
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48 | |
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49 | static HT ht; |
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50 | |
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51 | faceidx |
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52 | sound_find (const char *str) |
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53 | { |
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54 | auto (i, ht.find (str)); |
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55 | |
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56 | if (i != ht.end ()) |
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57 | return i->second; |
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58 | |
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59 | if (strncmp (str, "sound/", sizeof ("sound/") - 1)) |
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60 | str = format ("sound/%s", str); |
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61 | |
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62 | return face_find (str); |
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63 | } |
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64 | |
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65 | void |
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66 | sound_set (const char *str, faceidx face) |
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67 | { |
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68 | auto (i, ht.find (str)); |
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69 | |
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70 | if (i != ht.end ()) |
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71 | i->second = face; |
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72 | else |
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73 | ht.insert (std::make_pair (strdup (str), face)); |
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74 | } |
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75 | |
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76 | //TODO: remove |
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77 | // for gcfclient-compatibility, to vanish at some point |
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78 | faceidx old_sound_index [SOUND_CAST_SPELL_0]; |
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79 | |
| 21 | /** |
80 | /* |
| 22 | * Plays a sound for specified player only |
81 | * Plays a sound for specified player only |
| 23 | */ |
82 | */ |
| 24 | void |
83 | void |
| 25 | play_sound_player_only (player *pl, short soundnum, sint8 x, sint8 y) |
84 | client::play_sound (faceidx sound, int dx, int dy) |
| 26 | { |
85 | { |
| 27 | char soundtype; |
86 | if (!sound) |
| 28 | SockList sl; |
87 | return; |
| 29 | |
88 | |
| 30 | if (!pl->socket.sound) |
89 | uint8 vol = 255 - idistance (dx, dy) * 255 / MAX_SOUND_DISTANCE; |
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90 | |
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91 | // cut off volume here |
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92 | if (vol <= 0) |
| 31 | return; |
93 | return; |
| 32 | /* Do some quick conversion to the sound type we want. */ |
94 | |
| 33 | if (soundnum >= SOUND_CAST_SPELL_0) |
95 | if (fx_want [FT_SOUND]) |
| 34 | { |
96 | { |
| 35 | soundtype = SOUND_SPELL; |
97 | // cfplus |
| 36 | soundnum -= SOUND_CAST_SPELL_0; |
98 | send_face (sound); |
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99 | flush_fx (); |
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100 | |
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101 | packet sl ("sc"); |
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102 | |
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103 | uint8 *len = sl.cur; |
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104 | |
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105 | sl << uint8 (0) // group length |
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106 | << uint8 (0) // type == one-time effect |
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107 | << ber32 (sound) |
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108 | << sint8 (dx) |
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109 | << sint8 (dy) |
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110 | << uint8 (vol); // 0 == silent, 255 max |
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111 | |
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112 | *len = sl.cur - len; // patch in group length |
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113 | |
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114 | send_packet (sl); |
| 37 | } |
115 | } |
| 38 | else |
116 | else if (this->sound) |
| 39 | soundtype = SOUND_NORMAL; |
117 | { |
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118 | //TODO: remove, or make bearable |
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119 | // gcfclient compatibility |
| 40 | |
120 | |
| 41 | sl.buf = (unsigned char *) malloc (MAXSOCKBUF); |
121 | int gcfclient_sound; |
| 42 | strcpy ((char *) sl.buf, "sound "); |
122 | for (gcfclient_sound = SOUND_CAST_SPELL_0; gcfclient_sound--; ) |
| 43 | sl.len = strlen ((char *) sl.buf); |
123 | if (old_sound_index [gcfclient_sound] == sound) |
| 44 | SockList_AddChar (&sl, x); |
124 | { |
| 45 | SockList_AddChar (&sl, y); |
125 | packet sl ("sound"); |
| 46 | SockList_AddShort (&sl, soundnum); |
126 | |
| 47 | SockList_AddChar (&sl, soundtype); |
127 | sl << uint8 (dx) |
| 48 | Send_With_Handling (&pl->socket, &sl); |
128 | << uint8 (dy) |
| 49 | free (sl.buf); |
129 | << uint16 (gcfclient_sound) |
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130 | << uint8 (SOUND_NORMAL); |
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131 | |
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132 | send_packet (sl); |
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133 | |
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134 | break; |
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135 | } |
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136 | } |
| 50 | } |
137 | } |
| 51 | |
138 | |
| 52 | #define POW2(x) ((x) * (x)) |
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| 53 | |
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| 54 | /** Plays some sound on map at x,y. */ |
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| 55 | void |
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| 56 | play_sound_map (maptile *map, int x, int y, short sound_num) |
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| 57 | { |
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| 58 | player *pl; |
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| 59 | |
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| 60 | if (sound_num >= NROF_SOUNDS) |
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| 61 | { |
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| 62 | LOG (llevError, "Tried to play an invalid sound num: %d\n", sound_num); |
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| 63 | return; |
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| 64 | } |
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| 65 | |
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| 66 | for (pl = first_player; pl; pl = pl->next) |
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| 67 | { |
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| 68 | if (pl->ob->map == map) |
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| 69 | { |
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| 70 | int distance = isqrt (POW2 (pl->ob->x - x) + POW2 (pl->ob->y - y)); |
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| 71 | |
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| 72 | if (distance <= MAX_SOUND_DISTANCE) |
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| 73 | { |
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| 74 | play_sound_player_only (pl, sound_num, (sint8) (x - pl->ob->x), (sint8) (y - pl->ob->y)); |
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| 75 | } |
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| 76 | } |
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| 77 | } |
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| 78 | } |
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