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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 325 | serge | 1 | // Emacs style mode select -*- C++ -*- |
| 2 | //----------------------------------------------------------------------------- |
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| 3 | // |
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| 4 | // $Id:$ |
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| 5 | // |
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| 6 | // Copyright (C) 1993-1996 by id Software, Inc. |
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| 7 | // |
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| 8 | // This source is available for distribution and/or modification |
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| 9 | // only under the terms of the DOOM Source Code License as |
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| 10 | // published by id Software. All rights reserved. |
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| 11 | // |
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| 12 | // The source is distributed in the hope that it will be useful, |
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| 13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | // FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License |
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| 15 | // for more details. |
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| 16 | // |
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| 17 | // |
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| 18 | // DESCRIPTION: |
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| 19 | // System interface, sound. |
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| 20 | // |
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| 21 | //----------------------------------------------------------------------------- |
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| 22 | |||
| 23 | #ifndef __I_SOUND__ |
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| 24 | #define __I_SOUND__ |
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| 25 | |||
| 26 | #include "doomdef.h" |
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| 27 | |||
| 28 | #include "doomstat.h" |
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| 29 | #include "sounds.h" |
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| 30 | |||
| 31 | |||
| 32 | |||
| 33 | // Init at program start... |
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| 34 | void I_InitSound(); |
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| 35 | |||
| 36 | // ... shut down and relase at program termination. |
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| 37 | void I_ShutdownSound(void); |
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| 38 | |||
| 39 | |||
| 40 | // |
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| 41 | // SFX I/O |
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| 42 | // |
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| 43 | |||
| 44 | // Initialize channels? |
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| 45 | void I_SetChannels(); |
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| 46 | |||
| 47 | // Get raw data lump index for sound descriptor. |
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| 48 | int I_GetSfxLumpNum (sfxinfo_t* sfxinfo ); |
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| 49 | |||
| 50 | |||
| 51 | // Starts a sound in a particular sound channel. |
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| 52 | int |
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| 53 | I_StartSound |
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| 54 | ( int id, |
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| 55 | int vol, |
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| 56 | int sep, |
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| 57 | int pitch, |
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| 58 | int priority ); |
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| 59 | |||
| 60 | |||
| 61 | // Stops a sound channel. |
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| 62 | void I_StopSound(int handle); |
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| 63 | |||
| 64 | // Called by S_*() functions |
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| 65 | // to see if a channel is still playing. |
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| 66 | // Returns 0 if no longer playing, 1 if playing. |
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| 67 | int I_SoundIsPlaying(int handle); |
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| 68 | |||
| 69 | // Updates the volume, separation, |
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| 70 | // and pitch of a sound channel. |
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| 71 | void |
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| 72 | I_UpdateSoundParams |
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| 73 | ( int handle, |
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| 74 | int vol, |
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| 75 | int sep, |
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| 76 | int pitch ); |
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| 77 | |||
| 78 | |||
| 79 | // |
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| 80 | // MUSIC I/O |
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| 81 | // |
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| 82 | void I_InitMusic(void); |
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| 83 | void I_ShutdownMusic(void); |
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| 84 | // Volume. |
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| 85 | void I_SetMusicVolume(int volume); |
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| 86 | // PAUSE game handling. |
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| 87 | void I_PauseSong(int handle); |
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| 88 | void I_ResumeSong(int handle); |
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| 89 | // Registers a song handle to song data. |
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| 90 | int I_RegisterSong(void *data); |
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| 91 | // Called by anything that wishes to start music. |
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| 92 | // plays a song, and when the song is done, |
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| 93 | // starts playing it again in an endless loop. |
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| 94 | // Horrible thing to do, considering. |
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| 95 | void |
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| 96 | I_PlaySong |
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| 97 | ( int handle, |
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| 98 | int looping ); |
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| 99 | // Stops a song over 3 seconds. |
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| 100 | void I_StopSong(int handle); |
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| 101 | // See above (register), then think backwards |
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| 102 | void I_UnRegisterSong(int handle); |
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| 103 | |||
| 104 | |||
| 105 | |||
| 106 | #endif |
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| 107 | //----------------------------------------------------------------------------- |
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| 108 | // |
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| 109 | // $Log:$ |
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| 110 | // |
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| 111 | //----------------------------------------------------------------------------- |