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| // Emacs style mode select -*- C++ -*- |
| //----------------------------------------------------------------------------- |
| // |
| // $Id:$ |
| // |
| // Copyright (C) 1993-1996 by id Software, Inc. |
| // |
| // This source is available for distribution and/or modification |
| // only under the terms of the DOOM Source Code License as |
| // published by id Software. All rights reserved. |
| // |
| // The source is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License |
| // for more details. |
| // |
| // |
| // DESCRIPTION: |
| // System interface, sound. |
| // |
| //----------------------------------------------------------------------------- |
| |
| #ifndef __I_SOUND__ |
| #define __I_SOUND__ |
| |
| #include "doomdef.h" |
| |
| #include "doomstat.h" |
| #include "sounds.h" |
| |
| |
| |
| // Init at program start... |
| void I_InitSound(); |
| |
| // ... shut down and relase at program termination. |
| void I_ShutdownSound(void); |
| |
| |
| // |
| // SFX I/O |
| // |
| |
| // Initialize channels? |
| void I_SetChannels(); |
| |
| // Get raw data lump index for sound descriptor. |
| int I_GetSfxLumpNum (sfxinfo_t* sfxinfo ); |
| |
| |
| // Starts a sound in a particular sound channel. |
| int |
| I_StartSound |
| ( int id, |
| int vol, |
| int sep, |
| int pitch, |
| int priority ); |
| |
| |
| // Stops a sound channel. |
| void I_StopSound(int handle); |
| |
| // Called by S_*() functions |
| // to see if a channel is still playing. |
| // Returns 0 if no longer playing, 1 if playing. |
| int I_SoundIsPlaying(int handle); |
| |
| // Updates the volume, separation, |
| // and pitch of a sound channel. |
| void |
| I_UpdateSoundParams |
| ( int handle, |
| int vol, |
| int sep, |
| int pitch ); |
| |
| |
| // |
| // MUSIC I/O |
| // |
| void I_InitMusic(void); |
| void I_ShutdownMusic(void); |
| // Volume. |
| void I_SetMusicVolume(int volume); |
| // PAUSE game handling. |
| void I_PauseSong(int handle); |
| void I_ResumeSong(int handle); |
| // Registers a song handle to song data. |
| int I_RegisterSong(void *data); |
| // Called by anything that wishes to start music. |
| // plays a song, and when the song is done, |
| // starts playing it again in an endless loop. |
| // Horrible thing to do, considering. |
| void |
| I_PlaySong |
| ( int handle, |
| int looping ); |
| // Stops a song over 3 seconds. |
| void I_StopSong(int handle); |
| // See above (register), then think backwards |
| void I_UnRegisterSong(int handle); |
| |
| |
| |
| #endif |
| //----------------------------------------------------------------------------- |
| // |
| // $Log:$ |
| // |
| //----------------------------------------------------------------------------- |