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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id: i_sound_sdl.h,v 1.1 2000/04/19 15:20:23 hurdler Exp $
//
// Copyright (C) 1993-1996 by id Software, Inc.
// Portions Copyright (C) 1998-2000 by DooM Legacy Team.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
//
// $Log: i_sound_sdl.h,v $
// Revision 1.1 2000/04/19 15:20:23 hurdler
// add SDL midi support
//
// Revision 1.3 2000/03/22 18:49:38 metzgermeister
// added I_PauseCD() for Linux
//
// Revision 1.2 2000/02/27 00:42:10 hurdler
// fix CR+LF problem
//
// Revision 1.1.1.1 2000/02/22 20:32:32 hurdler
// Initial import into CVS (v1.29 pr3)
//
//
// DESCRIPTION:
// System interface, sound.
//
//-----------------------------------------------------------------------------
#ifndef __I_SOUND__
#define __I_SOUND__
#include "doomdef.h"
#include "sounds.h"
void* I_GetSfx (sfxinfo_t* sfx);
void I_FreeSfx (sfxinfo_t* sfx);
// Init at program start...
void I_StartupSound();
// ... update sound buffer and audio device at runtime...
#ifndef SNDSERV
void I_UpdateSound(void);
#endif
void I_SubmitSound(void);
// ... shut down and relase at program termination.
void I_ShutdownSound(void);
//
// SFX I/O
//
// 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.
boolean 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);
void I_SetSfxVolume(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,size_t len);
// 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);
// i_cdmus.h : cd music interface
//
extern byte cdaudio_started;
void I_InitCD (void);
void I_StopCD (void);
#ifdef LINUX
void I_PauseCD (void);
#endif
void I_ResumeCD (void);
void I_ShutdownCD (void);
void I_UpdateCD (void);
void I_PlayCD (int track, boolean looping);
int I_SetVolumeCD (int volume); // return 0 on failure
#endif
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