ref: d29437d459167d40bac2d0c2c7881f3e3b8f2e8f
dir: /src/hexen/i_sound.c/
// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright(C) 1993-1996 Id Software, Inc.
// Copyright(C) 1993-2008 Raven Software
// Copyright(C) 2008 Simon Howard
//
// 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.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//
//-----------------------------------------------------------------------------
// I_SOUND.C
#include <stdio.h>
#include "h2def.h"
#include "i_system.h"
#include "m_argv.h"
#include "dmx.h"
#include "sounds.h"
#include "i_sound.h"
/*
===============
=
= I_StartupTimer
=
===============
*/
int tsm_ID = -1;
void I_StartupTimer(void)
{
#ifndef NOTIMER
extern int I_TimerISR(void);
ST_Message(" I_StartupTimer()\n");
// installs master timer. Must be done before StartupTimer()!
TSM_Install(SND_TICRATE);
tsm_ID = TSM_NewService(I_TimerISR, 35, 255, 0); // max priority
if (tsm_ID == -1)
{
I_Error("Can't register 35 Hz timer w/ DMX library");
}
#endif
}
void I_ShutdownTimer(void)
{
TSM_DelService(tsm_ID);
TSM_Remove();
}
/*
*
* SOUND HEADER & DATA
*
*
*/
// sound information
#if 0
const char *dnames[] = { "None",
"PC_Speaker",
"Adlib",
"Sound_Blaster",
"ProAudio_Spectrum16",
"Gravis_Ultrasound",
"MPU",
"AWE32"
};
#endif
const char snd_prefixen[] = { 'P', 'P', 'A', 'S', 'S', 'S', 'M',
'M', 'M', 'S'
};
int snd_Channels;
int snd_DesiredMusicDevice, snd_DesiredSfxDevice;
int snd_MusicDevice, // current music card # (index to dmxCodes)
snd_SfxDevice, // current sfx card # (index to dmxCodes)
snd_MaxVolume, // maximum volume for sound
snd_MusicVolume; // maximum volume for music
int dmxCodes[NUM_SCARDS]; // the dmx code for a given card
int snd_SBport, snd_SBirq, snd_SBdma; // sound blaster variables
int snd_Mport; // midi variables
extern boolean snd_MusicAvail, // whether music is available
snd_SfxAvail; // whether sfx are available
void I_PauseSong(int handle)
{
MUS_PauseSong(handle);
}
void I_ResumeSong(int handle)
{
MUS_ResumeSong(handle);
}
void I_SetMusicVolume(int volume)
{
MUS_SetMasterVolume(volume * 8);
// snd_MusicVolume = volume;
}
void I_SetSfxVolume(int volume)
{
snd_MaxVolume = volume; // THROW AWAY?
}
/*
*
* SONG API
*
*/
int I_RegisterSong(void *data)
{
int rc = MUS_RegisterSong(data);
#ifdef SNDDEBUG
if (rc < 0)
ST_Message(" MUS_Reg() returned %d\n", rc);
#endif
return rc;
}
void I_UnRegisterSong(int handle)
{
int rc = MUS_UnregisterSong(handle);
#ifdef SNDDEBUG
if (rc < 0)
ST_Message(" MUS_Unreg() returned %d\n", rc);
#endif
}
int I_QrySongPlaying(int handle)
{
int rc = MUS_QrySongPlaying(handle);
#ifdef SNDDEBUG
if (rc < 0)
ST_Message(" MUS_QrySP() returned %d\n", rc);
#endif
return rc;
}
// Stops a song. MUST be called before I_UnregisterSong().
void I_StopSong(int handle)
{
int rc;
rc = MUS_StopSong(handle);
#ifdef SNDDEBUG
if (rc < 0)
ST_Message(" MUS_StopSong() returned %d\n", rc);
#endif
/*
// Fucking kluge pause
{
int s;
extern volatile int ticcount;
for (s=ticcount ; ticcount - s < 10 ; );
}
*/
}
void I_PlaySong(int handle, boolean looping)
{
int rc;
rc = MUS_ChainSong(handle, looping ? handle : -1);
#ifdef SNDDEBUG
if (rc < 0)
ST_Message(" MUS_ChainSong() returned %d\n", rc);
#endif
rc = MUS_PlaySong(handle, snd_MusicVolume);
#ifdef SNDDEBUG
if (rc < 0)
ST_Message(" MUS_PlaySong() returned %d\n", rc);
#endif
}
/*
*
* SOUND FX API
*
*/
// Gets lump nums of the named sound. Returns pointer which will be
// passed to I_StartSound() when you want to start an SFX. Must be
// sure to pass this to UngetSoundEffect() so that they can be
// freed!
int I_GetSfxLumpNum(sfxinfo_t * sound)
{
return W_GetNumForName(sound->lumpname);
}
int I_StartSound(int id, void *data, int vol, int sep, int pitch,
int priority)
{
return SFX_PlayPatch(data, pitch, sep, vol, 0, 0);
}
void I_StopSound(int handle)
{
// extern volatile long gDmaCount;
// long waittocount;
SFX_StopPatch(handle);
// waittocount = gDmaCount + 2;
// while (gDmaCount < waittocount) ;
}
int I_SoundIsPlaying(int handle)
{
return SFX_Playing(handle);
}
void I_UpdateSoundParams(int handle, int vol, int sep, int pitch)
{
SFX_SetOrigin(handle, pitch, sep, vol);
}
/*
*
* SOUND STARTUP STUFF
*
*
*/
//
// Why PC's Suck, Reason #8712
//
void I_sndArbitrateCards(void)
{
char tmp[160];
boolean gus, adlib, pc, sb, midi;
int i, rc, mputype, p, opltype, wait, dmxlump;
snd_MusicDevice = snd_DesiredMusicDevice;
snd_SfxDevice = snd_DesiredSfxDevice;
// check command-line parameters- overrides config file
//
if (M_CheckParm("-nosound"))
snd_MusicDevice = snd_SfxDevice = snd_none;
if (M_CheckParm("-nosfx"))
snd_SfxDevice = snd_none;
if (M_CheckParm("-nomusic"))
snd_MusicDevice = snd_none;
if (snd_MusicDevice > snd_MPU && snd_MusicDevice <= snd_MPU3)
snd_MusicDevice = snd_MPU;
if (snd_MusicDevice == snd_SB)
snd_MusicDevice = snd_Adlib;
if (snd_MusicDevice == snd_PAS)
snd_MusicDevice = snd_Adlib;
// figure out what i've got to initialize
//
gus = snd_MusicDevice == snd_GUS || snd_SfxDevice == snd_GUS;
sb = snd_SfxDevice == snd_SB || snd_MusicDevice == snd_SB;
adlib = snd_MusicDevice == snd_Adlib;
pc = snd_SfxDevice == snd_PC;
midi = snd_MusicDevice == snd_MPU;
// initialize whatever i've got
//
if (gus)
{
if (GF1_Detect())
ST_Message(" Dude. The GUS ain't responding.\n");
else
{
dmxlump = W_GetNumForName("dmxgus");
GF1_SetMap(W_CacheLumpNum(dmxlump, PU_CACHE),
lumpinfo[dmxlump].size);
}
}
if (sb)
{
if (debugmode)
{
ST_Message(" Sound cfg p=0x%x, i=%d, d=%d\n",
snd_SBport, snd_SBirq, snd_SBdma);
}
if (SB_Detect(&snd_SBport, &snd_SBirq, &snd_SBdma, 0))
{
ST_Message(" SB isn't responding at p=0x%x, i=%d, d=%d\n",
snd_SBport, snd_SBirq, snd_SBdma);
}
else
SB_SetCard(snd_SBport, snd_SBirq, snd_SBdma);
if (debugmode)
{
ST_Message(" SB_Detect returned p=0x%x, i=%d, d=%d\n",
snd_SBport, snd_SBirq, snd_SBdma);
}
}
if (adlib)
{
if (AL_Detect(&wait, 0))
{
ST_Message(" Dude. The Adlib isn't responding.\n");
}
else
{
AL_SetCard(wait, W_CacheLumpName("genmidi", PU_STATIC));
}
}
if (midi)
{
if (debugmode)
{
ST_Message(" cfg p=0x%x\n", snd_Mport);
}
if (MPU_Detect(&snd_Mport, &i))
{
ST_Message(" The MPU-401 isn't reponding @ p=0x%x.\n",
snd_Mport);
}
else
MPU_SetCard(snd_Mport);
}
}
// inits all sound stuff
void I_StartupSound(void)
{
int rc, i;
if (debugmode)
ST_Message("I_StartupSound: Hope you hear a pop.\n");
// initialize dmxCodes[]
dmxCodes[0] = 0;
dmxCodes[snd_PC] = AHW_PC_SPEAKER;
dmxCodes[snd_Adlib] = AHW_ADLIB;
dmxCodes[snd_SB] = AHW_SOUND_BLASTER;
dmxCodes[snd_PAS] = AHW_MEDIA_VISION;
dmxCodes[snd_GUS] = AHW_ULTRA_SOUND;
dmxCodes[snd_MPU] = AHW_MPU_401;
dmxCodes[snd_MPU2] = AHW_MPU_401;
dmxCodes[snd_MPU3] = AHW_MPU_401;
dmxCodes[snd_AWE] = AHW_AWE32;
dmxCodes[snd_CDMUSIC] = 0;
// inits sound library timer stuff
I_StartupTimer();
// pick the sound cards i'm going to use
//
I_sndArbitrateCards();
if (debugmode)
{
ST_Message(" Music device #%d & dmxCode=%d,", snd_MusicDevice,
dmxCodes[snd_MusicDevice]);
ST_Message(" Sfx device #%d & dmxCode=%d\n", snd_SfxDevice,
dmxCodes[snd_SfxDevice]);
}
// inits DMX sound library
ST_Message(" Calling DMX_Init...");
rc = DMX_Init(SND_TICRATE, SND_MAXSONGS, dmxCodes[snd_MusicDevice],
dmxCodes[snd_SfxDevice]);
if (debugmode)
{
ST_Message(" DMX_Init() returned %d\n", rc);
}
}
// shuts down all sound stuff
void I_ShutdownSound(void)
{
DMX_DeInit();
I_ShutdownTimer();
}
void I_SetChannels(int channels)
{
WAV_PlayMode(channels, SND_SAMPLERATE);
}