SBSPSS/source/sound/sound.cpp
2000-10-09 23:30:58 +00:00

408 lines
9.3 KiB
C++

/*
reverb ( trigger from map? )
position
adjust channels ( watery-mario64 style music changes )
*/
/*=========================================================================
sound.cpp
Author: PKG
Created:
Project: Spongebob
Purpose:
Copyright (c) 2000 Climax Development Ltd
===========================================================================*/
/*----------------------------------------------------------------------
Includes
-------- */
#include "sound.h"
#ifndef __SYSTEM_DBG_H__
#include "system\dbg.h"
#endif
/* Std Lib
------- */
/* Data
---- */
/*----------------------------------------------------------------------
Tyepdefs && Defines
------------------- */
/*----------------------------------------------------------------------
Structure defintions
-------------------- */
typedef struct XMFILEDATA
{
FileEquate m_vh,m_vb,m_pxm;
};
typedef struct SFXDETAILS
{
int m_channelMask;
int m_pattern; // ..or instrument number for loopers
int m_looping;
};
/*----------------------------------------------------------------------
Function Prototypes
------------------- */
/*----------------------------------------------------------------------
Vars
---- */
// Static stuff for CSoundMediator
int CSoundMediator::s_initialised=false;
int CSoundMediator::s_currentVolume[CSoundMediator::NUM_VOLUMETYPES];
int CSoundMediator::s_targetVolume[CSoundMediator::NUM_VOLUMETYPES];
int CSoundMediator::s_volumeDirty[CSoundMediator::NUM_VOLUMETYPES];
xmSampleId CSoundMediator::s_songSampleId=NO_SAMPLE;
xmModId CSoundMediator::s_songModId=NO_SONG;
xmPlayingId CSoundMediator::s_songPlayingId=NOT_PLAYING;
xmSampleId CSoundMediator::s_sfxSampleId=NO_SAMPLE;
xmModId CSoundMediator::s_sfxModId=NO_SONG;
static CSpuSound *s_spuSound;
static CXMPlaySound *s_xmplaySound;
// Songs
static XMFILEDATA s_xmSongData[CSoundMediator::NUM_SONGIDS]=
{
{ MUSIC_HYPERMMX_VH, MUSIC_HYPERMMX_VB, MUSIC_HYPERMMX_PXM }, // HYPERMMX
{ MUSIC_DROPPOP_VH, MUSIC_DROPPOP_VB, MUSIC_DROPPOP_PXM }, // DROPPOP
{ MUSIC_MUSIC_VH, MUSIC_MUSIC_VB, MUSIC_MUSIC_PXM }, // MUSIC
};
// SFX banks
static XMFILEDATA s_xmSfxData[CSoundMediator::NUM_SFXBANKIDS]=
{
{ SFX_INGAME_VH, SFX_INGAME_VB, SFX_INGAME_PXM }, // INGAME
};
// Individual SFX details
static SFXDETAILS s_sfxDetails[]=
{
{ 1, 6, 1 },
{ 1, 1, 0 },
{ 1, 2, 0 },
{ 1, 0, 1 },
};
//
int s_songChannelCount=10;
//
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::initialise()
{
int i;
ASSERT(!s_initialised);
s_spuSound=new ("SPUSound") CSpuSound(); s_spuSound->initialise();
s_xmplaySound=new ("XMPlaySound") CXMPlaySound(); s_xmplaySound->initialise();
CXAStream::Init();
for(i=0;i<NUM_VOLUMETYPES;i++)
{
s_currentVolume[i]=MIN_VOLUME;
s_targetVolume[i]=INITIAL_VOLUME;
s_volumeDirty[i]=true;
}
setSongToFadedIn();
// ASSERT(CXAStream::MIN_VOLUME==0); // Just incase someone decides to change any of these.. things in here will break ( PKG )
// ASSERT(CXAStream::MAX_VOLUME==32767);
SOUND_DBGMSG("Sound mediator initialised");
s_initialised=true;
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::shutdown()
{
ASSERT(0);
ASSERT(s_initialised);
s_xmplaySound->shutdown(); delete s_xmplaySound;
s_spuSound->shutdown(); delete s_spuSound;
SOUND_DBGMSG("Sound mediator shutdown");
s_initialised=false;
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::think(int _frames)
{
int i;
int diff,speed;
int *current,*target,*dirty;
ASSERT(s_initialised);
// Fade to target volume
speed=(_frames*VOLUME_CHANGE_SPEED)>>10;
current=s_currentVolume;
target=s_targetVolume;
dirty=s_volumeDirty;
for(i=0;i<NUM_VOLUMETYPES;i++)
{
diff=*target-*current;
if(diff<0)
{
*current-=speed;
if(*current<*target)*current=*target;
*dirty=true;
}
else if(diff>0)
{
*current+=speed;
if(*current>*target)*current=*target;
*dirty=true;
}
current++;
target++;
dirty++;
}
// Manual update of anything that needs it
// CXAStream::ControlXA();
s_xmplaySound->think();
// Push through any changes in volume
if(s_volumeDirty[SONG]||s_volumeDirty[SONGFADE])
{
if(s_songPlayingId!=NOT_PLAYING)
{
int vol=(s_currentVolume[SONG]*((s_currentVolume[SONGFADE]>>1)+128))>>8;
s_xmplaySound->setVolume(s_songPlayingId,(char)vol);
}
s_volumeDirty[SONG]=s_volumeDirty[SONGFADE]=false;
}
if(s_volumeDirty[SFX])
{
s_volumeDirty[SFX]=false;
}
// if(s_volumeDirty[SPEECH])
// {
// int vol=s_currentVolume[SPEECH]<<7;
// CXAStream::SetVolume(vol,vol);
// s_volumeDirty[SPEECH]=false;
// }
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::setSong(SONGID _songId)
{
XMFILEDATA *song;
ASSERT(s_songSampleId==NO_SAMPLE);
ASSERT(s_songModId==NO_SONG);
song=&s_xmSongData[_songId];
s_songModId=s_xmplaySound->loadModData(song->m_pxm);
s_songSampleId=s_xmplaySound->loadSampleData(song->m_vh,song->m_vb);
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::playSong()
{
ASSERT(s_songSampleId!=NO_SAMPLE);
ASSERT(s_songModId!=NO_SONG);
ASSERT(s_songPlayingId==NOT_PLAYING);
s_songPlayingId=s_xmplaySound->playSong(s_songSampleId,s_songModId,s_songChannelCount);
s_volumeDirty[SONG]=true; // Force a volume update
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::dumpSong()
{
ASSERT(s_songSampleId!=NO_SAMPLE);
ASSERT(s_songModId!=NO_SONG);
if(s_songPlayingId!=NOT_PLAYING)
{
s_xmplaySound->stopPlayingId(s_songPlayingId);
s_xmplaySound->unlockPlayingId(s_songPlayingId);
}
s_xmplaySound->dumpSampleData(s_songSampleId);
s_xmplaySound->dumpModData(s_songModId);
s_songSampleId=NO_SAMPLE;
s_songModId=NO_SONG;
s_songPlayingId=NOT_PLAYING;
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::setSfxBank(SFXBANKID _bankId)
{
XMFILEDATA *song;
ASSERT(s_sfxSampleId==NO_SAMPLE);
ASSERT(s_sfxModId==NO_SONG);
song=&s_xmSfxData[_bankId];
s_sfxModId=s_xmplaySound->loadModData(song->m_pxm);
s_sfxSampleId=s_xmplaySound->loadSampleData(song->m_vh,song->m_vb);
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
xmPlayingId CSoundMediator::playSfx(int _sfxId)
{
int sfxChannelMask;
xmPlayingId playId;
SFXDETAILS *sfx;
ASSERT(s_sfxSampleId!=NO_SAMPLE);
ASSERT(s_sfxModId!=NO_SONG);
// Play!
sfx=&s_sfxDetails[_sfxId];
if(sfx->m_looping)
{
playId=s_xmplaySound->playLoopingSfx(s_sfxSampleId,s_sfxModId,sfx->m_pattern,10);
}
else
{
playId=s_xmplaySound->playSfx(s_sfxSampleId,s_sfxModId,sfx->m_pattern,sfx->m_channelMask,20);
if(playId!=NOT_PLAYING)
{
s_xmplaySound->unlockPlayingId(playId); // We really don't care about one-shot sfx..
playId=NOT_PLAYING;
}
}
s_volumeDirty[SFX]=true; // Force a volume update
return playId;
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::stopSfx(xmPlayingId _playingId)
{
s_xmplaySound->stopPlayingId(_playingId);
s_xmplaySound->unlockPlayingId(_playingId);
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::playSpeech(SpeechEquate _speech)
{
// if(CXAStream::IsPlaying())
// CXAStream::Stop();
// CXAStream::PlaySpeech(_speech);
// s_volumeDirty[SPEECH]=true; // Force a volume update
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CSoundMediator::setVolume(VOLUMETYPE _type,int _val)
{
ASSERT(_val>=MIN_VOLUME&&_val<=MAX_VOLUME);
s_targetVolume[_type]=_val;
s_volumeDirty[_type]=true; // Otherwise we could miss volume changes under rare conditions
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
int CSoundMediator::getVolume(VOLUMETYPE _type)
{
return s_targetVolume[_type];
}
/*===========================================================================
end */