875 lines
19 KiB
C++
875 lines
19 KiB
C++
/*=========================================================================
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xmplay.cpp
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Author: PKG
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Created:
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Project: Spongebob
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Purpose:
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Copyright (c) 2000 Climax Development Ltd
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===========================================================================*/
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/*----------------------------------------------------------------------
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Includes
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-------- */
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#include "xmplay.h"
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#ifndef __SYSTEM_DBG_H__
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#include "system\dbg.h"
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#endif
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#ifndef __VID_HEADER_
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#include "system\vid.h"
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#endif
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#ifndef XMPlayer
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#include "system\global.h"
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#include <xmplay.h>
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#endif
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/* Std Lib
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------- */
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/* Data
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---- */
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/*----------------------------------------------------------------------
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Tyepdefs && Defines
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------------------- */
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/*----------------------------------------------------------------------
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Structure defintions
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-------------------- */
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/*----------------------------------------------------------------------
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Function Prototypes
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------------------- */
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/*----------------------------------------------------------------------
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Vars
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---- */
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::initialise()
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{
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int size,i;
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#if defined(__TERRITORY_USA__) || defined(__TERRITORY_JAP__)
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XM_OnceOffInit(XM_NTSC);
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#else
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XM_OnceOffInit(XM_PAL);
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#endif
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setStereo(true);
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size=XM_GetSongSize();
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for(i=0;i<MAX_SONG_HEADERS;i++)
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{
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m_songPtr[i]=(u8*)MemAlloc(size,"XMSong");
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XM_SetSongAddress(m_songPtr[i]);
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}
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size=XM_GetFileHeaderSize();
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for(i=0;i<MAX_XM_HEADERS;i++)
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{
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m_fhPtr[i]=(u8*)MemAlloc(size,"XMHeader");
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XM_SetFileHeaderAddress(m_fhPtr[i]);
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}
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VidAddVSyncFunc(XM_Update);
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// Clear internal data
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for(i=0;i<MAX_XM_SONGS;i++)
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{
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XMMod *mod=&m_xmMods[i];
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mod->m_refCount=0;
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}
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for(i=0;i<MAX_XM_VABS;i++)
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{
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XMVab *vab=&m_xmVabs[i];
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vab->m_refCount=0;
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}
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for(i=0;i<NUM_SPU_CHANNELS;i++)
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{
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m_spuChannelUse[i].m_useType=SILENT;
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m_spuChannelUse[i].m_locked=false;
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}
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m_masterSongVolume=0;
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m_masterSfxVolume=0;
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SOUND_DBGMSG("XMPlay sound initialised");
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::shutdown()
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{
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SOUND_DBGMSG("XMPlay sound shutdown");
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::think()
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{
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int i;
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int id;
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spuChannelUse *ch;
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XM_Feedback fb;
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// Check to see if any of the sounds have finished
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id=-1;
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ch=m_spuChannelUse;
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for(i=0;i<NUM_SPU_CHANNELS;i++)
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{
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// Only unlocked stuff needs to be checked
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if(ch->m_locked==false&&ch->m_useType!=SILENT)
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{
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id=ch->m_playingId;
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if(id!=-1)
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{
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if(XM_GetFeedback(ch->m_internalId,&fb))
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{
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//PAUL_DBGMSG("%d finished.. ( was on chnl %d )",id,i);
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while(ch->m_playingId==id&&i<NUM_SPU_CHANNELS)
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{
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ch->m_useType=SILENT;
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ch++;
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i++;
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}
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ch--;
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}
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}
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}
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ch++;
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}
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::setMasterSongVolume(unsigned char _vol)
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{
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int i;
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spuChannelUse *ch;
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xmPlayingId lastId;
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// New volume
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if(m_masterSongVolume==_vol) return;
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m_masterSongVolume=_vol;
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// Now update any active songs
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ch=m_spuChannelUse;
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lastId=NOT_PLAYING;
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for(i=0;i<NUM_SPU_CHANNELS;i++,ch++)
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{
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if(ch->m_playingId!=lastId&&ch->m_useType==SONG)
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{
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int oldLock=ch->m_locked; // hmm..
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ch->m_locked=true; // not too..
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setVolume(ch->m_playingId,ch->m_vol);
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ch->m_locked=oldLock; // ..ugly I suppose
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lastId=ch->m_playingId;
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}
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}
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::setMasterSfxVolume(unsigned char _vol)
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{
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int i;
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spuChannelUse *ch;
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xmPlayingId lastId;
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// New volume
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if(m_masterSfxVolume==_vol) return;
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m_masterSfxVolume=_vol;
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// Now update any active sfx
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ch=m_spuChannelUse;
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lastId=NOT_PLAYING;
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for(i=0;i<NUM_SPU_CHANNELS;i++,ch++)
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{
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if(ch->m_playingId!=lastId&&ch->m_useType==SFX||ch->m_useType==LOOPINGSFX)
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{
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int oldLock=ch->m_locked; // hmm..
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ch->m_locked=true; // not too..
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setVolume(ch->m_playingId,ch->m_vol);
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ch->m_locked=oldLock; // ..ugly I suppose
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lastId=ch->m_playingId;
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}
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}
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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xmSampleId CXMPlaySound::loadSampleData(FileEquate _vhFe,FileEquate _vbFe)
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{
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int vabId;
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XMVab *vab;
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unsigned char *VbPtr,*VhPtr;
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// Is the bank already loaded?
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vab=m_xmVabs;
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for(vabId=0;vabId<MAX_XM_VABS;vabId++)
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{
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if(vab->m_refCount&&vab->m_vhFile==_vhFe&&vab->m_vbFile==_vbFe)
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{
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// Yup..
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vab->m_refCount++;
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return(xmSampleId)vabId;
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}
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}
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// Find next free vab slot
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vabId=0;
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vab=m_xmVabs;
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while(1)
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{
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ASSERT(vabId<MAX_XM_VABS);
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if(vab->m_refCount==0)
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{
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VhPtr=(u8*)CFileIO::loadFile(_vhFe);
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VbPtr=(u8*)CFileIO::loadFile(_vbFe);
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vab->m_vabId=XM_VABInit(VhPtr,VbPtr);
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MemFree(VhPtr);
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MemFree(VbPtr);
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vab->m_vhFile=_vhFe;
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vab->m_vbFile=_vbFe;
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vab->m_refCount=1;
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break;
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}
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vabId++;vab++;
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}
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return (xmSampleId)vabId;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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xmModId CXMPlaySound::loadModData(FileEquate _modFe)
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{
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int modId;
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XMMod *mod;
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// Is the mod already loaded?
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mod=m_xmMods;
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for(modId=0;modId<MAX_XM_SONGS;modId++)
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{
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if(mod->m_refCount&&mod->m_file==_modFe)
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{
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// Yup..
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mod->m_refCount++;
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return(xmModId)modId;
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}
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}
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// Find next free song slot
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mod=m_xmMods;
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modId=0;
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while(1)
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{
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ASSERT(modId<MAX_XM_SONGS);
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if(mod->m_refCount==0)
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{
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mod->m_xmData=(u8*)CFileIO::loadFile(_modFe);
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InitXMData(mod->m_xmData,modId,0);//XM_UseS3MPanning);
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mod->m_file=_modFe;
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mod->m_refCount=1;
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break;
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}
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modId++;mod++;
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}
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return (xmModId)modId;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::dumpSampleData(xmSampleId _sampleId)
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{
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XMVab *vab;
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vab=&m_xmVabs[_sampleId];
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vab->m_refCount--;
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if(vab->m_refCount==0)
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{
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XM_CloseVAB(vab->m_vabId);
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}
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::dumpModData(xmModId _modId)
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{
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XMMod *mod;
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mod=&m_xmMods[_modId];
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mod->m_refCount--;
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if(mod->m_refCount==0)
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{
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MemFree(mod->m_xmData);
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}
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::setStereo(int _stereo)
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{
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if(_stereo)
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XM_SetStereo();
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else
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XM_SetMono();
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::setVolume(xmPlayingId _playingId,unsigned char _volume)
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{
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int i;
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spuChannelUse *ch;
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int vol;
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ch=m_spuChannelUse;
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for(i=0;i<NUM_SPU_CHANNELS;i++,ch++)
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{
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if(ch->m_playingId==_playingId)
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{
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ASSERT(ch->m_locked!=false); // Cant alter unlocked channels!
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ch->m_vol=_volume; // Update volume
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switch(ch->m_useType)
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{
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case SILENT:
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break;
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case SONG:
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vol=(_volume*m_masterSongVolume)>>8;
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XM_SetMasterVol(ch->m_internalId,vol>>1);
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break;
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case SFX:
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vol=(_volume*m_masterSfxVolume)>>8;
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XM_SetMasterVol(ch->m_internalId,vol>>1);
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break;
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case LOOPINGSFX:
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updateLoopingSfx(ch);
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break;
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}
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return;
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}
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}
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ASSERT(0); // Couldn't find the sound to unlock it!
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::setPanning(xmPlayingId _playingId,char _pan)
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{
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int i;
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spuChannelUse *ch;
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ch=m_spuChannelUse;
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for(i=0;i<NUM_SPU_CHANNELS;i++,ch++)
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{
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if(ch->m_playingId==_playingId)
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{
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ASSERT(ch->m_locked!=false); // Cant alter unlocked channels!
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ch->m_pan=_pan; // Update pan
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switch(ch->m_useType)
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{
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case SILENT:
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break;
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case SONG:
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XM_SetMasterPan(ch->m_internalId,_pan-128);
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break;
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case SFX:
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XM_SetMasterPan(ch->m_internalId,_pan-128);
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break;
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case LOOPINGSFX:
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updateLoopingSfx(ch);
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break;
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}
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return;
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}
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}
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ASSERT(0); // Couldn't find the sound to unlock it!
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::stopAndUnlockAllSound()
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{
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int i;
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spuChannelUse *ch;
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ch=m_spuChannelUse;
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for(i=0;i<NUM_SPU_CHANNELS;i++,ch++)
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{
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if(ch->m_useType!=SILENT)
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{
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int oldLock=ch->m_locked; // hmm..
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ch->m_locked=true; // not too..
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stopPlayingId(ch->m_playingId);
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ch->m_locked=oldLock; // ..ugly I suppose
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// Need to unlock too
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if(oldLock)unlockPlayingId(ch->m_playingId);
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}
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}
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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xmPlayingId CXMPlaySound::playSong(xmSampleId _sampleId,xmModId _modId)
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{
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int channelCount,baseChannel;
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XMVab *vab;
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int id;
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xmPlayingId retId;
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ASSERT(m_xmVabs[_sampleId].m_refCount!=0);
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ASSERT(m_xmMods[_modId].m_refCount!=0);
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// Let's grab the channel count from the XM data.. :)
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channelCount=(short int)*(m_xmMods[_modId].m_xmData+68);
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SOUND_DBGMSG("Playing song with %d channels reserved",channelCount);
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baseChannel=findSpareChannels(channelCount,255);
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if(baseChannel!=-1)
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{
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retId=getNextSparePlayingId();
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vab=&m_xmVabs[_sampleId];
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id=XM_Init(vab->m_vabId, // id from XM_VABInit
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_modId, // XM id ( as passed to InitXMData )
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-1, // Let xmplay give us a song id
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baseChannel, // First channel
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XM_Loop, // Play song continuously
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-1, // Play all channels
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XM_Music, // Music
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0); // Begin at the beginning
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markChannelsAsActive(baseChannel,channelCount,SONG,retId,id,255);
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setVolume(retId,MAX_VOLUME);
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//PAUL_DBGMSG("playSong %d/%d ( on %d-%d )",retId,id,baseChannel,baseChannel+channelCount-1);
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}
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else
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{
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retId=NOT_PLAYING;
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}
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return retId;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::unlockPlayingId(xmPlayingId _playingId)
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{
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int i;
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spuChannelUse *ch;
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ch=m_spuChannelUse;
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for(i=0;i<NUM_SPU_CHANNELS;i++,ch++)
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{
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if(ch->m_playingId==_playingId)
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{
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//PAUL_DBGMSG("unlocking %d",_playingId);
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ASSERT(ch->m_locked!=false);
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while(ch->m_playingId==_playingId)
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{
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ch->m_locked=false;
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ch++;
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}
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return;
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}
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}
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ASSERT(0); // Couldn't find the sound to unlock it!
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CXMPlaySound::stopPlayingId(xmPlayingId _playingId)
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{
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int i;
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spuChannelUse *ch;
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ch=m_spuChannelUse;
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for(i=0;i<NUM_SPU_CHANNELS;i++,ch++)
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{
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if(ch->m_playingId==_playingId)
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{
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ASSERT(ch->m_locked!=false); // Cant stop unlocked channels!
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switch(ch->m_useType)
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{
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case SILENT:
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break;
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case SONG:
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XM_PlayStop(ch->m_internalId);
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break;
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case SFX:
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XM_PlayStop(ch->m_internalId);
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break;
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case LOOPINGSFX:
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XM_StopSample(ch->m_internalId);
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break;
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}
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while(ch->m_playingId==_playingId)
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{
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ch->m_useType=SILENT;
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ch++;
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}
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return;
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}
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}
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ASSERT(0); // Couldn't find the sound to stop it!
|
|
}
|
|
|
|
|
|
/*----------------------------------------------------------------------
|
|
Function:
|
|
Purpose:
|
|
Params:
|
|
Returns:
|
|
---------------------------------------------------------------------- */
|
|
xmPlayingId CXMPlaySound::playSfx(xmSampleId _sampleId,xmModId _modId,int _sfxPattern,int _playMask,u8 _priority)
|
|
{
|
|
int i,j;
|
|
int maskCopy,channelCount;
|
|
int valid;
|
|
int baseChannel;
|
|
XMVab *vab;
|
|
int songId;
|
|
int id;
|
|
xmPlayingId retId;
|
|
|
|
ASSERT(m_xmVabs[_sampleId].m_refCount!=0);
|
|
ASSERT(m_xmMods[_modId].m_refCount!=0);
|
|
|
|
// Count channels
|
|
maskCopy=_playMask;
|
|
channelCount=0;
|
|
for(i=0;i<NUM_SPU_CHANNELS&&maskCopy;i++)
|
|
{
|
|
if(maskCopy&1)
|
|
channelCount++;
|
|
maskCopy>>=1;
|
|
}
|
|
|
|
// Play the sound
|
|
baseChannel=findSpareChannels(channelCount,_priority);
|
|
if(baseChannel!=-1)
|
|
{
|
|
retId=getNextSparePlayingId();
|
|
vab=&m_xmVabs[_sampleId];
|
|
XM_SetSFXRange(baseChannel,channelCount);
|
|
id=XM_Init(vab->m_vabId, // id from XM_VABInit
|
|
_modId, // XM id ( as passed to InitXMData )
|
|
-1, // Let xmplay give us a song id
|
|
-1, // Use SFX range to get first channel
|
|
XM_NoLoop, // One-shot
|
|
_playMask, // Play mask
|
|
XM_SFX, // SFX
|
|
_sfxPattern); // SFX pattern to play
|
|
XM_ClearSFXRange();
|
|
//PAUL_DBGMSG("playSfx %d/%d ( on %d-%d )",retId,id,baseChannel,baseChannel+channelCount-1);
|
|
markChannelsAsActive(baseChannel,channelCount,SFX,retId,id,_priority);
|
|
setVolume(retId,MAX_VOLUME);
|
|
}
|
|
else
|
|
{
|
|
retId=NOT_PLAYING;
|
|
}
|
|
|
|
return retId;
|
|
}
|
|
|
|
|
|
/*----------------------------------------------------------------------
|
|
Function:
|
|
Purpose:
|
|
Params:
|
|
Returns:
|
|
---------------------------------------------------------------------- */
|
|
xmPlayingId CXMPlaySound::playLoopingSfx(xmSampleId _sampleId,xmModId _modId,int _soundId,u8 _priority,int _pitch)
|
|
{
|
|
int baseChannel;
|
|
xmPlayingId retId;
|
|
|
|
baseChannel=findSpareChannels(1,_priority);
|
|
if(baseChannel!=-1)
|
|
{
|
|
retId=getNextSparePlayingId();
|
|
//PAUL_DBGMSG("playLoopingSfx %d/- ( on %d-%d )",retId,baseChannel,baseChannel);
|
|
XM_PlaySample(XM_GetSampleAddress(_sampleId,_soundId),baseChannel,0x3fff,0x3fff,_pitch);
|
|
markChannelsAsActive(baseChannel,1,LOOPINGSFX,retId,baseChannel,_priority);
|
|
setVolume(retId,MAX_VOLUME);
|
|
}
|
|
else
|
|
{
|
|
retId=NOT_PLAYING;
|
|
}
|
|
|
|
return retId;
|
|
}
|
|
|
|
|
|
/*----------------------------------------------------------------------
|
|
Function:
|
|
Purpose:
|
|
Params:
|
|
Returns:
|
|
---------------------------------------------------------------------- */
|
|
xmPlayingId CXMPlaySound::getNextSparePlayingId()
|
|
{
|
|
xmPlayingId validId;
|
|
int i;
|
|
spuChannelUse *ch;
|
|
static xmPlayingId nextId=(xmPlayingId)(0-1); // fudge to make first id=0
|
|
|
|
|
|
validId=NOT_PLAYING;
|
|
while(validId==NOT_PLAYING)
|
|
{
|
|
nextId=(xmPlayingId)((nextId+1)&0xff); // gives 256 unique id numbers
|
|
|
|
// Is this id still in use?
|
|
validId=nextId;
|
|
ch=m_spuChannelUse;
|
|
for(i=0;i<NUM_SPU_CHANNELS&&validId!=NOT_PLAYING;i++)
|
|
{
|
|
if(ch->m_playingId==validId&&!(ch->m_locked==false&&ch->m_useType==SILENT))
|
|
validId=NOT_PLAYING;
|
|
ch++;
|
|
}
|
|
}
|
|
|
|
return validId;
|
|
}
|
|
|
|
|
|
/*----------------------------------------------------------------------
|
|
Function:
|
|
Purpose: Returns the base channel of a slot big enuf for the
|
|
requested number of channels
|
|
Params:
|
|
Returns: baseChannel or -1 if no space
|
|
---------------------------------------------------------------------- */
|
|
int CXMPlaySound::findSpareChannels(int _channelCount,int _priority)
|
|
{
|
|
int i,j;
|
|
int valid;
|
|
|
|
// First we search for channels that are marked as unused
|
|
valid=false;
|
|
for(i=0;i<NUM_SPU_CHANNELS-_channelCount+1&&valid==false;)
|
|
{
|
|
valid=true;
|
|
for(j=i;j<i+_channelCount&&valid;j++)
|
|
{
|
|
if(m_spuChannelUse[j].m_useType!=SILENT) valid=false; // pkg - tidy up
|
|
}
|
|
if(valid) return i;
|
|
i=j;
|
|
}
|
|
|
|
// PKG - Add priority stuff here!!
|
|
|
|
// Can't play it :(
|
|
return -1;
|
|
}
|
|
|
|
|
|
/*----------------------------------------------------------------------
|
|
Function:
|
|
Purpose:
|
|
Params:
|
|
Returns:
|
|
---------------------------------------------------------------------- */
|
|
void CXMPlaySound::markChannelsAsActive(int _baseChannel,int _channelCount,CHANNELUSETYPE _useType,xmPlayingId _playingId,int _internalId,u8 _priority)
|
|
{
|
|
int i;
|
|
spuChannelUse *ch,details;
|
|
|
|
|
|
details.m_useType=_useType;
|
|
details.m_internalId=_internalId;
|
|
details.m_playingId=_playingId;
|
|
details.m_priority=_priority;
|
|
details.m_locked=true;
|
|
details.m_vol=MAX_VOLUME;
|
|
details.m_pan=PAN_CENTRE;
|
|
|
|
ch=&m_spuChannelUse[_baseChannel];
|
|
for(i=_baseChannel;i<_baseChannel+_channelCount;i++,ch++)
|
|
*ch=details;
|
|
}
|
|
|
|
|
|
/*----------------------------------------------------------------------
|
|
Function:
|
|
Purpose: Defrag SPU memory by reloading sample banks. Should mean that
|
|
bank load order isn't so vital.
|
|
Really needs to check for and pause playing sounds first.. hmm..
|
|
Params:
|
|
Returns:
|
|
---------------------------------------------------------------------- */
|
|
void CXMPlaySound::defragSpuMemory()
|
|
{
|
|
int vabId;
|
|
XMVab *vab;
|
|
unsigned char *VbPtr,*VhPtr;
|
|
|
|
|
|
SOUND_DBGMSG("CXMPlaySound is defragging..");
|
|
|
|
// Dump banks
|
|
vab=m_xmVabs;
|
|
for(vabId=0;vabId<MAX_XM_VABS;vabId++,vab++)
|
|
{
|
|
if(vab->m_refCount)
|
|
{
|
|
XM_CloseVAB(vab->m_vabId);
|
|
}
|
|
}
|
|
|
|
// Now reload them
|
|
vab=m_xmVabs;
|
|
for(vabId=0;vabId<MAX_XM_VABS;vabId++,vab++)
|
|
{
|
|
if(vab->m_refCount)
|
|
{
|
|
VhPtr=(u8*)CFileIO::loadFile(vab->m_vhFile);
|
|
VbPtr=(u8*)CFileIO::loadFile(vab->m_vbFile);
|
|
vab->m_vabId=XM_VABInit(VhPtr,VbPtr);
|
|
MemFree(VhPtr);
|
|
MemFree(VbPtr);
|
|
}
|
|
}
|
|
|
|
SOUND_DBGMSG("..done!");
|
|
}
|
|
|
|
|
|
/*----------------------------------------------------------------------
|
|
Function:
|
|
Purpose:
|
|
Params:
|
|
Returns:
|
|
---------------------------------------------------------------------- */
|
|
void CXMPlaySound::updateLoopingSfx(spuChannelUse *ch)
|
|
{
|
|
int actualVol,actualPan;
|
|
int leftVol,rightVol;
|
|
SpuVoiceAttr attr;
|
|
|
|
actualVol=(ch->m_vol*m_masterSfxVolume)>>8; // 0=silent, 255=full vol
|
|
actualPan=ch->m_pan; // 0=hard left, 255=hard right
|
|
|
|
leftVol=(actualVol*actualPan)>>2;
|
|
rightVol=(actualVol*(255-actualPan))>>2;
|
|
ASSERT(leftVol<=0x3fff); ASSERT(leftVol>=0);
|
|
ASSERT(rightVol<=0x3fff); ASSERT(rightVol>=0);
|
|
|
|
attr.voice=(1<<ch->m_internalId);
|
|
attr.mask=(SPU_VOICE_VOLL|SPU_VOICE_VOLR);
|
|
attr.volume.left=leftVol;
|
|
attr.volume.right=rightVol;
|
|
|
|
SpuSetVoiceAttr(&attr);
|
|
}
|
|
|
|
|
|
/*===========================================================================
|
|
end */ |