summaryrefslogtreecommitdiffstats
path: root/src/audio/openal/samp_oal.cpp
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/audio/openal/samp_oal.cpp1404
1 files changed, 0 insertions, 1404 deletions
diff --git a/src/audio/openal/samp_oal.cpp b/src/audio/openal/samp_oal.cpp
deleted file mode 100644
index e8213cd9..00000000
--- a/src/audio/openal/samp_oal.cpp
+++ /dev/null
@@ -1,1404 +0,0 @@
-#include <al.h>
-#include <alc.h>
-#include <mpg123_pre.h>
-//#include <mpg123.h>
-#include <time.h>
-#include <io.h>
-#include "samp_oal.h"
-#include "AudioManager.h"
-#include "MusicManager.h"
-#include "Frontend.h"
-#include "Timer.h"
-
-#pragma comment( lib, "libmpg123.lib" )
-#pragma comment( lib, "OpenAL32.lib" )
-
-cSampleManager SampleManager;
-int32 BankStartOffset[MAX_SAMPLEBANKS];
-
-
-///////////////////////////////////////////////////////////////
-class MP3Stream
-{
-public:
- mpg123_handle *m_pMPG;
- FILE *m_fpFile;
- unsigned char *m_pBuf;
- char m_aFilename[128];
- size_t m_nBufSize;
- size_t m_nLengthInBytes;
- long m_nRate;
- int m_nBitRate;
- int m_nChannels;
- int m_nEncoding;
- int m_nLength;
- int m_nBlockSize;
- int m_nNumBlocks;
- ALuint m_alSource;
- ALuint m_alBuffers[5];
- unsigned char *m_pBlocks;
- bool m_bIsFree;
- bool m_bIsOpened;
- bool m_bIsPaused;
- int m_nVolume;
-
- void Initialize(void);
- bool FillBuffer(ALuint alBuffer);
- void Update(void);
- void SetPos(uint32 nPos);
- int32 FillBuffers();
- MP3Stream(char *filename, ALuint source, ALuint *buffers);
- ~MP3Stream() { Delete(); }
- void Delete();
-
-};
-///////////////////////////////////////////////////////////////
-
-char SampleBankDescFilename[] = "AUDIO\\SFX.SDT";
-char SampleBankDataFilename[] = "AUDIO\\SFX.RAW";
-
-FILE *fpSampleDescHandle;
-FILE *fpSampleDataHandle;
-bool bSampleBankLoaded [MAX_SAMPLEBANKS];
-int32 nSampleBankDiscStartOffset [MAX_SAMPLEBANKS];
-int32 nSampleBankSize [MAX_SAMPLEBANKS];
-int32 nSampleBankMemoryStartAddress[MAX_SAMPLEBANKS];
-int32 _nSampleDataEndOffset;
-
-int32 nPedSlotSfx [MAX_PEDSFX];
-int32 nPedSlotSfxAddr[MAX_PEDSFX];
-uint8 nCurrentPedSlot;
-
-
-
-uint32 nStreamLength[TOTAL_STREAMED_SOUNDS];
-
-///////////////////////////////////////////////////////////////
-ALuint alChannel[MAXCHANNELS+MAX2DCHANNELS];
-ALuint ALStreamSources[MAX_STREAMS];
-ALuint ALStreamBuffers[MAX_STREAMS][5];
-struct
-{
- ALuint buffer;
- ALuint timer;
-}ALBuffers[SAMPLEBANK_MAX];
-
-ALuint pedBuffers[MAX_PEDSFX];
-//bank0Buffers
-
-uint32 nNumMP3s;
-
-MP3Stream *mp3Stream[MAX_STREAMS];
-int8 nStreamPan [MAX_STREAMS];
-int8 nStreamVolume[MAX_STREAMS];
-
-float ChannelPitch[MAXCHANNELS+MAX2DCHANNELS];
-uint8 nChannelVolume[MAXCHANNELS+MAX2DCHANNELS];
-uint32 ChannelSample[MAXCHANNELS+MAX2DCHANNELS];
-int32 currentChannelMaxFrontDistance[MAXCHANNELS+MAX2DCHANNELS];
-int32 currentChannelFrequency[MAXCHANNELS+MAX2DCHANNELS];
-int32 currentChannelVolume[MAXCHANNELS+MAX2DCHANNELS];
-
-
-cSampleManager::cSampleManager(void)
-{
- ;
-}
-
-cSampleManager::~cSampleManager(void)
-{
- ASSERT((void *)nSampleBankMemoryStartAddress[SAMPLEBANK_PED] == NULL);
- free((void *)nSampleBankMemoryStartAddress[SAMPLEBANK_PED]);
-
- if ( fpSampleDescHandle != NULL )
- {
- fclose(fpSampleDescHandle);
- fpSampleDescHandle = NULL;
- }
-
- if ( fpSampleDataHandle != NULL )
- {
- fclose(fpSampleDataHandle);
- fpSampleDataHandle = NULL;
- }
-}
-
-void cSampleManager::SetSpeakerConfig(int32 nConfig)
-{
-
-}
-
-uint32 cSampleManager::GetMaximumSupportedChannels(void)
-{
- return 20;
-}
-
-uint32 cSampleManager::GetNum3DProvidersAvailable()
-{
- return 1;
-}
-
-void cSampleManager::SetNum3DProvidersAvailable(uint32 num)
-{
- ;
-}
-
-char *cSampleManager::Get3DProviderName(uint8 id)
-{
- static char PROVIDER[256] = "OpenAL";
- return PROVIDER;
-}
-
-void cSampleManager::Set3DProviderName(uint8 id, char *name)
-{
- ;
-}
-
-int8 cSampleManager::GetCurrent3DProviderIndex(void)
-{
- return 0;
-}
-
-int8 cSampleManager::SetCurrent3DProvider(uint8 which)
-{
- return 0;
-}
-
-bool
-cSampleManager::IsMP3RadioChannelAvailable(void)
-{
- return nNumMP3s != 0;
-}
-
-
-void cSampleManager::ReleaseDigitalHandle(void)
-{
-
-}
-
-void cSampleManager::ReacquireDigitalHandle(void)
-{
-
-}
-
-bool
-cSampleManager::Initialise(void)
-{
- ALCint attr[] = {ALC_FREQUENCY,MAX_FREQ,0};
-
- m_pDevice = alcOpenDevice(NULL);
- ASSERT(m_pDevice != NULL);
-
- m_pContext = alcCreateContext(m_pDevice, attr);
- ASSERT(m_pContext != NULL);
-
- alcMakeContextCurrent(m_pContext);
-
- mpg123_init();
-
-
-
- for ( int32 i = 0; i < TOTAL_AUDIO_SAMPLES; i++ )
- {
- m_aSamples[i].nOffset = 0;
- m_aSamples[i].nSize = 0;
- m_aSamples[i].nFrequency = MAX_FREQ;
- m_aSamples[i].nLoopStart = 0;
- m_aSamples[i].nLoopEnd = -1;
- }
-
- for ( int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++ )
- nStreamLength[i] = 3600000;
-
- for ( int32 i = 0; i < MAX_STREAMS; i++ )
- {
- mp3Stream[i] = NULL;
- nStreamVolume[i] = 100;
- nStreamPan[i] = 63;
- }
-
- alGenSources(MAX_STREAMS, (ALuint *)ALStreamSources);
- alGenBuffers(MAX_STREAMS*5, (ALuint *)ALStreamBuffers);
-
- m_nMonoMode = 0;
-
- m_nEffectsVolume = MAX_VOLUME;
- m_nMusicVolume = MAX_VOLUME;
- m_nEffectsFadeVolume = MAX_VOLUME;
- m_nMusicFadeVolume = MAX_VOLUME;
-
-
- memset(alChannel, 0, sizeof(alChannel));
- memset(nChannelVolume, 0, sizeof(nChannelVolume));
- memset(ChannelSample, 0, sizeof(ChannelSample));
-
- for ( int32 i = 0; i < ARRAY_SIZE(ChannelPitch); i++ )
- ChannelPitch[i] = 1.0f;
-
-
- fpSampleDescHandle = NULL;
- fpSampleDataHandle = NULL;
-
- for ( int32 i = 0; i < MAX_SAMPLEBANKS; i++ )
- {
- bSampleBankLoaded[i] = false;
- nSampleBankDiscStartOffset[i] = 0;
- nSampleBankSize[i] = 0;
- nSampleBankMemoryStartAddress[i] = 0;
- }
-
- alGenBuffers(MAX_PEDSFX, pedBuffers);
-
- for ( int32 i = 0; i < MAX_PEDSFX; i++ )
- {
- nPedSlotSfx[i] = NO_SAMPLE;
- nPedSlotSfxAddr[i] = 0;
- }
-
- nCurrentPedSlot = 0;
-
- for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
- {
- ALBuffers[i].buffer = 0;
- ALBuffers[i].timer = 0;
- }
-
- alListenerf (AL_GAIN, 1.0f);
- alListener3f(AL_POSITION, 0.0f, 0.0f, 0.0f);
- alListener3f(AL_VELOCITY, 0.0f, 0.0f, 0.0f);
- ALfloat orientation[6] = { 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 1.0f };
- alListenerfv(AL_ORIENTATION, orientation);
-
- if ( !InitialiseSampleBanks() )
- {
- Terminate();
- return false;
- }
-
- nSampleBankMemoryStartAddress[SAMPLEBANK_MAIN] = (int32)malloc(nSampleBankSize[SAMPLEBANK_MAIN]);
- ASSERT(nSampleBankMemoryStartAddress[SAMPLEBANK_MAIN] != NULL);
-
- if ( nSampleBankMemoryStartAddress[SAMPLEBANK_MAIN] == NULL )
- {
- Terminate();
- return false;
- }
-
- nSampleBankMemoryStartAddress[SAMPLEBANK_PED] = (int32)malloc(PED_BLOCKSIZE*MAX_PEDSFX);
- ASSERT(nSampleBankMemoryStartAddress[SAMPLEBANK_PED] != NULL);
-
- alGenSources(MAXCHANNELS, alChannel);
- for ( int32 i = 0; i < MAXCHANNELS; i++ )
- {
- if ( alChannel[i] )
- alSourcei(alChannel[i], AL_SOURCE_RELATIVE, AL_TRUE);
- }
-
- alGenSources(MAX2DCHANNELS, &alChannel[CHANNEL2D]);
- if ( alChannel[CHANNEL2D] )
- {
- alSourcei (alChannel[CHANNEL2D], AL_SOURCE_RELATIVE, AL_TRUE);
- alSource3f(alChannel[CHANNEL2D], AL_POSITION, 0.0f, 0.0f, 0.0f);
- alSourcef (alChannel[CHANNEL2D], AL_GAIN, 1.0f);
- }
-
- LoadSampleBank(SAMPLEBANK_MAIN);
-
- return true;
-}
-
-void
-cSampleManager::Terminate(void)
-{
- mpg123_exit();
- alcMakeContextCurrent(NULL);
- alcDestroyContext(m_pContext);
- alcCloseDevice(m_pDevice);
-}
-
-void
-cSampleManager::UpdateSoundBuffers(void)
-{
- for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
- {
- if ( ALBuffers[i].timer > 0 )
- {
- ALBuffers[i].timer -= ALuint(CTimer::GetTimeStep() * 20.0f);
-
- if ( ALBuffers[i].timer <= 0 )
- {
- if ( ALBuffers[i].buffer != 0 && alIsBuffer(ALBuffers[i].buffer) )
- {
- alDeleteBuffers(1, &ALBuffers[i].buffer);
-
- if ( alGetError() == AL_NO_ERROR )
- ALBuffers[i].buffer = 0;
- else
- ALBuffers[i].buffer = 120000;
- }
- }
- }
- }
-}
-
-bool cSampleManager::CheckForAnAudioFileOnCD(void)
-{
- return true;
-}
-
-char cSampleManager::GetCDAudioDriveLetter(void)
-{
- return '\0';
-}
-
-void
-cSampleManager::SetEffectsMasterVolume(uint8 nVolume)
-{
- m_nEffectsVolume = nVolume;
-}
-
-void
-cSampleManager::SetMusicMasterVolume(uint8 nVolume)
-{
- m_nMusicVolume = nVolume;
-}
-
-void
-cSampleManager::SetEffectsFadeVolume(uint8 nVolume)
-{
- m_nEffectsFadeVolume = nVolume;
-}
-
-void
-cSampleManager::SetMusicFadeVolume(uint8 nVolume)
-{
- m_nMusicFadeVolume = nVolume;
-}
-
-void
-cSampleManager::SetMonoMode(uint8 nMode)
-{
- m_nMonoMode = nMode;
-}
-
-bool
-cSampleManager::LoadSampleBank(uint8 nBank)
-{
- ASSERT( nBank < MAX_SAMPLEBANKS );
-
- if ( CTimer::GetIsCodePaused() )
- return false;
-
- if ( MusicManager.IsInitialised()
- && MusicManager.GetMusicMode() == MUSICMODE_CUTSCENE
- && nBank != SAMPLEBANK_MAIN )
- {
- return false;
- }
-
- if ( fseek(fpSampleDataHandle, nSampleBankDiscStartOffset[nBank], SEEK_SET) != 0 )
- return false;
-
- if ( fread((void *)nSampleBankMemoryStartAddress[nBank], 1, nSampleBankSize[nBank], fpSampleDataHandle) != nSampleBankSize[nBank] )
- return false;
-
- bSampleBankLoaded[nBank] = true;
-
- return true;
-}
-
-void
-cSampleManager::UnloadSampleBank(uint8 nBank)
-{
- ASSERT( nBank < MAX_SAMPLEBANKS );
-
- ; // NOIMP
-}
-
-bool
-cSampleManager::IsSampleBankLoaded(uint8 nBank)
-{
- ASSERT( nBank < MAX_SAMPLEBANKS );
- return true;
-}
-
-bool
-cSampleManager::IsPedCommentLoaded(uint32 nComment)
-{
- ASSERT( nComment < TOTAL_AUDIO_SAMPLES );
-
- uint8 slot;
-
- for ( int32 i = 0; i < _TODOCONST(3); i++ )
- {
- slot = nCurrentPedSlot - i - 1;
- if ( nComment == nPedSlotSfx[slot] )
- return true;
- }
-
- return false;
-}
-
-
-int32
-cSampleManager::_GetPedCommentSlot(uint32 nComment)
-{
- uint8 slot;
-
- for (int32 i = 0; i < _TODOCONST(3); i++)
- {
- slot = nCurrentPedSlot - i - 1;
- if (nComment == nPedSlotSfx[slot])
- return slot;
- }
-
- return -1;
-}
-
-bool
-cSampleManager::LoadPedComment(uint32 nComment)
-{
- ASSERT( nComment < TOTAL_AUDIO_SAMPLES );
-
- if ( CTimer::GetIsCodePaused() )
- return false;
-
- // no talking peds during cutsenes or the game end
- if ( MusicManager.IsInitialised() )
- {
- switch ( MusicManager.GetMusicMode() )
- {
- case MUSICMODE_CUTSCENE:
- {
- return false;
-
- break;
- }
-
- case MUSICMODE_FRONTEND:
- {
- if ( MusicManager.GetCurrentTrack() == STREAMED_SOUND_GAME_COMPLETED )
- return false;
-
- break;
- }
- }
- }
-
- if ( fseek(fpSampleDataHandle, m_aSamples[nComment].nOffset, SEEK_SET) != 0 )
- return false;
-
- if ( fread((void *)(nSampleBankMemoryStartAddress[SAMPLEBANK_PED] + PED_BLOCKSIZE*nCurrentPedSlot), 1, m_aSamples[nComment].nSize, fpSampleDataHandle) != m_aSamples[nComment].nSize )
- return false;
-
- nPedSlotSfx[nCurrentPedSlot] = nComment;
-
- alBufferData(pedBuffers[nCurrentPedSlot],
- AL_FORMAT_MONO16,
- (void *)(nSampleBankMemoryStartAddress[SAMPLEBANK_PED] + PED_BLOCKSIZE*nCurrentPedSlot),
- m_aSamples[nComment].nSize,
- MAX_FREQ);
-
- if ( ++nCurrentPedSlot >= MAX_PEDSFX )
- nCurrentPedSlot = 0;
-
- return true;
-}
-
-int32
-cSampleManager::GetBankContainingSound(uint32 offset)
-{
- if ( offset >= BankStartOffset[SAMPLEBANK_PED] )
- return SAMPLEBANK_PED;
-
- if ( offset >= BankStartOffset[SAMPLEBANK_MAIN] )
- return SAMPLEBANK_MAIN;
-
- return SAMPLEBANK_INVALID;
-}
-
-int32
-cSampleManager::GetSampleBaseFrequency(uint32 nSample)
-{
- ASSERT( nSample < TOTAL_AUDIO_SAMPLES );
- return m_aSamples[nSample].nFrequency;
-}
-
-int32
-cSampleManager::GetSampleLoopStartOffset(uint32 nSample)
-{
- ASSERT( nSample < TOTAL_AUDIO_SAMPLES );
- return m_aSamples[nSample].nLoopStart;
-}
-
-int32
-cSampleManager::GetSampleLoopEndOffset(uint32 nSample)
-{
- ASSERT( nSample < TOTAL_AUDIO_SAMPLES );
- return m_aSamples[nSample].nLoopEnd;
-}
-
-uint32
-cSampleManager::GetSampleLength(uint32 nSample)
-{
- ASSERT( nSample < TOTAL_AUDIO_SAMPLES );
- return m_aSamples[nSample].nSize >> 1;
-}
-
-bool cSampleManager::UpdateReverb(void)
-{
- return false;
-}
-
-void
-cSampleManager::SetChannelReverbFlag(uint32 nChannel, uint8 nReverbFlag)
-{
- ; // NOIMP
-}
-
-bool
-cSampleManager::InitialiseChannel(uint32 nChannel, uint32 nSfx, uint8 nBank)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- ALuint buffer;
-
- if ( nSfx < SAMPLEBANK_MAX )
- {
- int32 offset = (m_aSamples[nSfx].nLoopStart > 0) ? (m_aSamples[nSfx].nOffset - m_aSamples[nSfx].nLoopStart) : m_aSamples[nSfx].nOffset;
- int32 size = (m_aSamples[nSfx].nLoopStart > 0) ? (m_aSamples[nSfx].nLoopEnd - m_aSamples[nSfx].nLoopStart) : m_aSamples[nSfx].nSize;
-
- void *data = malloc(size);
- ASSERT(data != NULL);
-
- if ( fseek(fpSampleDataHandle, offset + nSampleBankDiscStartOffset[nBank], SEEK_SET) != 0 )
- {
- free(data);
- return false;
- }
-
- if ( fread(data, 1, size, fpSampleDataHandle) != size )
- {
- free(data);
- return false;
- }
-
- ALuint buf;
- alGenBuffers(1, &buf);
- alBufferData(buf, AL_FORMAT_MONO16, data, size, MAX_FREQ);
- free(data);
-
- if ( !IsSampleBankLoaded(nBank) )
- return false;
-
- ALBuffers[nSfx].buffer = buf;
- ALBuffers[nSfx].timer = 120000;
-
- buffer = ALBuffers[nSfx].buffer;
-
- ChannelSample[nChannel] = nSfx;
- }
- else
- {
- if ( !IsPedCommentLoaded(nSfx) )
- return false;
-
- int32 slot = _GetPedCommentSlot(nSfx);
-
- buffer = pedBuffers[slot];
- }
-
- if ( buffer == 0 )
- {
- TRACE("No buffer to play id %d", nSfx);
- return false;
- }
-
- if ( GetChannelUsedFlag(nChannel) )
- {
- TRACE("Stopping channel %d - really!!!", nChannel);
- StopChannel(nChannel);
- }
-
- alSourcei(alChannel[nChannel], AL_BUFFER, 0);
- currentChannelVolume [nChannel] = -1;
- currentChannelFrequency [nChannel] = -1;
- currentChannelMaxFrontDistance[nChannel] = -1;
-
- if ( alChannel[nChannel] )
- {
- alSourcei(alChannel[nChannel], AL_BUFFER, buffer);
- alSourcef(alChannel[nChannel], AL_PITCH, 1.0f);
- ChannelPitch[nChannel] = 1.0f;
- return true;
- }
-
- return false;
-}
-
-void
-cSampleManager::SetChannelEmittingVolume(uint32 nChannel, uint32 nVolume)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- uint32 vol = nVolume;
- if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
-
- nChannelVolume[nChannel] = vol;
-
- // reduce the volume for JB.MP3 and S4_BDBD.MP3
- if ( MusicManager.GetMusicMode() == MUSICMODE_CUTSCENE
- && MusicManager.GetCurrentTrack() != STREAMED_SOUND_NEWS_INTRO
- && MusicManager.GetCurrentTrack() != STREAMED_SOUND_CUTSCENE_SAL4_BDBD )
- {
- nChannelVolume[nChannel] >>= 2;
- }
-
- uint32 channelVol = m_nEffectsFadeVolume*nChannelVolume[nChannel]*m_nEffectsVolume >> 14;
- if ( ChannelSample[nChannel] >= SFX_CAR_REV_1 && SFX_CAR_REV_10 >= ChannelSample[nChannel] ) // nice hack
- channelVol >>= 1;
-
- if ( alChannel[nChannel] )
- {
- if ( currentChannelVolume[nChannel] != channelVol )
- {
- ALfloat gain = ALfloat(channelVol) / MAX_VOLUME;
- alSourcef(alChannel[nChannel], AL_GAIN, gain);
- currentChannelVolume[nChannel] = channelVol;
- }
- }
-}
-
-void
-cSampleManager::SetChannel3DPosition(uint32 nChannel, float fX, float fY, float fZ)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- if ( alChannel[nChannel] )
- {
- alSource3f(alChannel[nChannel], AL_POSITION, -fX, fY, fZ);
- }
-}
-
-void
-cSampleManager::SetChannel3DDistances(uint32 nChannel, float fMax, float fMin)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- if ( alChannel[nChannel] )
- {
- if ( float(currentChannelMaxFrontDistance[nChannel]) != fMax )
- {
- alSourcef(alChannel[nChannel], AL_MAX_DISTANCE, fMax);
- alSourcef(alChannel[nChannel], AL_REFERENCE_DISTANCE, 5.0f);
- alSourcef(alChannel[nChannel], AL_MAX_GAIN, 1.0f);
- currentChannelMaxFrontDistance[nChannel] = int32(fMax);
- }
- }
-}
-
-void
-cSampleManager::SetChannelVolume(uint32 nChannel, uint32 nVolume)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- if ( nChannel == CHANNEL2D )
- {
- uint32 vol = nVolume;
- if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
-
- nChannelVolume[nChannel] = vol;
-
- // increase the volume for JB.MP3 and S4_BDBD.MP3
- if ( MusicManager.GetMusicMode() == MUSICMODE_CUTSCENE
- && MusicManager.GetCurrentTrack() != STREAMED_SOUND_NEWS_INTRO
- && MusicManager.GetCurrentTrack() != STREAMED_SOUND_CUTSCENE_SAL4_BDBD )
- {
- nChannelVolume[nChannel] >>= 2;
- }
-
- uint32 channelVol = m_nEffectsFadeVolume*nChannelVolume[nChannel]*m_nEffectsVolume >> 14;
- if ( ChannelSample[nChannel] >= SFX_CAR_REV_1 && SFX_CAR_IDLE_10 >= ChannelSample[nChannel] ) // nice hack
- channelVol >>= 1;
-
- if ( alChannel[nChannel] )
- {
- if ( currentChannelVolume[nChannel] != channelVol )
- {
- ALfloat gain = ALfloat(channelVol) / MAX_VOLUME;
- alSourcef(alChannel[nChannel], AL_GAIN, gain);
- currentChannelVolume[nChannel] = channelVol;
- }
- }
- }
-}
-
-void
-cSampleManager::SetChannelPan(uint32 nChannel, uint32 nPan)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
- ; // NOIMP
-}
-
-void
-cSampleManager::SetChannelFrequency(uint32 nChannel, uint32 nFreq)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- if ( alChannel[nChannel] )
- {
- if ( currentChannelFrequency[nChannel] != nFreq )
- {
- ALfloat pitch = ALfloat(nFreq) / MAX_FREQ;
- alSourcef(alChannel[nChannel], AL_PITCH, pitch);
- currentChannelFrequency[nChannel] = nFreq;
-
- if ( Abs(1.0f - pitch) < 0.01f )
- ChannelPitch[nChannel] = 1.0f;
- else
- ChannelPitch[nChannel] = pitch;
- }
- }
-}
-
-void
-cSampleManager::SetChannelLoopPoints(uint32 nChannel, uint32 nLoopStart, int32 nLoopEnd)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- ; // NOIMP
-}
-
-void
-cSampleManager::SetChannelLoopCount(uint32 nChannel, uint32 nLoopCount)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- if ( nLoopCount != 0 )
- alSourcei(alChannel[nChannel], AL_LOOPING, AL_FALSE);
- else
- alSourcei(alChannel[nChannel], AL_LOOPING, AL_TRUE);
-}
-
-bool
-cSampleManager::GetChannelUsedFlag(uint32 nChannel)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- if ( alChannel[nChannel] )
- {
- ALint sourceState;
- alGetSourcei(alChannel[nChannel], AL_SOURCE_STATE, &sourceState);
- return sourceState == AL_PLAYING;
- }
-
- return false;
-}
-
-void
-cSampleManager::StartChannel(uint32 nChannel)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- if ( alChannel[nChannel] )
- {
- if ( ChannelSample[nChannel] > SAMPLEBANK_END ) // PED's Bank
- {
- if ( ChannelPitch[nChannel] != 1.0f )
- ChannelPitch[nChannel] = 1.0f;
- }
-
- alSourcef (alChannel[nChannel], AL_PITCH, ChannelPitch[nChannel]);
- alSourcePlay(alChannel[nChannel]);
- }
-}
-
-void
-cSampleManager::StopChannel(uint32 nChannel)
-{
- ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
-
- if ( alChannel[nChannel] )
- {
- alSourceStop(alChannel[nChannel]);
-
- currentChannelVolume [nChannel] = -1;
- currentChannelFrequency [nChannel] = -1;
- currentChannelMaxFrontDistance[nChannel] = -1;
- ChannelPitch [nChannel] = 1.0f;
- }
-}
-
-void
-cSampleManager::PreloadStreamedFile(uint8 nFile, uint8 nStream)
-{
- char filename[256];
-
- ASSERT( nStream < MAX_STREAMS );
-
- if ( nFile < TOTAL_STREAMED_SOUNDS )
- {
- if ( mp3Stream[nStream] )
- {
- delete mp3Stream[nStream];
- mp3Stream[nStream] = NULL;
- }
-
- strcpy(filename, StreamedNameTable[nFile]);
-
- MP3Stream *stream = new MP3Stream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream]);
- ASSERT(stream != NULL);
-
- mp3Stream[nStream] = stream;
-
- if ( stream->m_bIsOpened )
- {
- ;
- }
- else
- {
- delete stream;
- mp3Stream[nStream] = NULL;
- }
- }
-}
-
-void
-cSampleManager::PauseStream(uint8 nPauseFlag, uint8 nStream)
-{
- ASSERT( nStream < MAX_STREAMS );
-
- MP3Stream *stream = mp3Stream[nStream];
-
- if ( stream )
- {
- if ( nPauseFlag != 0 )
- {
- if ( !stream->m_bIsPaused )
- {
- alSourcePause(stream->m_alSource);
- stream->m_bIsPaused = true;
- }
- }
- else
- {
- if ( stream->m_bIsPaused )
- {
- alSourcef(stream->m_alSource, AL_PITCH, 1.0f);
- alSourcePlay(stream->m_alSource);
- stream->m_bIsPaused = false;
- }
- }
- }
-}
-
-void
-cSampleManager::StartPreloadedStreamedFile(uint8 nStream)
-{
- ASSERT( nStream < MAX_STREAMS );
-
- MP3Stream *stream = mp3Stream[nStream];
-
- if ( stream )
- {
- stream->Initialize();
- if ( stream->m_bIsOpened )
- {
- //NOTE: set pos here on mobile
-
- if ( stream->FillBuffers() != 0 )
- {
- alSourcef(stream->m_alSource, AL_PITCH, 1.0f);
- alSourcePlay(stream->m_alSource);
- stream->m_bIsFree = false;
- }
- }
- }
-}
-
-bool
-cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
-{
- char filename[256];
-
- ASSERT( nStream < MAX_STREAMS );
-
- if ( nFile < TOTAL_STREAMED_SOUNDS )
- {
- if ( mp3Stream[nStream] )
- {
- delete mp3Stream[nStream];
- mp3Stream[nStream] = NULL;
- }
-
- strcpy(filename, StreamedNameTable[nFile]);
-
- MP3Stream *stream = new MP3Stream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream]);
- ASSERT(stream != NULL);
-
- mp3Stream[nStream] = stream;
-
- if ( stream->m_bIsOpened )
- {
- stream->Initialize();
- nStreamLength[nFile] = stream->m_nLength;
- //MusicManager.SetTrackInfoLength(nFile, stream->m_nLength);
-
- if ( stream->m_bIsOpened )
- {
- if ( nPos != 0 )
- {
- stream->SetPos(nPos);
- }
-
- if ( stream->FillBuffers() != 0 )
- {
- alSourcef(stream->m_alSource, AL_PITCH, 1.0f);
- alSourcePlay(stream->m_alSource);
- stream->m_bIsFree = false;
- }
- }
-
- return true;
- }
- else
- {
- delete stream;
- mp3Stream[nStream] = NULL;
- }
- }
-
- return false;
-}
-
-void
-cSampleManager::StopStreamedFile(uint8 nStream)
-{
- ASSERT( nStream < MAX_STREAMS );
-
- MP3Stream *stream = mp3Stream[nStream];
-
- if ( stream )
- {
- delete stream;
- mp3Stream[nStream] = NULL;
- }
-}
-
-int32
-cSampleManager::GetStreamedFilePosition(uint8 nStream)
-{
- ASSERT( nStream < MAX_STREAMS );
-
- MP3Stream *stream = mp3Stream[nStream];
-
- if ( stream )
- {
- return (ftell(stream->m_fpFile) * 8) / stream->m_nBitRate;
- }
-
- return 0;
-}
-
-void
-cSampleManager::SetStreamedVolumeAndPan(uint8 nVolume, uint8 nPan, uint8 nEffectFlag, uint8 nStream)
-{
- ASSERT( nStream < MAX_STREAMS );
-
- if ( nVolume > MAX_VOLUME )
- nVolume = MAX_VOLUME;
-
- if ( nPan > MAX_VOLUME )
- nPan = MAX_VOLUME;
-
- nStreamVolume[nStream] = m_nMusicFadeVolume * nVolume;
- nStreamPan [nStream] = nPan;
-
- MP3Stream *stream = mp3Stream[nStream];
-
- if ( stream )
- {
- uint32 vol;
- if ( nEffectFlag )
- vol = m_nEffectsFadeVolume*nVolume*m_nEffectsVolume >> 14;
- else
- vol = m_nMusicFadeVolume*nVolume*m_nMusicVolume >> 14;
-
- if ( stream->m_nVolume != vol )
- {
- if ( stream->m_bIsOpened )
- {
- ALuint source = stream->m_alSource;
- if ( source )
- {
- ALfloat gain = ALfloat(vol) / MAX_VOLUME;
- alSourcef(source, AL_GAIN, gain);
- stream = mp3Stream[nStream];
- }
- }
-
- stream->m_nVolume = vol;
- }
- }
-}
-
-int32
-cSampleManager::GetStreamedFileLength(uint8 nStream)
-{
- ASSERT( nStream < TOTAL_STREAMED_SOUNDS );
-
- return nStreamLength[nStream];
-}
-
-bool
-cSampleManager::IsStreamPlaying(uint8 nStream)
-{
- ASSERT( nStream < MAX_STREAMS );
-
- MP3Stream *stream = mp3Stream[nStream];
-
- if ( stream && stream->m_bIsOpened && !stream->m_bIsPaused )
- {
- ALint sourceState;
- alGetSourcei(stream->m_alSource, AL_SOURCE_STATE, &sourceState);
- if ( !stream->m_bIsFree || sourceState == AL_PLAYING )
- return true;
- }
-
- return false;
-}
-
-void
-cSampleManager::Service(void)
-{
- for ( int32 i = 0; i < MAX_STREAMS; i++ )
- {
- if ( mp3Stream[i] )
- mp3Stream[i]->Update();
- }
-
- UpdateSoundBuffers();
-}
-
-bool
-cSampleManager::InitialiseSampleBanks(void)
-{
- int32 nBank = SAMPLEBANK_MAIN;
-
- fpSampleDescHandle = fopen(SampleBankDescFilename, "rb");
- if ( fpSampleDescHandle == NULL )
- return false;
-
- fpSampleDataHandle = fopen(SampleBankDataFilename, "rb");
- if ( fpSampleDataHandle == NULL )
- {
- fclose(fpSampleDescHandle);
- fpSampleDescHandle = NULL;
-
- return false;
- }
-
- fseek(fpSampleDataHandle, 0, SEEK_END);
- int32 _nSampleDataEndOffset = ftell(fpSampleDataHandle);
- rewind(fpSampleDataHandle);
-
- fread(m_aSamples, sizeof(tSample), TOTAL_AUDIO_SAMPLES, fpSampleDescHandle);
-
- fclose(fpSampleDescHandle);
- fpSampleDescHandle = NULL;
-
- for ( int32 i = 0; i < TOTAL_AUDIO_SAMPLES; i++ )
- {
- if ( BankStartOffset[nBank] == BankStartOffset[SAMPLEBANK_MAIN] + i )
- {
- nSampleBankDiscStartOffset[nBank] = m_aSamples[i].nOffset;
- nBank++;
- }
- }
-
- nSampleBankSize[SAMPLEBANK_MAIN] = nSampleBankDiscStartOffset[SAMPLEBANK_PED] - nSampleBankDiscStartOffset[SAMPLEBANK_MAIN];
- nSampleBankSize[SAMPLEBANK_PED] = _nSampleDataEndOffset - nSampleBankDiscStartOffset[SAMPLEBANK_PED];
-
- return true;
-}
-
-/*
-sub_1D8D40
-PreloadSoundBank(tSample *,uchar)
-CheckOpenALChannels(void)
-*/
-
-void MP3Stream::Initialize(void)
-{
- if ( !m_bIsOpened )
- return;
-
- mpg123_format_none(m_pMPG);
-
- mpg123_format(m_pMPG, 11000, MPG123_MONO|MPG123_STEREO, MPG123_ENC_SIGNED_16);
- mpg123_format(m_pMPG, 24000, MPG123_MONO|MPG123_STEREO, MPG123_ENC_SIGNED_16);
- mpg123_format(m_pMPG, 32000, MPG123_MONO|MPG123_STEREO, MPG123_ENC_SIGNED_16);
- mpg123_format(m_pMPG, 44100, MPG123_MONO|MPG123_STEREO, MPG123_ENC_SIGNED_16);
-
- if ( mpg123_open_feed(m_pMPG) != MPG123_OK )
- return;
-
- const uint32 CHUNK_SIZE = 1024*5;
-
- if ( fread(m_pBuf, 1, CHUNK_SIZE, m_fpFile) != CHUNK_SIZE )
- {
- Delete();
- return;
- }
-
- m_nBufSize -= CHUNK_SIZE;
-
- mpg123_feed(m_pMPG, m_pBuf, CHUNK_SIZE);
-
- if ( mpg123_getformat(m_pMPG, &m_nRate, &m_nChannels, &m_nEncoding) != MPG123_OK )
- {
- Delete();
- return;
- }
-
- mpg123_frameinfo info;
- if ( mpg123_info(m_pMPG, &info) != MPG123_OK )
- {
- Delete();
- return;
- }
-
- m_nBitRate = info.bitrate;
- m_nLength = 8 * m_nLengthInBytes / info.bitrate;
- m_nBlockSize = mpg123_outblock(m_pMPG);
- m_nNumBlocks = 5;
- m_pBlocks = (unsigned char *)malloc(m_nNumBlocks * m_nBlockSize);
-}
-
-bool MP3Stream::FillBuffer(ALuint alBuffer)
-{
- size_t done;
-
- uint8 *pBlockBuff = (uint8 *)m_pBlocks;
-
- bool fail = !(m_nBufSize > 1);
-
- int err = mpg123_read(m_pMPG, m_pBlocks, m_nBlockSize, &done);
- if ( alBuffer == 0 )
- {
- if ( err == MPG123_OK )
- {
- while ( mpg123_read(m_pMPG, pBlockBuff, m_nBlockSize, &done) == MPG123_OK )
- ;
- }
-
- return true;
- }
-
- int32 blocks = 0;
- for ( blocks = 0; blocks < m_nNumBlocks; blocks++ )
- {
- if ( err == MPG123_NEED_MORE )
- {
- if ( fail )
- break;
-
- size_t readSize = m_nBufSize;
- if ( readSize > 0x4000 )
- {
- if ( fread(m_pBuf, 1, 0x4000, m_fpFile) != 0x4000 )
- {
- fail = true;
- TRACE("MP3 ************* : MP3 read unsuccessful mid file, stopping queuing");
- break;
- }
-
- m_nBufSize -= 0x4000;
- mpg123_feed(m_pMPG, m_pBuf, 0x4000);
- }
- else
- {
- if ( fread(m_pBuf, 1, readSize, m_fpFile) != readSize )
- {
- fail = true;
- break;
- }
-
- m_nBufSize -= readSize;
- mpg123_feed(m_pMPG, m_pBuf, readSize);
- }
- }
- else if ( err == MPG123_OK )
- {
- pBlockBuff += m_nBlockSize;
- }
- else
- {
- fail = true;
- break;
- }
-
- err = mpg123_read(m_pMPG, pBlockBuff, m_nBlockSize, &done);
- }
-
- if ( blocks != 0 )
- {
- if ( m_nChannels == 1 )
- alBufferData(alBuffer, AL_FORMAT_MONO16, m_pBlocks, m_nBlockSize*blocks, m_nRate);
- else
- alBufferData(alBuffer, AL_FORMAT_STEREO16, m_pBlocks, m_nBlockSize*blocks, m_nRate);
- }
-
- if ( fail && blocks < m_nNumBlocks )
- m_bIsFree = true;
-
- return blocks != 0;
-}
-
-void MP3Stream::Update(void)
-{
- if ( !m_bIsOpened )
- return;
-
- if ( m_bIsFree )
- return;
-
- if ( !m_bIsPaused )
- {
- ALint sourceState;
- ALint buffersProcessed = 0;
-
- alGetSourcei(m_alSource, AL_SOURCE_STATE, &sourceState);
- alGetSourcei(m_alSource, AL_BUFFERS_PROCESSED, &buffersProcessed);
-
- ALint looping = AL_FALSE;
- alGetSourcei(m_alSource, AL_LOOPING, &looping);
-
- if ( looping == AL_TRUE )
- {
- TRACE("stream set looping");
- alSourcei(m_alSource, AL_LOOPING, AL_TRUE);
- }
-
- while( buffersProcessed-- )
- {
- ALuint buffer;
-
- alSourceUnqueueBuffers(m_alSource, 1, &buffer);
-
- if ( !m_bIsFree && FillBuffer(buffer) )
- alSourceQueueBuffers(m_alSource, 1, &buffer);
- }
-
- if ( sourceState != AL_PLAYING )
- {
- alSourcef(m_alSource, AL_PITCH, 1.0f);
- alSourcePlay(m_alSource);
- }
- }
-}
-
-void MP3Stream::SetPos(uint32 nPos)
-{
- uint32 pos = nPos;
- if ( nPos > m_nLength )
- pos %= m_nLength;
-
- uint32 blockPos = m_nBitRate * pos / 8;
- if ( blockPos > m_nLengthInBytes )
- blockPos %= m_nLengthInBytes;
-
- fseek(m_fpFile, blockPos, SEEK_SET);
-
- size_t done;
- while ( mpg123_read(m_pMPG, m_pBlocks, m_nBlockSize, &done) == MPG123_OK )
- ;
-}
-
-int32 MP3Stream::FillBuffers()
-{
- int32 i = 0;
- for ( i = 0; i < ARRAY_SIZE(m_alBuffers); i++ )
- {
- if ( !FillBuffer(m_alBuffers[i]) )
- break;
- alSourceQueueBuffers(m_alSource, 1, &m_alBuffers[i]);
- }
-
- return i;
-}
-
-MP3Stream::MP3Stream(char *filename, ALuint source, ALuint *buffers)
-{
- strcpy(m_aFilename, filename);
- memset(m_alBuffers, 0, sizeof(m_alBuffers));
- m_alSource = source;
- memcpy(m_alBuffers, buffers, sizeof(m_alBuffers));
- m_nVolume = -1;
- m_pBlocks = NULL;
- m_pBuf = NULL;
- m_pMPG = NULL;
- m_bIsPaused = false;
- m_bIsOpened = true;
- m_bIsFree = true;
- m_fpFile = fopen(m_aFilename, "rb");
-
- if ( m_fpFile )
- {
- m_nBufSize = filelength(fileno(m_fpFile));
- m_nLengthInBytes = m_nBufSize;
- m_pMPG = mpg123_new(NULL, NULL);
- m_pBuf = (unsigned char *)malloc(0x4000);
- }
- else
- {
- m_bIsOpened = false;
- Delete();
- }
-}
-
-void MP3Stream::Delete()
-{
- if ( m_pMPG )
- {
- mpg123_delete(m_pMPG);
- m_pMPG = NULL;
- }
-
- if ( m_fpFile )
- {
- fclose(m_fpFile);
- m_fpFile = NULL;
- }
-
- if ( m_alSource )
- {
- ALint sourceState = AL_STOPPED;
- alGetSourcei(m_alSource, AL_SOURCE_STATE, &sourceState);
- if (sourceState != AL_STOPPED )
- alSourceStop(m_alSource);
-
- ALint buffersQueued;
- alGetSourcei(m_alSource, AL_BUFFERS_QUEUED, &buffersQueued);
-
- ALuint value;
- while (buffersQueued--)
- alSourceUnqueueBuffers(m_alSource, 1, &value);
-
- m_alSource = 0;
- }
-
- if ( m_pBlocks )
- {
- free(m_pBlocks);
- m_pBlocks = NULL;
- }
-
- if ( m_pBuf )
- {
- free(m_pBuf);
- m_pBuf = NULL;
- }
-
- m_bIsOpened = false;
-} \ No newline at end of file