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re3/src/audio/sampman_oal.cpp

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oal upd
2020-05-04 17:33:48 +00:00
#include "common.h"
//#define JUICY_OAL
#ifdef AUDIO_OAL
#include "sampman.h"
#include <time.h>
#include <io.h>
#include "eax.h"
#include "eax-util.h"
#include <AL/al.h>
#include <AL/alc.h>
#include <AL/alext.h>
#include <AL/efx.h>
#include <AL/efx-presets.h>
#include "oal/oal_utils.h"
#include "oal/aldlist.h"
#include "oal/channel.h"
#include "oal/stream.h"
#include "AudioManager.h"
#include "MusicManager.h"
#include "Frontend.h"
#include "Timer.h"
openal-soft added
2020-05-04 18:06:14 +00:00
//TODO: fix eax3 reverb
//TODO: max channals
//TODO: loop count
//TODO: mp3/wav stream
//TODO: mp3 player
oal upd
2020-05-04 17:33:48 +00:00
#pragma comment( lib, "OpenAL32.lib" )
cSampleManager SampleManager;
bool _bSampmanInitialised = false;
uint32 BankStartOffset[MAX_SAMPLEBANKS];
int prevprovider=-1;
int curprovider=-1;
int usingEAX=0;
int usingEAX3=0;
//int speaker_type=0;
ALCdevice *ALDevice = NULL;
ALCcontext *ALContext = NULL;
unsigned int _maxSamples;
float _fPrevEaxRatioDestination;
bool _usingEFX;
float _fEffectsLevel;
ALuint ALEffect = AL_EFFECT_NULL;
ALuint ALEffectSlot = AL_EFFECTSLOT_NULL;
struct
{
std::string id;
char name[256];
int sources;
}providers[MAXPROVIDERS];
int defaultProvider;
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;
ALuint pedBuffers[MAX_PEDSFX];
CChannel aChannel[MAXCHANNELS+MAX2DCHANNELS];
uint8 nChannelVolume[MAXCHANNELS+MAX2DCHANNELS];
uint32 nStreamLength[TOTAL_STREAMED_SOUNDS];
ALuint ALStreamSources[MAX_STREAMS];
ALuint ALStreamBuffers[MAX_STREAMS][NUM_STREAMBUFFERS];
struct
{
ALuint buffer;
ALuint timer;
}ALBuffers[SAMPLEBANK_MAX];
uint32 nNumMP3s;
CStream *aStream[MAX_STREAMS];
uint8 nStreamPan [MAX_STREAMS];
uint8 nStreamVolume[MAX_STREAMS];
///////////////////////////////////////////////////////////////
// Env Size Diffus Room RoomHF RoomLF DecTm DcHF DcLF Refl RefDel Ref Pan Revb RevDel Rev Pan EchTm EchDp ModTm ModDp AirAbs HFRef LFRef RRlOff FLAGS
EAXLISTENERPROPERTIES StartEAX3 =
{26, 1.7f, 0.8f, -1000, -1000, -100, 4.42f, 0.14f, 1.00f, 429, 0.014f, 0.00f,0.00f,0.00f, 1023, 0.021f, 0.00f,0.00f,0.00f, 0.250f, 0.000f, 0.250f, 0.000f, -5.0f, 2727.1f, 250.0f, 0.00f, 0x3f };
EAXLISTENERPROPERTIES FinishEAX3 =
{26, 100.0f, 1.0f, 0, -1000, -2200, 20.0f, 1.39f, 1.00f, 1000, 0.069f, 0.00f,0.00f,0.00f, 400, 0.100f, 0.00f,0.00f,0.00f, 0.250f, 1.000f, 3.982f, 0.000f, -18.0f, 3530.8f, 417.9f, 6.70f, 0x3f };
EAXLISTENERPROPERTIES EAX3Params;
bool IsFXSupported()
{
return usingEAX || usingEAX3 || _usingEFX;
}
void EAX_SetAll(const EAXLISTENERPROPERTIES *allparameters)
{
if ( usingEAX || usingEAX3 )
EAX3_Set(ALEffect, allparameters);
else
EFX_Set(ALEffect, allparameters);
}
static void
add_providers()
{
SampleManager.SetNum3DProvidersAvailable(0);
ALDeviceList *pDeviceList = NULL;
pDeviceList = new ALDeviceList();
if ((pDeviceList) && (pDeviceList->GetNumDevices()))
{
const int devNumber = Min(pDeviceList->GetNumDevices(), MAXPROVIDERS);
int n = 0;
for (int i = 0; i < devNumber; i++)
{
if ( n < MAXPROVIDERS )
{
providers[n].id=std::string(pDeviceList->GetDeviceName(i), strlen(pDeviceList->GetDeviceName(i)));
strncpy(providers[n].name, pDeviceList->GetDeviceName(i), sizeof(providers[n].name));
providers[n].sources = pDeviceList->GetMaxNumSources(i);
SampleManager.Set3DProviderName(n, providers[n].name);
n++;
}
if ( alGetEnumValue("AL_EFFECT_EAXREVERB") != 0
|| pDeviceList->IsExtensionSupported(i, "EAX2.0")
|| pDeviceList->IsExtensionSupported(i, "EAX3.0")
|| pDeviceList->IsExtensionSupported(i, "EAX4.0")
|| pDeviceList->IsExtensionSupported(i, "EAX5.0") )
{
if ( n < MAXPROVIDERS )
{
providers[n].id=std::string(pDeviceList->GetDeviceName(i), strlen(pDeviceList->GetDeviceName(i)));
strncpy(providers[n].name, pDeviceList->GetDeviceName(i), sizeof(providers[n].name));
strcat(providers[n].name, " EAX");
providers[n].sources = pDeviceList->GetMaxNumSources(i);
SampleManager.Set3DProviderName(n, providers[n].name);
n++;
}
if ( n < MAXPROVIDERS )
{
providers[n].id=std::string(pDeviceList->GetDeviceName(i), strlen(pDeviceList->GetDeviceName(i)));
strncpy(providers[n].name, pDeviceList->GetDeviceName(i), sizeof(providers[n].name));
strcat(providers[n].name, " EAX3");
providers[n].sources = pDeviceList->GetMaxNumSources(i);
SampleManager.Set3DProviderName(n, providers[n].name);
n++;
}
}
}
SampleManager.SetNum3DProvidersAvailable(n);
for(int j=n;j<MAXPROVIDERS;j++)
SampleManager.Set3DProviderName(j, NULL);
defaultProvider = pDeviceList->GetDefaultDevice();
if ( defaultProvider > MAXPROVIDERS )
defaultProvider = 0;
delete pDeviceList;
}
}
static void
release_existing()
{
for ( int32 i = 0; i < MAXCHANNELS; i++ )
aChannel[i].Term();
aChannel[CHANNEL2D].Term();
if ( IsFXSupported() )
{
if ( alIsEffect(ALEffect) )
{
alEffecti(ALEffect, AL_EFFECT_TYPE, AL_EFFECT_NULL);
alDeleteEffects(1, &ALEffect);
ALEffect = AL_EFFECT_NULL;
}
if (alIsAuxiliaryEffectSlot(ALEffectSlot))
{
alAuxiliaryEffectSloti(ALEffectSlot, AL_EFFECTSLOT_EFFECT, AL_EFFECT_NULL);
alDeleteAuxiliaryEffectSlots(1, &ALEffectSlot);
ALEffectSlot = AL_EFFECTSLOT_NULL;
}
}
for ( int32 i = 0; i < MAX_STREAMS; i++ )
{
alDeleteSources(1, &ALStreamSources[i]);
alDeleteBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
}
alDeleteBuffers(MAX_PEDSFX, pedBuffers);
for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
{
if ( ALBuffers[i].buffer != 0 && alIsBuffer(ALBuffers[i].buffer) )
alDeleteBuffers(1, &ALBuffers[i].buffer);
ALBuffers[i].timer = 0;
}
if ( ALContext )
{
alcMakeContextCurrent(NULL);
alcSuspendContext(ALContext);
alcDestroyContext(ALContext);
}
if ( ALDevice )
alcCloseDevice(ALDevice);
ALDevice = NULL;
ALContext = NULL;
_fPrevEaxRatioDestination = 0.0f;
_usingEFX = false;
_fEffectsLevel = 0.0f;
DEV("release_existing()\n");
}
static bool
set_new_provider(int index)
{
if ( curprovider == index )
return true;
curprovider = index;
release_existing();
if ( curprovider != -1 )
{
DEV("set_new_provider()\n");
//TODO:
_maxSamples = MAXCHANNELS;
ALCint attr[] = {ALC_FREQUENCY,MAX_FREQ,0};
ALDevice = alcOpenDevice(providers[index].id.c_str());
ASSERT(ALDevice != NULL);
ALContext = alcCreateContext(ALDevice, attr);
ASSERT(ALContext != NULL);
alcMakeContextCurrent(ALContext);
const char* ext=(const char*)alGetString(AL_EXTENSIONS);
ASSERT(strstr(ext,"AL_SOFT_loop_points")!=NULL);
if ( strstr(ext,"AL_SOFT_loop_points")==NULL )
{
curprovider=-1;
release_existing();
return false;
}
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);
alDistanceModel(AL_INVERSE_DISTANCE_CLAMPED);
if ( alcIsExtensionPresent(ALDevice, (ALCchar*)ALC_EXT_EFX_NAME) )
{
alGenAuxiliaryEffectSlots(1, &ALEffectSlot);
alGenEffects(1, &ALEffect);
}
for ( int32 i = 0; i < MAX_STREAMS; i++ )
{
alGenSources(1, &ALStreamSources[i]);
alGenBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
}
for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
{
ALBuffers[i].buffer = 0;
ALBuffers[i].timer = 0;
}
alGenBuffers(MAX_PEDSFX, pedBuffers);
usingEAX = 0;
usingEAX3 = 0;
_usingEFX = false;
if ( !strcmp(&providers[index].name[strlen(providers[index].name) - strlen(" EAX3")], " EAX3")
&& alcIsExtensionPresent(ALDevice, (ALCchar*)ALC_EXT_EFX_NAME) )
{
EAX_SetAll(&FinishEAX3);
usingEAX = 1;
usingEAX3 = 1;
DEV("EAX3\n");
}
else if ( alcIsExtensionPresent(ALDevice, (ALCchar*)ALC_EXT_EFX_NAME) )
{
EAX_SetAll(&EAX30_ORIGINAL_PRESETS[EAX_ENVIRONMENT_CAVE]);
if ( !strcmp(&providers[index].name[strlen(providers[index].name) - strlen(" EAX")], " EAX"))
{
usingEAX = 1;
DEV("EAX1\n");
}
else
{
_usingEFX = true;
DEV("EFX\n");
}
}
//SampleManager.SetSpeakerConfig(speaker_type);
for ( int32 i = 0; i < MAXCHANNELS; i++ )
aChannel[i].Init();
aChannel[CHANNEL2D].Init(true);
if ( IsFXSupported() )
{
/**/
alAuxiliaryEffectSloti(ALEffectSlot, AL_EFFECTSLOT_EFFECT, ALEffect);
/**/
for ( int32 i = 0; i < MAXCHANNELS; i++ )
aChannel[i].SetReverbMix(ALEffectSlot, 0.0f);
}
return true;
}
return false;
}
cSampleManager::cSampleManager(void)
{
;
}
cSampleManager::~cSampleManager(void)
{
}
void cSampleManager::SetSpeakerConfig(int32 nConfig)
{
}
uint32 cSampleManager::GetMaximumSupportedChannels(void)
{
if ( _maxSamples > MAXCHANNELS )
return MAXCHANNELS;
return _maxSamples;
}
uint32 cSampleManager::GetNum3DProvidersAvailable()
{
return m_nNumberOfProviders;
}
void cSampleManager::SetNum3DProvidersAvailable(uint32 num)
{
m_nNumberOfProviders = num;
}
char *cSampleManager::Get3DProviderName(uint8 id)
{
return m_aAudioProviders[id];
}
void cSampleManager::Set3DProviderName(uint8 id, char *name)
{
m_aAudioProviders[id] = name;
}
int8 cSampleManager::GetCurrent3DProviderIndex(void)
{
return curprovider;
}
int8 cSampleManager::SetCurrent3DProvider(uint8 nProvider)
{
ASSERT( nProvider < m_nNumberOfProviders );
int savedprovider = curprovider;
if ( nProvider < m_nNumberOfProviders )
{
if ( set_new_provider(nProvider) )
return curprovider;
else if ( savedprovider != -1 && savedprovider < m_nNumberOfProviders && set_new_provider(savedprovider) )
return curprovider;
else
return -1;
}
else
return curprovider;
}
bool
cSampleManager::IsMP3RadioChannelAvailable(void)
{
return nNumMP3s != 0;
}
void cSampleManager::ReleaseDigitalHandle(void)
{
if ( ALDevice )
{
prevprovider = curprovider;
release_existing();
curprovider = -1;
}
}
void cSampleManager::ReacquireDigitalHandle(void)
{
if ( ALDevice )
{
if ( prevprovider != -1 )
set_new_provider(prevprovider);
}
}
bool
cSampleManager::Initialise(void)
{
if ( _bSampmanInitialised )
return true;
EFXInit();
CStream::Initialise();
{
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;
}
m_nEffectsVolume = MAX_VOLUME;
m_nMusicVolume = MAX_VOLUME;
m_nEffectsFadeVolume = MAX_VOLUME;
m_nMusicFadeVolume = MAX_VOLUME;
m_nMonoMode = 0;
}
{
curprovider = -1;
prevprovider = -1;
_usingEFX = false;
usingEAX =0;
usingEAX3=0;
_fEffectsLevel = 0.0f;
_maxSamples = 0;
ALDevice = NULL;
ALContext = NULL;
}
{
fpSampleDescHandle = NULL;
fpSampleDataHandle = NULL;
for ( int32 i = 0; i < MAX_SAMPLEBANKS; i++ )
{
bSampleBankLoaded[i] = false;
nSampleBankDiscStartOffset[i] = 0;
nSampleBankSize[i] = 0;
nSampleBankMemoryStartAddress[i] = 0;
}
}
{
for ( int32 i = 0; i < MAX_PEDSFX; i++ )
{
nPedSlotSfx[i] = NO_SAMPLE;
nPedSlotSfxAddr[i] = 0;
}
nCurrentPedSlot = 0;
}
{
for ( int32 i = 0; i < MAXCHANNELS+MAX2DCHANNELS; i++ )
nChannelVolume[i] = 0;
}
{
add_providers();
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);
}
{
for ( int32 i = 0; i < MAX_STREAMS; i++ )
{
aStream[i] = NULL;
nStreamVolume[i] = 100;
nStreamPan[i] = 63;
}
for ( int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++ )
nStreamLength[i] = 3600000;
}
{
_bSampmanInitialised = true;
if ( 0 >= defaultProvider && defaultProvider < m_nNumberOfProviders )
{
set_new_provider(defaultProvider);
}
else
{
Terminate();
return false;
}
}
LoadSampleBank(SAMPLEBANK_MAIN);
return true;
}
void
cSampleManager::Terminate(void)
{
release_existing();
for (int32 i = 0; i < MAX_STREAMS; i++)
{
CStream *stream = aStream[i];
if (stream)
{
delete stream;
aStream[i] = NULL;
}
}
CStream::Terminate();
if ( nSampleBankMemoryStartAddress[SAMPLEBANK_MAIN] != 0 )
{
free((void *)nSampleBankMemoryStartAddress[SAMPLEBANK_MAIN]);
nSampleBankMemoryStartAddress[SAMPLEBANK_MAIN] = 0;
}
if ( nSampleBankMemoryStartAddress[SAMPLEBANK_PED] != 0 )
{
free((void *)nSampleBankMemoryStartAddress[SAMPLEBANK_PED]);
nSampleBankMemoryStartAddress[SAMPLEBANK_PED] = 0;
}
_bSampmanInitialised = false;
}
void
cSampleManager::UpdateSoundBuffers(void)
{
for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
{
if ( ALBuffers[i].timer > 0 )
{
ALBuffers[i].timer -= ALuint(CTimer::GetTimeStepInMilliseconds());
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].timer = 0;
else
ALBuffers[i].timer = 10000;
}
}
}
}
}
bool cSampleManager::CheckForAnAudioFileOnCD(void)
{
return true;
}
char cSampleManager::GetCDAudioDriveLetter(void)
{
return '\0';
}
void
cSampleManager::UpdateEffectsVolume(void)
{
if ( _bSampmanInitialised )
{
for ( int32 i = 0; i < MAXCHANNELS+MAX2DCHANNELS; i++ )
{
if ( GetChannelUsedFlag(i) )
{
if ( nChannelVolume[i] != 0 )
aChannel[i].SetVolume(m_nEffectsFadeVolume * nChannelVolume[i] * m_nEffectsVolume >> 14);
}
}
}
}
void
cSampleManager::SetEffectsMasterVolume(uint8 nVolume)
{
m_nEffectsVolume = nVolume;
UpdateEffectsVolume();
}
void
cSampleManager::SetMusicMasterVolume(uint8 nVolume)
{
m_nMusicVolume = nVolume;
}
void
cSampleManager::SetEffectsFadeVolume(uint8 nVolume)
{
m_nEffectsFadeVolume = nVolume;
UpdateEffectsVolume();
}
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 );
bSampleBankLoaded[nBank] = false;
}
bool
cSampleManager::IsSampleBankLoaded(uint8 nBank)
{
ASSERT( nBank < MAX_SAMPLEBANKS );
return bSampleBankLoaded[nBank];
}
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,
m_aSamples[nComment].nFrequency);
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)
{
if ( !usingEAX && !_usingEFX )
return false;
if ( AudioManager.GetFrameCounter() & 15 )
return false;
float y = AudioManager.GetReflectionsDistance(REFLECTION_TOP) + AudioManager.GetReflectionsDistance(REFLECTION_BOTTOM);
float x = AudioManager.GetReflectionsDistance(REFLECTION_LEFT) + AudioManager.GetReflectionsDistance(REFLECTION_RIGHT);
float z = AudioManager.GetReflectionsDistance(REFLECTION_UP);
float normy = norm(y, 5.0f, 40.0f);
float normx = norm(x, 5.0f, 40.0f);
float normz = norm(z, 5.0f, 40.0f);
#define ZR(v, a, b) (((v)==0)?(a):(b))
#define CALCRATIO(x,y,z,min,max,val) (ZR(y, ZR(x, ZR(z, min, max), min), ZR(x, ZR(z, min, max), ZR(z, min, val))))
float fRatio = CALCRATIO(normx, normy, normz, 0.3f, 0.5f, (normy+normx+normz)/3.0f);
#undef CALCRATIO
#undef ZE
fRatio = clamp(fRatio, usingEAX3==1 ? 0.0f : 0.30f, 1.0f);
if ( fRatio == _fPrevEaxRatioDestination )
return false;
#ifdef JUICY_OAL
if ( usingEAX3 || _usingEFX )
#else
if ( usingEAX3 )
#endif
{
if ( EAX3ListenerInterpolate(&StartEAX3, &FinishEAX3, fRatio, &EAX3Params, false) )
{
EAX_SetAll(&EAX3Params);
/*
if ( IsFXSupported() )
{
alAuxiliaryEffectSloti(ALEffectSlot, AL_EFFECTSLOT_EFFECT, ALEffect);
for ( int32 i = 0; i < MAXCHANNELS; i++ )
aChannel[i].UpdateReverb(ALEffectSlot);
}
*/
_fEffectsLevel = 1.0f - fRatio * 0.5f;
}
}
else
{
if ( _usingEFX )
_fEffectsLevel = (1.0f - fRatio) * 0.4f;
else
_fEffectsLevel = (1.0f - fRatio) * 0.7f;
}
_fPrevEaxRatioDestination = fRatio;
return true;
}
void
cSampleManager::SetChannelReverbFlag(uint32 nChannel, uint8 nReverbFlag)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
if ( usingEAX || _usingEFX )
{
if ( IsFXSupported() )
{
alAuxiliaryEffectSloti(ALEffectSlot, AL_EFFECTSLOT_EFFECT, ALEffect);
if ( nReverbFlag != 0 )
aChannel[nChannel].SetReverbMix(ALEffectSlot, _fEffectsLevel);
else
aChannel[nChannel].SetReverbMix(ALEffectSlot, 0.0f);
}
}
}
bool
cSampleManager::InitialiseChannel(uint32 nChannel, uint32 nSfx, uint8 nBank)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
ALuint buffer;
if ( nSfx < SAMPLEBANK_MAX )
{
if ( !IsSampleBankLoaded(nBank) )
return false;
int32 addr = nSampleBankMemoryStartAddress[nBank] + m_aSamples[nSfx].nOffset - m_aSamples[BankStartOffset[nBank]].nOffset;
if ( ALBuffers[nSfx].timer == 0 )
{
ALuint buf;
alGenBuffers(1, &buf);
alBufferData(buf, AL_FORMAT_MONO16, (void *)addr, m_aSamples[nSfx].nSize, m_aSamples[nSfx].nFrequency);
ALBuffers[nSfx].buffer = buf;
ALBuffers[nSfx].timer = 10000;
}
buffer = ALBuffers[nSfx].buffer;
}
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);
}
aChannel[nChannel].Reset();
if ( aChannel[nChannel].HasSource() )
{
aChannel[nChannel].SetSampleID (nSfx);
aChannel[nChannel].SetFreq (m_aSamples[nSfx].nFrequency);
aChannel[nChannel].SetLoopPoints (0, -1);
aChannel[nChannel].SetBuffer (buffer);
aChannel[nChannel].SetPitch (1.0f);
return true;
}
return false;
}
void
cSampleManager::SetChannelEmittingVolume(uint32 nChannel, uint32 nVolume)
{
ASSERT( nChannel != CHANNEL2D );
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
uint32 vol = nVolume;
if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
nChannelVolume[nChannel] = vol;
// reduce channel volume when JB.MP3 or S4_BDBD.MP3 playing
if ( MusicManager.GetMusicMode() == MUSICMODE_CUTSCENE
&& MusicManager.GetCurrentTrack() != STREAMED_SOUND_NEWS_INTRO
&& MusicManager.GetCurrentTrack() != STREAMED_SOUND_CUTSCENE_SAL4_BDBD )
{
nChannelVolume[nChannel] >>= 2;
}
// no idea, does this one looks like a bug or it's SetChannelVolume ?
aChannel[nChannel].SetVolume(m_nEffectsFadeVolume*nChannelVolume[nChannel]*m_nEffectsVolume >> 14);
}
void
cSampleManager::SetChannel3DPosition(uint32 nChannel, float fX, float fY, float fZ)
{
ASSERT( nChannel != CHANNEL2D );
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
aChannel[nChannel].SetPosition(-fX, fY, fZ);
}
void
cSampleManager::SetChannel3DDistances(uint32 nChannel, float fMax, float fMin)
{
ASSERT( nChannel != CHANNEL2D );
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
aChannel[nChannel].SetDistances(fMax, fMin);
}
void
cSampleManager::SetChannelVolume(uint32 nChannel, uint32 nVolume)
{
ASSERT( nChannel == CHANNEL2D );
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
if ( nChannel == CHANNEL2D )
{
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;
}
aChannel[nChannel].SetVolume(m_nEffectsFadeVolume*vol*m_nEffectsVolume >> 14);
}
}
void
cSampleManager::SetChannelPan(uint32 nChannel, uint32 nPan)
{
ASSERT(nChannel == CHANNEL2D);
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
if ( nChannel == CHANNEL2D )
{
aChannel[nChannel].SetPan(nPan);
}
}
void
cSampleManager::SetChannelFrequency(uint32 nChannel, uint32 nFreq)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
aChannel[nChannel].SetCurrentFreq(nFreq);
}
void
cSampleManager::SetChannelLoopPoints(uint32 nChannel, uint32 nLoopStart, int32 nLoopEnd)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
aChannel[nChannel].SetLoopPoints(nLoopStart / (DIGITALBITS / 8), nLoopEnd / (DIGITALBITS / 8));
}
void
cSampleManager::SetChannelLoopCount(uint32 nChannel, uint32 nLoopCount)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
aChannel[nChannel].SetLoopCount(nLoopCount);
}
bool
cSampleManager::GetChannelUsedFlag(uint32 nChannel)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
return aChannel[nChannel].IsUsed();
}
void
cSampleManager::StartChannel(uint32 nChannel)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
aChannel[nChannel].Start();
}
void
cSampleManager::StopChannel(uint32 nChannel)
{
ASSERT( nChannel < MAXCHANNELS+MAX2DCHANNELS );
aChannel[nChannel].Stop();
}
void
cSampleManager::PreloadStreamedFile(uint8 nFile, uint8 nStream)
{
char filename[256];
ASSERT( nStream < MAX_STREAMS );
if ( nFile < TOTAL_STREAMED_SOUNDS )
{
if ( aStream[nStream] )
{
delete aStream[nStream];
aStream[nStream] = NULL;
}
strcpy(filename, StreamedNameTable[nFile]);
CStream *stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream]);
ASSERT(stream != NULL);
aStream[nStream] = stream;
if ( !stream->IsOpened() )
{
delete stream;
aStream[nStream] = NULL;
}
}
}
void
cSampleManager::PauseStream(uint8 nPauseFlag, uint8 nStream)
{
ASSERT( nStream < MAX_STREAMS );
CStream *stream = aStream[nStream];
if ( stream )
{
stream->SetPause(nPauseFlag != 0);
}
}
void
cSampleManager::StartPreloadedStreamedFile(uint8 nStream)
{
ASSERT( nStream < MAX_STREAMS );
CStream *stream = aStream[nStream];
if ( stream )
{
if ( stream->Setup() )
{
stream->Start();
}
}
}
bool
cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
{
char filename[256];
ASSERT( nStream < MAX_STREAMS );
if ( nFile < TOTAL_STREAMED_SOUNDS )
{
if ( aStream[nStream] )
{
delete aStream[nStream];
aStream[nStream] = NULL;
}
strcpy(filename, StreamedNameTable[nFile]);
CStream *stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream]);
ASSERT(stream != NULL);
aStream[nStream] = stream;
if ( stream->IsOpened() )
{
nStreamLength[nFile] = stream->GetLength();
if ( stream->Setup() )
{
if ( nPos != 0 )
stream->SetPos(nPos);
stream->Start();
}
return true;
}
else
{
delete stream;
aStream[nStream] = NULL;
}
}
return false;
}
void
cSampleManager::StopStreamedFile(uint8 nStream)
{
ASSERT( nStream < MAX_STREAMS );
CStream *stream = aStream[nStream];
if ( stream )
{
delete stream;
aStream[nStream] = NULL;
}
}
int32
cSampleManager::GetStreamedFilePosition(uint8 nStream)
{
ASSERT( nStream < MAX_STREAMS );
CStream *stream = aStream[nStream];
if ( stream )
{
return stream->GetPos();
}
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;
CStream *stream = aStream[nStream];
if ( stream )
{
if ( nEffectFlag )
stream->SetVolume(m_nEffectsFadeVolume*nVolume*m_nEffectsVolume >> 14);
else
stream->SetVolume(m_nMusicFadeVolume*nVolume*m_nMusicVolume >> 14);
stream->SetPan(nPan);
}
}
int32
cSampleManager::GetStreamedFileLength(uint8 nStream)
{
ASSERT( nStream < TOTAL_STREAMED_SOUNDS );
return nStreamLength[nStream];
}
bool
cSampleManager::IsStreamPlaying(uint8 nStream)
{
ASSERT( nStream < MAX_STREAMS );
CStream *stream = aStream[nStream];
if ( stream )
{
if ( stream->IsPlaying() )
return true;
}
return false;
}
void
cSampleManager::Service(void)
{
for ( int32 i = 0; i < MAX_STREAMS; i++ )
{
CStream *stream = aStream[i];
if ( stream )
stream->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++ )
{
#ifdef FIX_BUGS
if (nBank >= MAX_SAMPLEBANKS) break;
#endif
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;
}
#endif
Reference in a new issue Copy permalink