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-rw-r--r--src/audio/sampman_oal.cpp1404
1 files changed, 1404 insertions, 0 deletions
diff --git a/src/audio/sampman_oal.cpp b/src/audio/sampman_oal.cpp
new file mode 100644
index 00000000..bbaeae4c
--- /dev/null
+++ b/src/audio/sampman_oal.cpp
@@ -0,0 +1,1404 @@
+#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"
+
+//TODO: fix eax3 reverb
+//TODO: max channals
+//TODO: loop count
+//TODO: mp3 player
+
+#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
+{
+ char id[256];
+ 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;
+
+ bool IsEmpty() { return timer == 0; }
+ void Set(ALuint buf) { buffer = buf; }
+ void Wait() { timer = 10000; }
+ void Init()
+ {
+ buffer = 0;
+ timer = 0;
+ }
+ void Term()
+ {
+ if ( buffer != 0 && alIsBuffer(buffer) )
+ alDeleteBuffers(1, &buffer);
+ timer = 0;
+ }
+ void Update()
+ {
+ if ( !(timer > 0) ) return;
+ timer -= ALuint(CTimer::GetTimeStepInMilliseconds());
+ if ( timer > 0 ) return;
+ if ( buffer != 0 && alIsBuffer(buffer) )
+ {
+ alDeleteBuffers(1, &buffer);
+ timer = ( alGetError() == AL_NO_ERROR ) ? 0 : 10000;
+ }
+ }
+}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 )
+ {
+ strcpy(providers[n].id, 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 )
+ {
+ strcpy(providers[n].id, 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 )
+ {
+ strcpy(providers[n].id, 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++ )
+ {
+ CStream *stream = aStream[i];
+ if (stream)
+ stream->ProviderTerm();
+
+ alDeleteSources(1, &ALStreamSources[i]);
+ alDeleteBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
+ }
+
+ alDeleteBuffers(MAX_PEDSFX, pedBuffers);
+
+ for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
+ {
+ ALBuffers[i].Term();
+ }
+
+ 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);
+ 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]);
+
+ CStream *stream = aStream[i];
+ if (stream)
+ stream->ProviderInit();
+ }
+
+ for ( int32 i = 0; i < SAMPLEBANK_MAX; i++ )
+ {
+ ALBuffers[i].Init();
+ }
+
+ 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;
+ }
+
+ {
+ 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] = 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);
+ }
+
+
+ {
+ _bSampmanInitialised = true;
+
+ if ( 0 >= defaultProvider && defaultProvider < m_nNumberOfProviders )
+ {
+ set_new_provider(defaultProvider);
+ }
+ else
+ {
+ Terminate();
+ return false;
+ }
+ }
+
+ {
+
+ for ( int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++ )
+ {
+ aStream[0] = new CStream(StreamedNameTable[i], ALStreamSources[0], ALStreamBuffers[0]);
+
+ if ( aStream[0] && aStream[0]->IsOpened() )
+ {
+ uint32 tatalms = aStream[0]->GetLengthMS();
+ delete aStream[0];
+ aStream[0] = NULL;
+
+ nStreamLength[i] = tatalms;
+ }
+ else
+ USERERROR("Can't open '%s'\n", StreamedNameTable[i]);
+ }
+ }
+
+ 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++ )
+ {
+ ALBuffers[i].Update();
+ }
+}
+
+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 / sizeof(uint16);
+}
+
+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].IsEmpty() )
+ {
+ ALuint buf;
+ alGenBuffers(1, &buf);
+ alBufferData(buf, AL_FORMAT_MONO16, (void *)addr, m_aSamples[nSfx].nSize, m_aSamples[nSfx].nFrequency);
+ ALBuffers[nSfx].Set(buf);
+ }
+ ALBuffers[nSfx].Wait();
+
+ 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] = vol / 4;
+ }
+
+ // 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] = vol / 4;
+ }
+
+ 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->GetLengthMS();
+ if ( stream->Setup() )
+ {
+ if ( nPos != 0 )
+ stream->SetPosMS(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->GetPosMS();
+ }
+
+ 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] = 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 \ No newline at end of file