Re3/src/audio/sampman_oal.cpp
2021-02-19 14:30:41 +03:00

2021 lines
42 KiB
C++

//#define JUICY_OAL
#ifdef AUDIO_OAL
#include <time.h>
#include "eax.h"
#include "eax-util.h"
#ifdef _WIN32
#include <io.h>
#include <AL/al.h>
#include <AL/alc.h>
#include <AL/alext.h>
#include <AL/efx.h>
#include <AL/efx-presets.h>
// for user MP3s
#include <direct.h>
#include <shlobj.h>
#include <shlguid.h>
#else
#define _getcwd getcwd
#endif
#if defined _MSC_VER && !defined CMAKE_NO_AUTOLINK
#pragma comment( lib, "OpenAL32.lib" )
#endif
#include "common.h"
#include "crossplatform.h"
#include "sampman.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"
#ifdef AUDIO_OAL_USE_OPUS
#include <opusfile.h>
#endif
//TODO: fix eax3 reverb
//TODO: max channels
cSampleManager SampleManager;
bool _bSampmanInitialised = false;
uint32 BankStartOffset[MAX_SFX_BANKS];
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;
#ifdef OPUS_SFX
OggOpusFile *fpSampleDataHandle;
#else
FILE *fpSampleDataHandle;
#endif
bool bSampleBankLoaded [MAX_SFX_BANKS];
int32 nSampleBankDiscStartOffset [MAX_SFX_BANKS];
int32 nSampleBankSize [MAX_SFX_BANKS];
uintptr nSampleBankMemoryStartAddress[MAX_SFX_BANKS];
int32 _nSampleDataEndOffset;
int32 nPedSlotSfx [MAX_PEDSFX];
int32 nPedSlotSfxAddr[MAX_PEDSFX];
uint8 nCurrentPedSlot;
CChannel aChannel[MAXCHANNELS+MAX2DCHANNELS];
uint8 nChannelVolume[MAXCHANNELS+MAX2DCHANNELS];
uint32 nStreamLength[TOTAL_STREAMED_SOUNDS];
ALuint ALStreamSources[MAX_STREAMS][2];
ALuint ALStreamBuffers[MAX_STREAMS][NUM_STREAMBUFFERS];
struct tMP3Entry
{
char aFilename[MAX_PATH];
uint32 nTrackLength;
uint32 nTrackStreamPos;
tMP3Entry* pNext;
char* pLinkPath;
};
uint32 nNumMP3s;
tMP3Entry* _pMP3List;
char _mp3DirectoryPath[MAX_PATH];
CStream *aStream[MAX_STREAMS];
uint8 nStreamPan [MAX_STREAMS];
uint8 nStreamVolume[MAX_STREAMS];
uint32 _CurMP3Index;
int32 _CurMP3Pos;
bool _bIsMp3Active;
///////////////////////////////////////////////////////////////
// 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, ADEXT_EAX2)
|| pDeviceList->IsExtensionSupported(i, ADEXT_EAX3)
|| pDeviceList->IsExtensionSupported(i, ADEXT_EAX4)
|| pDeviceList->IsExtensionSupported(i, ADEXT_EAX5) )
{
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();
alDeleteBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
}
alDeleteSources(MAX_STREAMS*2, ALStreamSources[0]);
CChannel::DestroyChannels();
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,
ALC_MONO_SOURCES, MAX_STREAMS * 2 + MAXCHANNELS,
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);
}
alGenSources(MAX_STREAMS*2, ALStreamSources[0]);
for ( int32 i = 0; i < MAX_STREAMS; i++ )
{
alGenBuffers(NUM_STREAMBUFFERS, ALStreamBuffers[i]);
alSourcei(ALStreamSources[i][0], AL_SOURCE_RELATIVE, AL_TRUE);
alSource3f(ALStreamSources[i][0], AL_POSITION, 0.0f, 0.0f, 0.0f);
alSourcef(ALStreamSources[i][0], AL_GAIN, 1.0f);
alSourcei(ALStreamSources[i][1], AL_SOURCE_RELATIVE, AL_TRUE);
alSource3f(ALStreamSources[i][1], AL_POSITION, 0.0f, 0.0f, 0.0f);
alSourcef(ALStreamSources[i][1], AL_GAIN, 1.0f);
CStream *stream = aStream[i];
if (stream)
stream->ProviderInit();
}
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);
CChannel::InitChannels();
for ( int32 i = 0; i < MAXCHANNELS; i++ )
aChannel[i].Init(i);
aChannel[CHANNEL2D].Init(CHANNEL2D, 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;
}
static bool
IsThisTrackAt16KHz(uint32 track)
{
return track == STREAMED_SOUND_RADIO_CHAT;
}
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)
{
int savedprovider = curprovider;
nProvider = clamp(nProvider, 0, m_nNumberOfProviders - 1);
if ( set_new_provider(nProvider) )
return curprovider;
else if ( savedprovider != -1 && savedprovider < m_nNumberOfProviders && set_new_provider(savedprovider) )
return curprovider;
else
return curprovider;
}
static bool
_ResolveLink(char const *path, char *out)
{
#ifdef _WIN32
size_t len = strlen(path);
if (len < 4 || strcmp(&path[len - 4], ".lnk") != 0)
return false;
IShellLink* psl;
WIN32_FIND_DATA fd;
char filepath[MAX_PATH];
CoInitialize(NULL);
if (SUCCEEDED( CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (LPVOID*)&psl ) ))
{
IPersistFile *ppf;
if (SUCCEEDED(psl->QueryInterface(IID_IPersistFile, (LPVOID*)&ppf)))
{
WCHAR wpath[MAX_PATH];
MultiByteToWideChar(CP_ACP, 0, path, -1, wpath, MAX_PATH);
if (SUCCEEDED(ppf->Load(wpath, STGM_READ)))
{
/* Resolve the link */
if (SUCCEEDED(psl->Resolve(NULL, SLR_ANY_MATCH|SLR_NO_UI|SLR_NOSEARCH)))
{
strcpy(filepath, path);
if (SUCCEEDED(psl->GetPath(filepath, MAX_PATH, &fd, SLGP_UNCPRIORITY)))
{
OutputDebugString(fd.cFileName);
strcpy(out, filepath);
// FIX: Release the objects. Taken from SA.
#ifdef FIX_BUGS
ppf->Release();
psl->Release();
#endif
return true;
}
}
}
ppf->Release();
}
psl->Release();
}
return false;
#else
struct stat sb;
if (lstat(path, &sb) == -1) {
perror("lstat: ");
return false;
}
if (S_ISLNK(sb.st_mode)) {
char* linkname = (char*)alloca(sb.st_size + 1);
if (linkname == NULL) {
fprintf(stderr, "insufficient memory\n");
return false;
}
if (readlink(path, linkname, sb.st_size + 1) < 0) {
perror("readlink: ");
return false;
}
linkname[sb.st_size] = '\0';
strcpy(out, linkname);
return true;
} else {
return false;
}
#endif
}
static void
_FindMP3s(void)
{
tMP3Entry *pList;
bool bShortcut;
bool bInitFirstEntry;
HANDLE hFind;
char path[MAX_PATH];
char filepath[MAX_PATH*2];
int total_ms;
WIN32_FIND_DATA fd;
if (getcwd(_mp3DirectoryPath, MAX_PATH) == NULL) {
perror("getcwd: ");
return;
}
OutputDebugString("Finding MP3s...");
strcpy(path, _mp3DirectoryPath);
strcat(path, "\\MP3\\");
strcpy(_mp3DirectoryPath, path);
OutputDebugString(_mp3DirectoryPath);
strcat(path, "*");
hFind = FindFirstFile(path, &fd);
if ( hFind == INVALID_HANDLE_VALUE )
{
return;
}
strcpy(filepath, _mp3DirectoryPath);
strcat(filepath, fd.cFileName);
size_t filepathlen = strlen(filepath);
if ( filepathlen <= 0)
{
FindClose(hFind);
return;
}
if ( _ResolveLink(filepath, filepath) )
{
OutputDebugString("Resolving Link");
OutputDebugString(filepath);
bShortcut = true;
} else
bShortcut = false;
aStream[0] = new CStream(filepath, ALStreamSources[0], ALStreamBuffers[0]);
if (aStream[0] && aStream[0]->IsOpened())
{
total_ms = aStream[0]->GetLengthMS();
delete aStream[0];
aStream[0] = NULL;
OutputDebugString(fd.cFileName);
_pMP3List = new tMP3Entry;
if ( _pMP3List == NULL )
{
FindClose(hFind);
return;
}
nNumMP3s = 1;
strcpy(_pMP3List->aFilename, fd.cFileName);
_pMP3List->nTrackLength = total_ms;
_pMP3List->pNext = NULL;
pList = _pMP3List;
if ( bShortcut )
{
_pMP3List->pLinkPath = new char[MAX_PATH*2];
strcpy(_pMP3List->pLinkPath, filepath);
}
else
{
_pMP3List->pLinkPath = NULL;
}
bInitFirstEntry = false;
}
else
{
strcat(filepath, " - NOT A VALID MP3");
OutputDebugString(filepath);
bInitFirstEntry = true;
}
while ( true )
{
if ( !FindNextFile(hFind, &fd) )
break;
if ( bInitFirstEntry )
{
strcpy(filepath, _mp3DirectoryPath);
strcat(filepath, fd.cFileName);
size_t filepathlen = strlen(filepath);
if ( filepathlen > 0 )
{
if ( _ResolveLink(filepath, filepath) )
{
OutputDebugString("Resolving Link");
OutputDebugString(filepath);
bShortcut = true;
} else {
bShortcut = false;
if (filepathlen > MAX_PATH) {
continue;
}
}
aStream[0] = new CStream(filepath, ALStreamSources[0], ALStreamBuffers[0]);
if (aStream[0] && aStream[0]->IsOpened())
{
total_ms = aStream[0]->GetLengthMS();
delete aStream[0];
aStream[0] = NULL;
OutputDebugString(fd.cFileName);
_pMP3List = new tMP3Entry;
if ( _pMP3List == NULL)
break;
nNumMP3s = 1;
strcpy(_pMP3List->aFilename, fd.cFileName);
_pMP3List->nTrackLength = total_ms;
_pMP3List->pNext = NULL;
if ( bShortcut )
{
_pMP3List->pLinkPath = new char [MAX_PATH*2];
strcpy(_pMP3List->pLinkPath, filepath);
}
else
{
_pMP3List->pLinkPath = NULL;
}
pList = _pMP3List;
bInitFirstEntry = false;
}
else
{
strcat(filepath, " - NOT A VALID MP3");
OutputDebugString(filepath);
}
}
}
else
{
strcpy(filepath, _mp3DirectoryPath);
strcat(filepath, fd.cFileName);
size_t filepathlen = strlen(filepath);
if ( filepathlen > 0 )
{
if ( _ResolveLink(filepath, filepath) )
{
OutputDebugString("Resolving Link");
OutputDebugString(filepath);
bShortcut = true;
} else
bShortcut = false;
aStream[0] = new CStream(filepath, ALStreamSources[0], ALStreamBuffers[0]);
if (aStream[0] && aStream[0]->IsOpened())
{
total_ms = aStream[0]->GetLengthMS();
delete aStream[0];
aStream[0] = NULL;
pList->pNext = new tMP3Entry;
tMP3Entry *e = pList->pNext;
if ( e == NULL )
break;
pList = pList->pNext;
strcpy(e->aFilename, fd.cFileName);
e->nTrackLength = total_ms;
e->pNext = NULL;
if ( bShortcut )
{
e->pLinkPath = new char [MAX_PATH*2];
strcpy(e->pLinkPath, filepath);
}
else
{
e->pLinkPath = NULL;
}
nNumMP3s++;
OutputDebugString(fd.cFileName);
}
else
{
strcat(filepath, " - NOT A VALID MP3");
OutputDebugString(filepath);
}
}
}
}
FindClose(hFind);
}
static void
_DeleteMP3Entries(void)
{
tMP3Entry *e = _pMP3List;
while ( e != NULL )
{
tMP3Entry *next = e->pNext;
if ( next == NULL )
next = NULL;
if ( e->pLinkPath != NULL )
{
#ifndef FIX_BUGS
delete e->pLinkPath; // BUG: should be delete []
#else
delete[] e->pLinkPath;
#endif
e->pLinkPath = NULL;
}
delete e;
if ( next )
e = next;
else
e = NULL;
nNumMP3s--;
}
if ( nNumMP3s != 0 )
{
OutputDebugString("Not all MP3 entries were deleted");
nNumMP3s = 0;
}
_pMP3List = NULL;
}
static tMP3Entry *
_GetMP3EntryByIndex(uint32 idx)
{
uint32 n = ( idx < nNumMP3s ) ? idx : 0;
if ( _pMP3List != NULL )
{
tMP3Entry *e = _pMP3List;
for ( uint32 i = 0; i < n; i++ )
e = e->pNext;
return e;
}
return NULL;
}
static inline bool
_GetMP3PosFromStreamPos(uint32 *pPosition, tMP3Entry **pEntry)
{
_CurMP3Index = 0;
for ( *pEntry = _pMP3List; *pEntry != NULL; *pEntry = (*pEntry)->pNext )
{
if ( *pPosition >= (*pEntry)->nTrackStreamPos
&& *pPosition < (*pEntry)->nTrackLength + (*pEntry)->nTrackStreamPos )
{
*pPosition -= (*pEntry)->nTrackStreamPos;
_CurMP3Pos = *pPosition;
return true;
}
_CurMP3Index++;
}
*pPosition = 0;
*pEntry = _pMP3List;
_CurMP3Pos = 0;
_CurMP3Index = 0;
return false;
}
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_SFX_BANKS; 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 < TOTAL_STREAMED_SOUNDS; i++ )
nStreamLength[i] = 0;
}
add_providers();
#ifdef AUDIO_CACHE
FILE *cacheFile = fcaseopen("audio\\sound.cache", "rb");
if (cacheFile) {
debug("Loadind audio cache (If game crashes around here, then your cache is corrupted, remove audio/sound.cache)\n");
fread(nStreamLength, sizeof(uint32), TOTAL_STREAMED_SOUNDS, cacheFile);
fclose(cacheFile);
} else
{
debug("Cannot load audio cache\n");
#endif
for(int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++) {
aStream[0] = new CStream(StreamedNameTable[i], ALStreamSources[0], ALStreamBuffers[0], IsThisTrackAt16KHz(i) ? 16000 : 32000);
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]);
}
#ifdef AUDIO_CACHE
cacheFile = fcaseopen("audio\\sound.cache", "wb");
if(cacheFile) {
debug("Saving audio cache\n");
fwrite(nStreamLength, sizeof(uint32), TOTAL_STREAMED_SOUNDS, cacheFile);
fclose(cacheFile);
} else {
debug("Cannot save audio cache\n");
}
}
#endif
{
if ( !InitialiseSampleBanks() )
{
Terminate();
return false;
}
nSampleBankMemoryStartAddress[SFX_BANK_0] = (uintptr)malloc(nSampleBankSize[SFX_BANK_0]);
ASSERT(nSampleBankMemoryStartAddress[SFX_BANK_0] != 0);
if ( nSampleBankMemoryStartAddress[SFX_BANK_0] == 0 )
{
Terminate();
return false;
}
nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] = (uintptr)malloc(PED_BLOCKSIZE*MAX_PEDSFX);
ASSERT(nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] != 0);
LoadSampleBank(SFX_BANK_0);
}
{
for ( int32 i = 0; i < MAX_STREAMS; i++ )
{
aStream[i] = NULL;
nStreamVolume[i] = 100;
nStreamPan[i] = 63;
}
}
{
_bSampmanInitialised = true;
if ( defaultProvider >= 0 && defaultProvider < m_nNumberOfProviders )
{
set_new_provider(defaultProvider);
}
else
{
Terminate();
return false;
}
}
{
nNumMP3s = 0;
_pMP3List = NULL;
_FindMP3s();
if ( nNumMP3s != 0 )
{
nStreamLength[STREAMED_SOUND_RADIO_MP3_PLAYER] = 0;
for ( tMP3Entry *e = _pMP3List; e != NULL; e = e->pNext )
{
e->nTrackStreamPos = nStreamLength[STREAMED_SOUND_RADIO_MP3_PLAYER];
nStreamLength[STREAMED_SOUND_RADIO_MP3_PLAYER] += e->nTrackLength;
}
time_t t = time(NULL);
tm *localtm;
bool bUseRandomTable;
if ( t == -1 )
bUseRandomTable = true;
else
{
bUseRandomTable = false;
localtm = localtime(&t);
}
int32 randval;
if ( bUseRandomTable )
randval = AudioManager.GetRandomNumber(1);
else
randval = localtm->tm_sec * localtm->tm_min;
_CurMP3Index = randval % nNumMP3s;
tMP3Entry *randmp3 = _pMP3List;
for ( int32 i = randval % nNumMP3s; i > 0; --i)
randmp3 = randmp3->pNext;
if ( bUseRandomTable )
_CurMP3Pos = AudioManager.GetRandomNumber(0) % randmp3->nTrackLength;
else
{
if ( localtm->tm_sec > 0 )
{
int32 s = localtm->tm_sec;
_CurMP3Pos = s*s*s*s*s*s*s*s % randmp3->nTrackLength;
}
else
_CurMP3Pos = AudioManager.GetRandomNumber(0) % randmp3->nTrackLength;
}
}
else
_CurMP3Pos = 0;
_bIsMp3Active = false;
}
return true;
}
void
cSampleManager::Terminate(void)
{
for (int32 i = 0; i < MAX_STREAMS; i++)
{
CStream *stream = aStream[i];
if (stream)
{
delete stream;
aStream[i] = NULL;
}
}
release_existing();
_DeleteMP3Entries();
CStream::Terminate();
if ( nSampleBankMemoryStartAddress[SFX_BANK_0] != 0 )
{
free((void *)nSampleBankMemoryStartAddress[SFX_BANK_0]);
nSampleBankMemoryStartAddress[SFX_BANK_0] = 0;
}
if ( nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] != 0 )
{
free((void *)nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS]);
nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] = 0;
}
_bSampmanInitialised = false;
}
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_SFX_BANKS);
if ( CTimer::GetIsCodePaused() )
return false;
if ( MusicManager.IsInitialised()
&& MusicManager.GetMusicMode() == MUSICMODE_CUTSCENE
&& nBank != SFX_BANK_0 )
{
return false;
}
#ifdef OPUS_SFX
int samplesRead = 0;
int samplesSize = nSampleBankSize[nBank] / 2;
op_pcm_seek(fpSampleDataHandle, 0);
while (samplesSize > 0) {
int size = op_read(fpSampleDataHandle, (opus_int16 *)(nSampleBankMemoryStartAddress[nBank] + samplesRead), samplesSize, NULL);
if (size <= 0) {
// huh?
//assert(0);
break;
}
samplesRead += size*2;
samplesSize -= size;
}
#else
if ( fseek(fpSampleDataHandle, nSampleBankDiscStartOffset[nBank], SEEK_SET) != 0 )
return false;
if ( fread((void *)nSampleBankMemoryStartAddress[nBank], 1, nSampleBankSize[nBank], fpSampleDataHandle) != nSampleBankSize[nBank] )
return false;
#endif
bSampleBankLoaded[nBank] = true;
return true;
}
void
cSampleManager::UnloadSampleBank(uint8 nBank)
{
ASSERT( nBank < MAX_SFX_BANKS);
bSampleBankLoaded[nBank] = false;
}
bool
cSampleManager::IsSampleBankLoaded(uint8 nBank)
{
ASSERT( nBank < MAX_SFX_BANKS);
return bSampleBankLoaded[nBank];
}
bool
cSampleManager::IsPedCommentLoaded(uint32 nComment)
{
ASSERT( nComment < TOTAL_AUDIO_SAMPLES );
int8 slot;
for ( int32 i = 0; i < _TODOCONST(3); i++ )
{
slot = nCurrentPedSlot - i - 1;
#ifdef FIX_BUGS
if (slot < 0)
slot += ARRAY_SIZE(nPedSlotSfx);
#endif
if ( nComment == nPedSlotSfx[slot] )
return true;
}
return false;
}
int32
cSampleManager::_GetPedCommentSlot(uint32 nComment)
{
int8 slot;
for (int32 i = 0; i < _TODOCONST(3); i++)
{
slot = nCurrentPedSlot - i - 1;
#ifdef FIX_BUGS
if (slot < 0)
slot += ARRAY_SIZE(nPedSlotSfx);
#endif
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.GetNextTrack() == STREAMED_SOUND_GAME_COMPLETED )
return false;
break;
}
}
}
#ifdef OPUS_SFX
int samplesRead = 0;
int samplesSize = m_aSamples[nComment].nSize / 2;
op_pcm_seek(fpSampleDataHandle, m_aSamples[nComment].nOffset / 2);
while (samplesSize > 0) {
int size = op_read(fpSampleDataHandle, (opus_int16 *)(nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] + PED_BLOCKSIZE * nCurrentPedSlot + samplesRead),
samplesSize, NULL);
if (size <= 0) {
return false;
}
samplesRead += size * 2;
samplesSize -= size;
}
#else
if ( fseek(fpSampleDataHandle, m_aSamples[nComment].nOffset, SEEK_SET) != 0 )
return false;
if ( fread((void *)(nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] + PED_BLOCKSIZE*nCurrentPedSlot), 1, m_aSamples[nComment].nSize, fpSampleDataHandle) != m_aSamples[nComment].nSize )
return false;
#endif
nPedSlotSfx[nCurrentPedSlot] = nComment;
if ( ++nCurrentPedSlot >= MAX_PEDSFX )
nCurrentPedSlot = 0;
return true;
}
int32
cSampleManager::GetBankContainingSound(uint32 offset)
{
if ( offset >= BankStartOffset[SFX_BANK_PED_COMMENTS] )
return SFX_BANK_PED_COMMENTS;
if ( offset >= BankStartOffset[SFX_BANK_0] )
return SFX_BANK_0;
return INVALID_SFX_BANK;
}
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 );
uintptr addr;
if ( nSfx < SAMPLEBANK_MAX )
{
if ( !IsSampleBankLoaded(nBank) )
return false;
addr = nSampleBankMemoryStartAddress[nBank] + m_aSamples[nSfx].nOffset - m_aSamples[BankStartOffset[nBank]].nOffset;
}
else
{
if ( !IsPedCommentLoaded(nSfx) )
return false;
int32 slot = _GetPedCommentSlot(nSfx);
addr = (nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] + PED_BLOCKSIZE * slot);
}
if ( GetChannelUsedFlag(nChannel) )
{
TRACE("Stopping channel %d - really!!!", nChannel);
StopChannel(nChannel);
}
aChannel[nChannel].Reset();
if ( aChannel[nChannel].HasSource() )
{
aChannel[nChannel].SetSampleData ((void*)addr, m_aSamples[nSfx].nSize, m_aSamples[nSfx].nFrequency);
aChannel[nChannel].SetLoopPoints (0, -1);
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.GetNextTrack() != STREAMED_SOUND_NEWS_INTRO
&& MusicManager.GetNextTrack() != 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.GetNextTrack() != STREAMED_SOUND_NEWS_INTRO
&& MusicManager.GetNextTrack() != 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[MAX_PATH];
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], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
ASSERT(stream != NULL);
aStream[nStream] = stream;
if ( !stream->Setup() )
{
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->IsOpened() )
{
stream->Start();
}
}
}
bool
cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
{
int i = 0;
uint32 position = nPos;
char filename[MAX_PATH];
if ( nFile >= TOTAL_STREAMED_SOUNDS )
return false;
if ( aStream[nStream] )
{
delete aStream[nStream];
aStream[nStream] = NULL;
}
if ( nFile == STREAMED_SOUND_RADIO_MP3_PLAYER )
{
do
{
// Switched to MP3 player just now
if ( !_bIsMp3Active && i == 0 )
{
if ( nPos > nStreamLength[STREAMED_SOUND_RADIO_MP3_PLAYER] )
position = 0;
tMP3Entry *e = _pMP3List;
// Try to continue from previous song, if already started
if(!_GetMP3PosFromStreamPos(&position, &e) && !e) {
nFile = 0;
strcpy(filename, StreamedNameTable[nFile]);
CStream* stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
aStream[nStream] = stream;
if (stream->Setup()) {
if (position != 0)
stream->SetPosMS(position);
stream->Start();
return true;
} else {
delete stream;
aStream[nStream] = NULL;
}
return false;
} else {
if ( e->pLinkPath != NULL )
aStream[nStream] = new CStream(e->pLinkPath, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
else {
strcpy(filename, _mp3DirectoryPath);
strcat(filename, e->aFilename);
aStream[nStream] = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream]);
}
if (aStream[nStream]->Setup()) {
if (position != 0)
aStream[nStream]->SetPosMS(position);
aStream[nStream]->Start();
_bIsMp3Active = true;
return true;
} else {
delete aStream[nStream];
aStream[nStream] = NULL;
}
// fall through, start playing from another song
}
} else {
if(++_CurMP3Index >= nNumMP3s) _CurMP3Index = 0;
_CurMP3Pos = 0;
tMP3Entry *mp3 = _GetMP3EntryByIndex(_CurMP3Index);
if ( !mp3 )
{
mp3 = _pMP3List;
if ( !_pMP3List )
{
nFile = 0;
_bIsMp3Active = 0;
strcpy(filename, StreamedNameTable[nFile]);
CStream* stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
aStream[nStream] = stream;
if (stream->Setup()) {
if (position != 0)
stream->SetPosMS(position);
stream->Start();
return true;
} else {
delete stream;
aStream[nStream] = NULL;
}
return false;
}
}
if(mp3->pLinkPath != NULL)
aStream[nStream] = new CStream(mp3->pLinkPath, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
else {
strcpy(filename, _mp3DirectoryPath);
strcat(filename, mp3->aFilename);
aStream[nStream] = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream]);
}
if (aStream[nStream]->Setup()) {
aStream[nStream]->Start();
#ifdef FIX_BUGS
_bIsMp3Active = true;
#endif
return true;
} else {
delete aStream[nStream];
aStream[nStream] = NULL;
}
}
_bIsMp3Active = 0;
}
while ( ++i < nNumMP3s );
position = 0;
nFile = 0;
}
strcpy(filename, StreamedNameTable[nFile]);
CStream *stream = new CStream(filename, ALStreamSources[nStream], ALStreamBuffers[nStream], IsThisTrackAt16KHz(nFile) ? 16000 : 32000);
aStream[nStream] = stream;
if ( stream->Setup() ) {
if (position != 0)
stream->SetPosMS(position);
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;
if ( nStream == 0 )
_bIsMp3Active = false;
}
}
int32
cSampleManager::GetStreamedFilePosition(uint8 nStream)
{
ASSERT( nStream < MAX_STREAMS );
CStream *stream = aStream[nStream];
if ( stream )
{
if ( _bIsMp3Active )
{
tMP3Entry *mp3 = _GetMP3EntryByIndex(_CurMP3Index);
if ( mp3 != NULL )
{
return stream->GetPosMS() + mp3->nTrackStreamPos;
}
else
return 0;
}
else
{
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();
}
int refCount = CChannel::channelsThatNeedService;
for ( int32 i = 0; refCount && i < MAXCHANNELS+MAX2DCHANNELS; i++ )
{
if ( aChannel[i].Update() )
refCount--;
}
}
bool
cSampleManager::InitialiseSampleBanks(void)
{
int32 nBank = SFX_BANK_0;
fpSampleDescHandle = fcaseopen(SampleBankDescFilename, "rb");
if ( fpSampleDescHandle == NULL )
return false;
#ifndef OPUS_SFX
fpSampleDataHandle = fcaseopen(SampleBankDataFilename, "rb");
if ( fpSampleDataHandle == NULL )
{
fclose(fpSampleDescHandle);
fpSampleDescHandle = NULL;
return false;
}
fseek(fpSampleDataHandle, 0, SEEK_END);
int32 _nSampleDataEndOffset = ftell(fpSampleDataHandle);
rewind(fpSampleDataHandle);
#else
int e;
fpSampleDataHandle = op_open_file(SampleBankDataFilename, &e);
#endif
fread(m_aSamples, sizeof(tSample), TOTAL_AUDIO_SAMPLES, fpSampleDescHandle);
#ifdef OPUS_SFX
int32 _nSampleDataEndOffset = m_aSamples[TOTAL_AUDIO_SAMPLES - 1].nOffset + m_aSamples[TOTAL_AUDIO_SAMPLES - 1].nSize;
#endif
fclose(fpSampleDescHandle);
fpSampleDescHandle = NULL;
for ( int32 i = 0; i < TOTAL_AUDIO_SAMPLES; i++ )
{
#ifdef FIX_BUGS
if (nBank >= MAX_SFX_BANKS) break;
#endif
if ( BankStartOffset[nBank] == BankStartOffset[SFX_BANK_0] + i )
{
nSampleBankDiscStartOffset[nBank] = m_aSamples[i].nOffset;
nBank++;
}
}
nSampleBankSize[SFX_BANK_0] = nSampleBankDiscStartOffset[SFX_BANK_PED_COMMENTS] - nSampleBankDiscStartOffset[SFX_BANK_0];
nSampleBankSize[SFX_BANK_PED_COMMENTS] = _nSampleDataEndOffset - nSampleBankDiscStartOffset[SFX_BANK_PED_COMMENTS];
return true;
}
#endif