cMusicManager

src/audio/MusicManager.cpp

@@ -1,5 +1,8 @@
 #include "common.h"
+#include <time.h>
 #include "MusicManager.h"
+#include "AudioManager.h"
+#include "ControllerConfig.h"
 #include "Camera.h"
 #include "Font.h"
 #include "Hud.h"
@@ -15,35 +18,51 @@ cMusicManager &MusicManager = *(cMusicManager *)0x8F3964;
 int32 &gNumRetunePresses = *(int32 *)0x650B80;
 wchar *pCurrentStation = (wchar *)0x650B9C;
 uint8 &cDisplay = *(uint8 *)0x650BA1;
+int32 &gRetuneCounter = *(int32*)0x650B84;
+bool& bHasStarted = *(bool*)0x650B7C;
+
+cMusicManager::cMusicManager()
+{
+	m_bIsInitialised = false;
+	m_bDisabled = false;
+	m_nMusicMode = MUSICMODE_DISABLED;
+	m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+	m_nPreviousStreamedSound = NO_STREAMED_SOUND;
+	m_bFrontendTrackFinished = false;
+	m_bPlayInFrontend = false;
+	m_bSetNextStation = false;
+	m_nAnnouncement = NO_STREAMED_SOUND;
+	m_bPreviousPlayerInCar = false;
+	m_bPlayerInCar = false;
+	m_bAnnouncementInProgress = false;
+	m_bDontServiceAmbienceTrack = false;
+	bHasStarted = false;
+}
 
 bool
 cMusicManager::PlayerInCar()
 {
 	if(!FindPlayerVehicle())
 		return false;
-	else {
-		int32 State = CWorld::Players[CWorld::PlayerInFocus].m_pPed->m_nPedState;
 
-		if(State == PED_DRAG_FROM_CAR || State == PED_EXIT_CAR || State == PED_ARRESTED)
-			return false;
+	int32 State = FindPlayerPed()->m_nPedState;
 
-		switch(FindPlayerVehicle()->m_modelIndex) {
-		case MI_FIRETRUCK:
-		case MI_AMBULAN:
-		case MI_MRWHOOP:
-		case MI_PREDATOR:
-		case MI_TRAIN:
-		case MI_SPEEDER:
-		case MI_REEFER:
-		case MI_GHOST: return false;
-		default: return true;
-		}
+	if(State == PED_DRAG_FROM_CAR || State == PED_EXIT_CAR || State == PED_ARRESTED)
+		return false;
+
+	switch(FindPlayerVehicle()->m_modelIndex) {
+	case MI_FIRETRUCK:
+	case MI_AMBULAN:
+	case MI_MRWHOOP:
+	case MI_PREDATOR:
+	case MI_TRAIN:
+	case MI_SPEEDER:
+	case MI_REEFER:
+	case MI_GHOST: return false;
+	default: return true;
 	}
 }
 
-#if 0
-WRAPPER void cMusicManager::DisplayRadioStationName(void) { EAXJMP(0x57E6D0); }
-#else
 void
 cMusicManager::DisplayRadioStationName()
 {
@@ -51,13 +70,13 @@ cMusicManager::DisplayRadioStationName()
 	int8 gStreamedSound;
 	int8 gRetuneCounter;
 
-	if(!CTimer::GetIsPaused() && !TheCamera.m_WideScreenOn && cMusicManager::PlayerInCar() &&
+	if(!CTimer::GetIsPaused() && !TheCamera.m_WideScreenOn && PlayerInCar() &&
 	   !CReplay::IsPlayingBack()) {
-		if(MusicManager.m_bPlayerInCar && !MusicManager.m_bPreviousPlayerInCar)
+		if(m_bPlayerInCar && !m_bPreviousPlayerInCar)
 			pCurrentStation = nil;
 
 		if(SampleManager.IsMP3RadioChannelAvailable()) {
-			gStreamedSound = MusicManager.m_nCurrentStreamedSound;
+			gStreamedSound = m_nCurrentStreamedSound;
 
 			if(gStreamedSound == STREAMED_SOUND_CITY_AMBIENT ||
 			   gStreamedSound == STREAMED_SOUND_WATER_AMBIENT) {
@@ -74,15 +93,15 @@ cMusicManager::DisplayRadioStationName()
 			if(pRetune == POLICE_RADIO) {
 				pRetune = RADIO_OFF;
 			} else if(pRetune > POLICE_RADIO) {
-				pRetune = pRetune - 11;
+				pRetune = pRetune - RADIO_OFF;
 			}
 		} else {
-			gStreamedSound = MusicManager.m_nCurrentStreamedSound;
+			gStreamedSound = m_nCurrentStreamedSound;
 			pRetune = gNumRetunePresses + gStreamedSound;
 
 			if(pRetune >= USERTRACK) {
 				gRetuneCounter = gNumRetunePresses;
-				pRetune = MusicManager.m_nCurrentStreamedSound;
+				pRetune = m_nCurrentStreamedSound;
 
 				if(gStreamedSound == STREAMED_SOUND_WATER_AMBIENT)
 					pRetune = RADIO_OFF;
@@ -119,13 +138,13 @@ cMusicManager::DisplayRadioStationName()
 		if(pRetune > CHATTERBOX && !SampleManager.IsMP3RadioChannelAvailable()) { return; }
 
 		if(string && pCurrentStation != string ||
-		   MusicManager.m_nCurrentStreamedSound == STREAMED_SOUND_RADIO_MP3_PLAYER &&
-		       MusicManager.m_nPreviousStreamedSound != STREAMED_SOUND_RADIO_MP3_PLAYER) {
+		   m_nCurrentStreamedSound == STREAMED_SOUND_RADIO_MP3_PLAYER &&
+		       m_nPreviousStreamedSound != STREAMED_SOUND_RADIO_MP3_PLAYER) {
 			pCurrentStation = string;
 			cDisplay = 60;
 		} else {
-			if(!cDisplay) return;
-			--cDisplay;
+			if(cDisplay == 0) return;
+			cDisplay--;
 		}
 
 		CFont::SetJustifyOff();
@@ -147,97 +166,769 @@ cMusicManager::DisplayRadioStationName()
 		CFont::DrawFonts();
 	}
 }
-#endif
 
-WRAPPER
-void
+bool
 cMusicManager::Initialise()
 {
-	EAXJMP(0x57CF70);
+	int pos;
+
+	if (!IsInitialised()) {
+		time_t timevalue = time(0);
+		if (timevalue == -1) {
+			pos = AudioManager.GetRandomNumber(0);
+		} else {
+			tm *pTm = localtime(&timevalue);
+			if (pTm->tm_sec == 0)
+				pTm->tm_sec = AudioManager.GetRandomNumber(0);
+			if (pTm->tm_min == 0)
+				pTm->tm_min = AudioManager.GetRandomNumber(1);
+			if (pTm->tm_hour == 0)
+				pTm->tm_hour = AudioManager.GetRandomNumber(2);
+			if (pTm->tm_mday == 0)
+				pTm->tm_mday = AudioManager.GetRandomNumber(3);
+			if (pTm->tm_mon == 0)
+				pTm->tm_mon = AudioManager.GetRandomNumber(4);
+			if (pTm->tm_year == 0)
+				pTm->tm_year = AudioManager.GetRandomNumber(3);
+			if (pTm->tm_wday == 0)
+				pTm->tm_wday = AudioManager.GetRandomNumber(2);
+			pos = pTm->tm_yday
+				* pTm->tm_wday
+				* pTm->tm_year
+				* pTm->tm_mon
+				* pTm->tm_mday
+				* pTm->tm_hour * pTm->tm_hour
+				* pTm->tm_min * pTm->tm_min
+				* pTm->tm_sec * pTm->tm_sec * pTm->tm_sec * pTm->tm_sec;
+		}
+
+		for (int i = 0; i < TOTAL_STREAMED_SOUNDS; i++) {
+			m_aTracks[i].m_nLength = SampleManager.GetStreamedFileLength(i);
+			m_aTracks[i].m_nPosition = pos * AudioManager.GetRandomNumber(i % 5) % m_aTracks[i].m_nLength;
+			m_aTracks[i].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+		}
+
+		m_bResetTimers = false;
+		m_nResetTime = 0;
+		m_nTimer = m_nLastTrackServiceTime = CTimer::GetTimeInMillisecondsPauseMode();
+		m_bDoTrackService = false;
+		m_bIgnoreTimeDelay = false;
+		m_bRadioSetByScript = false;
+		m_nRadioStation = HEAD_RADIO;
+		m_nRadioPosition = -1;
+		m_nRadioInCar = NO_STREAMED_SOUND;
+		gNumRetunePresses = 0;
+		gRetuneCounter = 0;
+		m_bIsInitialised = true;
+	}
+	return m_bIsInitialised;
 }
 
-WRAPPER
 void
 cMusicManager::Terminate()
 {
-	EAXJMP(0x57D140);
+	if (!IsInitialised()) return;
+
+	if (SampleManager.IsStreamPlaying(0)) {
+		SampleManager.StopStreamedFile(0);
+		m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+		m_nPreviousStreamedSound = NO_STREAMED_SOUND;
+	}
+	m_bIsInitialised = false;
 }
 
-WRAPPER
 void
-cMusicManager::ChangeMusicMode(int32 mode)
+cMusicManager::ChangeMusicMode(uint8 mode)
 {
-	EAXJMP(0x57D310);
+	if (!IsInitialised()) return;
+
+	uint8 mode2;
+	switch (mode)
+	{
+	case MUSICMODE_FRONTEND: mode2 = MUSICMODE_FRONTEND; break;
+	case MUSICMODE_GAME: mode2 = MUSICMODE_GAME; break;
+	case MUSICMODE_CUTSCENE: mode2 = MUSICMODE_CUTSCENE; break;
+	case MUSICMODE_DISABLE: mode2 = MUSICMODE_DISABLED; break;
+	default: return;
+	}
+
+	if (mode2 != m_nMusicMode || mode == MUSICMODE_FRONTEND && mode2 == MUSICMODE_FRONTEND) {
+		switch (mode)
+		{
+		case MUSICMODE_FRONTEND:
+		case MUSICMODE_GAME:
+		case MUSICMODE_CUTSCENE:
+		case MUSICMODE_DISABLED:
+			if (SampleManager.IsStreamPlaying(0)) {
+				if (m_nCurrentStreamedSound < TOTAL_STREAMED_SOUNDS) {
+					m_aTracks[m_nCurrentStreamedSound].m_nPosition = SampleManager.GetStreamedFilePosition(0);
+					m_aTracks[m_nCurrentStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+				}
+				SampleManager.StopStreamedFile(0);
+			}
+			m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+			m_nPreviousStreamedSound = NO_STREAMED_SOUND;
+			m_bFrontendTrackFinished = false;
+			m_bPlayInFrontend = false;
+			m_bSetNextStation = false;
+			m_bPreviousPlayerInCar = false;
+			m_bPlayerInCar = false;
+			m_bAnnouncementInProgress = false;
+			m_nTimer = m_nLastTrackServiceTime = CTimer::GetTimeInMillisecondsPauseMode();
+			m_bDoTrackService = false;
+			m_bIgnoreTimeDelay = true;
+			m_bDontServiceAmbienceTrack = false;
+			m_nMusicMode = mode2;
+			break;
+		default: return;
+		}
+	}
 }
 
-WRAPPER
-void
-cMusicManager::StopFrontEndTrack()
-{
-	EAXJMP(0x57E3D0);
-}
-
-WRAPPER void
-cMusicManager::PlayAnnouncement(uint8)
-{
-	EAXJMP(0x57E430);
-}
-
-WRAPPER void
-cMusicManager::PlayFrontEndTrack(uint8, uint8)
-{
-	EAXJMP(0x57E2E0);
-}
-
-WRAPPER void
-cMusicManager::PreloadCutSceneMusic(uint8)
-{
-	EAXJMP(0x57E210);
-}
-
-WRAPPER void
-cMusicManager::PlayPreloadedCutSceneMusic(void)
-{
-	EAXJMP(0x57E290);
-}
-
-WRAPPER void
-cMusicManager::StopCutSceneMusic(void)
-{
-	EAXJMP(0x57E2B0);
-}
-
-WRAPPER int32
+uint8
 cMusicManager::GetRadioInCar(void)
 {
-	EAXJMP(0x57D1D0);
+	if (!m_bIsInitialised) return HEAD_RADIO;
+	if (PlayerInCar()) {
+		CVehicle *veh = FindPlayerVehicle();
+		if (veh != nil){
+			if (UsesPoliceRadio(veh)) {
+				if (m_nRadioInCar == NO_STREAMED_SOUND || CReplay::IsPlayingBack() && AudioManager.m_bUserPause)
+					return POLICE_RADIO;
+				return m_nRadioInCar;
+			} else return veh->m_nRadioStation;
+		}
+	}
+
+	if (m_nRadioInCar == NO_STREAMED_SOUND || CReplay::IsPlayingBack() && AudioManager.m_bUserPause)
+		return RADIO_OFF;
+	return m_nRadioInCar;
 }
 
-WRAPPER void
-cMusicManager::SetRadioInCar(uint32)
+void
+cMusicManager::SetRadioInCar(uint32 station)
 {
-	EAXJMP(0x57D2C0);
+	if (m_bIsInitialised) {
+		if (!PlayerInCar()) {
+			m_nRadioInCar = station;
+			return;
+		}
+		CVehicle *veh = FindPlayerVehicle();
+		if (veh == nil) return;
+		if (UsesPoliceRadio(veh))
+			m_nRadioInCar = station;
+		else
+			veh->m_nRadioStation = station;
+	}
 }
 
-WRAPPER void
-cMusicManager::SetRadioChannelByScript(uint8, int32)
+void
+cMusicManager::SetRadioChannelByScript(uint8 station, int32 pos)
 {
-	EAXJMP(0x57D180);
+	if (m_bIsInitialised && station < RADIO_OFF) {
+		m_bRadioSetByScript = true;
+		m_nRadioStation = station;
+		m_nRadioPosition = pos == -1 ? -1 : pos % m_aTracks[station].m_nLength;
+	}
 }
 
-WRAPPER
+
 void
 cMusicManager::ResetMusicAfterReload()
 {
-	EAXJMP(0x57CF30);
+	m_bRadioSetByScript = false;
+	m_nRadioStation = 0;
+	m_nRadioPosition = -1;
+	m_nAnnouncement = NO_STREAMED_SOUND;
+	m_bAnnouncementInProgress = false;
+	m_bSetNextStation = false;
+	gRetuneCounter = 0;
+	gNumRetunePresses = 0;
 }
 
-WRAPPER
-void cMusicManager::ResetTimers(int32) { EAXJMP(0x57D420); }
 
-WRAPPER
+void
+cMusicManager::ResetTimers(int32 time)
+{
+	m_bResetTimers = true;
+	m_nResetTime = time;
+}
+
 void
 cMusicManager::Service()
 {
-	EAXJMP(0x57D440);
+	if (m_bResetTimers) {
+		m_bResetTimers = false;
+		m_nLastTrackServiceTime = m_nResetTime;
+	}
+
+	if (!m_bIsInitialised || m_bDisabled) return;
+
+	if (m_nMusicMode == MUSICMODE_CUTSCENE) {
+		SampleManager.SetStreamedVolumeAndPan(AudioManager.maxVolume, 63, 1, 0);
+		return;
+	}
+
+	m_nTimer = CTimer::GetTimeInMillisecondsPauseMode();
+	if (m_nTimer > (m_nLastTrackServiceTime + 2000) || m_bIgnoreTimeDelay) {
+		m_bIgnoreTimeDelay = false;
+		m_bDoTrackService = true;
+		m_nLastTrackServiceTime = m_nTimer;
+	} else m_bDoTrackService = false;
+
+	if (m_nCurrentStreamedSound == NO_STREAMED_SOUND && SampleManager.IsStreamPlaying(0))
+		SampleManager.StopStreamedFile(0);
+	else switch (m_nMusicMode) {
+		case MUSICMODE_FRONTEND: ServiceFrontEndMode(); break;
+		case MUSICMODE_GAME: ServiceGameMode(); break;
+		}
 }
+
+void
+cMusicManager::ServiceFrontEndMode()
+{
+	if (m_nCurrentStreamedSound < TOTAL_STREAMED_SOUNDS) {
+		if (m_bFrontendTrackFinished) {
+			if (!SampleManager.IsStreamPlaying(0)) {
+				switch (m_nCurrentStreamedSound)
+				{
+				case STREAMED_SOUND_MISSION_COMPLETED:
+					if (!AudioManager.m_bUserPause)
+						ChangeMusicMode(MUSICMODE_GAME);
+					break;
+				case STREAMED_SOUND_GAME_COMPLETED:
+					ChangeMusicMode(MUSICMODE_GAME);
+					break;
+				default:
+					break;
+				}
+				m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+				m_nPreviousStreamedSound = NO_STREAMED_SOUND;
+			}
+		} else if (bHasStarted) {
+			if (!SampleManager.IsStreamPlaying(0))
+				SampleManager.StartStreamedFile(m_nCurrentStreamedSound, 0, 0);
+		} else {
+			SampleManager.SetStreamedVolumeAndPan(0, 63, 0, 0);
+			if (!SampleManager.StartStreamedFile(m_nCurrentStreamedSound, m_nCurrentStreamedSound < STREAMED_SOUND_RADIO_POLICE ? GetTrackStartPos(m_nCurrentStreamedSound) : 0, 0))
+				return;
+			SampleManager.SetStreamedVolumeAndPan(100, 63, 0, 0);
+			if (m_bPlayInFrontend) bHasStarted = true;
+			else m_bFrontendTrackFinished = true;
+		}
+	}
+	if (SampleManager.IsStreamPlaying(0))
+		SampleManager.SetStreamedVolumeAndPan((CPad::GetPad(0)->bDisplayNoControllerMessage || CPad::GetPad(0)->bObsoleteControllerMessage) ? 0 : 100, 63, 0, 0);
+}
+
+void
+cMusicManager::ServiceGameMode()
+{
+	bool bRadioOff = false;
+	static int8 nFramesSinceCutsceneEnded = -1;
+
+	m_bPreviousPlayerInCar = m_bPlayerInCar;
+	m_bPlayerInCar = PlayerInCar();
+	m_nPreviousStreamedSound = m_nCurrentStreamedSound;
+	if (m_bPlayerInCar) {
+		if (FindPlayerPed() != nil
+			&& !FindPlayerPed()->DyingOrDead()
+			&& CPad::GetPad(0)->ChangeStationJustDown()
+			&& !CReplay::IsPlayingBack()
+			&& FindPlayerVehicle() != nil
+			&& !UsesPoliceRadio(FindPlayerVehicle())) {
+				gRetuneCounter = 30;
+				gNumRetunePresses++;
+				AudioManager.PlayOneShot(AudioManager.m_nFrontEndEntity, SOUND_FRONTEND_RADIO_CHANGE, 1.0f);
+				if (SampleManager.IsMP3RadioChannelAvailable()) {
+					if (gNumRetunePresses > RADIO_OFF)
+						gNumRetunePresses -= RADIO_OFF;
+				}
+		}
+	} else {
+		nFramesSinceCutsceneEnded = -1;
+	}
+
+	if (AudioManager.m_bPreviousUserPause)
+		m_bPreviousPlayerInCar = false;
+	if (!m_bPlayerInCar) {
+		if (m_bPreviousPlayerInCar) {
+			if (m_nCurrentStreamedSound != STREAMED_SOUND_RADIO_POLICE)
+				m_nRadioInCar = m_nCurrentStreamedSound;
+		}
+		ServiceAmbience();
+		return;
+	}
+
+	if (m_bPreviousPlayerInCar) {
+		if (m_nAnnouncement < TOTAL_STREAMED_SOUNDS
+			&& (m_nCurrentStreamedSound < STREAMED_SOUND_CITY_AMBIENT || m_bAnnouncementInProgress)
+			&& ServiceAnnouncement())
+		{
+			if (m_bAnnouncementInProgress) {
+				m_bSetNextStation = false;
+				return;
+			}
+			m_nPreviousStreamedSound = m_nCurrentStreamedSound;
+			m_nCurrentStreamedSound = GetCarTuning();
+		}
+		if (SampleManager.IsMP3RadioChannelAvailable()
+			&& m_nCurrentStreamedSound != STREAMED_SOUND_RADIO_MP3_PLAYER
+			&& ControlsManager.GetIsKeyboardKeyJustDown(rsF9))
+		{
+			m_nPreviousStreamedSound = m_nCurrentStreamedSound;
+			m_nCurrentStreamedSound = STREAMED_SOUND_RADIO_MP3_PLAYER;
+			if (FindPlayerVehicle() != nil)
+				FindPlayerVehicle()->m_nRadioStation = STREAMED_SOUND_RADIO_MP3_PLAYER;
+			AudioManager.PlayOneShot(AudioManager.m_nFrontEndEntity, SOUND_FRONTEND_RADIO_CHANGE, 1.0f);
+			gRetuneCounter = 0;
+			gNumRetunePresses = 0;
+			m_bSetNextStation = false;
+		}
+		if (gNumRetunePresses) {
+			if (gRetuneCounter != 0) gRetuneCounter--;
+			else m_bSetNextStation = true;
+		}
+		if (gRetuneCounter)
+			AudioManager.DoPoliceRadioCrackle();
+		if (m_bSetNextStation) {
+			m_bSetNextStation = false;
+			m_nPreviousStreamedSound = m_nCurrentStreamedSound;
+			m_nCurrentStreamedSound = GetNextCarTuning();
+			if (m_nCurrentStreamedSound == STREAMED_SOUND_CITY_AMBIENT || m_nCurrentStreamedSound == STREAMED_SOUND_WATER_AMBIENT)
+				bRadioOff = true;
+
+			if (m_nPreviousStreamedSound == STREAMED_SOUND_CITY_AMBIENT || m_nPreviousStreamedSound == STREAMED_SOUND_WATER_AMBIENT)
+				AudioManager.PlayOneShot(AudioManager.m_nFrontEndEntity, SOUND_FRONTEND_RADIO_CHANGE, 0.0f);
+		}
+		if (m_nCurrentStreamedSound < STREAMED_SOUND_CITY_AMBIENT) {
+			if (ChangeRadioChannel()) {
+				ServiceTrack();
+			} else {
+				m_bPlayerInCar = false;
+				if (FindPlayerVehicle())
+					FindPlayerVehicle()->m_nRadioStation = m_nCurrentStreamedSound;
+				m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+			}
+			if (CTimer::GetIsSlowMotionActive()) {
+				if (TheCamera.pTargetEntity != nil) {
+					float dist = (TheCamera.pTargetEntity->GetPosition() - TheCamera.GetPosition()).MagnitudeSqr();
+					if (dist >= 3025.0f) {
+						SampleManager.SetStreamedVolumeAndPan(0, 63, 0, 0);
+					} else if (dist >= 100.0f) {
+						int8 volume = ((45.0f - (Sqrt(dist) - 10.0f)) / 45.0f * 100.0f);
+						int8 pan;
+						if (AudioManager.IsMissionAudioPlaying())
+							volume /= 4;
+						if (volume != 0) {
+							CVector trVec;
+							AudioManager.TranslateEntity(&TheCamera.pTargetEntity->GetPosition(), &trVec);
+							pan = AudioManager.ComputePan(55.0f, &trVec);
+						} else {
+							pan = 0;
+						}
+						if (gRetuneCounter)
+							volume /= 4;
+						SampleManager.SetStreamedVolumeAndPan(volume, pan, 0, 0);
+					} else if (AudioManager.IsMissionAudioPlaying()) {
+						SampleManager.SetStreamedVolumeAndPan(25, 63, 0, 0);
+					} else if (gRetuneCounter) {
+						SampleManager.SetStreamedVolumeAndPan(25, 63, 0, 0);
+					} else {
+						SampleManager.SetStreamedVolumeAndPan(100, 63, 0, 0);
+					}
+				}
+			} else if (AudioManager.IsMissionAudioPlaying()) {
+				SampleManager.SetStreamedVolumeAndPan(25, 63, 0, 0);
+				nFramesSinceCutsceneEnded = 0;
+			} else {
+				int8 volume;
+				if (nFramesSinceCutsceneEnded == -1) {
+					volume = 100;
+				} else if (nFramesSinceCutsceneEnded >= 20) {
+					if (nFramesSinceCutsceneEnded >= 40) {
+						nFramesSinceCutsceneEnded = -1;
+						volume = 100;
+					} else {
+						volume = 3 * (nFramesSinceCutsceneEnded - 20) + 25;
+						nFramesSinceCutsceneEnded++;
+					}
+				} else {
+					nFramesSinceCutsceneEnded++;
+					volume = 25;
+				}
+				if (gRetuneCounter) volume /= 4;
+				SampleManager.SetStreamedVolumeAndPan(volume, 63, 0, 0);
+			}
+			return;
+		}
+		if (bRadioOff) {
+			m_nCurrentStreamedSound = m_nPreviousStreamedSound;
+			if (FindPlayerVehicle() != nil)
+				FindPlayerVehicle()->m_nRadioStation = RADIO_OFF;
+			AudioManager.PlayOneShot(AudioManager.m_nFrontEndEntity, SOUND_FRONTEND_NO_RADIO, 0.0f);
+		}
+		ServiceAmbience();
+		return;
+	}
+	if (m_bRadioSetByScript) {
+		if (UsesPoliceRadio(FindPlayerVehicle())) {
+			m_nCurrentStreamedSound = STREAMED_SOUND_RADIO_POLICE;
+		} else {
+			m_nCurrentStreamedSound = m_nRadioStation;
+			if (FindPlayerVehicle()->m_nRadioStation == m_nCurrentStreamedSound) {
+				m_nPreviousStreamedSound = NO_STREAMED_SOUND;
+				SampleManager.SetStreamedVolumeAndPan(0, 63, 0, 0);
+				SampleManager.StopStreamedFile(0);
+			}
+			if (m_nRadioPosition != -1) {
+				m_aTracks[m_nCurrentStreamedSound].m_nPosition = m_nRadioPosition;
+				m_aTracks[m_nCurrentStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+			}
+		}
+	} else {
+		m_nCurrentStreamedSound = GetCarTuning();
+	}
+	if (m_nCurrentStreamedSound >= RADIO_OFF) {
+		ServiceAmbience();
+		return;
+	}
+	if (ChangeRadioChannel()) {
+		if (m_bRadioSetByScript) {
+			m_bRadioSetByScript = false;
+			FindPlayerVehicle()->m_nRadioStation = m_nCurrentStreamedSound;
+		}
+	} else {
+		m_bPlayerInCar = false;
+		m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+	}
+}
+
+void
+cMusicManager::StopFrontEndTrack()
+{
+	if (IsInitialised() && !m_bDisabled && m_nMusicMode == MUSICMODE_FRONTEND && m_nCurrentStreamedSound != NO_STREAMED_SOUND) {
+		m_aTracks[m_nCurrentStreamedSound].m_nPosition = SampleManager.GetStreamedFilePosition(0);
+		m_aTracks[m_nCurrentStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+		SampleManager.StopStreamedFile(0);
+		m_nPreviousStreamedSound = NO_STREAMED_SOUND;
+		m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+	}
+}
+
+void
+cMusicManager::PlayAnnouncement(uint8 announcement)
+{
+	if (IsInitialised() && !m_bDisabled && !m_bAnnouncementInProgress)
+		m_nAnnouncement = announcement;
+}
+
+void
+cMusicManager::PlayFrontEndTrack(uint8 track, uint8 bPlayInFrontend)
+{
+	if (IsInitialised() && !m_bDisabled && track < TOTAL_STREAMED_SOUNDS) {
+		if (m_nMusicMode == MUSICMODE_GAME) {
+			if (m_nCurrentStreamedSound != NO_STREAMED_SOUND) {
+				if (m_bAnnouncementInProgress) {
+					m_nAnnouncement = NO_STREAMED_SOUND;
+					m_bAnnouncementInProgress = false;
+				}
+				m_aTracks[m_nCurrentStreamedSound].m_nPosition = SampleManager.GetStreamedFilePosition(0);
+				m_aTracks[m_nCurrentStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+			}
+			SampleManager.StopStreamedFile(0);
+		} else if (m_nMusicMode == MUSICMODE_FRONTEND) {
+			if (m_nCurrentStreamedSound != NO_STREAMED_SOUND) {
+				m_aTracks[m_nCurrentStreamedSound].m_nPosition = SampleManager.GetStreamedFilePosition(0);
+				m_aTracks[m_nCurrentStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+			}
+			SampleManager.StopStreamedFile(0);
+		}
+
+		m_nPreviousStreamedSound = m_nCurrentStreamedSound;
+		m_nCurrentStreamedSound = track;
+		m_bPlayInFrontend = !!bPlayInFrontend;
+		m_bFrontendTrackFinished = false;
+		m_bDoTrackService = true;
+		bHasStarted = false;
+		if (m_nCurrentStreamedSound < STREAMED_SOUND_RADIO_POLICE) {
+			gRetuneCounter = 0;
+			gNumRetunePresses = 0;
+		}
+	}
+}
+
+void
+cMusicManager::PreloadCutSceneMusic(uint8 track)
+{
+	if (IsInitialised() && !m_bDisabled && track < TOTAL_STREAMED_SOUNDS && m_nMusicMode == MUSICMODE_CUTSCENE) {
+		AudioManager.ResetPoliceRadio();
+		while (SampleManager.IsStreamPlaying(0))
+			SampleManager.StopStreamedFile(0);
+		SampleManager.PreloadStreamedFile(track, 0);
+		SampleManager.SetStreamedVolumeAndPan(AudioManager.maxVolume, 63, 1, 0);
+		m_nCurrentStreamedSound = track;
+	}
+}
+
+void
+cMusicManager::PlayPreloadedCutSceneMusic(void)
+{
+	if (IsInitialised() && !m_bDisabled && m_nMusicMode == MUSICMODE_CUTSCENE)
+		SampleManager.StartPreloadedStreamedFile(0);
+}
+
+void
+cMusicManager::StopCutSceneMusic(void)
+{
+	if (IsInitialised() && !m_bDisabled && m_nMusicMode == MUSICMODE_CUTSCENE) {
+		SampleManager.StopStreamedFile(0);
+		m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+	}
+}
+
+uint32
+cMusicManager::GetTrackStartPos(uint8 track)
+{
+	uint32 result;
+	uint32 timer = m_aTracks[track].m_nLastPosCheckTimer;
+	if (CTimer::GetTimeInMillisecondsPauseMode() <= timer) {
+		result = m_aTracks[track].m_nPosition;
+		m_aTracks[track].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+	} else 
+		result = min(CTimer::GetTimeInMillisecondsPauseMode() - timer, 90000) + m_aTracks[track].m_nPosition;
+
+	if (result > m_aTracks[track].m_nLength) result %= m_aTracks[track].m_nLength;
+	return result;
+}
+
+
+bool
+cMusicManager::UsesPoliceRadio(CVehicle *veh)
+{
+	switch (veh->GetModelIndex())
+	{
+	case MI_FBICAR:
+	case MI_POLICE:
+	case MI_ENFORCER:
+	case MI_PREDATOR:
+	case MI_RHINO:
+	case MI_BARRACKS:
+		return true;
+	}
+	return false;
+}
+
+void
+cMusicManager::ServiceAmbience()
+{
+	uint8 volume;
+
+	if (m_bAnnouncementInProgress) {
+		m_nAnnouncement = NO_STREAMED_SOUND;
+		m_bAnnouncementInProgress = false;
+	}
+	if (m_nCurrentStreamedSound < STREAMED_SOUND_CITY_AMBIENT) {
+		if (SampleManager.IsStreamPlaying(0)) {
+			m_aTracks[m_nCurrentStreamedSound].m_nPosition = SampleManager.GetStreamedFilePosition(0);
+			m_aTracks[m_nCurrentStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+			SampleManager.StopStreamedFile(0);
+			m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+			return;
+		}
+		m_nCurrentStreamedSound = STREAMED_SOUND_CITY_AMBIENT;
+	}
+	if (CWorld::Players[CWorld::PlayerInFocus].m_WBState != WBSTATE_PLAYING && !SampleManager.IsStreamPlaying(0)) {
+		m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+		return;
+	}
+
+	m_nPreviousStreamedSound = m_nCurrentStreamedSound;
+	m_nCurrentStreamedSound = TheCamera.DistanceToWater <= 45.0f ? STREAMED_SOUND_WATER_AMBIENT : STREAMED_SOUND_CITY_AMBIENT;
+
+	if (m_nCurrentStreamedSound == m_nPreviousStreamedSound) {
+		ComputeAmbienceVol(false, volume);
+		SampleManager.SetStreamedVolumeAndPan(volume, 63, 1, 0);
+		if (m_bDontServiceAmbienceTrack) {
+			if (SampleManager.IsStreamPlaying(0))
+				m_bDontServiceAmbienceTrack = false;
+		} else ServiceTrack();
+	} else {
+		if (m_nPreviousStreamedSound < TOTAL_STREAMED_SOUNDS) {
+			m_aTracks[m_nPreviousStreamedSound].m_nPosition = SampleManager.GetStreamedFilePosition(0);
+			m_aTracks[m_nPreviousStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+			SampleManager.StopStreamedFile(0);
+		}
+		uint32 pos = GetTrackStartPos(m_nCurrentStreamedSound);
+		SampleManager.SetStreamedVolumeAndPan(0, 63, 1, 0);
+		if (SampleManager.StartStreamedFile(m_nCurrentStreamedSound, pos, 0)) {
+			ComputeAmbienceVol(true, volume);
+			SampleManager.SetStreamedVolumeAndPan(volume, 63, 1, 0);
+			m_bDontServiceAmbienceTrack = true;
+		} else
+			m_nCurrentStreamedSound = NO_STREAMED_SOUND;
+	}
+}
+
+void
+cMusicManager::ComputeAmbienceVol(uint8 reset, uint8 &outVolume)
+{
+	static float fVol = 0.0f;
+
+	if (reset)
+		fVol = 0.0f;
+	else if (fVol < 60.0f)
+		fVol += 1.0f;
+
+	if (TheCamera.DistanceToWater > 70.0f)
+		outVolume = fVol;
+	else if (TheCamera.DistanceToWater > 45.0f)
+		outVolume = (TheCamera.DistanceToWater - 45.0f) / 25.0f * fVol;
+	else if (TheCamera.DistanceToWater > 20.0f)
+		outVolume = (45.0f - TheCamera.DistanceToWater) / 25.0f * fVol;
+	else
+		outVolume = fVol;
+}
+
+void
+cMusicManager::ServiceTrack()
+{
+	if (m_bDoTrackService) {
+		if (!SampleManager.IsStreamPlaying(0))
+			SampleManager.StartStreamedFile(m_nCurrentStreamedSound, 0, 0);
+	}
+}
+
+bool
+cMusicManager::ServiceAnnouncement()
+{
+	static int8 cCheck = 0;
+	if (m_bAnnouncementInProgress) {
+		if (!SampleManager.IsStreamPlaying(0)) {
+			m_nAnnouncement = NO_STREAMED_SOUND;
+			m_bAnnouncementInProgress = false;
+		}
+		return true;
+	}
+
+	if (++cCheck >= 30) {
+		cCheck = 0;
+		int pos = SampleManager.GetStreamedFilePosition(0);
+		if (SampleManager.IsStreamPlaying(0)) {
+			if (m_nCurrentStreamedSound != NO_STREAMED_SOUND) {
+				m_aTracks[m_nCurrentStreamedSound].m_nPosition = pos;
+				m_aTracks[m_nCurrentStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+				SampleManager.StopStreamedFile(0);
+			}
+		}
+
+		SampleManager.SetStreamedVolumeAndPan(0, 63, 0, 0);
+		if (SampleManager.StartStreamedFile(m_nAnnouncement, 0, 0)) {
+			SampleManager.SetStreamedVolumeAndPan(AudioManager.IsMissionAudioPlaying() ? 25 : 100, 63, 0, 0);
+			m_bAnnouncementInProgress = true;
+			m_nPreviousStreamedSound = m_nCurrentStreamedSound;
+			m_nCurrentStreamedSound = m_nAnnouncement;
+			return true;
+		}
+
+		if (cCheck != 0) cCheck--;
+		else cCheck = 30;
+		return false;
+	}
+
+	return false;
+}
+
+uint8
+cMusicManager::GetCarTuning()
+{
+	CVehicle *veh = FindPlayerVehicle();
+	if (veh == nil) return RADIO_OFF;
+	if (UsesPoliceRadio(veh)) return POLICE_RADIO;
+	if (veh->m_nRadioStation == USERTRACK && !SampleManager.IsMP3RadioChannelAvailable())
+		veh->m_nRadioStation = AudioManager.GetRandomNumber(2) % USERTRACK;
+	return veh->m_nRadioStation;
+}
+
+uint8
+cMusicManager::GetNextCarTuning()
+{
+	CVehicle *veh = FindPlayerVehicle();
+	if (veh == nil) return RADIO_OFF;
+	if (UsesPoliceRadio(veh)) return POLICE_RADIO;
+	if (gNumRetunePresses != 0) {
+		if (SampleManager.IsMP3RadioChannelAvailable()) {
+			if (veh->m_nRadioStation == RADIO_OFF)
+				veh->m_nRadioStation = POLICE_RADIO;
+			veh->m_nRadioStation += gNumRetunePresses;
+			if (veh->m_nRadioStation == POLICE_RADIO)
+				veh->m_nRadioStation = RADIO_OFF;
+			else if (veh->m_nRadioStation > POLICE_RADIO)
+				veh->m_nRadioStation -= RADIO_OFF;
+		} else if (gNumRetunePresses + veh->m_nRadioStation >= USERTRACK) {
+			while (gNumRetunePresses) {
+				if (veh->m_nRadioStation == RADIO_OFF)
+					veh->m_nRadioStation = HEAD_RADIO;
+				else if (veh->m_nRadioStation < USERTRACK)
+					++veh->m_nRadioStation;
+
+				if (veh->m_nRadioStation == USERTRACK)
+					veh->m_nRadioStation = RADIO_OFF;
+				--gNumRetunePresses;
+			}
+		} else
+			veh->m_nRadioStation += gNumRetunePresses;
+		gNumRetunePresses = 0;
+	}
+	return veh->m_nRadioStation;
+}
+
+bool
+cMusicManager::ChangeRadioChannel()
+{
+	if (m_nCurrentStreamedSound != m_nPreviousStreamedSound) {
+		if (m_nPreviousStreamedSound < TOTAL_STREAMED_SOUNDS) {
+			m_aTracks[m_nPreviousStreamedSound].m_nPosition = SampleManager.GetStreamedFilePosition(0);
+			m_aTracks[m_nPreviousStreamedSound].m_nLastPosCheckTimer = CTimer::GetTimeInMillisecondsPauseMode();
+			SampleManager.SetStreamedVolumeAndPan(0, 63, 0, 0);
+			SampleManager.StopStreamedFile(0);
+		}
+		if (SampleManager.IsStreamPlaying(0))
+			return false;
+		if (!SampleManager.StartStreamedFile(m_nCurrentStreamedSound, GetTrackStartPos(m_nCurrentStreamedSound), 0))
+			return false;
+		SampleManager.SetStreamedVolumeAndPan(AudioManager.IsMissionAudioPlaying() ? 25 : 100, 63, 0, 0);
+	}
+	return true;
+}
+
+STARTPATCHES
+InjectHook(0x57E4B0, &cMusicManager::PlayerInCar, PATCH_JUMP);
+InjectHook(0x57E6D0, &cMusicManager::DisplayRadioStationName, PATCH_JUMP);
+InjectHook(0x57CF70, &cMusicManager::Initialise, PATCH_JUMP);
+InjectHook(0x57D140, &cMusicManager::Terminate, PATCH_JUMP);
+InjectHook(0x57D1D0, &cMusicManager::GetRadioInCar, PATCH_JUMP);
+InjectHook(0x57D2C0, &cMusicManager::SetRadioInCar, PATCH_JUMP);
+InjectHook(0x57D180, &cMusicManager::SetRadioChannelByScript, PATCH_JUMP);
+InjectHook(0x57CF30, &cMusicManager::ResetMusicAfterReload, PATCH_JUMP);
+InjectHook(0x57E6A0, &cMusicManager::UsesPoliceRadio, PATCH_JUMP);
+InjectHook(0x57D310, &cMusicManager::ChangeMusicMode, PATCH_JUMP);
+InjectHook(0x57D420, &cMusicManager::ResetTimers, PATCH_JUMP);
+InjectHook(0x57D440, &cMusicManager::Service, PATCH_JUMP);
+InjectHook(0x57D530, &cMusicManager::ServiceFrontEndMode, PATCH_JUMP);
+InjectHook(0x57E3D0, &cMusicManager::StopFrontEndTrack, PATCH_JUMP);
+InjectHook(0x57E430, &cMusicManager::PlayAnnouncement, PATCH_JUMP);
+InjectHook(0x57E2E0, &cMusicManager::PlayFrontEndTrack, PATCH_JUMP);
+InjectHook(0x57E210, &cMusicManager::PreloadCutSceneMusic, PATCH_JUMP);
+InjectHook(0x57E290, &cMusicManager::PlayPreloadedCutSceneMusic, PATCH_JUMP);
+InjectHook(0x57E2B0, &cMusicManager::StopCutSceneMusic, PATCH_JUMP);
+InjectHook(0x57E450, &cMusicManager::GetTrackStartPos, PATCH_JUMP);
+InjectHook(0x57D690, &cMusicManager::ServiceGameMode, PATCH_JUMP);
+InjectHook(0x57DCB0, &cMusicManager::ServiceAmbience, PATCH_JUMP);
+InjectHook(0x57DEA0, &cMusicManager::ComputeAmbienceVol, PATCH_JUMP);
+InjectHook(0x57E100, &cMusicManager::ServiceTrack, PATCH_JUMP);
+InjectHook(0x57DFC0, &cMusicManager::ServiceAnnouncement, PATCH_JUMP);
+InjectHook(0x57E530, &cMusicManager::GetCarTuning, PATCH_JUMP);
+InjectHook(0x57E5A0, &cMusicManager::GetNextCarTuning, PATCH_JUMP);
+InjectHook(0x57E130, &cMusicManager::ChangeRadioChannel, PATCH_JUMP);
+ENDPATCHES