1 files changed, 2509 insertions, 0 deletions

diff --git a/src/core/Streaming.cpp b/src/core/Streaming.cpp
new file mode 100644
index 00000000..f8ab19d4
--- /dev/null
+++ b/src/core/Streaming.cpp
@@ -0,0 +1,2509 @@
+#include "common.h"
+#include "patcher.h"
+#include "Pad.h"
+#include "Hud.h"
+#include "Text.h"
+#include "Clock.h"
+#include "Renderer.h"
+#include "ModelInfo.h"
+#include "TxdStore.h"
+#include "ModelIndices.h"
+#include "Pools.h"
+#include "Directory.h"
+#include "RwHelper.h"
+#include "World.h"
+#include "Entity.h"
+#include "FileMgr.h"
+#include "FileLoader.h"
+#include "Zones.h"
+#include "ZoneCull.h"
+#include "Radar.h"
+#include "Camera.h"
+#include "Record.h"
+#include "CarCtrl.h"
+#include "Population.h"
+#include "Gangs.h"
+#include "CutsceneMgr.h"
+#include "CdStream.h"
+#include "Streaming.h"
+
+bool &CStreaming::ms_disableStreaming = *(bool*)0x95CD6E;
+bool &CStreaming::ms_bLoadingBigModel = *(bool*)0x95CDB0;
+int32 &CStreaming::ms_numModelsRequested = *(int32*)0x8E2C10;
+CStreamingInfo *CStreaming::ms_aInfoForModel = (CStreamingInfo*)0x6C7088;
+CStreamingInfo &CStreaming::ms_startLoadedList = *(CStreamingInfo*)0x942F60;
+CStreamingInfo &CStreaming::ms_endLoadedList = *(CStreamingInfo*)0x8F1AC0;
+CStreamingInfo &CStreaming::ms_startRequestedList = *(CStreamingInfo*)0x8F1B3C;
+CStreamingInfo &CStreaming::ms_endRequestedList = *(CStreamingInfo*)0x940738;
+int32 &CStreaming::ms_oldSectorX = *(int32*)0x8F2C84;
+int32 &CStreaming::ms_oldSectorY = *(int32*)0x8F2C88;
+int32 &CStreaming::ms_streamingBufferSize = *(int32*)0x942FB0;
+int8 **CStreaming::ms_pStreamingBuffer = (int8**)0x87F818;
+int32 &CStreaming::ms_memoryUsed = *(int32*)0x940568;
+CStreamingChannel *CStreaming::ms_channel = (CStreamingChannel*)0x727EE0;
+int32 &CStreaming::ms_channelError = *(int32*)0x880DB8;
+int32 &CStreaming::ms_numVehiclesLoaded = *(int32*)0x8F2C80;
+int32 *CStreaming::ms_vehiclesLoaded = (int32*)0x773560;
+int32 &CStreaming::ms_lastVehicleDeleted = *(int32*)0x95CBF8;
+CDirectory *&CStreaming::ms_pExtraObjectsDir = *(CDirectory**)0x95CB90;
+int32 &CStreaming::ms_numPriorityRequests = *(int32*)0x8F31C4;
+bool &CStreaming::ms_hasLoadedLODs = *(bool*)0x95CD47;
+int32 &CStreaming::ms_currentPedGrp = *(int32*)0x8F2BBC;
+int32 CStreaming::ms_currentPedLoading;
+int32 CStreaming::ms_lastCullZone;
+uint16 &CStreaming::ms_loadedGangs = *(uint16*)0x95CC60;
+uint16 &CStreaming::ms_loadedGangCars = *(uint16*)0x95CC2E;
+int32 *CStreaming::ms_imageOffsets = (int32*)0x6E60A0;
+int32 &CStreaming::ms_lastImageRead = *(int32*)0x880E2C;
+int32 &CStreaming::ms_imageSize = *(int32*)0x8F1A34;
+uint32 &CStreaming::ms_memoryAvailable = *(uint32*)0x880F8C;
+
+int32 &desiredNumVehiclesLoaded = *(int32*)0x5EC194;
+
+CEntity *&pIslandLODindustEntity = *(CEntity**)0x6212DC;
+CEntity *&pIslandLODcomIndEntity = *(CEntity**)0x6212E0;
+CEntity *&pIslandLODcomSubEntity = *(CEntity**)0x6212E4;
+CEntity *&pIslandLODsubIndEntity = *(CEntity**)0x6212E8;
+CEntity *&pIslandLODsubComEntity = *(CEntity**)0x6212EC;
+int32 &islandLODindust = *(int32*)0x6212C8;
+int32 &islandLODcomInd = *(int32*)0x6212CC;
+int32 &islandLODcomSub = *(int32*)0x6212D0;
+int32 &islandLODsubInd = *(int32*)0x6212D4;
+int32 &islandLODsubCom = *(int32*)0x6212D8;
+
+bool
+CStreamingInfo::GetCdPosnAndSize(uint32 &posn, uint32 &size)
+{
+	if(m_size == 0)
+		return false;
+	posn = m_position;
+	size = m_size;
+	return true;
+}
+
+void
+CStreamingInfo::SetCdPosnAndSize(uint32 posn, uint32 size)
+{
+	m_position = posn;
+	m_size = size;
+}
+
+void
+CStreamingInfo::AddToList(CStreamingInfo *link)
+{
+	// Insert this after link
+	m_next = link->m_next;
+	m_prev = link;
+	link->m_next = this;
+	m_next->m_prev = this;
+}
+
+void
+CStreamingInfo::RemoveFromList(void)
+{
+	m_next->m_prev = m_prev;
+	m_prev->m_next = m_next;
+	m_next = nil;
+	m_prev = nil;
+}
+
+void
+CStreaming::Init(void)
+{
+	int i;
+
+	for(i = 0; i < NUMSTREAMINFO; i++){
+		ms_aInfoForModel[i].m_loadState = STREAMSTATE_NOTLOADED;
+		ms_aInfoForModel[i].m_next = nil;
+		ms_aInfoForModel[i].m_prev = nil;
+		ms_aInfoForModel[i].m_nextID = -1;
+		ms_aInfoForModel[i].m_size = 0;
+		ms_aInfoForModel[i].m_position = 0;
+	}
+
+	ms_channelError = -1;
+
+	// init lists
+
+	ms_startLoadedList.m_next = &ms_endLoadedList;
+	ms_startLoadedList.m_prev = nil;
+	ms_endLoadedList.m_prev = &ms_startLoadedList;
+	ms_endLoadedList.m_next = nil;
+
+	ms_startRequestedList.m_next = &ms_endRequestedList;
+	ms_startRequestedList.m_prev = nil;
+	ms_endRequestedList.m_prev = &ms_startRequestedList;
+	ms_endRequestedList.m_next = nil;
+
+	// init misc
+
+	ms_oldSectorX = 0;
+	ms_oldSectorY = 0;
+	ms_streamingBufferSize = 0;
+	ms_disableStreaming = false;
+	ms_memoryUsed = 0;
+	ms_bLoadingBigModel = false;
+
+	// init channels
+
+	ms_channel[0].state = CHANNELSTATE_IDLE;
+	ms_channel[1].state = CHANNELSTATE_IDLE;
+	for(i = 0; i < 4; i++){
+		ms_channel[0].streamIds[i] = -1;
+		ms_channel[0].offsets[i] = -1;
+		ms_channel[1].streamIds[i] = -1;
+		ms_channel[1].offsets[i] = -1;
+	}
+
+	// init stream info, mark things that are already loaded
+
+	for(i = 0; i < MODELINFOSIZE; i++){
+		CBaseModelInfo *mi = CModelInfo::GetModelInfo(i);
+		if(mi && mi->GetRwObject()){
+			ms_aInfoForModel[i].m_loadState = STREAMSTATE_LOADED;
+			ms_aInfoForModel[i].m_flags = STREAMFLAGS_DONT_REMOVE;
+			if(mi->IsSimple())
+				((CSimpleModelInfo*)mi)->m_alpha = 255;
+		}
+	}
+
+	for(i = 0; i < TXDSTORESIZE; i++)
+		if(CTxdStore::GetSlot(i) && CTxdStore::GetSlot(i)->texDict)
+			ms_aInfoForModel[i + STREAM_OFFSET_TXD].m_loadState = STREAMSTATE_LOADED;
+
+
+	for(i = 0; i < MAXVEHICLESLOADED; i++)
+		ms_vehiclesLoaded[i] = -1;
+	ms_numVehiclesLoaded = 0;
+
+	ms_pExtraObjectsDir = new CDirectory(EXTRADIRSIZE);
+	ms_numPriorityRequests = 0;
+	ms_hasLoadedLODs = true;
+	ms_currentPedGrp = -1;
+	ms_lastCullZone = -1;		// unused because RemoveModelsNotVisibleFromCullzone is gone
+	ms_loadedGangs = 0;
+	ms_currentPedLoading = 8;	// unused, whatever it is
+
+	LoadCdDirectory();
+
+	// allocate streaming buffers
+	if(ms_streamingBufferSize & 1) ms_streamingBufferSize++;
+	ms_pStreamingBuffer[0] = (int8*)RwMallocAlign(ms_streamingBufferSize*CDSTREAM_SECTOR_SIZE, CDSTREAM_SECTOR_SIZE);
+	ms_streamingBufferSize /= 2;
+	ms_pStreamingBuffer[1] = ms_pStreamingBuffer[0] + ms_streamingBufferSize*CDSTREAM_SECTOR_SIZE;
+	debug("Streaming buffer size is %d sectors", ms_streamingBufferSize);
+
+	// PC only, figure out how much memory we got
+#ifdef GTA_PC
+#define MB (1024*1024)
+	extern DWORD &_dwMemAvailPhys;
+	ms_memoryAvailable = (_dwMemAvailPhys - 10*MB)/2;
+	if(ms_memoryAvailable < 50*MB)
+		ms_memoryAvailable = 50*MB;
+	desiredNumVehiclesLoaded = (ms_memoryAvailable/MB - 50)/3 + 12;
+	if(desiredNumVehiclesLoaded > MAXVEHICLESLOADED)
+		desiredNumVehiclesLoaded = MAXVEHICLESLOADED;
+	debug("Memory allocated to Streaming is %dMB", ms_memoryAvailable/MB);
+#undef MB
+#endif
+
+	// find island LODs
+
+	pIslandLODindustEntity = nil;
+	pIslandLODcomIndEntity = nil;
+	pIslandLODcomSubEntity = nil;
+	pIslandLODsubIndEntity = nil;
+	pIslandLODsubComEntity = nil;
+	islandLODindust = -1;
+	islandLODcomInd = -1;
+	islandLODcomSub = -1;
+	islandLODsubInd = -1;
+	islandLODsubCom = -1;
+        CModelInfo::GetModelInfo("IslandLODInd", &islandLODindust);
+        CModelInfo::GetModelInfo("IslandLODcomIND", &islandLODcomInd);
+        CModelInfo::GetModelInfo("IslandLODcomSUB", &islandLODcomSub);
+        CModelInfo::GetModelInfo("IslandLODsubIND", &islandLODsubInd);
+        CModelInfo::GetModelInfo("IslandLODsubCOM", &islandLODsubCom);
+
+	for(i = 0; i < CPools::GetBuildingPool()->GetSize(); i++){
+		CBuilding *building = CPools::GetBuildingPool()->GetSlot(i);
+		if(building == nil)
+			continue;
+		if(building->GetModelIndex() == islandLODindust) pIslandLODindustEntity = building;
+		if(building->GetModelIndex() == islandLODcomInd) pIslandLODcomIndEntity = building;
+		if(building->GetModelIndex() == islandLODcomSub) pIslandLODcomSubEntity = building;
+		if(building->GetModelIndex() == islandLODsubInd) pIslandLODsubIndEntity = building;
+		if(building->GetModelIndex() == islandLODsubCom) pIslandLODsubComEntity = building;
+	}
+}
+
+void
+CStreaming::Shutdown(void)
+{
+	RwFreeAlign(ms_pStreamingBuffer[0]);
+	ms_streamingBufferSize = 0;
+	if(ms_pExtraObjectsDir)
+		delete ms_pExtraObjectsDir;
+}
+
+void
+CStreaming::Update(void)
+{
+	CEntity *train;
+	CStreamingInfo *si, *prev;
+	bool requestedSubway = false;
+
+	UpdateMemoryUsed();
+
+	if(ms_channelError != -1){
+		RetryLoadFile(ms_channelError);
+		return;
+	}
+
+	if(CTimer::GetIsPaused())
+		return;
+
+	train = FindPlayerTrain();
+	if(train && train->GetPosition().z < 0.0f){
+		RequestSubway();
+		requestedSubway = true;
+	}else if(!ms_disableStreaming)
+		AddModelsToRequestList(TheCamera.GetPosition());
+
+	DeleteFarAwayRwObjects(TheCamera.GetPosition());
+
+	if(!ms_disableStreaming &&
+	   !CCutsceneMgr::IsRunning() &&
+	   !requestedSubway &&
+	   !CGame::playingIntro &&
+	   ms_numModelsRequested < 5 &&
+	   !CRenderer::m_loadingPriority){
+		StreamVehiclesAndPeds();
+		StreamZoneModels(FindPlayerCoors());
+	}
+
+	LoadRequestedModels();
+
+	for(si = ms_endRequestedList.m_prev; si != &ms_startRequestedList; si = prev){
+		prev = si->m_prev;
+		if((si->m_flags & (STREAMFLAGS_KEEP_IN_MEMORY|STREAMFLAGS_PRIORITY)) == 0)
+			RemoveModel(si - ms_aInfoForModel);
+	}
+}
+
+void
+CStreaming::LoadCdDirectory(void)
+{
+	char dirname[132];
+	int i;
+
+#ifdef GTA_PC
+	ms_imageOffsets[0] = 0;
+	ms_imageOffsets[1] = -1;
+	ms_imageOffsets[2] = -1;
+	ms_imageOffsets[3] = -1;
+	ms_imageOffsets[4] = -1;
+	ms_imageOffsets[5] = -1;
+	ms_imageOffsets[6] = -1;
+	ms_imageOffsets[7] = -1;
+	ms_imageOffsets[8] = -1;
+	ms_imageOffsets[9] = -1;
+	ms_imageOffsets[10] = -1;
+	ms_imageOffsets[11] = -1;
+	ms_imageSize = GetGTA3ImgSize();
+	// PS2 uses CFileMgr::GetCdFile on all IMG files to fill the array
+#endif
+
+	i = CdStreamGetNumImages();
+	while(i-- >= 1){
+		strcpy(dirname, CdStreamGetImageName(i));
+		strncpy(strrchr(dirname, '.') + 1, "DIR", 3);
+		LoadCdDirectory(dirname, i);
+	}
+
+	ms_lastImageRead = 0;
+	ms_imageSize /= CDSTREAM_SECTOR_SIZE;
+}
+
+void
+CStreaming::LoadCdDirectory(const char *dirname, int n)
+{
+	int fd, lastID, imgSelector;
+	int modelId, txdId;
+	uint32 posn, size;
+	CDirectory::DirectoryInfo direntry;
+	char *dot;
+
+	lastID = -1;
+	fd = CFileMgr::OpenFile(dirname, "rb");
+	assert(fd > 0);
+
+	imgSelector = n<<24;
+	assert(sizeof(direntry) == 32);
+	while(CFileMgr::Read(fd, (char*)&direntry, sizeof(direntry))){
+		dot = strchr(direntry.name, '.');
+		if(dot) *dot = '\0';
+		if(direntry.size > (uint32)ms_streamingBufferSize)
+			ms_streamingBufferSize = direntry.size;
+
+		if(strcmp(dot+1, "DFF") == 0 || strcmp(dot+1, "dff") == 0){
+			if(CModelInfo::GetModelInfo(direntry.name, &modelId)){
+				if(ms_aInfoForModel[modelId].GetCdPosnAndSize(posn, size)){
+					debug("%s appears more than once in %s\n", direntry.name, dirname);
+					lastID = -1;
+				}else{
+					direntry.offset |= imgSelector;
+					ms_aInfoForModel[modelId].SetCdPosnAndSize(direntry.offset, direntry.size);
+					if(lastID != -1)
+						ms_aInfoForModel[lastID].m_nextID = modelId;
+					lastID = modelId;
+				}
+			}else{
+				// BUG: doesn't remember which cdimage this was in
+				ms_pExtraObjectsDir->AddItem(direntry);
+				lastID = -1;
+			}
+		}else if(strcmp(dot+1, "TXD") == 0 || strcmp(dot+1, "txd") == 0){
+			txdId = CTxdStore::FindTxdSlot(direntry.name);
+			if(txdId == -1)
+				txdId = CTxdStore::AddTxdSlot(direntry.name);
+				if(ms_aInfoForModel[txdId + STREAM_OFFSET_TXD].GetCdPosnAndSize(posn, size)){
+					debug("%s appears more than once in %s\n", direntry.name, dirname);
+					lastID = -1;
+				}else{
+					direntry.offset |= imgSelector;
+					ms_aInfoForModel[txdId + STREAM_OFFSET_TXD].SetCdPosnAndSize(direntry.offset, direntry.size);
+					if(lastID != -1)
+						ms_aInfoForModel[lastID].m_nextID = txdId + STREAM_OFFSET_TXD;
+					lastID = txdId + STREAM_OFFSET_TXD;
+				}
+		}else
+			lastID = -1;
+	}
+
+	CFileMgr::CloseFile(fd);
+}
+
+bool
+CStreaming::ConvertBufferToObject(int8 *buf, int32 streamId)
+{
+	RwMemory mem;
+	RwStream *stream;
+	int cdsize;
+	uint32 startTime, endTime, timeDiff;
+	CBaseModelInfo *mi;
+	bool success;
+
+	startTime = CTimer::GetCurrentTimeInCycles() / CTimer::GetCyclesPerMillisecond();
+
+	cdsize = ms_aInfoForModel[streamId].GetCdSize();
+	mem.start = (uint8*)buf;
+	mem.length = cdsize * CDSTREAM_SECTOR_SIZE;
+	stream = RwStreamOpen(rwSTREAMMEMORY, rwSTREAMREAD, &mem);
+
+	if(streamId < STREAM_OFFSET_TXD){
+		// Model
+		mi = CModelInfo::GetModelInfo(streamId);
+
+		// Txd has to be loaded
+		if(CTxdStore::GetSlot(mi->GetTxdSlot())->texDict == nil){
+			debug("failed to load %s because TXD %s is not in memory\n", mi->GetName(), CTxdStore::GetTxdName(mi->GetTxdSlot()));
+			RemoveModel(streamId);
+			RemoveTxd(mi->GetTxdSlot());
+			ReRequestModel(streamId);
+			RwStreamClose(stream, &mem);
+			return false;
+		}
+
+		// Set Txd to use
+		CTxdStore::AddRef(mi->GetTxdSlot());
+		CTxdStore::SetCurrentTxd(mi->GetTxdSlot());
+
+		if(mi->IsSimple()){
+			success = CFileLoader::LoadAtomicFile(stream, streamId);
+		}else if(mi->m_type == MITYPE_VEHICLE){
+			// load vehicles in two parts
+			CModelInfo::GetModelInfo(streamId)->AddRef();
+			success = CFileLoader::StartLoadClumpFile(stream, streamId);
+			if(success)
+				ms_aInfoForModel[streamId].m_loadState = STREAMSTATE_STARTED;
+		}else{
+			success = CFileLoader::LoadClumpFile(stream, streamId);
+		}
+		UpdateMemoryUsed();
+
+		// Txd no longer needed unless we only read part of the file
+		if(ms_aInfoForModel[streamId].m_loadState != STREAMSTATE_STARTED)
+			CTxdStore::RemoveRefWithoutDelete(mi->GetTxdSlot());
+
+		if(!success){
+			debug("Failed to load %s\n", CModelInfo::GetModelInfo(streamId)->GetName());
+			RemoveModel(streamId);
+			ReRequestModel(streamId);
+			RwStreamClose(stream, &mem);
+			return false;
+		}
+	}else{
+		// Txd
+		assert(streamId < NUMSTREAMINFO);
+		if((ms_aInfoForModel[streamId].m_flags & STREAMFLAGS_KEEP_IN_MEMORY) == 0 &&
+		   !IsTxdUsedByRequestedModels(streamId - STREAM_OFFSET_TXD)){
+			RemoveModel(streamId);
+			RwStreamClose(stream, &mem);
+			return false;
+		}
+
+		if(ms_bLoadingBigModel || cdsize > 200){
+			success = CTxdStore::StartLoadTxd(streamId - STREAM_OFFSET_TXD, stream);
+			if(success)
+				ms_aInfoForModel[streamId].m_loadState = STREAMSTATE_STARTED;
+		}else
+		        success = CTxdStore::LoadTxd(streamId - STREAM_OFFSET_TXD, stream);
+		UpdateMemoryUsed();
+
+		if(!success){
+			debug("Failed to load %s.txd\n", CTxdStore::GetTxdName(streamId - STREAM_OFFSET_TXD));
+			RemoveModel(streamId);
+			ReRequestModel(streamId);
+			RwStreamClose(stream, &mem);
+			return false;
+		}
+	}
+
+	RwStreamClose(stream, &mem);
+
+	// We shouldn't even end up here unless load was successful
+	if(!success){
+		ReRequestModel(streamId);
+		if(streamId < STREAM_OFFSET_TXD)
+			debug("Failed to load %s.dff\n", mi->GetName());
+		else
+			debug("Failed to load %s.txd\n", CTxdStore::GetTxdName(streamId - STREAM_OFFSET_TXD));
+		return false;
+	}
+
+	if(streamId < STREAM_OFFSET_TXD){
+		// Model
+		// Vehicles and Peds not in loaded list
+		if(mi->m_type != MITYPE_VEHICLE && mi->m_type != MITYPE_PED){
+			CSimpleModelInfo *smi = (CSimpleModelInfo*)mi;
+
+			// Set fading for some objects
+			if(mi->IsSimple() && !smi->m_isBigBuilding){
+				if(ms_aInfoForModel[streamId].m_flags & STREAMFLAGS_NOFADE)
+					smi->m_alpha = 255;
+				else
+					smi->m_alpha = 0;
+			}
+
+			if((ms_aInfoForModel[streamId].m_flags & STREAMFLAGS_NOT_IN_LIST) == 0)
+				ms_aInfoForModel[streamId].AddToList(&ms_startLoadedList);
+		}
+	}else{
+		// Txd
+		if((ms_aInfoForModel[streamId].m_flags & STREAMFLAGS_NOT_IN_LIST) == 0)
+			ms_aInfoForModel[streamId].AddToList(&ms_startLoadedList);
+	}
+
+	// Mark objects as loaded
+	if(ms_aInfoForModel[streamId].m_loadState != STREAMSTATE_STARTED){
+		ms_aInfoForModel[streamId].m_loadState = STREAMSTATE_LOADED;
+		ms_memoryUsed += ms_aInfoForModel[streamId].GetCdSize() * CDSTREAM_SECTOR_SIZE;
+	}
+
+	endTime = CTimer::GetCurrentTimeInCycles() / CTimer::GetCyclesPerMillisecond();
+	timeDiff = endTime - startTime;
+	if(timeDiff > 5){
+		if(streamId < STREAM_OFFSET_TXD)
+			debug("model %s took %d ms\n", CModelInfo::GetModelInfo(streamId)->GetName(), timeDiff);
+		else
+			debug("txd %s took %d ms\n", CTxdStore::GetTxdName(streamId - STREAM_OFFSET_TXD), timeDiff);
+	}
+
+	return true;
+}
+
+
+bool
+CStreaming::FinishLoadingLargeFile(int8 *buf, int32 streamId)
+{
+	RwMemory mem;
+	RwStream *stream;
+	uint32 startTime, endTime, timeDiff;
+	CBaseModelInfo *mi;
+	bool success;
+
+	startTime = CTimer::GetCurrentTimeInCycles() / CTimer::GetCyclesPerMillisecond();
+
+	if(ms_aInfoForModel[streamId].m_loadState != STREAMSTATE_STARTED){
+		if(streamId < STREAM_OFFSET_TXD)
+			CModelInfo::GetModelInfo(streamId)->RemoveRef();
+		return false;
+	}
+
+	mem.start = (uint8*)buf;
+	mem.length = ms_aInfoForModel[streamId].GetCdSize() * CDSTREAM_SECTOR_SIZE;
+	stream = RwStreamOpen(rwSTREAMMEMORY, rwSTREAMREAD, &mem);
+
+	if(streamId < STREAM_OFFSET_TXD){
+		// Model
+		mi = CModelInfo::GetModelInfo(streamId);
+		CTxdStore::SetCurrentTxd(mi->GetTxdSlot());
+		success = CFileLoader::FinishLoadClumpFile(stream, streamId);
+		if(success)
+			success = AddToLoadedVehiclesList(streamId);
+		mi->RemoveRef();
+		CTxdStore::RemoveRefWithoutDelete(mi->GetTxdSlot());
+	}else{
+		// Txd
+		CTxdStore::AddRef(streamId - STREAM_OFFSET_TXD);
+		success = CTxdStore::FinishLoadTxd(streamId - STREAM_OFFSET_TXD, stream);
+		CTxdStore::RemoveRefWithoutDelete(streamId - STREAM_OFFSET_TXD);
+	}
+
+	RwStreamClose(stream, &mem);
+	ms_aInfoForModel[streamId].m_loadState = STREAMSTATE_LOADED;
+	ms_memoryUsed += ms_aInfoForModel[streamId].GetCdSize() * CDSTREAM_SECTOR_SIZE;
+
+	if(!success){
+		RemoveModel(streamId);
+		ReRequestModel(streamId);
+		UpdateMemoryUsed();
+		return false;
+	}
+
+	UpdateMemoryUsed();
+
+	endTime = CTimer::GetCurrentTimeInCycles() / CTimer::GetCyclesPerMillisecond();
+	timeDiff = endTime - startTime;
+	if(timeDiff > 5){
+		if(streamId < STREAM_OFFSET_TXD)
+			debug("finish model %s took %d ms\n", CModelInfo::GetModelInfo(streamId)->GetName(), timeDiff);
+		else
+			debug("finish txd %s took %d ms\n", CTxdStore::GetTxdName(streamId - STREAM_OFFSET_TXD), timeDiff);
+	}
+
+	return true;
+}
+
+void
+CStreaming::RequestModel(int32 id, int32 flags)
+{
+	CSimpleModelInfo *mi;
+
+	if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_INQUEUE){
+		// updgrade to priority
+		if(flags & STREAMFLAGS_PRIORITY && !ms_aInfoForModel[id].IsPriority()){
+			ms_numPriorityRequests++;
+			ms_aInfoForModel[id].m_flags |= STREAMFLAGS_PRIORITY;
+		}
+	}else if(ms_aInfoForModel[id].m_loadState != STREAMSTATE_NOTLOADED){
+		flags &= ~STREAMFLAGS_PRIORITY;
+	}
+	ms_aInfoForModel[id].m_flags |= flags;
+
+	if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_LOADED){
+		// Already loaded, only check changed flags
+
+		if(ms_aInfoForModel[id].m_flags & STREAMFLAGS_NOFADE && id < STREAM_OFFSET_TXD){
+			mi = (CSimpleModelInfo*)CModelInfo::GetModelInfo(id);
+			if(mi->IsSimple())
+				mi->m_alpha = 255;
+		}
+
+		// reinsert into list
+		if(ms_aInfoForModel[id].m_next){
+			ms_aInfoForModel[id].RemoveFromList();
+			if((ms_aInfoForModel[id].m_flags & STREAMFLAGS_NOT_IN_LIST) == 0)
+				ms_aInfoForModel[id].AddToList(&ms_startLoadedList);
+		}
+	}else if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_NOTLOADED ||
+	         ms_aInfoForModel[id].m_loadState == STREAMSTATE_LOADED){	// how can this be true again?
+
+		if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_NOTLOADED){
+			if(id < STREAM_OFFSET_TXD)
+				RequestTxd(CModelInfo::GetModelInfo(id)->GetTxdSlot(), flags);
+			ms_aInfoForModel[id].AddToList(&ms_startRequestedList);
+			ms_numModelsRequested++;
+			if(flags & STREAMFLAGS_PRIORITY)
+				ms_numPriorityRequests++;
+		}
+
+		ms_aInfoForModel[id].m_loadState = STREAMSTATE_INQUEUE;
+		ms_aInfoForModel[id].m_flags = flags;
+	}
+}
+
+void
+CStreaming::RequestSubway(void)
+{
+	RequestModel(MI_SUBWAY1, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY2, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY3, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY4, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY5, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY6, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY7, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY8, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY9, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY10, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY11, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY12, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY13, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY14, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY15, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY16, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY17, STREAMFLAGS_NOFADE);
+	RequestModel(MI_SUBWAY18, STREAMFLAGS_NOFADE);
+
+	switch(CGame::currLevel){
+	case LEVEL_INDUSTRIAL:
+		RequestModel(MI_SUBPLATFORM_IND, STREAMFLAGS_NOFADE);
+		break;
+	case LEVEL_COMMERCIAL:
+		if(FindPlayerTrain()->GetPosition().y < -700.0f){
+			RequestModel(MI_SUBPLATFORM_COMS, STREAMFLAGS_NOFADE);
+			RequestModel(MI_SUBPLATFORM_COMS2, STREAMFLAGS_NOFADE);
+		}else{
+			RequestModel(MI_SUBPLATFORM_COMN, STREAMFLAGS_NOFADE);
+		}
+		break;
+	case LEVEL_SUBURBAN:
+		RequestModel(MI_SUBPLATFORM_SUB, STREAMFLAGS_NOFADE);
+		RequestModel(MI_SUBPLATFORM_SUB2, STREAMFLAGS_NOFADE);
+		break;
+	}
+}
+
+void
+CStreaming::RequestBigBuildings(eLevelName level)
+{
+	int i, n;
+	CBuilding *b;
+
+	n = CPools::GetBuildingPool()->GetSize();
+	for(i = 0; i < n; i++){
+		b = CPools::GetBuildingPool()->GetSlot(i);
+		if(b && b->bIsBIGBuilding && b->m_level == level)
+			RequestModel(b->GetModelIndex(), STREAMFLAGS_DONT_REMOVE|STREAMFLAGS_PRIORITY);
+	}
+	RequestIslands(level);
+	ms_hasLoadedLODs = false;
+}
+
+void
+CStreaming::RequestIslands(eLevelName level)
+{
+	switch(level){
+	case LEVEL_INDUSTRIAL:
+		RequestModel(islandLODcomInd, STREAMFLAGS_DONT_REMOVE|STREAMFLAGS_PRIORITY);
+		RequestModel(islandLODsubInd, STREAMFLAGS_DONT_REMOVE|STREAMFLAGS_PRIORITY);
+		break;
+	case LEVEL_COMMERCIAL:
+		RequestModel(islandLODindust, STREAMFLAGS_DONT_REMOVE|STREAMFLAGS_PRIORITY);
+		RequestModel(islandLODsubCom, STREAMFLAGS_DONT_REMOVE|STREAMFLAGS_PRIORITY);
+		break;
+	case LEVEL_SUBURBAN:
+		RequestModel(islandLODindust, STREAMFLAGS_DONT_REMOVE|STREAMFLAGS_PRIORITY);
+		RequestModel(islandLODcomSub, STREAMFLAGS_DONT_REMOVE|STREAMFLAGS_PRIORITY);
+		break;
+	}
+}
+
+void
+CStreaming::RequestSpecialModel(int32 modelId, const char *modelName, int32 flags)
+{
+	CBaseModelInfo *mi;
+	int txdId;
+	char oldName[48];
+	uint32 pos, size;
+
+	mi = CModelInfo::GetModelInfo(modelId);
+	if(strcmp(mi->GetName(), modelName) == 0){
+		// Already have the correct name, just request it
+		RequestModel(modelId, flags);
+		return;
+	}
+
+	strcpy(oldName, mi->GetName());
+	mi->SetName(modelName);
+
+	// What exactly is going on here?
+	if(CModelInfo::GetModelInfo(oldName, nil)){
+		txdId = CTxdStore::FindTxdSlot(oldName);
+		if(txdId != -1 && CTxdStore::GetSlot(txdId)->texDict){
+			CTxdStore::AddRef(txdId);
+			RemoveModel(modelId);
+			CTxdStore::RemoveRefWithoutDelete(txdId);
+		}else
+			RemoveModel(modelId);
+	}else
+		RemoveModel(modelId);
+
+	ms_pExtraObjectsDir->FindItem(modelName, pos, size);
+	mi->ClearTexDictionary();
+	if(CTxdStore::FindTxdSlot(modelName) == -1)
+		mi->SetTexDictionary("generic");
+	else
+		mi->SetTexDictionary(modelName);
+	ms_aInfoForModel[modelId].SetCdPosnAndSize(pos, size);
+	RequestModel(modelId, flags);
+}
+
+void
+CStreaming::RequestSpecialChar(int32 charId, const char *modelName, int32 flags)
+{
+	RequestSpecialModel(charId + MI_SPECIAL01, modelName, flags);
+}
+
+bool
+CStreaming::HasSpecialCharLoaded(int32 id)
+{
+	return HasModelLoaded(id + MI_SPECIAL01);
+}
+
+void
+CStreaming::SetMissionDoesntRequireSpecialChar(int32 id)
+{
+	return SetMissionDoesntRequireModel(id + MI_SPECIAL01);
+}
+
+void
+CStreaming::DecrementRef(int32 id)
+{
+	ms_numModelsRequested--;
+	if(ms_aInfoForModel[id].IsPriority()){
+		ms_aInfoForModel[id].m_flags &= ~STREAMFLAGS_PRIORITY;
+		ms_numPriorityRequests--;
+	}
+}
+
+void
+CStreaming::RemoveModel(int32 id)
+{
+	int i;
+
+	if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_NOTLOADED)
+		return;
+
+	if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_LOADED){
+		if(id < STREAM_OFFSET_TXD)
+			CModelInfo::GetModelInfo(id)->DeleteRwObject();
+		else
+			CTxdStore::RemoveTxd(id - STREAM_OFFSET_TXD);
+		ms_memoryUsed -= ms_aInfoForModel[id].GetCdSize()*CDSTREAM_SECTOR_SIZE;
+	}
+
+	if(ms_aInfoForModel[id].m_next){
+		// Remove from list, model is neither loaded nor requested
+		if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_INQUEUE)
+			DecrementRef(id);
+		ms_aInfoForModel[id].RemoveFromList();
+	}else if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_READING){
+		for(i = 0; i < 4; i++){
+			if(ms_channel[0].streamIds[i] == id)
+				ms_channel[0].streamIds[i] = -1;
+			if(ms_channel[1].streamIds[i] == id)
+				ms_channel[1].streamIds[i] = -1;
+		}
+	}
+
+	if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_STARTED){
+		if(id < STREAM_OFFSET_TXD)
+			RpClumpGtaCancelStream();
+		else
+			CTxdStore::RemoveTxd(id - STREAM_OFFSET_TXD);
+	}
+
+	ms_aInfoForModel[id].m_loadState = STREAMSTATE_NOTLOADED;
+}
+
+void
+CStreaming::RemoveUnusedBuildings(eLevelName level)
+{
+	if(level != LEVEL_INDUSTRIAL)
+		RemoveBuildings(LEVEL_INDUSTRIAL);
+	if(level != LEVEL_COMMERCIAL)
+		RemoveBuildings(LEVEL_COMMERCIAL);
+	if(level != LEVEL_SUBURBAN)
+		RemoveBuildings(LEVEL_SUBURBAN);
+}
+
+void
+CStreaming::RemoveBuildings(eLevelName level)
+{
+	int i, n;
+	CEntity *e;
+	CBaseModelInfo *mi;
+
+	n = CPools::GetBuildingPool()->GetSize();
+	for(i = 0; i < n; i++){
+		e = CPools::GetBuildingPool()->GetSlot(i);
+		if(e && e->m_level == level){
+			mi = CModelInfo::GetModelInfo(e->GetModelIndex());
+			if(!e->bImBeingRendered){
+				e->DeleteRwObject();
+				if(mi->m_refCount == 0)
+					RemoveModel(e->GetModelIndex());
+			}
+		}
+	}
+
+	n = CPools::GetTreadablePool()->GetSize();
+	for(i = 0; i < n; i++){
+		e = CPools::GetTreadablePool()->GetSlot(i);
+		if(e && e->m_level == level){
+			mi = CModelInfo::GetModelInfo(e->GetModelIndex());
+			if(!e->bImBeingRendered){
+				e->DeleteRwObject();
+				if(mi->m_refCount == 0)
+					RemoveModel(e->GetModelIndex());
+			}
+		}
+	}
+
+	n = CPools::GetObjectPool()->GetSize();
+	for(i = 0; i < n; i++){
+		e = CPools::GetObjectPool()->GetSlot(i);
+		if(e && e->m_level == level){
+			mi = CModelInfo::GetModelInfo(e->GetModelIndex());
+			if(!e->bImBeingRendered && ((CObject*)e)->ObjectCreatedBy == GAME_OBJECT){
+				e->DeleteRwObject();
+				if(mi->m_refCount == 0)
+					RemoveModel(e->GetModelIndex());
+			}
+		}
+	}
+
+	n = CPools::GetDummyPool()->GetSize();
+	for(i = 0; i < n; i++){
+		e = CPools::GetDummyPool()->GetSlot(i);
+		if(e && e->m_level == level){
+			mi = CModelInfo::GetModelInfo(e->GetModelIndex());
+			if(!e->bImBeingRendered){
+				e->DeleteRwObject();
+				if(mi->m_refCount == 0)
+					RemoveModel(e->GetModelIndex());
+			}
+		}
+	}
+}
+
+void
+CStreaming::RemoveUnusedBigBuildings(eLevelName level)
+{
+	if(level != LEVEL_INDUSTRIAL)
+		RemoveBigBuildings(LEVEL_INDUSTRIAL);
+	if(level != LEVEL_COMMERCIAL)
+		RemoveBigBuildings(LEVEL_COMMERCIAL);
+	if(level != LEVEL_SUBURBAN)
+		RemoveBigBuildings(LEVEL_SUBURBAN);
+	RemoveIslandsNotUsed(level);
+}
+
+void
+DeleteIsland(CEntity *island)
+{
+	if(island == nil)
+		return;
+	if(island->bImBeingRendered)
+		debug("Didn't delete island because it was being rendered\n");
+	else{
+		island->DeleteRwObject();
+		CStreaming::RemoveModel(island->GetModelIndex());
+	}
+}
+
+void
+CStreaming::RemoveIslandsNotUsed(eLevelName level)
+{
+	switch(level){
+	case LEVEL_INDUSTRIAL:
+		DeleteIsland(pIslandLODindustEntity);
+		DeleteIsland(pIslandLODcomSubEntity);
+		DeleteIsland(pIslandLODsubComEntity);
+		break;
+	case LEVEL_COMMERCIAL:
+		DeleteIsland(pIslandLODcomIndEntity);
+		DeleteIsland(pIslandLODcomSubEntity);
+		DeleteIsland(pIslandLODsubIndEntity);
+		break;
+	case LEVEL_SUBURBAN:
+		DeleteIsland(pIslandLODsubIndEntity);
+		DeleteIsland(pIslandLODsubComEntity);
+		DeleteIsland(pIslandLODcomIndEntity);
+		break;
+	default:
+		DeleteIsland(pIslandLODindustEntity);
+		DeleteIsland(pIslandLODcomIndEntity);
+		DeleteIsland(pIslandLODcomSubEntity);
+		DeleteIsland(pIslandLODsubIndEntity);
+		DeleteIsland(pIslandLODsubComEntity);
+		break;
+	}
+}
+
+void
+CStreaming::RemoveBigBuildings(eLevelName level)
+{
+	int i, n;
+	CEntity *e;
+	CBaseModelInfo *mi;
+
+	n = CPools::GetBuildingPool()->GetSize();
+	for(i = 0; i < n; i++){
+		e = CPools::GetBuildingPool()->GetSlot(i);
+		if(e && e->bIsBIGBuilding && e->m_level == level){
+			mi = CModelInfo::GetModelInfo(e->GetModelIndex());
+			if(!e->bImBeingRendered){
+				e->DeleteRwObject();
+				if(mi->m_refCount == 0)
+					RemoveModel(e->GetModelIndex());
+			}
+		}
+	}
+}
+
+bool
+CStreaming::RemoveLoadedVehicle(void)
+{
+	int i, id;
+
+	for(i = 0; i < MAXVEHICLESLOADED; i++){
+		ms_lastVehicleDeleted++;
+		if(ms_lastVehicleDeleted == MAXVEHICLESLOADED)
+			ms_lastVehicleDeleted = 0;
+		id = ms_vehiclesLoaded[ms_lastVehicleDeleted];
+		if(id != -1 &&
+		   (ms_aInfoForModel[id].m_flags & STREAMFLAGS_NOT_IN_LIST) == 0 &&
+		   CModelInfo::GetModelInfo(id)->m_refCount == 0 &&
+		   ms_aInfoForModel[id].m_loadState == STREAMSTATE_LOADED)
+			goto found;
+	}
+	return false;
+found:
+	RemoveModel(ms_vehiclesLoaded[ms_lastVehicleDeleted]);
+	ms_numVehiclesLoaded--;
+	ms_vehiclesLoaded[ms_lastVehicleDeleted] = -1;
+	return true;
+}
+
+bool
+CStreaming::RemoveLeastUsedModel(void)
+{
+	CStreamingInfo *si;
+	int streamId;
+
+	for(si = ms_endLoadedList.m_prev; si != &ms_startLoadedList; si = si->m_prev){
+		streamId = si - ms_aInfoForModel;
+		if(streamId < STREAM_OFFSET_TXD){
+			if(CModelInfo::GetModelInfo(streamId)->m_refCount == 0){
+				RemoveModel(streamId);
+				return true;
+			}
+		}else{
+			if(CTxdStore::GetNumRefs(streamId - STREAM_OFFSET_TXD) == 0 &&
+			   !IsTxdUsedByRequestedModels(streamId - STREAM_OFFSET_TXD)){
+				RemoveModel(streamId);
+				return true;
+			}
+		}
+	}
+	return ms_numVehiclesLoaded > 7 && RemoveLoadedVehicle();
+}
+
+void
+CStreaming::RemoveAllUnusedModels(void)
+{
+	int i;
+
+	for(i = 0; i < MAXVEHICLESLOADED; i++)
+		RemoveLoadedVehicle();
+
+	for(i = NUM_DEFAULT_MODELS; i < MODELINFOSIZE; i++){
+		if(ms_aInfoForModel[i].m_loadState == STREAMSTATE_LOADED &&
+		   ms_aInfoForModel[i].m_flags & STREAMFLAGS_DONT_REMOVE &&
+		   CModelInfo::GetModelInfo(i)->m_refCount == 0){
+			RemoveModel(i);
+			ms_aInfoForModel[i].m_loadState = STREAMSTATE_NOTLOADED;
+		}
+	}
+}
+
+bool
+CStreaming::RemoveReferencedTxds(int32 mem)
+{
+	CStreamingInfo *si;
+	int streamId;
+
+	for(si = ms_endLoadedList.m_prev; si != &ms_startLoadedList; si = si->m_prev){
+		streamId = si - ms_aInfoForModel;
+		if(streamId >= STREAM_OFFSET_TXD &&
+		   CTxdStore::GetNumRefs(streamId-STREAM_OFFSET_TXD) == 0){
+			RemoveModel(streamId);
+			if(ms_memoryUsed < mem)
+				return true;
+		}
+	}
+	return false;
+}
+
+// TODO: RemoveCurrentZonesModels
+
+void
+CStreaming::RemoveUnusedModelsInLoadedList(void)
+{
+	// empty
+}
+
+bool
+CStreaming::IsTxdUsedByRequestedModels(int32 txdId)
+{
+	CStreamingInfo *si;
+	int streamId;
+	int i;
+
+	for(si = ms_startRequestedList.m_next; si != &ms_endRequestedList; si = si->m_next){
+		streamId = si - ms_aInfoForModel;
+		if(streamId < STREAM_OFFSET_TXD &&
+		   CModelInfo::GetModelInfo(streamId)->GetTxdSlot() == txdId)
+			return true;
+	}
+
+	for(i = 0; i < 4; i++){
+		streamId = ms_channel[0].streamIds[i];
+		if(streamId != -1 && streamId < STREAM_OFFSET_TXD &&
+		   CModelInfo::GetModelInfo(streamId)->GetTxdSlot() == txdId)
+			return true;
+		streamId = ms_channel[1].streamIds[i];
+		if(streamId != -1 && streamId < STREAM_OFFSET_TXD &&
+		   CModelInfo::GetModelInfo(streamId)->GetTxdSlot() == txdId)
+			return true;
+	}
+
+	return false;
+}
+
+int32
+CStreaming::GetAvailableVehicleSlot(void)
+{
+	int i;
+	for(i = 0; i < MAXVEHICLESLOADED; i++)
+		if(ms_vehiclesLoaded[i] == -1)
+			return i;
+	return -1;
+}
+
+bool
+CStreaming::AddToLoadedVehiclesList(int32 modelId)
+{
+	int i;
+	int id;
+
+	if(ms_numVehiclesLoaded < desiredNumVehiclesLoaded){
+		// still room for vehicles
+		for(i = 0; i < MAXVEHICLESLOADED; i++){
+			if(ms_vehiclesLoaded[ms_lastVehicleDeleted] == -1)
+				break;
+			ms_lastVehicleDeleted++;
+			if(ms_lastVehicleDeleted == MAXVEHICLESLOADED)
+				ms_lastVehicleDeleted = 0;
+		}
+		assert(ms_vehiclesLoaded[ms_lastVehicleDeleted] == -1);
+		ms_numVehiclesLoaded++;
+	}else{
+		// find vehicle we can remove
+		for(i = 0; i < MAXVEHICLESLOADED; i++){
+			id = ms_vehiclesLoaded[ms_lastVehicleDeleted];
+			if(id != -1 &&
+			   (ms_aInfoForModel[id].m_flags & STREAMFLAGS_NOT_IN_LIST) == 0 &&
+			    CModelInfo::GetModelInfo(id)->m_refCount == 0)
+				goto found;
+			ms_lastVehicleDeleted++;
+			if(ms_lastVehicleDeleted == MAXVEHICLESLOADED)
+				ms_lastVehicleDeleted = 0;
+		}
+		id = -1;
+found:
+		if(id == -1){
+			// didn't find anything, try a free slot
+			id = GetAvailableVehicleSlot();
+			if(id == -1)
+				return false;	// still no luck
+			ms_lastVehicleDeleted = id;
+			// this is more that we wanted actually
+			ms_numVehiclesLoaded++;
+		}else
+			RemoveModel(id);
+	}
+
+	ms_vehiclesLoaded[ms_lastVehicleDeleted++] = modelId;
+	if(ms_lastVehicleDeleted == MAXVEHICLESLOADED)
+		ms_lastVehicleDeleted = 0;
+	return true;
+}
+
+bool
+CStreaming::IsObjectInCdImage(int32 id)
+{
+	uint32 posn, size;
+	return ms_aInfoForModel[id].GetCdPosnAndSize(posn, size);
+}
+
+void
+CStreaming::HaveAllBigBuildingsLoaded(eLevelName level)
+{
+	int i, n;
+	CEntity *e;
+
+	if(ms_hasLoadedLODs)
+		return;
+
+	if(level == LEVEL_INDUSTRIAL){
+		if(ms_aInfoForModel[islandLODcomInd].m_loadState != STREAMSTATE_LOADED ||
+		   ms_aInfoForModel[islandLODsubInd].m_loadState != STREAMSTATE_LOADED)
+			return;
+	}else if(level == LEVEL_COMMERCIAL){
+		if(ms_aInfoForModel[islandLODindust].m_loadState != STREAMSTATE_LOADED ||
+		   ms_aInfoForModel[islandLODsubCom].m_loadState != STREAMSTATE_LOADED)
+			return;
+	}else if(level == LEVEL_SUBURBAN){
+		if(ms_aInfoForModel[islandLODindust].m_loadState != STREAMSTATE_LOADED ||
+		   ms_aInfoForModel[islandLODcomSub].m_loadState != STREAMSTATE_LOADED)
+			return;
+	}
+
+	n = CPools::GetBuildingPool()->GetSize();
+	for(i = 0; i < n; i++){
+		e = CPools::GetBuildingPool()->GetSlot(i);
+		if(e && e->bIsBIGBuilding && e->m_level == level &&
+		   ms_aInfoForModel[e->GetModelIndex()].m_loadState != STREAMSTATE_LOADED)
+			return;
+	}
+
+	RemoveUnusedBigBuildings(level);
+	ms_hasLoadedLODs = true;
+}
+
+void
+CStreaming::SetModelIsDeletable(int32 id)
+{
+	ms_aInfoForModel[id].m_flags &= ~STREAMFLAGS_DONT_REMOVE;
+	if((id >= STREAM_OFFSET_TXD || CModelInfo::GetModelInfo(id)->m_type != MITYPE_VEHICLE) &&
+	   (ms_aInfoForModel[id].m_flags & STREAMFLAGS_SCRIPTOWNED) == 0){
+		if(ms_aInfoForModel[id].m_loadState != STREAMSTATE_LOADED)
+			RemoveModel(id);
+		else if(ms_aInfoForModel[id].m_next == nil)
+			ms_aInfoForModel[id].AddToList(&ms_startLoadedList);
+	}
+}
+
+void
+CStreaming::SetModelTxdIsDeletable(int32 id)
+{
+	SetModelIsDeletable(CModelInfo::GetModelInfo(id)->GetTxdSlot() + STREAM_OFFSET_TXD);
+}
+
+void
+CStreaming::SetMissionDoesntRequireModel(int32 id)
+{
+	ms_aInfoForModel[id].m_flags &= ~STREAMFLAGS_SCRIPTOWNED;
+	if((id >= STREAM_OFFSET_TXD || CModelInfo::GetModelInfo(id)->m_type != MITYPE_VEHICLE) &&
+	   (ms_aInfoForModel[id].m_flags & STREAMFLAGS_DONT_REMOVE) == 0){
+		if(ms_aInfoForModel[id].m_loadState != STREAMSTATE_LOADED)
+			RemoveModel(id);
+		else if(ms_aInfoForModel[id].m_next == nil)
+			ms_aInfoForModel[id].AddToList(&ms_startLoadedList);
+	}
+}
+
+void
+CStreaming::LoadInitialPeds(void)
+{
+	RequestModel(MI_COP, STREAMFLAGS_DONT_REMOVE);
+	RequestModel(MI_MALE01, STREAMFLAGS_DONT_REMOVE);
+	RequestModel(MI_TAXI_D, STREAMFLAGS_DONT_REMOVE);
+}
+
+void
+CStreaming::LoadInitialVehicles(void)
+{
+	int id;
+
+	ms_numVehiclesLoaded = 0;
+	ms_lastVehicleDeleted = 0;
+
+	if(CModelInfo::GetModelInfo("taxi", &id))
+		RequestModel(id, STREAMFLAGS_DONT_REMOVE);
+	if(CModelInfo::GetModelInfo("police", &id))
+		RequestModel(id, STREAMFLAGS_DONT_REMOVE);
+}
+
+void
+CStreaming::StreamVehiclesAndPeds(void)
+{
+	int i, model;
+	static int timeBeforeNextLoad = 0;
+	static int modelQualityClass = 0;
+
+	if(CRecordDataForGame::RecordingState == RECORDSTATE_1 ||
+	   CRecordDataForGame::RecordingState == RECORDSTATE_2)
+		return;
+
+	if(FindPlayerPed()->m_pWanted->AreSwatRequired()){
+		RequestModel(MI_ENFORCER, STREAMFLAGS_DONT_REMOVE);
+		RequestModel(MI_SWAT, STREAMFLAGS_DONT_REMOVE);
+	}else{
+		SetModelIsDeletable(MI_ENFORCER);
+		if(!HasModelLoaded(MI_ENFORCER))
+			SetModelIsDeletable(MI_SWAT);
+	}
+
+	if(FindPlayerPed()->m_pWanted->AreFbiRequired()){
+		RequestModel(MI_FBICAR, STREAMFLAGS_DONT_REMOVE);
+		RequestModel(MI_FBI, STREAMFLAGS_DONT_REMOVE);
+	}else{
+		SetModelIsDeletable(MI_FBICAR);
+		if(!HasModelLoaded(MI_FBICAR))
+			SetModelIsDeletable(MI_FBI);
+	}
+
+	if(FindPlayerPed()->m_pWanted->AreArmyRequired()){
+		RequestModel(MI_RHINO, STREAMFLAGS_DONT_REMOVE);
+		RequestModel(MI_BARRACKS, STREAMFLAGS_DONT_REMOVE);
+		RequestModel(MI_ARMY, STREAMFLAGS_DONT_REMOVE);
+	}else{
+		SetModelIsDeletable(MI_RHINO);
+		SetModelIsDeletable(MI_BARRACKS);
+		if(!HasModelLoaded(MI_RHINO) && !HasModelLoaded(MI_BARRACKS))
+			SetModelIsDeletable(MI_ARMY);
+	}
+
+	if(FindPlayerPed()->m_pWanted->NumOfHelisRequired() > 0)
+		RequestModel(MI_CHOPPER, STREAMFLAGS_DONT_REMOVE);
+	else
+		SetModelIsDeletable(MI_CHOPPER);
+
+	if(timeBeforeNextLoad >= 0)
+		timeBeforeNextLoad--;
+	else if(ms_numVehiclesLoaded <= desiredNumVehiclesLoaded){
+		for(i = 0; i <= 10; i++){
+			model =  CCarCtrl::ChooseCarModel(modelQualityClass);
+			modelQualityClass++;
+			if(modelQualityClass >= NUM_VEHICLE_CLASSES)
+				modelQualityClass = 0;
+
+			// check if we want to load this model
+			if(ms_aInfoForModel[model].m_loadState == STREAMSTATE_NOTLOADED &&
+			   ((CVehicleModelInfo*)CModelInfo::GetModelInfo(model))->m_level & (1 << (CGame::currLevel-1)))
+				break;
+		}
+
+		if(i <= 10){
+			RequestModel(model, STREAMFLAGS_DEPENDENCY);
+			timeBeforeNextLoad = 500;
+		}
+	}
+}
+
+void
+CStreaming::StreamZoneModels(const CVector &pos)
+{
+	int i;
+	uint16 gangsToLoad, gangCarsToLoad, bit;
+	CZoneInfo info;
+
+	CTheZones::GetZoneInfoForTimeOfDay(&pos, &info);
+
+	if(info.pedGroup != ms_currentPedGrp){
+
+		// unload pevious group
+		if(ms_currentPedGrp != -1)
+			for(i = 0; i < 8; i++){
+				if(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i] == -1)
+					break;
+				SetModelIsDeletable(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i]);
+				SetModelTxdIsDeletable(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i]);
+			}
+
+		ms_currentPedGrp = info.pedGroup;
+
+		for(i = 0; i < 8; i++){
+			if(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i] == -1)
+				break;
+			RequestModel(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i], STREAMFLAGS_DONT_REMOVE);
+		}
+	}
+	RequestModel(MI_MALE01, STREAMFLAGS_DONT_REMOVE);
+
+	gangsToLoad = 0;
+	gangCarsToLoad = 0;
+	if(info.gangDensity[0] != 0) gangsToLoad |= 1<<0;
+	if(info.gangDensity[1] != 0) gangsToLoad |= 1<<1;
+	if(info.gangDensity[2] != 0) gangsToLoad |= 1<<2;
+	if(info.gangDensity[3] != 0) gangsToLoad |= 1<<3;
+	if(info.gangDensity[4] != 0) gangsToLoad |= 1<<4;
+	if(info.gangDensity[5] != 0) gangsToLoad |= 1<<5;
+	if(info.gangDensity[6] != 0) gangsToLoad |= 1<<6;
+	if(info.gangDensity[7] != 0) gangsToLoad |= 1<<7;
+	if(info.gangDensity[8] != 0) gangsToLoad |= 1<<8;
+	if(info.gangThreshold[0] != info.copDensity) gangCarsToLoad |= 1<<0;
+	if(info.gangThreshold[1] != info.gangThreshold[0]) gangCarsToLoad |= 1<<1;
+	if(info.gangThreshold[2] != info.gangThreshold[1]) gangCarsToLoad |= 1<<2;
+	if(info.gangThreshold[3] != info.gangThreshold[2]) gangCarsToLoad |= 1<<3;
+	if(info.gangThreshold[4] != info.gangThreshold[3]) gangCarsToLoad |= 1<<4;
+	if(info.gangThreshold[5] != info.gangThreshold[4]) gangCarsToLoad |= 1<<5;
+	if(info.gangThreshold[6] != info.gangThreshold[5]) gangCarsToLoad |= 1<<6;
+	if(info.gangThreshold[7] != info.gangThreshold[6]) gangCarsToLoad |= 1<<7;
+	if(info.gangThreshold[8] != info.gangThreshold[7]) gangCarsToLoad |= 1<<8;
+
+	if(gangsToLoad == ms_loadedGangs && gangCarsToLoad == ms_loadedGangCars)
+		return;
+
+	// This makes things simpler than the game does it
+	gangsToLoad |= gangCarsToLoad;
+
+	for(i = 0; i < NUM_GANGS; i++){
+		bit = 1<<i;
+
+		if(gangsToLoad & bit && (ms_loadedGangs & bit) == 0){
+			RequestModel(MI_GANG01 + i*2, STREAMFLAGS_DONT_REMOVE);
+			RequestModel(MI_GANG01 + i*2 + 1, STREAMFLAGS_DONT_REMOVE);
+			ms_loadedGangs |= bit;
+		}else if((gangsToLoad & bit) == 0 && ms_loadedGangs & bit){
+			SetModelIsDeletable(MI_GANG01 + i*2);
+			SetModelIsDeletable(MI_GANG01 + i*2 + 1);
+			SetModelTxdIsDeletable(MI_GANG01 + i*2);
+			SetModelTxdIsDeletable(MI_GANG01 + i*2 + 1);
+			ms_loadedGangs &= ~bit;
+		}
+
+		if(gangCarsToLoad & bit && (ms_loadedGangCars & bit) == 0){
+			RequestModel(CGangs::GetGangInfo(i)->m_nVehicleMI, STREAMFLAGS_DONT_REMOVE);
+		}else if((gangCarsToLoad & bit) == 0 && ms_loadedGangCars & bit){
+			SetModelIsDeletable(CGangs::GetGangInfo(i)->m_nVehicleMI);
+			SetModelTxdIsDeletable(CGangs::GetGangInfo(i)->m_nVehicleMI);
+		}
+	}
+	ms_loadedGangCars = gangCarsToLoad;
+}
+
+void
+CStreaming::RemoveCurrentZonesModels(void)
+{
+	int i;
+
+	if(ms_currentPedGrp != -1)
+		for(i = 0; i < 8; i++){
+			if(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i] == -1)
+				break;
+			if(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i] != MI_MALE01)
+				SetModelIsDeletable(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i]);
+		}
+
+	for(i = 0; i < NUM_GANGS; i++){
+		SetModelIsDeletable(MI_GANG01 + i*2);
+		SetModelIsDeletable(MI_GANG01 + i*2 + 1);
+		if(CGangs::GetGangInfo(i)->m_nVehicleMI != -1)
+			SetModelIsDeletable(CGangs::GetGangInfo(i)->m_nVehicleMI);
+	}
+
+	ms_currentPedGrp = -1;
+	ms_loadedGangs = 0;
+	ms_loadedGangCars = 0;
+}
+
+
+
+// Find starting offset of the cdimage we next want to read
+// Not useful at all on PC...
+int32
+CStreaming::GetCdImageOffset(int32 lastPosn)
+{
+	int offset, off;
+	int i, img;
+	int dist, mindist;
+
+	img = -1;
+	mindist = INT_MAX;
+	offset = ms_imageOffsets[ms_lastImageRead];
+	if(lastPosn <= offset || lastPosn > offset + ms_imageSize){
+		// last read position is not in last image
+		for(i = 0; i < NUMCDIMAGES; i++){
+			off = ms_imageOffsets[i];
+			if(off == -1) continue;
+			if((uint32)lastPosn > (uint32)off)
+				// after start of image, get distance from end
+				// negative if before end!
+				dist = lastPosn - (off + ms_imageSize);
+			else
+				// before image, get offset to start
+				// this will never be negative
+				dist = off - lastPosn;
+			if(dist < mindist){
+				img = i;
+				mindist = dist;
+			}
+		}
+		assert(img >= 0);
+		offset = ms_imageOffsets[img];
+		ms_lastImageRead = img;
+	}
+	return offset;
+}
+
+inline bool
+TxdAvailable(int32 txdId)
+{
+	CStreamingInfo *si = &CStreaming::ms_aInfoForModel[txdId + STREAM_OFFSET_TXD];
+	return si->m_loadState == STREAMSTATE_LOADED || si->m_loadState == STREAMSTATE_READING;
+}
+
+// Find stream id of next requested file in cdimage
+int32
+CStreaming::GetNextFileOnCd(int32 lastPosn, bool priority)
+{
+	CStreamingInfo *si, *next;
+	int streamId;
+	uint32 posn, size;
+	int streamIdFirst, streamIdNext;
+	uint32 posnFirst, posnNext;
+
+	streamIdFirst = -1;
+	streamIdNext = -1;
+	posnFirst = UINT_MAX;
+	posnNext = UINT_MAX;
+
+	for(si = ms_startRequestedList.m_next; si != &ms_endRequestedList; si = next){
+		next = si->m_next;
+		streamId = si - ms_aInfoForModel;
+
+		// only priority requests if there are any
+		if(priority && ms_numPriorityRequests != 0 && !si->IsPriority())
+			continue;
+
+		// request Txd if necessary
+		if(streamId < STREAM_OFFSET_TXD &&
+		   !TxdAvailable(CModelInfo::GetModelInfo(streamId)->GetTxdSlot())){
+			ReRequestTxd(CModelInfo::GetModelInfo(streamId)->GetTxdSlot());
+		}else if(ms_aInfoForModel[streamId].GetCdPosnAndSize(posn, size)){
+			if(posn < posnFirst){
+				// find first requested file in image
+				streamIdFirst = streamId;
+				posnFirst = posn;
+			}
+			if(posn < posnNext && posn >= (uint32)lastPosn){
+				// find first requested file after last read position
+				streamIdNext = streamId;
+				posnNext = posn;
+			}
+		}else{
+			// empty file
+			DecrementRef(streamId);
+			si->RemoveFromList();
+			si->m_loadState = STREAMSTATE_LOADED;
+		}
+	}
+
+	// wrap around
+	if(streamIdNext == -1)
+		streamIdNext = streamIdFirst;
+
+	if(streamIdNext == -1 && ms_numPriorityRequests != 0){
+		// try non-priority files
+		ms_numPriorityRequests = 0;
+		streamIdNext = GetNextFileOnCd(lastPosn, false);
+	}
+
+	return streamIdNext;
+}
+
+/*
+ * Streaming buffer size is half of the largest file.
+ * Files larger than the buffer size can only be loaded by channel 0,
+ * which then uses both buffers, while channel 1 is idle.
+ * ms_bLoadingBigModel is set to true to indicate this state.
+ *
+ * TODO: two-part files
+ */
+
+// Make channel read from disc
+void
+CStreaming::RequestModelStream(int32 ch)
+{
+	int lastPosn, imgOffset, streamId;
+	int totalSize;
+	uint32 posn, size, unused;
+	int i;
+	int haveBigFile, havePed;
+
+	lastPosn = CdStreamGetLastPosn();
+	imgOffset = GetCdImageOffset(lastPosn);
+	streamId = GetNextFileOnCd(lastPosn - imgOffset, true);
+
+	if(streamId == -1)
+		return;
+
+	// remove Txds that aren't requested anymore
+	while(streamId >= STREAM_OFFSET_TXD){
+		if(ms_aInfoForModel[streamId].m_flags & STREAMFLAGS_KEEP_IN_MEMORY ||
+		   IsTxdUsedByRequestedModels(streamId - STREAM_OFFSET_TXD))
+			break;
+		RemoveModel(streamId);
+		// so try next file
+		ms_aInfoForModel[streamId].GetCdPosnAndSize(posn, size);
+		streamId = GetNextFileOnCd(posn + size, true);
+	}
+
+	if(streamId == -1)
+		return;
+
+	ms_aInfoForModel[streamId].GetCdPosnAndSize(posn, size);
+	if(size > (uint32)ms_streamingBufferSize){
+		// Can only load big models on channel 0, and 1 has to be idle
+		if(ch == 1 || ms_channel[1].state != CHANNELSTATE_IDLE)
+			return;
+		ms_bLoadingBigModel = true;
+	}
+
+	// Load up to 4 adjacent files
+	haveBigFile = 0;
+	havePed = 0;
+	totalSize = 0;
+	for(i = 0; i < 4; i++){
+		// no more files we can read
+		if(streamId == -1 || ms_aInfoForModel[streamId].m_loadState != STREAMSTATE_INQUEUE)
+			break;
+
+		// also stop at non-priority files
+		ms_aInfoForModel[streamId].GetCdPosnAndSize(unused, size);
+		if(ms_numPriorityRequests != 0 && !ms_aInfoForModel[streamId].IsPriority())
+			break;
+
+		// Can't load certain combinations of files together
+		if(streamId < STREAM_OFFSET_TXD){
+			if(havePed && CModelInfo::GetModelInfo(streamId)->m_type == MITYPE_PED ||
+			   haveBigFile && CModelInfo::GetModelInfo(streamId)->m_type == MITYPE_VEHICLE ||
+			   !TxdAvailable(CModelInfo::GetModelInfo(streamId)->GetTxdSlot()))
+				break;
+		}else{
+			if(haveBigFile && size > 200)
+				break;
+		}
+
+		// Now add the file
+		ms_channel[ch].streamIds[i] = streamId;
+		ms_channel[ch].offsets[i] = totalSize;
+		totalSize += size;
+
+		// To big for buffer, remove again
+		if(totalSize > ms_streamingBufferSize && i > 0){
+			totalSize -= size;
+			break;
+		}
+		if(streamId < STREAM_OFFSET_TXD){
+			if(CModelInfo::GetModelInfo(streamId)->m_type == MITYPE_PED)
+				havePed = 1;
+			if(CModelInfo::GetModelInfo(streamId)->m_type == MITYPE_VEHICLE)
+				haveBigFile = 1;
+		}else{
+			if(size > 200)
+				haveBigFile = 1;
+		}
+		ms_aInfoForModel[streamId].m_loadState = STREAMSTATE_READING;
+		ms_aInfoForModel[streamId].RemoveFromList();
+		DecrementRef(streamId);
+
+		streamId = ms_aInfoForModel[streamId].m_nextID;
+	}
+
+	// clear remaining slots
+	for(; i < 4; i++)
+		ms_channel[ch].streamIds[i] = -1;
+	// Now read the data
+	assert(!(ms_bLoadingBigModel && ch == 1));	// this would clobber the buffer
+	if(CdStreamRead(ch, ms_pStreamingBuffer[ch], imgOffset+posn, totalSize) == STREAM_NONE)
+		debug("FUCKFUCKFUCK\n");
+	ms_channel[ch].state = CHANNELSTATE_READING;
+	ms_channel[ch].field24 = 0;
+	ms_channel[ch].size = totalSize;
+	ms_channel[ch].position = imgOffset+posn;
+	ms_channel[ch].numTries = 0;
+}
+
+// Load data previously read from disc
+bool
+CStreaming::ProcessLoadingChannel(int32 ch)
+{
+	int status;
+	int i, id, cdsize;
+
+	status = CdStreamGetStatus(ch);
+	if(status != STREAM_NONE){
+		// busy
+		if(status != STREAM_READING && status != STREAM_WAITING){
+			ms_channelError = ch;
+			ms_channel[ch].state = CHANNELSTATE_ERROR;
+			ms_channel[ch].status = status;
+		}
+		return false;
+	}
+
+	if(ms_channel[ch].state == CHANNELSTATE_STARTED){
+		ms_channel[ch].state = CHANNELSTATE_IDLE;
+		FinishLoadingLargeFile(&ms_pStreamingBuffer[ch][ms_channel[ch].offsets[0]*CDSTREAM_SECTOR_SIZE],
+			ms_channel[ch].streamIds[0]);
+		ms_channel[ch].streamIds[0] = -1;
+	}else{
+		ms_channel[ch].state = CHANNELSTATE_IDLE;
+		for(i = 0; i < 4; i++){
+			id = ms_channel[ch].streamIds[i];
+			if(id == -1)
+				continue;
+
+			cdsize = ms_aInfoForModel[id].GetCdSize();
+			if(id < STREAM_OFFSET_TXD &&
+			   CModelInfo::GetModelInfo(id)->m_type == MITYPE_VEHICLE &&
+			   ms_numVehiclesLoaded >= desiredNumVehiclesLoaded &&
+			   !RemoveLoadedVehicle() &&
+			   ((ms_aInfoForModel[id].m_flags & STREAMFLAGS_NOT_IN_LIST) == 0 || GetAvailableVehicleSlot() == -1)){
+				// can't load vehicle
+				RemoveModel(id);
+				if(ms_aInfoForModel[id].m_flags & STREAMFLAGS_NOT_IN_LIST)
+					ReRequestModel(id);
+				else if(CTxdStore::GetNumRefs(CModelInfo::GetModelInfo(id)->GetTxdSlot()) == 0)
+					RemoveTxd(CModelInfo::GetModelInfo(id)->GetTxdSlot());
+			}else{
+				MakeSpaceFor(cdsize * CDSTREAM_SECTOR_SIZE);
+				ConvertBufferToObject(&ms_pStreamingBuffer[ch][ms_channel[ch].offsets[i]*CDSTREAM_SECTOR_SIZE],
+					id);
+				if(ms_aInfoForModel[id].m_loadState == STREAMSTATE_STARTED){
+					// queue for second part
+					ms_channel[ch].state = CHANNELSTATE_STARTED;
+					ms_channel[ch].offsets[0] = ms_channel[ch].offsets[i];
+					ms_channel[ch].streamIds[0] = id;
+					if(i != 0)
+						ms_channel[ch].streamIds[i] = -1;
+				}else
+					ms_channel[ch].streamIds[i] = -1;
+			}
+		}
+	}
+
+	if(ms_bLoadingBigModel && ms_channel[ch].state != CHANNELSTATE_STARTED){
+		ms_bLoadingBigModel = false;
+		// reset channel 1 after loading a big model
+		for(i = 0; i < 4; i++)
+			ms_channel[1].streamIds[i] = -1;
+		ms_channel[1].state = CHANNELSTATE_IDLE;
+	}
+
+	return true;
+}
+
+void
+CStreaming::RetryLoadFile(int32 ch)
+{
+	char *key;
+
+	CPad::StopPadsShaking();
+
+	if(ms_channel[ch].numTries >= 3){
+		switch(ms_channel[ch].status){
+		case STREAM_ERROR_NOCD: key = "NOCD"; break;
+		case STREAM_ERROR_OPENCD: key = "OPENCD"; break;
+		case STREAM_ERROR_WRONGCD: key = "WRONGCD"; break;
+		default: key = "CDERROR"; break;
+		}
+		CHud::SetMessage(TheText.Get(key));
+		CTimer::SetCodePause(true);
+	}
+
+	switch(ms_channel[ch].state){
+	case CHANNELSTATE_IDLE:
+streamread:
+		CdStreamRead(ch, ms_pStreamingBuffer[ch], ms_channel[ch].position, ms_channel[ch].size);
+		ms_channel[ch].state = CHANNELSTATE_READING;
+		ms_channel[ch].field24 = -600;
+		break;
+	case CHANNELSTATE_READING:
+		if(ProcessLoadingChannel(ch)){
+			ms_channelError = -1;
+			CTimer::SetCodePause(false);
+		}
+		break;
+	case CHANNELSTATE_ERROR:
+		ms_channel[ch].numTries++;
+		if(CdStreamGetStatus(ch) != STREAM_READING && CdStreamGetStatus(ch) != STREAM_WAITING)
+			goto streamread;
+		break;
+	}
+}
+
+void
+CStreaming::LoadRequestedModels(void)
+{
+	static int currentChannel = 0;
+
+	// We can't read with channel 1 while channel 0 is using its buffer
+	if(ms_bLoadingBigModel)
+		currentChannel = 0;
+
+	// We have data, load
+	if(ms_channel[currentChannel].state == CHANNELSTATE_READING ||
+	   ms_channel[currentChannel].state == CHANNELSTATE_STARTED)
+		ProcessLoadingChannel(currentChannel);
+
+	if(ms_channelError == -1){
+		// Channel is idle, read more data
+		if(ms_channel[currentChannel].state == CHANNELSTATE_IDLE)
+			RequestModelStream(currentChannel);
+		// Switch channel
+		if(ms_channel[currentChannel].state != CHANNELSTATE_STARTED)
+			currentChannel = 1 - currentChannel;
+	}
+}
+
+void
+CStreaming::LoadAllRequestedModels(bool priority)
+{
+	static bool bInsideLoadAll = false;
+	int imgOffset, streamId, status;
+	int i;
+	uint32 posn, size;
+
+	if(bInsideLoadAll)
+		return;
+
+	FlushChannels();
+	imgOffset = GetCdImageOffset(CdStreamGetLastPosn());
+
+	while(ms_endRequestedList.m_prev != &ms_startRequestedList){
+		streamId = GetNextFileOnCd(0, priority);
+		if(streamId == -1)
+			break;
+
+		ms_aInfoForModel[streamId].RemoveFromList();
+		DecrementRef(streamId);
+
+		if(ms_aInfoForModel[streamId].GetCdPosnAndSize(posn, size)){
+			do
+				status = CdStreamRead(0, ms_pStreamingBuffer[0], imgOffset+posn, size);
+			while(CdStreamSync(0) || status == STREAM_NONE);
+			ms_aInfoForModel[streamId].m_loadState = STREAMSTATE_READING;
+
+			MakeSpaceFor(size * CDSTREAM_SECTOR_SIZE);
+			ConvertBufferToObject(ms_pStreamingBuffer[0], streamId);
+			if(ms_aInfoForModel[streamId].m_loadState == STREAMSTATE_STARTED)
+				FinishLoadingLargeFile(ms_pStreamingBuffer[0], streamId);
+
+			if(streamId < STREAM_OFFSET_TXD){
+				CSimpleModelInfo *mi = (CSimpleModelInfo*)CModelInfo::GetModelInfo(streamId);
+				if(mi->IsSimple())
+					mi->m_alpha = 255;
+			}
+		}else{
+			// empty
+			ms_aInfoForModel[streamId].m_loadState = STREAMSTATE_LOADED;
+		}
+	}
+
+	ms_bLoadingBigModel = false;
+	for(i = 0; i < 4; i++){
+		ms_channel[1].streamIds[i] = -1;
+		ms_channel[1].offsets[i] = -1;
+	}
+	ms_channel[1].state = CHANNELSTATE_IDLE;
+	bInsideLoadAll = false;
+}
+
+void
+CStreaming::FlushChannels(void)
+{
+	if(ms_channel[1].state == CHANNELSTATE_STARTED)
+		ProcessLoadingChannel(1);
+
+	if(ms_channel[0].state == CHANNELSTATE_READING){
+		CdStreamSync(0);
+		ProcessLoadingChannel(0);
+	}
+	if(ms_channel[0].state == CHANNELSTATE_STARTED)
+		ProcessLoadingChannel(0);
+
+	if(ms_channel[1].state == CHANNELSTATE_READING){
+		CdStreamSync(1);
+		ProcessLoadingChannel(1);
+	}
+	if(ms_channel[1].state == CHANNELSTATE_STARTED)
+		ProcessLoadingChannel(1);
+}
+
+void
+CStreaming::FlushRequestList(void)
+{
+	CStreamingInfo *si, *next;
+
+	for(si = ms_startRequestedList.m_next; si != &ms_endRequestedList; si = next){
+		next = si->m_next;
+		RemoveModel(si - ms_aInfoForModel);
+	}
+	FlushChannels();
+}
+
+
+void
+CStreaming::ImGonnaUseStreamingMemory(void)
+{
+	// empty
+}
+
+void
+CStreaming::IHaveUsedStreamingMemory(void)
+{
+	UpdateMemoryUsed();
+}
+
+void
+CStreaming::UpdateMemoryUsed(void)
+{
+	// empty
+}
+
+#define STREAM_DIST (2*SECTOR_SIZE_X)
+
+void
+CStreaming::AddModelsToRequestList(const CVector &pos)
+{
+	float xmin, xmax, ymin, ymax;
+	int ixmin, ixmax, iymin, iymax;
+	int ix, iy;
+	int dx, dy, d;
+	CSector *sect;
+
+	xmin = pos.x - STREAM_DIST;
+	ymin = pos.y - STREAM_DIST;
+	xmax = pos.x + STREAM_DIST;
+	ymax = pos.y + STREAM_DIST;
+
+	ixmin = CWorld::GetSectorIndexX(xmin);
+	if(ixmin < 0) ixmin = 0;
+	ixmax = CWorld::GetSectorIndexX(xmax);
+	if(ixmax >= NUMSECTORS_X) ixmax = NUMSECTORS_X-1;
+	iymin = CWorld::GetSectorIndexY(ymin);
+	if(iymin < 0) iymin = 0;
+	iymax = CWorld::GetSectorIndexY(ymax);
+	if(iymax >= NUMSECTORS_Y) iymax = NUMSECTORS_Y-1;
+
+	CWorld::AdvanceCurrentScanCode();
+
+	for(iy = iymin; iy < iymax; iy++){
+		dy = iy - CWorld::GetSectorIndexY(pos.y);
+		for(ix = ixmin; ix < ixmax; ix++){
+
+			if(CRenderer::m_loadingPriority && ms_numModelsRequested > 5)
+				return;
+
+			dx = ix - CWorld::GetSectorIndexX(pos.x);
+			d = dx*dx + dy*dy;
+			sect = CWorld::GetSector(ix, iy);
+			if(d <= 1){
+				ProcessEntitiesInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+				ProcessEntitiesInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP]);
+				ProcessEntitiesInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+				ProcessEntitiesInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+			}else if(d <= 4*4){
+				ProcessEntitiesInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], pos.x, pos.y, xmin, ymin, xmax, ymax);
+				ProcessEntitiesInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], pos.x, pos.y, xmin, ymin, xmax, ymax);
+				ProcessEntitiesInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], pos.x, pos.y, xmin, ymin, xmax, ymax);
+				ProcessEntitiesInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], pos.x, pos.y, xmin, ymin, xmax, ymax);
+			}
+		}
+	}
+}
+
+void
+CStreaming::ProcessEntitiesInSectorList(CPtrList &list, float x, float y, float xmin, float ymin, float xmax, float ymax)
+{
+	CPtrNode *node;
+	CEntity *e;
+	float lodDistSq;
+	CVector2D pos;
+
+	for(node = list.first; node; node = node->next){
+		e = (CEntity*)node->item;
+
+		if(e->m_scanCode == CWorld::GetCurrentScanCode())
+			continue;
+
+		e->m_scanCode = CWorld::GetCurrentScanCode();
+		if(!e->bStreamingDontDelete && !e->bIsSubway &&
+		   (!e->IsObject() || ((CObject*)e)->ObjectCreatedBy != TEMP_OBJECT)){
+			CTimeModelInfo *mi = (CTimeModelInfo*)CModelInfo::GetModelInfo(e->GetModelIndex());
+			if(mi->m_type != MITYPE_TIME || CClock::GetIsTimeInRange(mi->GetTimeOn(), mi->GetTimeOff())){
+				lodDistSq = sq(mi->GetLargestLodDistance());
+				lodDistSq = min(lodDistSq, sq(STREAM_DIST));
+				pos = CVector2D(e->GetPosition());
+				if(xmin < pos.x && pos.x < xmax &&
+				   ymin < pos.y && pos.y < ymax &&
+				   (CVector2D(x, y) - pos).MagnitudeSqr() < lodDistSq)
+					if(CRenderer::IsEntityCullZoneVisible(e))
+						RequestModel(e->GetModelIndex(), 0);
+			}
+		}
+	}
+}
+
+void
+CStreaming::ProcessEntitiesInSectorList(CPtrList &list)
+{
+	CPtrNode *node;
+	CEntity *e;
+
+	for(node = list.first; node; node = node->next){
+		e = (CEntity*)node->item;
+
+		if(e->m_scanCode == CWorld::GetCurrentScanCode())
+			continue;
+
+		e->m_scanCode = CWorld::GetCurrentScanCode();
+		if(!e->bStreamingDontDelete && !e->bIsSubway &&
+		   (!e->IsObject() || ((CObject*)e)->ObjectCreatedBy != TEMP_OBJECT)){
+			CTimeModelInfo *mi = (CTimeModelInfo*)CModelInfo::GetModelInfo(e->GetModelIndex());
+			if(mi->m_type != MITYPE_TIME || CClock::GetIsTimeInRange(mi->GetTimeOn(), mi->GetTimeOff()))
+				if(CRenderer::IsEntityCullZoneVisible(e))
+					RequestModel(e->GetModelIndex(), 0);
+		}
+	}
+}
+
+void
+CStreaming::DeleteFarAwayRwObjects(const CVector &pos)
+{
+	int posx, posy;
+	int x, y;
+	int r, i;
+	CSector *sect;
+
+	posx = CWorld::GetSectorIndexX(pos.x);
+	posy = CWorld::GetSectorIndexY(pos.y);
+
+	// Move oldSectorX/Y to new sector and delete RW objects in its "wake" for every step:
+	// O is the old sector, <- is the direction in which we move it,
+	// X are the sectors we delete RW objects from (except we go up to 10)
+	//            X
+	//          X X
+	//        X X X
+	//        X X X
+	// <- O   X X X
+	//        X X X
+	//        X X X
+	//          X X
+	//            X
+
+	while(posx != ms_oldSectorX){
+		if(posx < ms_oldSectorX){
+			for(r = 2; r <= 10; r++){
+				x = ms_oldSectorX + r;
+				if(x < 0)
+					continue;
+				if(x >= NUMSECTORS_X)
+					break;
+
+				for(i = -r; i <= r; i++){
+					y = ms_oldSectorY + i;
+					if(y < 0)
+						continue;
+					if(y >= NUMSECTORS_Y)
+						break;
+
+					sect = CWorld::GetSector(x, y);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+					DeleteRwObjectsInOverlapSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], ms_oldSectorX, ms_oldSectorY);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+				}
+			}
+			ms_oldSectorX--;
+		}else{
+			for(r = 2; r <= 10; r++){
+				x = ms_oldSectorX - r;
+				if(x < 0)
+					break;
+				if(x >= NUMSECTORS_X)
+					continue;
+
+				for(i = -r; i <= r; i++){
+					y = ms_oldSectorY + i;
+					if(y < 0)
+						continue;
+					if(y >= NUMSECTORS_Y)
+						break;
+
+					sect = CWorld::GetSector(x, y);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+					DeleteRwObjectsInOverlapSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], ms_oldSectorX, ms_oldSectorY);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+				}
+			}
+			ms_oldSectorX++;
+		}
+	}
+
+	while(posy != ms_oldSectorY){
+		if(posy < ms_oldSectorY){
+			for(r = 2; r <= 10; r++){
+				y = ms_oldSectorY + r;
+				if(y < 0)
+					continue;
+				if(y >= NUMSECTORS_Y)
+					break;
+
+				for(i = -r; i <= r; i++){
+					x = ms_oldSectorX + i;
+					if(x < 0)
+						continue;
+					if(x >= NUMSECTORS_X)
+						break;
+
+					sect = CWorld::GetSector(x, y);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+					DeleteRwObjectsInOverlapSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], ms_oldSectorX, ms_oldSectorY);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+				}
+			}
+			ms_oldSectorY--;
+		}else{
+			for(r = 2; r <= 10; r++){
+				y = ms_oldSectorY - r;
+				if(y < 0)
+					break;
+				if(y >= NUMSECTORS_Y)
+					continue;
+
+				for(i = -r; i <= r; i++){
+					x = ms_oldSectorX + i;
+					if(x < 0)
+						continue;
+					if(x >= NUMSECTORS_X)
+						break;
+
+					sect = CWorld::GetSector(x, y);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+					DeleteRwObjectsInOverlapSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP], ms_oldSectorX, ms_oldSectorY);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+					DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+				}
+			}
+			ms_oldSectorY++;
+		}
+	}
+}
+
+void
+CStreaming::DeleteAllRwObjects(void)
+{
+	int x, y;
+	CSector *sect;
+
+	for(x = 0; x < NUMSECTORS_X; x++)
+		for(y = 0; y < NUMSECTORS_Y; y++){
+			sect = CWorld::GetSector(x, y);
+			DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+			DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP]);
+			DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+			DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS_OVERLAP]);
+			DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+			DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES_OVERLAP]);
+		}
+}
+
+void
+CStreaming::DeleteRwObjectsAfterDeath(const CVector &pos)
+{
+	int ix, iy;
+	int x, y;
+	CSector *sect;
+
+	ix = CWorld::GetSectorIndexX(pos.x);
+	iy = CWorld::GetSectorIndexX(pos.y);
+
+	for(x = 0; x < NUMSECTORS_X; x++)
+		for(y = 0; y < NUMSECTORS_Y; y++)
+			if(fabs(ix - x) > 3.0f &&
+			   fabs(iy - y) > 3.0f){
+				sect = CWorld::GetSector(x, y);
+				DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS]);
+				DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS_OVERLAP]);
+				DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS]);
+				DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_OBJECTS_OVERLAP]);
+				DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES]);
+				DeleteRwObjectsInSectorList(sect->m_lists[ENTITYLIST_DUMMIES_OVERLAP]);
+			}
+}
+
+void
+CStreaming::DeleteRwObjectsBehindCamera(int32 mem)
+{
+	int ix, iy;
+	int x, y;
+	int xmin, xmax, ymin, ymax;
+	int inc;
+	CSector *sect;
+
+	if(ms_memoryUsed < mem)
+		return;
+
+	ix = CWorld::GetSectorIndexX(TheCamera.GetPosition().x);
+	iy = CWorld::GetSectorIndexX(TheCamera.GetPosition().y);
+
+	if(fabs(TheCamera.GetForward().x) > fabs(TheCamera.GetForward().y)){
+		// looking west/east
+
+		ymin = max(iy - 10, 0);
+		ymax = min(iy + 10, NUMSECTORS_Y);
+		assert(ymin <= ymax);
+
+		// Delete a block of sectors that we know is behind the camera
+		if(TheCamera.GetForward().x > 0){
+			// looking east
+			xmax = max(ix - 2, 0);
+			xmin = max(ix - 10, 0);
+			inc = 1;
+		}else{
+			// looking west
+			xmax = min(ix + 2, NUMSECTORS_X);
+			xmin = min(ix + 10, NUMSECTORS_X);
+			inc = -1;
+		}
+		for(y = ymin; y <= ymax; y++){
+			for(x = xmin; x != xmax; x += inc){
+				sect = CWorld::GetSector(x, y);
+				if(DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+				   DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+				   DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+					return;
+			}
+		}
+
+		// Now a block that intersects with the camera's frustum
+		if(TheCamera.GetForward().x > 0){
+			// looking east
+			xmax = max(ix + 10, 0);
+			xmin = max(ix - 2, 0);
+			inc = 1;
+		}else{
+			// looking west
+			xmax = min(ix - 10, NUMSECTORS_X);
+			xmin = min(ix + 2, NUMSECTORS_X);
+			inc = -1;
+		}
+		for(y = ymin; y <= ymax; y++){
+			for(x = xmin; x != xmax; x += inc){
+				sect = CWorld::GetSector(x, y);
+				if(DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+				   DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+				   DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+					return;
+			}
+		}
+
+		if(RemoveReferencedTxds(mem))
+			return;
+
+		// As last resort, delete objects from the last step more aggressively
+		for(y = ymin; y <= ymax; y++){
+			for(x = xmax; x != xmin; x -= inc){
+				sect = CWorld::GetSector(x, y);
+				if(DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+				   DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+				   DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+					return;
+			}
+		}
+	}else{
+		// looking north/south
+
+		xmin = max(ix - 10, 0);
+		xmax = min(ix + 10, NUMSECTORS_X);
+		assert(xmin <= xmax);
+
+		// Delete a block of sectors that we know is behind the camera
+		if(TheCamera.GetForward().y > 0){
+			// looking north
+			ymax = max(iy - 2, 0);
+			ymin = max(iy - 10, 0);
+			inc = 1;
+		}else{
+			// looking south
+			ymax = min(iy + 2, NUMSECTORS_Y);
+			ymin = min(iy + 10, NUMSECTORS_Y);
+			inc = -1;
+		}
+		for(x = xmin; x <= xmax; x++){
+			for(y = ymin; y != ymax; y += inc){
+				sect = CWorld::GetSector(x, y);
+				if(DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+				   DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+				   DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+					return;
+			}
+		}
+
+		// Now a block that intersects with the camera's frustum
+		if(TheCamera.GetForward().y > 0){
+			// looking north
+			ymax = max(iy + 10, 0);
+			ymin = max(iy - 2, 0);
+			inc = 1;
+		}else{
+			// looking south
+			ymax = min(iy - 10, NUMSECTORS_Y);
+			ymin = min(iy + 2, NUMSECTORS_Y);
+			inc = -1;
+		}
+		for(x = xmin; x <= xmax; x++){
+			for(y = ymin; y != ymax; y += inc){
+				sect = CWorld::GetSector(x, y);
+				if(DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+				   DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+				   DeleteRwObjectsNotInFrustumInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+					return;
+			}
+		}
+
+		if(RemoveReferencedTxds(mem))
+			return;
+
+		// As last resort, delete objects from the last step more aggressively
+		for(x = xmin; x <= xmax; x++){
+			for(y = ymax; y != ymin; y -= inc){
+				sect = CWorld::GetSector(x, y);
+				if(DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_BUILDINGS], mem) ||
+				   DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_DUMMIES], mem) ||
+				   DeleteRwObjectsBehindCameraInSectorList(sect->m_lists[ENTITYLIST_OBJECTS], mem))
+					return;
+			}
+		}
+	}
+}
+
+void
+CStreaming::DeleteRwObjectsInSectorList(CPtrList &list)
+{
+	CPtrNode *node;
+	CEntity *e;
+
+	for(node = list.first; node; node = node->next){
+		e = (CEntity*)node->item;
+		if(!e->bStreamingDontDelete && !e->bImBeingRendered)
+			e->DeleteRwObject();
+	}
+}
+
+void
+CStreaming::DeleteRwObjectsInOverlapSectorList(CPtrList &list, int32 x, int32 y)
+{
+	CPtrNode *node;
+	CEntity *e;
+
+	for(node = list.first; node; node = node->next){
+		e = (CEntity*)node->item;
+		if(e->m_rwObject && !e->bStreamingDontDelete && !e->bImBeingRendered){
+			// Now this is pretty weird...
+			if(fabs(CWorld::GetSectorIndexX(e->GetPosition().x) - x) >= 2.0f)
+//			{
+				e->DeleteRwObject();
+//				return;		// BUG?
+//			}
+			else	// FIX?
+			if(fabs(CWorld::GetSectorIndexY(e->GetPosition().y) - y) >= 2.0f)
+				e->DeleteRwObject();
+		}
+	}
+}
+
+bool
+CStreaming::DeleteRwObjectsBehindCameraInSectorList(CPtrList &list, int32 mem)
+{
+	CPtrNode *node;
+	CEntity *e;
+
+	for(node = list.first; node; node = node->next){
+		e = (CEntity*)node->item;
+		if(!e->bStreamingDontDelete && !e->bImBeingRendered &&
+		   e->m_rwObject && ms_aInfoForModel[e->GetModelIndex()].m_next){
+			e->DeleteRwObject();
+			if(CModelInfo::GetModelInfo(e->GetModelIndex())->m_refCount == 0){
+				RemoveModel(e->GetModelIndex());
+				if(ms_memoryUsed < mem)
+					return true;
+			}
+		}
+	}
+	return false;
+}
+
+bool
+CStreaming::DeleteRwObjectsNotInFrustumInSectorList(CPtrList &list, int32 mem)
+{
+	CPtrNode *node;
+	CEntity *e;
+
+	for(node = list.first; node; node = node->next){
+		e = (CEntity*)node->item;
+		if(!e->bStreamingDontDelete && !e->bImBeingRendered &&
+		   e->m_rwObject && !e->IsVisible() && ms_aInfoForModel[e->GetModelIndex()].m_next){
+			e->DeleteRwObject();
+			if(CModelInfo::GetModelInfo(e->GetModelIndex())->m_refCount == 0){
+				RemoveModel(e->GetModelIndex());
+				if(ms_memoryUsed < mem)
+					return true;
+			}
+		}
+	}
+	return false;
+}
+
+void
+CStreaming::MakeSpaceFor(int32 size)
+{
+	// BUG: ms_memoryAvailable can be uninitialized
+	// the code still happens to work in that case because ms_memoryAvailable is unsigned
+	// but it's not nice....
+
+	while((uint32)ms_memoryUsed >= ms_memoryAvailable - size)
+		if(!RemoveLeastUsedModel()){
+			DeleteRwObjectsBehindCamera(ms_memoryAvailable - size);
+			return;
+		}
+}
+
+void
+CStreaming::LoadScene(const CVector &pos)
+{
+	CStreamingInfo *si, *prev;
+	eLevelName level;
+
+	level = CTheZones::GetLevelFromPosition(pos);
+	debug("Start load scene\n");
+	for(si = ms_endRequestedList.m_prev; si != &ms_startRequestedList; si = prev){
+		prev = si->m_prev;
+		if((si->m_flags & (STREAMFLAGS_KEEP_IN_MEMORY|STREAMFLAGS_PRIORITY)) == 0)
+			RemoveModel(si - ms_aInfoForModel);
+	}
+	CRenderer::m_loadingPriority = false;
+	CCullZones::ForceCullZoneCoors(pos);
+	DeleteAllRwObjects();
+	AddModelsToRequestList(pos);
+	CRadar::StreamRadarSections(pos);
+	RemoveUnusedBigBuildings(level);
+	RequestBigBuildings(level);
+	LoadAllRequestedModels(false);
+	debug("End load scene\n");
+}
+
+void
+CStreaming::MemoryCardSave(uint8 *buffer, uint32 *length)
+{
+	int i;
+
+	*length = NUM_DEFAULT_MODELS;
+	for(i = 0; i < NUM_DEFAULT_MODELS; i++)
+		if(ms_aInfoForModel[i].m_loadState == STREAMSTATE_LOADED)
+			buffer[i] = ms_aInfoForModel[i].m_flags;
+		else
+			buffer[i] = 0xFF;
+}
+
+void 
+CStreaming::MemoryCardLoad(uint8 *buffer, uint32 length)
+{
+	uint32 i;
+
+	assert(length == NUM_DEFAULT_MODELS);
+	for(i = 0; i < length; i++)
+		if(ms_aInfoForModel[i].m_loadState == STREAMSTATE_LOADED)
+			if(buffer[i] != 0xFF)
+				ms_aInfoForModel[i].m_flags = buffer[i];
+}
+
+STARTPATCHES
+	InjectHook(0x406430, CStreaming::Init, PATCH_JUMP);
+	InjectHook(0x406C80, CStreaming::Shutdown, PATCH_JUMP);
+	InjectHook(0x4076C0, CStreaming::Update, PATCH_JUMP);
+	InjectHook(0x406CC0, (void (*)(void))CStreaming::LoadCdDirectory, PATCH_JUMP);
+	InjectHook(0x406DA0, (void (*)(const char*, int))CStreaming::LoadCdDirectory, PATCH_JUMP);
+	InjectHook(0x409740, CStreaming::ConvertBufferToObject, PATCH_JUMP);
+	InjectHook(0x409580, CStreaming::FinishLoadingLargeFile, PATCH_JUMP);
+	InjectHook(0x407EA0, CStreaming::RequestModel, PATCH_JUMP);
+	InjectHook(0x407FD0, CStreaming::RequestSubway, PATCH_JUMP);
+	InjectHook(0x408190, CStreaming::RequestBigBuildings, PATCH_JUMP);
+	InjectHook(0x408210, CStreaming::RequestIslands, PATCH_JUMP);
+	InjectHook(0x40A890, CStreaming::RequestSpecialModel, PATCH_JUMP);
+	InjectHook(0x40ADA0, CStreaming::RequestSpecialChar, PATCH_JUMP);
+	InjectHook(0x54A5F0, CStreaming::HasModelLoaded, PATCH_JUMP);
+	InjectHook(0x40ADC0, CStreaming::HasSpecialCharLoaded, PATCH_JUMP);
+	InjectHook(0x40ADE0, CStreaming::SetMissionDoesntRequireSpecialChar, PATCH_JUMP);
+
+	InjectHook(0x408830, CStreaming::RemoveModel, PATCH_JUMP);
+	InjectHook(0x4083A0, CStreaming::RemoveUnusedBuildings, PATCH_JUMP);
+	InjectHook(0x4083D0, CStreaming::RemoveBuildings, PATCH_JUMP);
+	InjectHook(0x408640, CStreaming::RemoveUnusedBigBuildings, PATCH_JUMP);
+	InjectHook(0x408680, CStreaming::RemoveBigBuildings, PATCH_JUMP);
+	InjectHook(0x408780, CStreaming::RemoveIslandsNotUsed, PATCH_JUMP);
+	InjectHook(0x40B180, CStreaming::RemoveLoadedVehicle, PATCH_JUMP);
+	InjectHook(0x4089B0, CStreaming::RemoveLeastUsedModel, PATCH_JUMP);
+	InjectHook(0x408940, CStreaming::RemoveAllUnusedModels, PATCH_JUMP);
+	InjectHook(0x409450, CStreaming::RemoveReferencedTxds, PATCH_JUMP);
+
+	InjectHook(0x40B160, CStreaming::GetAvailableVehicleSlot, PATCH_JUMP);
+	InjectHook(0x40B060, CStreaming::AddToLoadedVehiclesList, PATCH_JUMP);
+	InjectHook(0x4094C0, CStreaming::IsTxdUsedByRequestedModels, PATCH_JUMP);
+	InjectHook(0x407E70, CStreaming::IsObjectInCdImage, PATCH_JUMP);
+	InjectHook(0x408280, CStreaming::HaveAllBigBuildingsLoaded, PATCH_JUMP);
+	InjectHook(0x40A790, CStreaming::SetModelIsDeletable, PATCH_JUMP);
+	InjectHook(0x40A800, CStreaming::SetModelTxdIsDeletable, PATCH_JUMP);
+	InjectHook(0x40A820, CStreaming::SetMissionDoesntRequireModel, PATCH_JUMP);
+
+	InjectHook(0x40AA00, CStreaming::LoadInitialPeds, PATCH_JUMP);
+	InjectHook(0x40ADF0, CStreaming::LoadInitialVehicles, PATCH_JUMP);
+	InjectHook(0x40AE60, CStreaming::StreamVehiclesAndPeds, PATCH_JUMP);
+	InjectHook(0x40AA30, CStreaming::StreamZoneModels, PATCH_JUMP);
+	InjectHook(0x40AD00, CStreaming::RemoveCurrentZonesModels, PATCH_JUMP);
+
+	InjectHook(0x409BE0, CStreaming::ProcessLoadingChannel, PATCH_JUMP);
+	InjectHook(0x40A610, CStreaming::FlushChannels, PATCH_JUMP);
+	InjectHook(0x40A680, CStreaming::FlushRequestList, PATCH_JUMP);
+	InjectHook(0x409FF0, CStreaming::GetCdImageOffset, PATCH_JUMP);
+	InjectHook(0x409E50, CStreaming::GetNextFileOnCd, PATCH_JUMP);
+	InjectHook(0x40A060, CStreaming::RequestModelStream, PATCH_JUMP);
+	InjectHook(0x4077F0, CStreaming::RetryLoadFile, PATCH_JUMP);
+	InjectHook(0x40A390, CStreaming::LoadRequestedModels, PATCH_JUMP);
+	InjectHook(0x40A440, CStreaming::LoadAllRequestedModels, PATCH_JUMP);
+
+	InjectHook(0x4078F0, CStreaming::AddModelsToRequestList, PATCH_JUMP);
+	InjectHook(0x407C50, (void (*)(CPtrList&,float,float,float,float,float,float))CStreaming::ProcessEntitiesInSectorList, PATCH_JUMP);
+	InjectHook(0x407DD0, (void (*)(CPtrList&))CStreaming::ProcessEntitiesInSectorList, PATCH_JUMP);
+
+	InjectHook(0x407070, CStreaming::DeleteFarAwayRwObjects, PATCH_JUMP);
+	InjectHook(0x407390, CStreaming::DeleteAllRwObjects, PATCH_JUMP);
+	InjectHook(0x407400, CStreaming::DeleteRwObjectsAfterDeath, PATCH_JUMP);
+	InjectHook(0x408A60, CStreaming::DeleteRwObjectsBehindCamera, PATCH_JUMP);
+	InjectHook(0x407560, CStreaming::DeleteRwObjectsInSectorList, PATCH_JUMP);
+	InjectHook(0x4075A0, CStreaming::DeleteRwObjectsInOverlapSectorList, PATCH_JUMP);
+	InjectHook(0x409340, CStreaming::DeleteRwObjectsBehindCameraInSectorList, PATCH_JUMP);
+	InjectHook(0x4093C0, CStreaming::DeleteRwObjectsNotInFrustumInSectorList, PATCH_JUMP);
+	InjectHook(0x409B70, CStreaming::MakeSpaceFor, PATCH_JUMP);
+	InjectHook(0x40A6D0, CStreaming::LoadScene, PATCH_JUMP);
+
+	InjectHook(0x40B210, CStreaming::MemoryCardSave, PATCH_JUMP);
+	InjectHook(0x40B250, CStreaming::MemoryCardLoad, PATCH_JUMP);
+
+	InjectHook(0x4063E0, &CStreamingInfo::GetCdPosnAndSize, PATCH_JUMP);
+	InjectHook(0x406410, &CStreamingInfo::SetCdPosnAndSize, PATCH_JUMP);
+	InjectHook(0x4063D0, &CStreamingInfo::GetCdSize, PATCH_JUMP);
+	InjectHook(0x406380, &CStreamingInfo::AddToList, PATCH_JUMP);
+	InjectHook(0x4063A0, &CStreamingInfo::RemoveFromList, PATCH_JUMP);
+ENDPATCHES