9 files changed, 134 insertions, 220 deletions

diff --git a/src/control/CarCtrl.cpp b/src/control/CarCtrl.cpp
index 702bd411..34a2abee 100644
--- a/src/control/CarCtrl.cpp
+++ b/src/control/CarCtrl.cpp
@@ -664,6 +664,7 @@ CCarCtrl::ChooseGangCarModel(int32 gang)
 void
 CCarCtrl::AddToCarArray(int32 id, int32 vehclass)
 {
+	assert(TotalNumOfCarsOfRating[vehclass] < MAX_CAR_MODELS_IN_ARRAY);
 	CarArrays[vehclass][TotalNumOfCarsOfRating[vehclass]++] = id;
 }
 
diff --git a/src/control/CarCtrl.h b/src/control/CarCtrl.h
index 89de0418..8f5b6ef8 100644
--- a/src/control/CarCtrl.h
+++ b/src/control/CarCtrl.h
@@ -12,7 +12,7 @@ class CZoneInfo;
 
 enum{
 	MAX_CARS_TO_KEEP = 2,
-	MAX_CAR_MODELS_IN_ARRAY = 256,
+	MAX_CAR_MODELS_IN_ARRAY = 25,
 };
 
 #define LANE_WIDTH 5.0f
@@ -34,9 +34,11 @@ public:
 		TAXI,
 		MOPED,
 		MOTORBIKE,
+
 		LEISUREBOAT,
 		WORKERBOAT,
-		TOTAL_CUSTOM_CLASSES,
+
+		COPS,
 		MAFIA,
 		TRIAD,
 		DIABLO,
@@ -46,7 +48,11 @@ public:
 		NINES,
 		GANG8,
 		GANG9,
-		COPS
+		COPSBOAT,
+
+		NUM_CAR_CLASSES = MOTORBIKE+1,
+		NUM_BOAT_CLASSES = 2,
+		TOTAL_CUSTOM_CLASSES = NUM_CAR_CLASSES + NUM_BOAT_CLASSES
 	};
 
 	static void SwitchVehicleToRealPhysics(CVehicle*);
diff --git a/src/control/Script.cpp b/src/control/Script.cpp
index 58222317..86fe412a 100644
--- a/src/control/Script.cpp
+++ b/src/control/Script.cpp
@@ -3089,18 +3089,20 @@ int8 CRunningScript::ProcessCommands300To399(int32 command)
 	case COMMAND_SET_ZONE_CAR_INFO:
 	{
 		char label[12];
+		int16 gangDensities[NUM_GANGS];
+		int i;
+
 		CTheScripts::ReadTextLabelFromScript(&m_nIp, label);
 		m_nIp += KEY_LENGTH_IN_SCRIPT;
-		CollectParameters(&m_nIp, 16);
+		CollectParameters(&m_nIp, 12);
 		int zone = CTheZones::FindZoneByLabelAndReturnIndex(label, ZONE_INFO);
 		if (zone < 0) {
 			debug("Couldn't find zone - %s\n", label);
 			return 0;
 		}
-		CTheZones::SetZoneCarInfo(zone, ScriptParams[0], ScriptParams[1], ScriptParams[2], ScriptParams[3],
-			ScriptParams[4], ScriptParams[5], ScriptParams[6], ScriptParams[7], ScriptParams[8], 0, 0,
-			ScriptParams[9], ScriptParams[10], ScriptParams[11], ScriptParams[12],
-			ScriptParams[13], ScriptParams[14], ScriptParams[15]);
+		for(i = 0; i < NUM_GANGS; i++)
+			gangDensities[i] = ScriptParams[2+i];
+		CTheZones::SetZoneCarInfo(zone, ScriptParams[0], ScriptParams[1], ScriptParams[11], gangDensities);
 		return 0;
 	}
 	/* Not implemented.
diff --git a/src/core/FileLoader.cpp b/src/core/FileLoader.cpp
index f886561c..a37adc21 100644
--- a/src/core/FileLoader.cpp
+++ b/src/core/FileLoader.cpp
@@ -826,54 +826,34 @@ CFileLoader::LoadVehicleObject(const char *line)
 
 	mi->m_handlingId = mod_HandlingManager.GetHandlingId(handlingId);
 
-	// Well this is kinda dumb....
-	if(strncmp(vehclass, "normal", 7) == 0){
+	if(strncmp(vehclass, "normal", 7) == 0)
 		mi->m_vehicleClass = CCarCtrl::NORMAL;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::NORMAL);
-	}else if(strncmp(vehclass, "poorfamily", 11) == 0){
+	else if(strncmp(vehclass, "poorfamily", 11) == 0)
 		mi->m_vehicleClass = CCarCtrl::POOR;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::POOR);
-	}else if(strncmp(vehclass, "richfamily", 11) == 0){
+	else if(strncmp(vehclass, "richfamily", 11) == 0)
 		mi->m_vehicleClass = CCarCtrl::RICH;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::RICH);
-	}else if(strncmp(vehclass, "executive", 10) == 0){
+	else if(strncmp(vehclass, "executive", 10) == 0)
 		mi->m_vehicleClass = CCarCtrl::EXEC;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::EXEC);
-	}else if(strncmp(vehclass, "worker", 7) == 0){
+	else if(strncmp(vehclass, "worker", 7) == 0)
 		mi->m_vehicleClass = CCarCtrl::WORKER;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::WORKER);
-	}else if(strncmp(vehclass, "big", 4) == 0){
+	else if(strncmp(vehclass, "big", 4) == 0)
 		mi->m_vehicleClass = CCarCtrl::BIG;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::BIG);
-	}else if(strncmp(vehclass, "taxi", 5) == 0){
+	else if(strncmp(vehclass, "taxi", 5) == 0)
 		mi->m_vehicleClass = CCarCtrl::TAXI;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::TAXI);
-	}else if(strncmp(vehclass, "moped", 6) == 0){
+	else if(strncmp(vehclass, "moped", 6) == 0)
 		mi->m_vehicleClass = CCarCtrl::MOPED;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::MOPED);
-	}else if(strncmp(vehclass, "motorbike", 10) == 0){
+	else if(strncmp(vehclass, "motorbike", 10) == 0)
 		mi->m_vehicleClass = CCarCtrl::MOTORBIKE;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::MOTORBIKE);
-	}else if(strncmp(vehclass, "leisureboat", 12) == 0){
+	else if(strncmp(vehclass, "leisureboat", 12) == 0)
 		mi->m_vehicleClass = CCarCtrl::LEISUREBOAT;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::LEISUREBOAT);
-	}else if(strncmp(vehclass, "workerboat", 11) == 0){
+	else if(strncmp(vehclass, "workerboat", 11) == 0)
 		mi->m_vehicleClass = CCarCtrl::WORKERBOAT;
-		while(frequency-- > 0)
-			CCarCtrl::AddToCarArray(id, CCarCtrl::WORKERBOAT);
-	}else if(strncmp(vehclass, "ignore", 11) == 0){
+	else if(strncmp(vehclass, "ignore", 11) == 0){
 		mi->m_vehicleClass = -1;
+		return;
 	}
+	CCarCtrl::AddToCarArray(id, mi->m_vehicleClass);
+	mi->m_frequency = frequency;
 }
 
 void
diff --git a/src/core/Streaming.cpp b/src/core/Streaming.cpp
index 05b0c1f9..b2c3b84d 100644
--- a/src/core/Streaming.cpp
+++ b/src/core/Streaming.cpp
@@ -1305,6 +1305,7 @@ if(model < 0)
 	}
 }
 
+//--MIAMI: TODO
 void
 CStreaming::StreamZoneModels(const CVector &pos)
 {
@@ -1318,7 +1319,7 @@ CStreaming::StreamZoneModels(const CVector &pos)
 
 		// unload pevious group
 		if(ms_currentPedGrp != -1)
-			for(i = 0; i < 8; i++){
+			for(i = 0; i < NUMMODELSPERPEDGROUP; i++){
 				if(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i] == -1)
 					break;
 				SetModelIsDeletable(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i]);
@@ -1327,7 +1328,7 @@ CStreaming::StreamZoneModels(const CVector &pos)
 
 		ms_currentPedGrp = info.pedGroup;
 
-		for(i = 0; i < 8; i++){
+		for(i = 0; i < NUMMODELSPERPEDGROUP; i++){
 			if(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i] == -1)
 				break;
 			RequestModel(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i], STREAMFLAGS_DONT_REMOVE);
@@ -1337,29 +1338,20 @@ CStreaming::StreamZoneModels(const CVector &pos)
 
 	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(info.gangPedThreshold[0] != info.copPedThreshold)
+		gangsToLoad = 1;
+	for(i = 1; i < NUM_GANGS; i++)
+		if(info.gangPedThreshold[i] != info.gangPedThreshold[i-1])
+			gangsToLoad |= 1<<i;
+	if(info.gangThreshold[0] != info.copThreshold)
+		gangCarsToLoad = 1;
+	for(i = 1; i < NUM_GANGS; i++)
+		if(info.gangThreshold[i] != info.gangThreshold[i-1])
+			gangCarsToLoad |= 1<<i;
 
 	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++){
@@ -1397,7 +1389,7 @@ CStreaming::RemoveCurrentZonesModels(void)
 	int i;
 
 	if(ms_currentPedGrp != -1)
-		for(i = 0; i < 8; i++){
+		for(i = 0; i < NUMMODELSPERPEDGROUP; i++){
 			if(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i] == -1)
 				break;
 			if(CPopulation::ms_pPedGroups[ms_currentPedGrp].models[i] != MI_MALE01)
diff --git a/src/core/Zones.cpp b/src/core/Zones.cpp
index b87665ae..589ca2e3 100644
--- a/src/core/Zones.cpp
+++ b/src/core/Zones.cpp
@@ -25,27 +25,6 @@ CZoneInfo CTheZones::ZoneInfoArray[2*NUMINFOZONES];
 
 #define SWAPF(a, b) { float t; t = a; a = b; b = t; }
 
-static void
-CheckZoneInfo(CZoneInfo *info)
-{
-	assert(info->carThreshold[0] >= 0);
-	assert(info->carThreshold[0] <= info->carThreshold[1]);
-	assert(info->carThreshold[1] <= info->carThreshold[2]);
-	assert(info->carThreshold[2] <= info->carThreshold[3]);
-	assert(info->carThreshold[3] <= info->carThreshold[4]);
-	assert(info->carThreshold[4] <= info->carThreshold[5]);
-	assert(info->carThreshold[5] <= info->copThreshold);
-	assert(info->copThreshold <= info->gangThreshold[0]);
-	assert(info->gangThreshold[0] <= info->gangThreshold[1]);
-	assert(info->gangThreshold[1] <= info->gangThreshold[2]);
-	assert(info->gangThreshold[2] <= info->gangThreshold[3]);
-	assert(info->gangThreshold[3] <= info->gangThreshold[4]);
-	assert(info->gangThreshold[4] <= info->gangThreshold[5]);
-	assert(info->gangThreshold[5] <= info->gangThreshold[6]);
-	assert(info->gangThreshold[6] <= info->gangThreshold[7]);
-	assert(info->gangThreshold[7] <= info->gangThreshold[8]);
-}
-
 //--MIAMI: done
 wchar*
 CZone::GetTranslatedName(void)
@@ -53,11 +32,11 @@ CZone::GetTranslatedName(void)
 	return TheText.Get(name);
 }
 
-//--MIAMI: check out zoneinfo
+//--MIAMI: done
 void
 CTheZones::Init(void)
 {
-	int i;
+	int i, j;
 	for(i = 0; i < NUMAUDIOZONES; i++)
 		AudioZoneArray[i] = -1;
 	NumberOfAudioZones = 0;
@@ -69,27 +48,39 @@ CTheZones::Init(void)
 		memset(&InfoZoneArray[i], 0, sizeof(CZone));
 
 	CZoneInfo *zonei;
-	int x = 1000/6;
+	int x = 1000/9;
 	for(i = 0; i < 2*NUMINFOZONES; i++){
-		zonei = &ZoneInfoArray[i];
-		zonei->carDensity = 10;
-		zonei->carThreshold[0] = x;
-		zonei->carThreshold[1] = zonei->carThreshold[0] + x;
-		zonei->carThreshold[2] = zonei->carThreshold[1] + x;
-		zonei->carThreshold[3] = zonei->carThreshold[2] + x;
-		zonei->carThreshold[4] = zonei->carThreshold[3];
-		zonei->carThreshold[5] = zonei->carThreshold[4];
-		zonei->copThreshold = zonei->carThreshold[5] + x;
-		zonei->gangThreshold[0] = zonei->copThreshold;
-		zonei->gangThreshold[1] = zonei->gangThreshold[0];
-		zonei->gangThreshold[2] = zonei->gangThreshold[1];
-		zonei->gangThreshold[3] = zonei->gangThreshold[2];
-		zonei->gangThreshold[4] = zonei->gangThreshold[3];
-		zonei->gangThreshold[5] = zonei->gangThreshold[4];
-		zonei->gangThreshold[6] = zonei->gangThreshold[5];
-		zonei->gangThreshold[7] = zonei->gangThreshold[6];
-		zonei->gangThreshold[8] = zonei->gangThreshold[7];
-		CheckZoneInfo(zonei);
+		// Cars
+
+		ZoneInfoArray[i].carDensity = 10;
+		ZoneInfoArray[i].carThreshold[0] = x;
+		ZoneInfoArray[i].carThreshold[1] = ZoneInfoArray[i].carThreshold[0] + x;
+		ZoneInfoArray[i].carThreshold[2] = ZoneInfoArray[i].carThreshold[1] + x;
+		ZoneInfoArray[i].carThreshold[3] = ZoneInfoArray[i].carThreshold[2] + x;
+		ZoneInfoArray[i].carThreshold[4] = ZoneInfoArray[i].carThreshold[3] + x;
+		ZoneInfoArray[i].carThreshold[5] = ZoneInfoArray[i].carThreshold[4] + x;
+		ZoneInfoArray[i].carThreshold[6] = ZoneInfoArray[i].carThreshold[5] + x;
+		ZoneInfoArray[i].carThreshold[7] = ZoneInfoArray[i].carThreshold[6] + x;
+		ZoneInfoArray[i].carThreshold[8] = 1000;
+
+		ZoneInfoArray[i].boatThreshold[0] = 500;
+		ZoneInfoArray[i].boatThreshold[1] = 1000;
+
+		// What's going on here? this looks more like density
+		ZoneInfoArray[i].copThreshold = 50;
+		for(j = 0; j < NUM_GANGS; j++)
+			ZoneInfoArray[i].gangThreshold[j] = ZoneInfoArray[i].copThreshold;
+
+		// Peds
+
+		ZoneInfoArray[i].pedDensity = 12;
+
+		// What's going on here? this looks more like density
+		ZoneInfoArray[i].copPedThreshold = 50;
+		for(j = 0; j < NUM_GANGS; j++)
+			ZoneInfoArray[i].gangPedThreshold[j] = ZoneInfoArray[i].copPedThreshold;
+
+		ZoneInfoArray[i].pedGroup = 0;
 	}
 
 	TotalNumberOfZoneInfos = 1;	// why 1?
@@ -450,6 +441,7 @@ CTheZones::GetZoneInfoForTimeOfDay(const CVector *pos, CZoneInfo *info)
 {
 	CZoneInfo *day, *night;
 	float d, n;
+	int i;
 
 	day = GetZoneInfo(pos, 1);
 	night = GetZoneInfo(pos, 0);
@@ -469,109 +461,45 @@ CTheZones::GetZoneInfoForTimeOfDay(const CVector *pos, CZoneInfo *info)
 			n = 1.0f - d;
 		}
 		info->carDensity = day->carDensity * d + night->carDensity * n;
-		info->carThreshold[0] = day->carThreshold[0] * d + night->carThreshold[0] * n;
-		info->carThreshold[1] = day->carThreshold[1] * d + night->carThreshold[1] * n;
-		info->carThreshold[2] = day->carThreshold[2] * d + night->carThreshold[2] * n;
-		info->carThreshold[3] = day->carThreshold[3] * d + night->carThreshold[3] * n;
-		info->carThreshold[4] = day->carThreshold[4] * d + night->carThreshold[4] * n;
-		info->carThreshold[5] = day->carThreshold[5] * d + night->carThreshold[5] * n;
-		info->copThreshold = day->copThreshold * d + night->copThreshold * n;
-		info->gangThreshold[0] = day->gangThreshold[0] * d + night->gangThreshold[0] * n;
-		info->gangThreshold[1] = day->gangThreshold[1] * d + night->gangThreshold[1] * n;
-		info->gangThreshold[2] = day->gangThreshold[2] * d + night->gangThreshold[2] * n;
-		info->gangThreshold[3] = day->gangThreshold[3] * d + night->gangThreshold[3] * n;
-		info->gangThreshold[4] = day->gangThreshold[4] * d + night->gangThreshold[4] * n;
-		info->gangThreshold[5] = day->gangThreshold[5] * d + night->gangThreshold[5] * n;
-		info->gangThreshold[6] = day->gangThreshold[6] * d + night->gangThreshold[6] * n;
-		info->gangThreshold[7] = day->gangThreshold[7] * d + night->gangThreshold[7] * n;
-		info->gangThreshold[8] = day->gangThreshold[8] * d + night->gangThreshold[8] * n;
+		for(i = 0; i < ARRAY_SIZE(info->carThreshold); i++)
+			info->carThreshold[i] = day->carThreshold[i] * d + night->carThreshold[i] * n;
+		for(i = 0; i < ARRAY_SIZE(info->boatThreshold); i++)
+			info->boatThreshold[i] = day->boatThreshold[i] * d + night->boatThreshold[i] * n;
+		for(i = 0; i < ARRAY_SIZE(info->gangThreshold); i++)
+			info->gangThreshold[i] = day->gangThreshold[i] * d + night->gangThreshold[i] * n;
 
+		info->copThreshold = day->copThreshold * d + night->copThreshold * n;
 		info->pedDensity = day->pedDensity * d + night->pedDensity * n;
-		info->copDensity = day->copDensity * d + night->copDensity * n;
-		info->gangDensity[0] = day->gangDensity[0] * d + night->gangDensity[0] * n;
-		info->gangDensity[1] = day->gangDensity[1] * d + night->gangDensity[1] * n;
-		info->gangDensity[2] = day->gangDensity[2] * d + night->gangDensity[2] * n;
-		info->gangDensity[3] = day->gangDensity[3] * d + night->gangDensity[3] * n;
-		info->gangDensity[4] = day->gangDensity[4] * d + night->gangDensity[4] * n;
-		info->gangDensity[5] = day->gangDensity[5] * d + night->gangDensity[5] * n;
-		info->gangDensity[6] = day->gangDensity[6] * d + night->gangDensity[6] * n;
-		info->gangDensity[7] = day->gangDensity[7] * d + night->gangDensity[7] * n;
-		info->gangDensity[8] = day->gangDensity[8] * d + night->gangDensity[8] * n;
+		info->copPedThreshold = day->copPedThreshold * d + night->copPedThreshold * n;
+		for(i = 0; i < ARRAY_SIZE(info->gangPedThreshold); i++)
+			info->gangPedThreshold[i] = day->gangPedThreshold[i] * d + night->gangPedThreshold[i] * n;
 	}
 	if(CClock::GetIsTimeInRange(5, 19))
 		info->pedGroup = day->pedGroup;
 	else
 		info->pedGroup = night->pedGroup;
-
-	CheckZoneInfo(info);
 }
 
 void
 CTheZones::SetZoneCarInfo(uint16 zoneid, uint8 day, int16 carDensity,
-	int16 gang0Num, int16 gang1Num, int16 gang2Num,
-	int16 gang3Num, int16 gang4Num, int16 gang5Num,
-	int16 gang6Num, int16 gang7Num, int16 gang8Num,
-	int16 copNum,
-	int16 car0Num, int16 car1Num, int16 car2Num,
-	int16 car3Num, int16 car4Num, int16 car5Num)
+	int16 copCarDensity, const int16 *gangCarDensities)
 {
 	CZone *zone;
 	CZoneInfo *info;
 	zone = GetInfoZone(zoneid);
 	info = &ZoneInfoArray[day ? zone->zoneinfoDay : zone->zoneinfoNight];
 
-	CheckZoneInfo(info);
-
-	if(carDensity != -1) info->carDensity = carDensity;
-	int16 oldCar1Num = info->carThreshold[1] - info->carThreshold[0];
-	int16 oldCar2Num = info->carThreshold[2] - info->carThreshold[1];
-	int16 oldCar3Num = info->carThreshold[3] - info->carThreshold[2];
-	int16 oldCar4Num = info->carThreshold[4] - info->carThreshold[3];
-	int16 oldCar5Num = info->carThreshold[5] - info->carThreshold[4];
-	int16 oldCopNum = info->copThreshold - info->carThreshold[5];
-	int16 oldGang0Num = info->gangThreshold[0] - info->copThreshold;
-	int16 oldGang1Num = info->gangThreshold[1] - info->gangThreshold[0];
-	int16 oldGang2Num = info->gangThreshold[2] - info->gangThreshold[1];
-	int16 oldGang3Num = info->gangThreshold[3] - info->gangThreshold[2];
-	int16 oldGang4Num = info->gangThreshold[4] - info->gangThreshold[3];
-	int16 oldGang5Num = info->gangThreshold[5] - info->gangThreshold[4];
-	int16 oldGang6Num = info->gangThreshold[6] - info->gangThreshold[5];
-	int16 oldGang7Num = info->gangThreshold[7] - info->gangThreshold[6];
-	int16 oldGang8Num = info->gangThreshold[8] - info->gangThreshold[7];
-
-	if(car0Num != -1) info->carThreshold[0] = car0Num;
-	if(car1Num != -1) info->carThreshold[1] = info->carThreshold[0] + car1Num;
-	else              info->carThreshold[1] = info->carThreshold[0] + oldCar1Num;
-	if(car2Num != -1) info->carThreshold[2] = info->carThreshold[1] + car2Num;
-	else              info->carThreshold[2] = info->carThreshold[1] + oldCar2Num;
-	if(car3Num != -1) info->carThreshold[3] = info->carThreshold[2] + car3Num;
-	else              info->carThreshold[3] = info->carThreshold[2] + oldCar3Num;
-	if(car4Num != -1) info->carThreshold[4] = info->carThreshold[3] + car4Num;
-	else              info->carThreshold[4] = info->carThreshold[3] + oldCar4Num;
-	if(car5Num != -1) info->carThreshold[5] = info->carThreshold[4] + car5Num;
-	else              info->carThreshold[5] = info->carThreshold[4] + oldCar5Num;
-	if(copNum != -1) info->copThreshold = info->carThreshold[5] + copNum;
-	else             info->copThreshold = info->carThreshold[5] + oldCopNum;
-	if(gang0Num != -1) info->gangThreshold[0] = info->copThreshold + gang0Num;
-	else               info->gangThreshold[0] = info->copThreshold + oldGang0Num;
-	if(gang1Num != -1) info->gangThreshold[1] = info->gangThreshold[0] + gang1Num;
-	else               info->gangThreshold[1] = info->gangThreshold[0] + oldGang1Num;
-	if(gang2Num != -1) info->gangThreshold[2] = info->gangThreshold[1] + gang2Num;
-	else               info->gangThreshold[2] = info->gangThreshold[1] + oldGang2Num;
-	if(gang3Num != -1) info->gangThreshold[3] = info->gangThreshold[2] + gang3Num;
-	else               info->gangThreshold[3] = info->gangThreshold[2] + oldGang3Num;
-	if(gang4Num != -1) info->gangThreshold[4] = info->gangThreshold[3] + gang4Num;
-	else               info->gangThreshold[4] = info->gangThreshold[3] + oldGang4Num;
-	if(gang5Num != -1) info->gangThreshold[5] = info->gangThreshold[4] + gang5Num;
-	else               info->gangThreshold[5] = info->gangThreshold[4] + oldGang5Num;
-	if(gang6Num != -1) info->gangThreshold[6] = info->gangThreshold[5] + gang6Num;
-	else               info->gangThreshold[6] = info->gangThreshold[5] + oldGang6Num;
-	if(gang7Num != -1) info->gangThreshold[7] = info->gangThreshold[6] + gang7Num;
-	else               info->gangThreshold[7] = info->gangThreshold[6] + oldGang7Num;
-	if(gang8Num != -1) info->gangThreshold[8] = info->gangThreshold[7] + gang8Num;
-	else               info->gangThreshold[8] = info->gangThreshold[7] + oldGang8Num;
-
-	CheckZoneInfo(info);
+	info->carDensity = carDensity;
+	info->copThreshold = copCarDensity;
+	info->gangThreshold[0] = gangCarDensities[0] + copCarDensity;
+	info->gangThreshold[1] = gangCarDensities[1] + info->gangThreshold[0];
+	info->gangThreshold[2] = gangCarDensities[2] + info->gangThreshold[1];
+	info->gangThreshold[3] = gangCarDensities[3] + info->gangThreshold[2];
+	info->gangThreshold[4] = gangCarDensities[4] + info->gangThreshold[3];
+	info->gangThreshold[5] = gangCarDensities[5] + info->gangThreshold[4];
+	info->gangThreshold[6] = gangCarDensities[6] + info->gangThreshold[5];
+	info->gangThreshold[7] = gangCarDensities[7] + info->gangThreshold[6];
+	info->gangThreshold[8] = gangCarDensities[8] + info->gangThreshold[7];
 }
 
 void
@@ -584,17 +512,27 @@ CTheZones::SetZonePedInfo(uint16 zoneid, uint8 day, int16 pedDensity,
 	CZoneInfo *info;
 	zone = GetInfoZone(zoneid);
 	info = &ZoneInfoArray[day ? zone->zoneinfoDay : zone->zoneinfoNight];
-	if(pedDensity != -1) info->pedDensity = pedDensity;
-	if(copDensity != -1) info->copDensity = copDensity;
-	if(gang0Density != -1) info->gangDensity[0] = gang0Density;
-	if(gang1Density != -1) info->gangDensity[1] = gang1Density;
-	if(gang2Density != -1) info->gangDensity[2] = gang2Density;
-	if(gang3Density != -1) info->gangDensity[3] = gang3Density;
-	if(gang4Density != -1) info->gangDensity[4] = gang4Density;
-	if(gang5Density != -1) info->gangDensity[5] = gang5Density;
-	if(gang6Density != -1) info->gangDensity[6] = gang6Density;
-	if(gang7Density != -1) info->gangDensity[7] = gang7Density;
-	if(gang8Density != -1) info->gangDensity[8] = gang8Density;
+	info->pedDensity = pedDensity;
+	info->copPedThreshold = copDensity;
+	info->gangPedThreshold[0] = gang0Density;
+	info->gangPedThreshold[1] = gang1Density;
+	info->gangPedThreshold[2] = gang2Density;
+	info->gangPedThreshold[3] = gang3Density;
+	info->gangPedThreshold[4] = gang4Density;
+	info->gangPedThreshold[5] = gang5Density;
+	info->gangPedThreshold[6] = gang6Density;
+	info->gangPedThreshold[7] = gang7Density;
+	info->gangPedThreshold[8] = gang8Density;
+
+	info->gangPedThreshold[0] += info->copPedThreshold;
+	info->gangPedThreshold[1] = info->gangPedThreshold[0];
+	info->gangPedThreshold[2] = info->gangPedThreshold[1];
+	info->gangPedThreshold[3] = info->gangPedThreshold[2];
+	info->gangPedThreshold[4] = info->gangPedThreshold[3];
+	info->gangPedThreshold[5] = info->gangPedThreshold[4];
+	info->gangPedThreshold[6] = info->gangPedThreshold[5];
+	info->gangPedThreshold[7] = info->gangPedThreshold[6];
+	info->gangPedThreshold[8] = info->gangPedThreshold[7];
 }
 
 //--MIAMI: done, unused
diff --git a/src/core/Zones.h b/src/core/Zones.h
index 992bda2d..a3e5c2aa 100644
--- a/src/core/Zones.h
+++ b/src/core/Zones.h
@@ -2,6 +2,7 @@
 
 #include "Game.h"
 #include "Gangs.h"
+#include "CarCtrl.h"
 
 enum eZoneType
 {
@@ -37,14 +38,15 @@ class CZoneInfo
 public:
 	// Car data
 	int16 carDensity;
-	int16 carThreshold[6];
-	int16 copThreshold;
+	int16 carThreshold[CCarCtrl::NUM_CAR_CLASSES];
+	int16 boatThreshold[CCarCtrl::NUM_BOAT_CLASSES];
 	int16 gangThreshold[NUM_GANGS];
+	int16 copThreshold;
 
 	// Ped data
 	uint16 pedDensity;
-	uint16 copDensity;
-	uint16 gangDensity[NUM_GANGS];
+	uint16 gangPedThreshold[NUM_GANGS];
+	uint16 copPedThreshold;
 	uint16 pedGroup;
 };
 
@@ -90,12 +92,7 @@ public:
 	static CZoneInfo *GetZoneInfo(const CVector *v, uint8 day);
 	static void GetZoneInfoForTimeOfDay(const CVector *pos, CZoneInfo *info);
 	static void SetZoneCarInfo(uint16 zoneid, uint8 day, int16 carDensity,
-		int16 gang0Num, int16 gang1Num, int16 gang2Num,
-		int16 gang3Num, int16 gang4Num, int16 gang5Num,
-		int16 gang6Num, int16 gang7Num, int16 gang8Num,
-		int16 copNum,
-		int16 car0Num, int16 car1Num, int16 car2Num,
-		int16 car3Num, int16 car4Num, int16 car5Num);
+		int16 copCarDensity, const int16 *gangCarDensities /*[NUMGANGS]*/);
 	static void SetZonePedInfo(uint16 zoneid, uint8 day, int16 pedDensity,
 		int16 gang0Density, int16 gang1Density, int16 gang2Density, int16 gang3Density,
 		int16 gang4Density, int16 gang5Density, int16 gang6Density, int16 gang7Density,
diff --git a/src/modelinfo/VehicleModelInfo.h b/src/modelinfo/VehicleModelInfo.h
index 3ce92d78..a999bb11 100644
--- a/src/modelinfo/VehicleModelInfo.h
+++ b/src/modelinfo/VehicleModelInfo.h
@@ -54,6 +54,7 @@ public:
 	int32 m_handlingId;
 	int32 m_vehicleClass;
 	int32 m_level;
+	int16 m_frequency;
 	CVector m_positions[NUM_VEHICLE_POSITIONS];
 	uint32 m_compRules;
 	float m_bikeSteerAngle;
@@ -121,4 +122,3 @@ public:
 	static int GetMaximumNumberOfPassengersFromNumberOfDoors(int id);
 	static void SetComponentsToUse(int8 c1, int8 c2) { ms_compsToUse[0] = c1; ms_compsToUse[1] = c2; }
 };
-static_assert(sizeof(CVehicleModelInfo) == 0x1F8, "CVehicleModelInfo: error");
diff --git a/src/peds/Population.cpp b/src/peds/Population.cpp
index 43dd475d..ad537dc8 100644
--- a/src/peds/Population.cpp
+++ b/src/peds/Population.cpp
@@ -564,14 +564,12 @@ CPopulation::AddToPopulation(float minDist, float maxDist, float minDistOffScree
 
 	if (ms_nTotalPeds < maxPossiblePedsForArea || addCop) {
 		int decisionThreshold = CGeneral::GetRandomNumberInRange(0, 1000);
-		if (decisionThreshold < zoneInfo.copDensity || addCop) {
+		if (decisionThreshold < zoneInfo.copPedThreshold || addCop) {
 			pedTypeToAdd = PEDTYPE_COP;
 			modelToAdd = ChoosePolicePedOccupation();
 		} else {
-			int16 density = zoneInfo.copDensity;
 			for (int i = 0; i < NUM_GANGS; i++) {
-				density += zoneInfo.gangDensity[i];
-				if (decisionThreshold < density) {
+				if (decisionThreshold < zoneInfo.gangPedThreshold[i]) {
 					pedTypeToAdd = PEDTYPE_GANG1 + i;
 					break;
 				}