8 files changed, 127 insertions, 129 deletions

diff --git a/.appveyor.yml b/.appveyor.yml
index 03045599..a5b44461 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,5 +1,5 @@
 version: 1.0.{build}
-image: Visual Studio 2017
+image: Visual Studio 2019
 configuration:
 - Debug
 - Release
@@ -10,7 +10,7 @@ install:
 - cmd: >-
     git submodule update --init --recursive
 
-    premake-vs2017.cmd
+    premake-vs2019.cmd
 build:
   project: build/re3.sln
   verbosity: minimal
diff --git a/src/audio/AudioManager.cpp b/src/audio/AudioManager.cpp
index 867e53c4..edcf4255 100644
--- a/src/audio/AudioManager.cpp
+++ b/src/audio/AudioManager.cpp
@@ -283,7 +283,7 @@ cAudioScriptObject::Reset()
 {
 	AudioId = 125;
 	Posn = {0.0f, 0.0f, 0.0f};
-	AudioEntity = -5;
+	AudioEntity = AEHANDLE_NONE;
 }
 
 void *
@@ -409,7 +409,7 @@ cAudioManager::AddReleasingSounds()
 		if(!m_asSamples[!m_bActiveSampleQueue]
 		               [m_abSampleQueueIndexTable[!m_bActiveSampleQueue][i]]
 		                   .m_bLoopEnded) {
-			toProcess[i] = 0;
+			toProcess[i] = false;
 			for(int32 j = 0; j < m_bSampleRequestQueuesStatus[m_bActiveSampleQueue];
 			    j++) {
 				if(sample.m_nEntityIndex ==
@@ -422,7 +422,7 @@ cAudioManager::AddReleasingSounds()
 				                  [m_abSampleQueueIndexTable[m_bActiveSampleQueue]
 				                                            [j]]
 				                      .m_counter) {
-					toProcess[i] = 1;
+					toProcess[i] = true;
 					break;
 				}
 			}
@@ -526,7 +526,7 @@ void
 cAudioManager::ClearActiveSamples()
 {
 	for(int32 i = 0; i < m_bActiveSamples; i++) {
-		m_asActiveSamples[i].m_nEntityIndex = -5;
+		m_asActiveSamples[i].m_nEntityIndex = AEHANDLE_NONE;
 		m_asActiveSamples[i].m_counter = 0;
 		m_asActiveSamples[i].m_nSampleIndex = NO_SAMPLE;
 		m_asActiveSamples[i].m_bBankIndex = 3;
@@ -3070,7 +3070,7 @@ float
 cAudioManager::GetVehicleDriveWheelSkidValue(uint8 wheel, CAutomobile *automobile,
                                              cTransmission *transmission, float velocityChange)
 {
-	int wheelState;
+	tWheelState wheelState;
 	float relativeVelChange;
 	float gasPedalAudio = automobile->m_fGasPedalAudio;
 	float modificator;
@@ -3078,12 +3078,12 @@ cAudioManager::GetVehicleDriveWheelSkidValue(uint8 wheel, CAutomobile *automobil
 	float relativeVel;
 
 	wheelState = automobile->m_aWheelState[wheel];
-	if(wheelState == 1 && gasPedalAudio > 0.4f) {
-		relativeVelChange = (gasPedalAudio + -0.4f) * 1.25f;
+	if(wheelState == WHEEL_STATE_SPINNING && gasPedalAudio > 0.4f) {
+		relativeVelChange = (gasPedalAudio - 0.4f) * 1.25f;
 
-	} else if(wheelState == 2) {
+	} else if(wheelState == WHEEL_STATE_SKIDDING) {
 		relativeVelChange = min(1.0f, Abs(velocityChange) / transmission->fMaxVelocity);
-	} else if(wheelState == 3) {
+	} else if(wheelState == WHEEL_STATE_FIXED) {
 		modificator = 0.4f;
 		relativeVelChange = gasPedalAudio;
 		if(relativeVelChange > 0.4f) {
@@ -3174,77 +3174,79 @@ char *SubZo3Label = (char *)0x6E9870;
 void
 cAudioManager::InitialisePoliceRadioZones()
 {
-	for(int32 i = 0; i < 36; i++) { ZoneSfx[i].m_aName[0] = 0; }
+	for(int32 i = 0; i < 36; i++) {
+		for(int32 j = 0; j < 8; j++) { ZoneSfx[i].m_aName[j] = 0; }
+	}
 
-	strcpy((char *)ZoneSfx, "HOSPI_2");
+	strcpy(ZoneSfx[0].m_aName, "HOSPI_2");
 	ZoneSfx[0].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ROCKFORD;
-	strcpy((char *)&ZoneSfx[1], "CONSTRU");
+	strcpy(ZoneSfx[1].m_aName, "CONSTRU");
 	ZoneSfx[1].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_FORT_STAUNTON;
-	strcpy((char *)&ZoneSfx[2], "STADIUM");
+	strcpy(ZoneSfx[2].m_aName, "STADIUM");
 	ZoneSfx[2].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ASPATRIA;
-	strcpy((char *)&ZoneSfx[3], "YAKUSA");
+	strcpy(ZoneSfx[3].m_aName, "YAKUSA");
 	ZoneSfx[3].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_TORRINGTON;
-	strcpy((char *)&ZoneSfx[4], "SHOPING");
+	strcpy(ZoneSfx[4].m_aName, "SHOPING");
 	ZoneSfx[4].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_BEDFORD_POINT;
-	strcpy((char *)&ZoneSfx[5], "COM_EAS");
+	strcpy(ZoneSfx[5].m_aName, "COM_EAS");
 	ZoneSfx[5].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_NEWPORT;
-	strcpy((char *)&ZoneSfx[6], "PARK");
+	strcpy(ZoneSfx[6].m_aName, "PARK");
 	ZoneSfx[6].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_BELLEVILLE;
-	strcpy((char *)&ZoneSfx[7], "UNIVERS");
+	strcpy(ZoneSfx[7].m_aName, "UNIVERS");
 	ZoneSfx[7].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_LIBERTY_CAMPUS;
-	strcpy((char *)&ZoneSfx[8], "BIG_DAM");
+	strcpy(ZoneSfx[8].m_aName, "BIG_DAM");
 	ZoneSfx[8].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_COCHRANE;
-	strcpy((char *)&ZoneSfx[9], "SUB_IND");
+	strcpy(ZoneSfx[9].m_aName, "SUB_IND");
 	ZoneSfx[9].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_PIKE_CREEK;
-	strcpy((char *)&ZoneSfx[10], "SWANKS");
+	strcpy(ZoneSfx[10].m_aName, "SWANKS");
 	ZoneSfx[10].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_CEDAR_GROVE;
-	strcpy((char *)&ZoneSfx[11], "PROJECT");
+	strcpy(ZoneSfx[11].m_aName, "PROJECT");
 	ZoneSfx[11].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_WICHITA_GARDEN;
-	strcpy((char *)&ZoneSfx[12], "AIRPORT");
+	strcpy(ZoneSfx[12].m_aName, "AIRPORT");
 	ZoneSfx[12].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_FRANCIS_INTNL;
-	strcpy((char *)&ZoneSfx[13], "PORT_W");
+	strcpy(ZoneSfx[13].m_aName, "PORT_W");
 	ZoneSfx[13].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_CALLAHAN_POINT;
-	strcpy((char *)&ZoneSfx[14], "PORT_S");
+	strcpy(ZoneSfx[14].m_aName, "PORT_S");
 	ZoneSfx[14].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ATLANTIC_QUAYS;
-	strcpy((char *)&ZoneSfx[15], "PORT_E");
+	strcpy(ZoneSfx[15].m_aName, "PORT_E");
 	ZoneSfx[15].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_PORTLAND_HARBOUR;
-	strcpy((char *)&ZoneSfx[16], "PORT_I");
+	strcpy(ZoneSfx[16].m_aName, "PORT_I");
 	ZoneSfx[16].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_TRENTON;
-	strcpy((char *)&ZoneSfx[17], "CHINA");
+	strcpy(ZoneSfx[17].m_aName, "CHINA");
 	ZoneSfx[17].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_CHINATOWN;
-	strcpy((char *)&ZoneSfx[18], "REDLIGH");
+	strcpy(ZoneSfx[18].m_aName, "REDLIGH");
 	ZoneSfx[18].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_REDLIGHT;
-	strcpy((char *)&ZoneSfx[19], "TOWERS");
+	strcpy(ZoneSfx[19].m_aName, "TOWERS");
 	ZoneSfx[19].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_HEPBURN_HEIGHTS;
-	strcpy((char *)&ZoneSfx[20], "LITTLEI");
+	strcpy(ZoneSfx[20].m_aName, "LITTLEI");
 	ZoneSfx[20].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ST_MARKS;
-	strcpy((char *)&ZoneSfx[21], "HARWOOD");
+	strcpy(ZoneSfx[21].m_aName, "HARWOOD");
 	ZoneSfx[21].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_HARWOOD;
-	strcpy((char *)&ZoneSfx[22], "EASTBAY");
+	strcpy(ZoneSfx[22].m_aName, "EASTBAY");
 	ZoneSfx[22].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_PORTLAND_BEACH;
-	strcpy((char *)&ZoneSfx[23], "S_VIEW");
+	strcpy(ZoneSfx[23].m_aName, "S_VIEW");
 	ZoneSfx[23].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_PORTLAND_VIEW;
-	strcpy((char *)&ZoneSfx[24], "CITYZON");
+	strcpy(ZoneSfx[24].m_aName, "CITYZON");
 	ZoneSfx[24].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_LIBERTY_CITY;
-	strcpy((char *)&ZoneSfx[25], "IND_ZON");
+	strcpy(ZoneSfx[25].m_aName, "IND_ZON");
 	ZoneSfx[25].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_PORTLAND;
-	strcpy((char *)&ZoneSfx[26], "COM_ZON");
+	strcpy(ZoneSfx[26].m_aName, "COM_ZON");
 	ZoneSfx[26].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_STAUNTON;
-	strcpy((char *)&ZoneSfx[27], "SUB_ZON");
+	strcpy(ZoneSfx[27].m_aName, "SUB_ZON");
 	ZoneSfx[27].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_SHORESIDE;
-	strcpy((char *)&ZoneSfx[28], "SUB_ZO2");
+	strcpy(ZoneSfx[28].m_aName, "SUB_ZO2");
 	ZoneSfx[28].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_SHORESIDE;
-	strcpy((char *)&ZoneSfx[29], "SUB_ZO3");
+	strcpy(ZoneSfx[29].m_aName, "SUB_ZO3");
 	ZoneSfx[29].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_SHORESIDE;
-	strcpy((char *)&ZoneSfx[30], "A");
+	strcpy(ZoneSfx[30].m_aName, "A");
 	ZoneSfx[30].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ROCKFORD;
-	strcpy((char *)&ZoneSfx[31], "A");
+	strcpy(ZoneSfx[31].m_aName, "A");
 	ZoneSfx[31].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ROCKFORD;
-	strcpy((char *)&ZoneSfx[32], "A");
+	strcpy(ZoneSfx[32].m_aName, "A");
 	ZoneSfx[32].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ROCKFORD;
-	strcpy((char *)&ZoneSfx[33], "A");
+	strcpy(ZoneSfx[33].m_aName, "A");
 	ZoneSfx[33].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ROCKFORD;
-	strcpy((char *)&ZoneSfx[34], "A");
+	strcpy(ZoneSfx[34].m_aName, "A");
 	ZoneSfx[34].m_nSampleIndex = AUDIO_SAMPLE_POLICE_SCANNER_ZONE_ROCKFORD;
 	strcpy(SubZo2Label, "SUB_ZO2");
 	strcpy(SubZo3Label, "SUB_ZO3");
@@ -3315,7 +3317,7 @@ cAudioManager::PlayLoadedMissionAudio()
 void
 cAudioManager::PlayOneShot(int32 index, int16 sound, float vol)
 {
-	static constexpr uint8 byte_60ABD0[168] = {
+	static constexpr uint8 byte_60ABD0[] = {
 	    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 5, 5, 5, 3, 5, 2, 2, 1, 1, 3, 1, 3, 3, 1, 1,
 	    1, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 6, 1, 1, 3, 2, 2, 2, 2, 0, 0, 6,
 	    6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -3678,31 +3680,31 @@ cAudioManager::PreTerminateGameSpecificShutdown()
 {
 	if(m_nBridgeEntity >= 0) {
 		DestroyEntity(m_nBridgeEntity);
-		m_nBridgeEntity = -5;
+		m_nBridgeEntity = AEHANDLE_NONE;
 	}
 	if(m_nPoliceChannelEntity >= 0) {
 		DestroyEntity(m_nPoliceChannelEntity);
-		m_nPoliceChannelEntity = -5;
+		m_nPoliceChannelEntity = AEHANDLE_NONE;
 	}
 	if(m_nWaterCannonEntity >= 0) {
 		DestroyEntity(m_nWaterCannonEntity);
-		m_nWaterCannonEntity = -5;
+		m_nWaterCannonEntity = AEHANDLE_NONE;
 	}
 	if(m_nFireAudioEntity >= 0) {
 		DestroyEntity(m_nFireAudioEntity);
-		m_nFireAudioEntity = -5;
+		m_nFireAudioEntity = AEHANDLE_NONE;
 	}
 	if(m_nCollisionEntity >= 0) {
 		DestroyEntity(m_nCollisionEntity);
-		m_nCollisionEntity = -5;
+		m_nCollisionEntity = AEHANDLE_NONE;
 	}
 	if(m_nFrontEndEntity >= 0) {
 		DestroyEntity(m_nFrontEndEntity);
-		m_nFrontEndEntity = -5;
+		m_nFrontEndEntity = AEHANDLE_NONE;
 	}
 	if(m_nProjectileEntity >= 0) {
 		DestroyEntity(m_nProjectileEntity);
-		m_nProjectileEntity = -5;
+		m_nProjectileEntity = AEHANDLE_NONE;
 	}
 }
 
@@ -3981,7 +3983,7 @@ cAudioManager::ProcessBoatMovingOverWater(cVehicleParams *params)
 	if(velocityChange <= 0.0005f && params->m_pVehicle->GetPosition().y) return 1;
 
 	velocityChange = min(0.75f, velocityChange);
-	multiplier = (velocityChange - 0.0005f) * 4 / 3;
+	multiplier = (velocityChange - 0.0005f) * 1.3342f;
 	CalculateDistance((bool *)params, params->m_fDistance);
 	vol = (30.f * multiplier);
 	m_sQueueSample.m_bVolume = ComputeVolume(vol, 50.f, m_sQueueSample.m_fDistance);
@@ -8354,7 +8356,7 @@ cAudioManager::ProcessVehicleReverseWarning(cVehicleParams *params)
 			m_sQueueSample.m_bIsDistant = 0;
 			m_sQueueSample.field_16 = 2;
 			m_sQueueSample.m_nFrequency =
-			    (100 * m_sQueueSample.m_nEntityIndex & 0x3FF) +
+			    (100 * m_sQueueSample.m_nEntityIndex & 1023) +
 			    SampleManager.GetSampleBaseFrequency(
 			        AUDIO_SAMPLE_VEHICLE_REVERSE_WARNING);
 			m_sQueueSample.m_nLoopCount = 0;
@@ -8779,29 +8781,30 @@ cAudioManager::ReportCollision(CEntity *entity1, CEntity *entity2, uint8 surface
 	CVector v1;
 	CVector v2;
 
-	if(m_bIsInitialised && m_nCollisionEntity >= 0 && !m_bUserPause &&
-	   (velocity >= 0.0016f || collisionPower >= 0.01f)) {
-		if((entity1->m_status & 7) == ENTITY_TYPE_BUILDING) {
-			v1 = v2 = entity2->GetPosition();
-		} else if((entity2->m_status & 7) == ENTITY_TYPE_BUILDING) {
-			v1 = v2 = entity1->GetPosition();
-		} else {
-			v1 = entity1->GetPosition();
-			v2 = entity2->GetPosition();
-		}
-		CVector pos = (v1 + v2) * 0.5f;
-		dist = GetDistanceSquared(&pos);
-		if(dist < 3600.f) {
-			m_sCollisionManager.m_sQueue.m_pEntity1 = entity1;
-			m_sCollisionManager.m_sQueue.m_pEntity2 = entity2;
-			m_sCollisionManager.m_sQueue.m_bSurface1 = surface1;
-			m_sCollisionManager.m_sQueue.m_bSurface2 = surface2;
-			m_sCollisionManager.m_sQueue.m_fIntensity1 = collisionPower;
-			m_sCollisionManager.m_sQueue.m_fIntensity2 = velocity;
-			m_sCollisionManager.m_sQueue.m_vecPosition = pos;
-			m_sCollisionManager.m_sQueue.m_fDistance = dist;
-			m_sCollisionManager.AddCollisionToRequestedQueue();
-		}
+	if(!m_bIsInitialised || m_nCollisionEntity < 0 || m_bUserPause ||
+	   (velocity < 0.0016f && collisionPower < 0.01f))
+		return;
+
+	if(entity1->IsBuilding()) {
+		v1 = v2 = entity2->GetPosition();
+	} else if(entity2->IsBuilding()) {
+		v1 = v2 = entity1->GetPosition();
+	} else {
+		v1 = entity1->GetPosition();
+		v2 = entity2->GetPosition();
+	}
+	CVector pos = (v1 + v2) * 0.5f;
+	dist = GetDistanceSquared(&pos);
+	if(dist < SQR(60.f)) {
+		m_sCollisionManager.m_sQueue.m_pEntity1 = entity1;
+		m_sCollisionManager.m_sQueue.m_pEntity2 = entity2;
+		m_sCollisionManager.m_sQueue.m_bSurface1 = surface1;
+		m_sCollisionManager.m_sQueue.m_bSurface2 = surface2;
+		m_sCollisionManager.m_sQueue.m_fIntensity1 = collisionPower;
+		m_sCollisionManager.m_sQueue.m_fIntensity2 = velocity;
+		m_sCollisionManager.m_sQueue.m_vecPosition = pos;
+		m_sCollisionManager.m_sQueue.m_fDistance = dist;
+		m_sCollisionManager.AddCollisionToRequestedQueue();
 	}
 }
 
@@ -9692,7 +9695,7 @@ cAudioManager::SetupJumboTaxiSound(uint8 vol)
 {
 	if(m_sQueueSample.m_fDistance >= 180.f) return 0;
 
-	uint8 emittingVol = (vol + (vol * m_sQueueSample.m_fDistance / 180)) / 2;
+	uint8 emittingVol = (vol >> 1) + ((vol >> 1) * m_sQueueSample.m_fDistance / 180);
 
 	if(m_sQueueSample.m_fDistance / 180 < 0.7f)
 		emittingVol -= emittingVol * gJumboVolOffsetPercentage / 100;
diff --git a/src/control/PathFind.cpp b/src/control/PathFind.cpp
index 700a89f1..3c16202b 100644
--- a/src/control/PathFind.cpp
+++ b/src/control/PathFind.cpp
@@ -1278,51 +1278,39 @@ CPathFind::DoPathSearch(uint8 type, CVector start, int32 startNodeId, CVector ta
 		targetNode = FindNodeClosestToCoors(target, type, distLimit);
 	else
 		targetNode = forcedTargetNode;
-	if(targetNode < 0) {
-		*pNumNodes = 0;
-		if(pDist) *pDist = 100000.0f;
-		return;
-	}
+	if(targetNode < 0)
+		goto fail;
 
 	// Find start
 	int numPathsToTry;
 	CTreadable *startObj;
-	if(startNodeId < 0) {
+	if(startNodeId < 0){
 		if(vehicle == nil || (startObj = vehicle->m_treadable[type]) == nil)
 			startObj = FindRoadObjectClosestToCoors(start, type);
 		numPathsToTry = 0;
-		for(i = 0; i < 12; i++) {
-			if(startObj->m_nodeIndices[type][i] < 0) break;
-			if(m_pathNodes[startObj->m_nodeIndices[type][i]].group ==
-			   m_pathNodes[targetNode].group)
+		for(i = 0; i < 12; i++){
+			if(startObj->m_nodeIndices[type][i] < 0)
+				break;
+			if(m_pathNodes[startObj->m_nodeIndices[type][i]].group == m_pathNodes[targetNode].group)
 				numPathsToTry++;
 		}
-	} else {
+	}else{
 		numPathsToTry = 1;
 		startObj = m_mapObjects[m_pathNodes[startNodeId].objectIndex];
 	}
-	if(numPathsToTry == 0) {
-		*pNumNodes = 0;
-		if(pDist) *pDist = 100000.0f;
-		return;
-	}
+	if(numPathsToTry == 0)
+		goto fail;
 
-	if(startNodeId < 0) {
+	if(startNodeId < 0){
 		// why only check node 0?
-		if(m_pathNodes[startObj->m_nodeIndices[type][0]].group !=
-		   m_pathNodes[targetNode].group) {
-			*pNumNodes = 0;
-			if(pDist) *pDist = 100000.0f;
-			return;
-		}
-	} else {
-		if(m_pathNodes[startNodeId].group != m_pathNodes[targetNode].group) {
-			*pNumNodes = 0;
-			if(pDist) *pDist = 100000.0f;
-			return;
-		}
+		if(m_pathNodes[startObj->m_nodeIndices[type][0]].group != m_pathNodes[targetNode].group)
+			goto fail;
+	}else{
+		if(m_pathNodes[startNodeId].group != m_pathNodes[targetNode].group)
+			goto fail;
 	}
 
+
 	for(i = 0; i < 512; i++)
 		m_searchNodes[i].next = nil;
 	AddNodeToList(&m_pathNodes[targetNode], 0);
@@ -1400,6 +1388,11 @@ CPathFind::DoPathSearch(uint8 type, CVector start, int32 startNodeId, CVector ta
 	for(i = 0; i < numNodesToBeCleared; i++)
 		apNodesToBeCleared[i]->distance = MAX_DIST;
 	return;
+
+fail:
+	*pNumNodes = 0;
+	if(pDist)
+		*pDist = 100000.0f;
 }
 
 static CPathNode *pNodeList[32];
diff --git a/src/core/common.h b/src/core/common.h
index d3d4e049..a538ddb6 100644
--- a/src/core/common.h
+++ b/src/core/common.h
@@ -197,8 +197,6 @@ void re3_assert(const char *expr, const char *filename, unsigned int lineno, con
 #define ARRAY_SIZE(array)                (sizeof(array) / sizeof(array[0]))
 #define BIT(num)                         (1<<(num))
 
-//auto max = [](auto a, auto b) { return ((a) > (b)) ? (a) : (b); };
-//auto min = [](auto a, auto b) { return ((a) < (b)) ? (a) : (b); };
 #define ABS(a)  (((a) < 0) ? (-(a)) : (a))
 #define norm(value, min, max) (((value) < (min)) ? 0 : (((value) > (max)) ? 1 : (((value) - (min)) / ((max) - (min)))))
 
@@ -337,7 +335,7 @@ inline void SkipSaveBuf(uint8 *&buf, int32 skip)
 
 template<typename T>
 inline const T ReadSaveBuf(uint8 *&buf)
-{

+{
 	T &value = *(T*)buf;
 	SkipSaveBuf(buf, sizeof(T));
 	return value;
@@ -345,8 +343,8 @@ inline const T ReadSaveBuf(uint8 *&buf)
 
 template<typename T>
 inline T *WriteSaveBuf(uint8 *&buf, const T &value)
-{

-	T *p = (T*)buf;

+{
+	T *p = (T*)buf;
 	*p = value;
 	SkipSaveBuf(buf, sizeof(T));
 	return p;
@@ -355,11 +353,11 @@ inline T *WriteSaveBuf(uint8 *&buf, const T &value)
 
 #define SAVE_HEADER_SIZE (4*sizeof(char)+sizeof(uint32))
 
-#define WriteSaveHeader(buf,a,b,c,d,size) \

-	WriteSaveBuf(buf, a);\

-	WriteSaveBuf(buf, b);\

-	WriteSaveBuf(buf, c);\

-	WriteSaveBuf(buf, d);\

+#define WriteSaveHeader(buf,a,b,c,d,size) \
+	WriteSaveBuf(buf, a);\
+	WriteSaveBuf(buf, b);\
+	WriteSaveBuf(buf, c);\
+	WriteSaveBuf(buf, d);\
 	WriteSaveBuf(buf, size);
 
 #define CheckSaveHeader(buf,a,b,c,d,size)\
diff --git a/src/core/main.cpp b/src/core/main.cpp
index 3c9556d4..8985d56a 100644
--- a/src/core/main.cpp
+++ b/src/core/main.cpp
@@ -339,7 +339,7 @@ void
 RenderEffects(void)
 {
 	CGlass::Render();
-	CWaterCannon::Render();
+	CWaterCannons::Render();
 	CSpecialFX::Render();
 	CShadows::RenderStaticShadows();
 	CShadows::RenderStoredShadows();
diff --git a/src/render/WaterCannon.cpp b/src/render/WaterCannon.cpp
index e477b3fa..c2af73f0 100644
--- a/src/render/WaterCannon.cpp
+++ b/src/render/WaterCannon.cpp
@@ -5,5 +5,5 @@
 CWaterCannon* aCannons = (CWaterCannon*)0x8F2CA8;
 
 WRAPPER void CWaterCannons::Update(void) { EAXJMP(0x522510); }
-WRAPPER void CWaterCannon::UpdateOne(uint32 id, CVector *pos, CVector *dir) { EAXJMP(0x522470); }
-WRAPPER void CWaterCannon::Render(void) { EAXJMP(0x522550); }
+WRAPPER void CWaterCannons::UpdateOne(uint32 id, CVector *pos, CVector *dir) { EAXJMP(0x522470); }
+WRAPPER void CWaterCannons::Render(void) { EAXJMP(0x522550); }
diff --git a/src/render/WaterCannon.h b/src/render/WaterCannon.h
index 1b2dcee3..16df63db 100644
--- a/src/render/WaterCannon.h
+++ b/src/render/WaterCannon.h
@@ -10,12 +10,16 @@ public:
 	CVector m_avecPos[16];
 	CVector m_avecVelocity[16];
 	char m_abUsed[16];
+};
+
+static_assert(sizeof(CWaterCannon) == 412, "CWaterCannon: error");
 
-	static void Update(void);
+class CWaterCannons
+{
+public:
+	static void Update();
 	static void UpdateOne(uint32 id, CVector *pos, CVector *dir);
 	static void Render(void);
 };
 
-static_assert(sizeof(CWaterCannon) == 412, "CWaterCannon: error");
-
-extern CWaterCannon* aCannons;
+extern CWaterCannon *aCannons;
diff --git a/src/vehicles/Automobile.cpp b/src/vehicles/Automobile.cpp
index ab213beb..c0b3dd7c 100644
--- a/src/vehicles/Automobile.cpp
+++ b/src/vehicles/Automobile.cpp
@@ -2350,7 +2350,7 @@ CAutomobile::FireTruckControl(void)
 			Sin(m_fCarGunUD));
 		cannonDir = Multiply3x3(GetMatrix(), cannonDir);
 		cannonDir.z += (CGeneral::GetRandomNumber()&0xF)/1000.0f;
-		CWaterCannon::UpdateOne((uintptr)this, &cannonPos, &cannonDir);
+		CWaterCannons::UpdateOne((uintptr)this, &cannonPos, &cannonDir);
 	}else if(m_status == STATUS_PHYSICS){
 		CFire *fire = gFireManager.FindFurthestFire_NeverMindFireMen(GetPosition(), 10.0f, 35.0f);
 		if(fire == nil)
@@ -2385,7 +2385,7 @@ CAutomobile::FireTruckControl(void)
 				Sin(m_fCarGunUD));
 			cannonDir = Multiply3x3(GetMatrix(), cannonDir);
 			cannonDir.z += (CGeneral::GetRandomNumber()&0xF)/1000.0f;
-			CWaterCannon::UpdateOne((uintptr)this, &cannonPos, &cannonDir);
+			CWaterCannons::UpdateOne((uintptr)this, &cannonPos, &cannonDir);
 		}
 	}
 }