3 files changed, 116 insertions, 97 deletions

diff --git a/src/audio/AudioCollision.cpp b/src/audio/AudioCollision.cpp
index 0e060568..ecd0299c 100644
--- a/src/audio/AudioCollision.cpp
+++ b/src/audio/AudioCollision.cpp
@@ -117,58 +117,54 @@ cAudioManager::GetCollisionRatio(float a, float b, float c, float d) const
 }
 
 uint32
-cAudioManager::SetLoopingCollisionRequestedSfxFreqAndGetVol(cAudioCollision *audioCollision)
+cAudioManager::SetLoopingCollisionRequestedSfxFreqAndGetVol(const cAudioCollision &audioCollision)
 {
-	uint8 surface1 = audioCollision->m_bSurface1;
-	uint8 surface2 = audioCollision->m_bSurface2;
+	uint8 surface1 = audioCollision.m_bSurface1;
+	uint8 surface2 = audioCollision.m_bSurface2;
 	int32 vol;
 	float ratio;
 
 	if(surface1 == SURFACE_GRASS || surface2 == SURFACE_GRASS || surface1 == SURFACE_HEDGE ||
 	   surface2 == SURFACE_HEDGE) {
-		ratio = GetCollisionRatio(audioCollision->m_fIntensity2, 0.0001f, 0.09f, 0.0899f);
+		ratio = GetCollisionRatio(audioCollision.m_fIntensity2, 0.0001f, 0.09f, 0.0899f);
 		m_sQueueSample.m_nSampleIndex = SFX_RAIN;
 		m_sQueueSample.m_nFrequency = 13000.f * ratio + 35000;
 		vol = 50.f * ratio;
+	} else if(surface1 == SURFACE_PUDDLE || surface2 == SURFACE_PUDDLE) {
+		ratio = GetCollisionRatio(audioCollision.m_fIntensity2, 0.0001f, 0.09f, 0.0899f);
+		m_sQueueSample.m_nSampleIndex = SFX_BOAT_WATER_LOOP;
+		m_sQueueSample.m_nFrequency = 6050.f * ratio + 16000;
+		vol = 30.f * ratio;
+	} else if(surface1 == SURFACE_DIRT || surface2 == SURFACE_DIRT || surface1 == SURFACE_DIRTTRACK ||
+		surface2 == SURFACE_DIRTTRACK || surface1 == SURFACE_SAND || surface2 == SURFACE_SAND) {
+		ratio = GetCollisionRatio(audioCollision.m_fIntensity2, 0.0001f, 0.09f, 0.0899f);
+		m_sQueueSample.m_nSampleIndex = SFX_GRAVEL_SKID;
+		m_sQueueSample.m_nFrequency = 6000.f * ratio + 10000;
+		vol = 50.f * ratio;
+	} else if(surface1 == SURFACE_FLESH || surface2 == SURFACE_FLESH) {
+		return 0;
 	} else {
-		if(surface1 == SURFACE_PUDDLE || surface2 == SURFACE_PUDDLE) {
-			ratio = GetCollisionRatio(audioCollision->m_fIntensity2, 0.0001f, 0.09f, 0.0899f);
-			m_sQueueSample.m_nSampleIndex = SFX_BOAT_WATER_LOOP;
-			m_sQueueSample.m_nFrequency = 6050.f * ratio + 16000;
-			vol = 30.f * ratio;
-
-		} else {
-			if(surface1 == SURFACE_DIRT || surface2 == SURFACE_DIRT || surface1 == SURFACE_DIRTTRACK ||
-			   surface2 == SURFACE_DIRTTRACK || surface1 == SURFACE_SAND || surface2 == SURFACE_SAND) {
-				ratio = GetCollisionRatio(audioCollision->m_fIntensity2, 0.0001f, 0.09f, 0.0899f);
-				m_sQueueSample.m_nSampleIndex = SFX_GRAVEL_SKID;
-				m_sQueueSample.m_nFrequency = 6000.f * ratio + 10000;
-				vol = 50.f * ratio;
-			} else {
-				if(surface1 == SURFACE_FLESH || surface2 == SURFACE_FLESH) { return 0; }
-				ratio = GetCollisionRatio(audioCollision->m_fIntensity2, 0.0001f, 0.09f, 0.0899f);
-				m_sQueueSample.m_nSampleIndex = SFX_SCRAPE_CAR_1;
-				m_sQueueSample.m_nFrequency = 10000.f * ratio + 10000;
-				vol = 40.f * ratio;
-			}
-		}
+		ratio = GetCollisionRatio(audioCollision.m_fIntensity2, 0.0001f, 0.09f, 0.0899f);
+		m_sQueueSample.m_nSampleIndex = SFX_SCRAPE_CAR_1;
+		m_sQueueSample.m_nFrequency = 10000.f * ratio + 10000;
+		vol = 40.f * ratio;
 	}
-	if(audioCollision->m_nBaseVolume < 2) vol = audioCollision->m_nBaseVolume * vol / 2;
+	if(audioCollision.m_nBaseVolume < 2) vol = audioCollision.m_nBaseVolume * vol / 2;
 	return vol;
 }
 
 void
-cAudioManager::SetUpLoopingCollisionSound(cAudioCollision *col, uint8 counter)
+cAudioManager::SetUpLoopingCollisionSound(const cAudioCollision &col, uint8 counter)
 {
-	if(col->m_fIntensity2 > 0.0016f) {
+	if(col.m_fIntensity2 > 0.0016f) {
 		uint8 emittingVol = SetLoopingCollisionRequestedSfxFreqAndGetVol(col);
 		if(emittingVol) {
-			m_sQueueSample.m_fDistance = Sqrt(col->m_fDistance);
+			m_sQueueSample.m_fDistance = Sqrt(col.m_fDistance);
 			m_sQueueSample.m_nVolume =
 			    ComputeVolume(emittingVol, CollisionSoundIntensity, m_sQueueSample.m_fDistance);
 			if(m_sQueueSample.m_nVolume) {
 				m_sQueueSample.m_nCounter = counter;
-				m_sQueueSample.m_vecPos = col->m_vecPosition;
+				m_sQueueSample.m_vecPos = col.m_vecPosition;
 				m_sQueueSample.m_nBankIndex = SAMPLEBANK_MAIN;
 				m_sQueueSample.m_bIs2D = false;
 				m_sQueueSample.m_nReleasingVolumeModificator = 7;
@@ -189,22 +185,43 @@ cAudioManager::SetUpLoopingCollisionSound(cAudioCollision *col, uint8 counter)
 		}
 	}
 }
+static const int32 gOneShotCol[] = {SFX_COL_TARMAC_1,
+                                    SFX_COL_TARMAC_1,
+                                    SFX_COL_GRASS_1,
+                                    SFX_COL_GRAVEL_1,
+                                    SFX_COL_MUD_1,
+                                    SFX_COL_TARMAC_1,
+                                    SFX_COL_CAR_1,
+                                    SFX_COL_GRASS_1,
+                                    SFX_COL_SCAFFOLD_POLE_1,
+                                    SFX_COL_GARAGE_DOOR_1,
+                                    SFX_COL_CAR_PANEL_1,
+                                    SFX_COL_THICK_METAL_PLATE_1,
+                                    SFX_COL_SCAFFOLD_POLE_1,
+                                    SFX_COL_LAMP_POST_1,
+                                    SFX_COL_HYDRANT_1,
+                                    SFX_COL_HYDRANT_1,
+                                    SFX_COL_METAL_CHAIN_FENCE_1,
+                                    SFX_COL_PED_1,
+                                    SFX_COL_SAND_1,
+                                    SFX_SPLASH_1,
+                                    SFX_COL_WOOD_CRATES_1,
+                                    SFX_COL_WOOD_BENCH_1,
+                                    SFX_COL_WOOD_SOLID_1,
+                                    SFX_COL_GRASS_1,
+                                    SFX_COL_GRASS_1,
+                                    SFX_COL_VEG_1,
+                                    SFX_COL_TARMAC_1,
+                                    SFX_COL_CONTAINER_1,
+                                    SFX_COL_NEWS_VENDOR_1,
+                                    SFX_TYRE_BUMP,
+                                    SFX_COL_CARDBOARD_1,
+                                    SFX_COL_TARMAC_1,
+                                    SFX_COL_GATE};
 
 void
-cAudioManager::SetUpOneShotCollisionSound(cAudioCollision *col)
+cAudioManager::SetUpOneShotCollisionSound(const cAudioCollision &col)
 {
-	static const int32 gOneShotCol[] = {
-	    SFX_COL_TARMAC_1,   SFX_COL_TARMAC_1,   SFX_COL_GRASS_1,
-	    SFX_COL_GRAVEL_1,       SFX_COL_MUD_1,        SFX_COL_TARMAC_1,
-	    SFX_COL_CAR_1,      SFX_COL_GRASS_1,    SFX_COL_SCAFFOLD_POLE_1,
-	    SFX_COL_GARAGE_DOOR_1, SFX_COL_CAR_PANEL_1,  SFX_COL_THICK_METAL_PLATE_1,
-	    SFX_COL_SCAFFOLD_POLE_1,       SFX_COL_LAMP_POST_1,   SFX_COL_HYDRANT_1,
-	    SFX_COL_HYDRANT_1,   SFX_COL_METAL_CHAIN_FENCE_1,      SFX_COL_PED_1,
-	    SFX_COL_SAND_1,       SFX_SPLASH_1,      SFX_COL_WOOD_CRATES_1,
-	    SFX_COL_WOOD_BENCH_1,   SFX_COL_WOOD_SOLID_1, SFX_COL_GRASS_1,
-	    SFX_COL_GRASS_1,    SFX_COL_VEG_1,      SFX_COL_TARMAC_1,
-	    SFX_COL_CONTAINER_1,   SFX_COL_NEWS_VENDOR_1,   SFX_TYRE_BUMP,
-	    SFX_COL_CARDBOARD_1,      SFX_COL_TARMAC_1,   SFX_COL_GATE};
 
 	int16 s1;
 	int16 s2;
@@ -216,21 +233,21 @@ cAudioManager::SetUpOneShotCollisionSound(cAudioCollision *col)
 
 	for(int32 i = 0; i < 2; i++) {
 		if(i) {
-			s1 = col->m_bSurface2;
-			s2 = col->m_bSurface1;
+			s1 = col.m_bSurface2;
+			s2 = col.m_bSurface1;
 		} else {
-			s1 = col->m_bSurface1;
-			s2 = col->m_bSurface2;
+			s1 = col.m_bSurface1;
+			s2 = col.m_bSurface2;
 		}
-		ratio = GetCollisionOneShotRatio(s1, col->m_fIntensity1);
-		if(s1 == SURFACE_METAL6 && s2 == SURFACE_FLESH) ratio = 0.25f * ratio;
+		ratio = GetCollisionOneShotRatio(s1, col.m_fIntensity1);
+		if(s1 == SURFACE_METAL6 && s2 == SURFACE_FLESH) ratio /= 4.0f;
 		if(s1 == SURFACE_METAL6 && ratio < 0.6f) {
 			s1 = SURFACE_BILLBOARD;
 			ratio = Min(1.f, 2.f * ratio);
 		}
 		emittingVol = 40.f * ratio;
 		if(emittingVol) {
-			m_sQueueSample.m_fDistance = Sqrt(col->m_fDistance);
+			m_sQueueSample.m_fDistance = Sqrt(col.m_fDistance);
 			m_sQueueSample.m_nVolume =
 			    ComputeVolume(emittingVol, CollisionSoundIntensity, m_sQueueSample.m_fDistance);
 			if(m_sQueueSample.m_nVolume) {
@@ -288,7 +305,7 @@ cAudioManager::SetUpOneShotCollisionSound(cAudioCollision *col)
 				m_sQueueSample.m_nFrequency += RandomDisplacement(m_sQueueSample.m_nFrequency / 16);
 				m_sQueueSample.m_nCounter = counter++;
 				if(counter >= 255) counter = 28;
-				m_sQueueSample.m_vecPos = col->m_vecPosition;
+				m_sQueueSample.m_vecPos = col.m_vecPosition;
 				m_sQueueSample.m_nBankIndex = SAMPLEBANK_MAIN;
 				m_sQueueSample.m_bIs2D = false;
 				m_sQueueSample.m_nReleasingVolumeModificator = 11;
@@ -311,13 +328,13 @@ void
 cAudioManager::ServiceCollisions()
 {
 	int i, j;
-	bool someArr1[NUMAUDIOCOLLISIONS];
-	bool someArr2[NUMAUDIOCOLLISIONS];
+	bool abRepeatedCollision1[NUMAUDIOCOLLISIONS];
+	bool abRepeatedCollision2[NUMAUDIOCOLLISIONS];
 
 	m_sQueueSample.m_nEntityIndex = m_nCollisionEntity;
 
 	for (int i = 0; i < NUMAUDIOCOLLISIONS; i++)
-		someArr1[i] = someArr2[i] = false;
+		abRepeatedCollision1[i] = abRepeatedCollision2[i] = false;
 
 	for (i = 0; i < m_sCollisionManager.m_bCollisionsInQueue; i++) {
 		for (j = 0; j < NUMAUDIOCOLLISIONS; j++) {
@@ -327,17 +344,17 @@ cAudioManager::ServiceCollisions()
 				&& (m_sCollisionManager.m_asCollisions1[index].m_bSurface1 == m_sCollisionManager.m_asCollisions2[j].m_bSurface1)
 				&& (m_sCollisionManager.m_asCollisions1[index].m_bSurface2 == m_sCollisionManager.m_asCollisions2[j].m_bSurface2)
 				) {
-				someArr1[index] = true;
-				someArr2[j] = true;
+				abRepeatedCollision1[index] = true;
+				abRepeatedCollision2[j] = true;
 				m_sCollisionManager.m_asCollisions1[index].m_nBaseVolume = ++m_sCollisionManager.m_asCollisions2[j].m_nBaseVolume;
-				SetUpLoopingCollisionSound(&m_sCollisionManager.m_asCollisions1[index], j);
+				SetUpLoopingCollisionSound(m_sCollisionManager.m_asCollisions1[index], j);
 				break;
 			}
 		}
 	}
 
 	for (i = 0; i < NUMAUDIOCOLLISIONS; i++) {
-		if (!someArr2[i]) {
+		if (!abRepeatedCollision2[i]) {
 			m_sCollisionManager.m_asCollisions2[i].m_pEntity1 = nil;
 			m_sCollisionManager.m_asCollisions2[i].m_pEntity2 = nil;
 			m_sCollisionManager.m_asCollisions2[i].m_bSurface1 = SURFACE_DEFAULT;
@@ -351,9 +368,9 @@ cAudioManager::ServiceCollisions()
 
 	for (i = 0; i < m_sCollisionManager.m_bCollisionsInQueue; i++) {
 		int index = m_sCollisionManager.m_bIndicesTable[i];
-		if (!someArr1[index]) {
+		if (!abRepeatedCollision1[index]) {
 			for (j = 0; j < NUMAUDIOCOLLISIONS; j++) {
-				if (someArr2[j]) {
+				if (!abRepeatedCollision2[j]) {
 					m_sCollisionManager.m_asCollisions2[j].m_nBaseVolume = 1;
 					m_sCollisionManager.m_asCollisions2[j].m_pEntity1 = m_sCollisionManager.m_asCollisions1[index].m_pEntity1;
 					m_sCollisionManager.m_asCollisions2[j].m_pEntity2 = m_sCollisionManager.m_asCollisions1[index].m_pEntity2;
@@ -362,8 +379,8 @@ cAudioManager::ServiceCollisions()
 					break;
 				}
 			}
-			SetUpOneShotCollisionSound(&m_sCollisionManager.m_asCollisions1[index]);
-			SetUpLoopingCollisionSound(&m_sCollisionManager.m_asCollisions1[index], j);
+			SetUpOneShotCollisionSound(m_sCollisionManager.m_asCollisions1[index]);
+			SetUpLoopingCollisionSound(m_sCollisionManager.m_asCollisions1[index], j);
 		}
 	}
 
@@ -393,7 +410,7 @@ cAudioManager::ReportCollision(CEntity *entity1, CEntity *entity2, uint8 surface
 		v2 = entity2->GetPosition();
 	}
 	CVector pos = (v1 + v2) * 0.5f;
-	distSquared = GetDistanceSquared(&pos);
+	distSquared = GetDistanceSquared(pos);
 	if(distSquared < SQR(CollisionSoundIntensity)) {
 		m_sCollisionManager.m_sQueue.m_pEntity1 = entity1;
 		m_sCollisionManager.m_sQueue.m_pEntity2 = entity2;
diff --git a/src/audio/AudioManager.cpp b/src/audio/AudioManager.cpp
index a417e077..be68d40f 100644
--- a/src/audio/AudioManager.cpp
+++ b/src/audio/AudioManager.cpp
@@ -2951,10 +2951,10 @@ cAudioManager::GetCurrent3DProviderIndex() const
 }
 
 float
-cAudioManager::GetDistanceSquared(CVector *v) const
+cAudioManager::GetDistanceSquared(const CVector &v) const
 {
 	const CVector &c = TheCamera.GetPosition();
-	return sq(v->x - c.x) + sq(v->y - c.y) + sq((v->z - c.z) * 0.2f);
+	return sq(v.x - c.x) + sq(v.y - c.y) + sq((v.z - c.z) * 0.2f);
 }
 
 int32
@@ -3625,14 +3625,14 @@ cAudioManager::ProcessActiveQueues()
 			m_asActiveSamples[i].m_nEntityIndex = AEHANDLE_NONE;
 		}
 	}
-	for (int32 i = 0; i < m_SampleRequestQueuesStatus[m_nActiveSampleQueue]; ++i) {
+	for (uint8 i = 0; i < m_SampleRequestQueuesStatus[m_nActiveSampleQueue]; ++i) {
 		tSound &sample = m_asSamples[m_nActiveSampleQueue][m_abSampleQueueIndexTable[m_nActiveSampleQueue][i]];
 		if (!sample.m_bIsProcessed && !sample.m_bLoopEnded && m_asAudioEntities[sample.m_nEntityIndex].m_bIsUsed && sample.m_nSampleIndex < NO_SAMPLE) {
 			if (sample.m_nCounter > 255 && sample.m_nLoopCount && sample.m_nLoopsRemaining) {
 				--sample.m_nLoopsRemaining;
 				sample.m_nReleasingVolumeDivider = 1;
 			} else {
-				for (int32 j = 0; j < m_nActiveSamples; ++j) {
+				for (uint8 j = 0; j < m_nActiveSamples; ++j) {
 					if (!m_asActiveSamples[j].m_bIsProcessed) {
 						if (sample.m_nLoopCount) {
 							v28 = sample.m_nFrequency / m_nTimeSpent;
@@ -3747,7 +3747,7 @@ cAudioManager::ProcessAirportScriptObject(uint8 sound)
 		default:
 			return;
 		}
-		float distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		float distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 			m_sQueueSample.m_fDistance = Sqrt(distSquared);
 			m_sQueueSample.m_nVolume = ComputeVolume(110, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -3970,7 +3970,7 @@ cAudioManager::ProcessBridge()
 
 	if (CBridge::pLiftRoad) {
 		m_sQueueSample.m_vecPos = CBridge::pLiftRoad->GetPosition();
-		dist = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		dist = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		if (dist < 202500.0f) {
 			CalculateDistance(distCalculated, dist);
 			switch (CBridge::State) {
@@ -4206,7 +4206,7 @@ cAudioManager::ProcessCinemaScriptObject(uint8 sound)
 		default:
 			return;
 		}
-		float distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		float distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 			m_sQueueSample.m_fDistance = Sqrt(distSquared);
 			rand = m_anRandomTable[0] % 90 + 30;
@@ -4246,7 +4246,7 @@ cAudioManager::ProcessCrane()
 		if (crane->m_nCraneStatus == CCrane::ACTIVATED) {
 			if (crane->m_nCraneState != CCrane::IDLE) {
 				m_sQueueSample.m_vecPos = crane->m_pCraneEntity->GetPosition();
-				distSquared = GetDistanceSquared(&this->m_sQueueSample.m_vecPos);
+				distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 				if (distSquared < SQR(intensity)) {
 					CalculateDistance(distCalculated, distSquared);
 					m_sQueueSample.m_nVolume = ComputeVolume(100, 80.f, m_sQueueSample.m_fDistance);
@@ -4306,7 +4306,7 @@ cAudioManager::ProcessDocksScriptObject(uint8 sound)
 		default:
 			return;
 		}
-		distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 			m_sQueueSample.m_fDistance = Sqrt(distSquared);
 			rand = m_anRandomTable[0] % 60 + 40;
@@ -4510,7 +4510,7 @@ cAudioManager::ProcessExplosions(int32 explosion)
 			}
 			pos = CExplosion::GetExplosionPosition(i);
 			m_sQueueSample.m_vecPos = *pos;
-			distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+			distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 			if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 				m_sQueueSample.m_fDistance = Sqrt(distSquared);
 				m_sQueueSample.m_nVolume = ComputeVolume(maxVolume, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -4541,7 +4541,7 @@ cAudioManager::ProcessFireHydrant()
 	static const int intensity = 35;
 
 	m_sQueueSample.m_vecPos = ((CEntity *)m_asAudioEntities[m_sQueueSample.m_nEntityIndex].m_pEntity)->GetPosition();
-	distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (distSquared < SQR(intensity)) {
 		CalculateDistance(distCalculated, distSquared);
 		m_sQueueSample.m_nVolume = ComputeVolume(40, 35.f, m_sQueueSample.m_fDistance);
@@ -4611,7 +4611,7 @@ void cAudioManager::ProcessFires(int32)
 				m_sQueueSample.m_nReleasingVolumeModificator = 8;
 			}
 			m_sQueueSample.m_vecPos = gFireManager.m_aFires[i].m_vecPos;
-			distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+			distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 			if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 				m_sQueueSample.m_fDistance = Sqrt(distSquared);
 				m_sQueueSample.m_nVolume = ComputeVolume(emittingVol, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -4875,7 +4875,7 @@ cAudioManager::ProcessGarages()
 			continue;
 		m_sQueueSample.m_vecPos = entity->GetPosition();
 		distCalculated = false;
-		distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		if (distSquared < 6400.f) {
 			state = CGarages::aGarages[i].m_eGarageState;
 			if (state == GS_OPENING || state == GS_CLOSING || state == GS_AFTERDROPOFF) {
@@ -5021,7 +5021,7 @@ cAudioManager::ProcessHomeScriptObject(uint8 sound)
 		default:
 			return;
 		}
-		dist = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		dist = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		if (dist < SQR(m_sQueueSample.m_fSoundIntensity)) {
 			m_sQueueSample.m_fDistance = Sqrt(dist);
 			rand = m_anRandomTable[0] % 30 + 40;
@@ -5173,7 +5173,7 @@ cAudioManager::ProcessLaunderetteScriptObject(uint8 sound)
 	default:
 		return;
 	}
-	float distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	float distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 		m_sQueueSample.m_fDistance = Sqrt(distSquared);
 		m_sQueueSample.m_nVolume = ComputeVolume(45, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -5804,7 +5804,7 @@ cAudioManager::ProcessLoopingScriptObject(uint8 sound)
 		return;
 	}
 
-	distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 		m_sQueueSample.m_fDistance = Sqrt(distSquared);
 		m_sQueueSample.m_nVolume = ComputeVolume(emittingVolume, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -5914,7 +5914,7 @@ cAudioManager::ProcessMissionAudio()
 							if (m_sMissionAudio.m_bPredefinedProperties) {
 								SampleManager.SetStreamedVolumeAndPan(80, 63, 1, 1);
 							} else {
-								distSquared = GetDistanceSquared(&m_sMissionAudio.m_vecPos);
+								distSquared = GetDistanceSquared(m_sMissionAudio.m_vecPos);
 								if (distSquared >= 2500.f) {
 									emittingVol = 0;
 									pan = 63;
@@ -6017,14 +6017,14 @@ cAudioManager::ProcessOneShotScriptObject(uint8 sound)
 	case SCRIPT_SOUND_INJURED_PED_MALE_OUCH_L:
 		male.m_pPed = nil;
 		male.m_bDistanceCalculated = false;
-		male.m_fDistance = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		male.m_fDistance = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		SetupPedComments(&male, SOUND_INJURED_PED_MALE_OUCH);
 		return;
 	case SCRIPT_SOUND_INJURED_PED_FEMALE_OUCH_S:
 	case SCRIPT_SOUND_INJURED_PED_FEMALE_OUCH_L:
 		female.m_pPed = nil;
 		female.m_bDistanceCalculated = false;
-		female.m_fDistance = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		female.m_fDistance = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		SetupPedComments(&female, SOUND_INJURED_PED_FEMALE);
 		return;
 	case SCRIPT_SOUND_GATE_START_CLUNK:
@@ -6186,7 +6186,7 @@ cAudioManager::ProcessOneShotScriptObject(uint8 sound)
 				m_sQueueSample.m_fSpeedMultiplier = 0.0f;
 				m_sQueueSample.m_bIs2D = false;
 				emittingVolume = m_anRandomTable[2] % 20 + 30;
-				distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+				distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 				if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 					m_sQueueSample.m_fDistance = Sqrt(distSquared);
 					m_sQueueSample.m_nVolume = ComputeVolume(emittingVolume, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -6231,7 +6231,7 @@ cAudioManager::ProcessOneShotScriptObject(uint8 sound)
 		return;
 	}
 
-	distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 		m_sQueueSample.m_fDistance = Sqrt(distSquared);
 		m_sQueueSample.m_nVolume = ComputeVolume(emittingVolume, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -6261,7 +6261,7 @@ cAudioManager::ProcessPed(CPhysical *ped)
 
 	// params.m_bDistanceCalculated = false;
 	params.m_pPed = (CPed *)ped;
-	params.m_fDistance = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	params.m_fDistance = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (ped->GetModelIndex() == MI_FATMALE02)
 		ProcessPedHeadphones(&params);
 	ProcessPedOneShots(&params);
@@ -7458,7 +7458,7 @@ cAudioManager::ProcessPoliceCellBeatingScriptObject(uint8 sound)
 		default:
 			return;
 		}
-		distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+		distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 		if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 			m_sQueueSample.m_fDistance = Sqrt(distSquared);
 			if (m_FrameCounter & 1)
@@ -7545,7 +7545,7 @@ cAudioManager::ProcessPornCinema(uint8 sound)
 	default:
 		return;
 	}
-	distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 		m_sQueueSample.m_fDistance = Sqrt(distSquared);
 		if (sound != SCRIPT_SOUND_MISTY_SEX_S && sound != SCRIPT_SOUND_MISTY_SEX_L) {
@@ -7622,7 +7622,7 @@ cAudioManager::ProcessProjectiles()
 			m_sQueueSample.m_fSpeedMultiplier = 4.0f;
 			m_sQueueSample.m_nReleasingVolumeDivider = 3;
 			m_sQueueSample.m_vecPos = CProjectileInfo::ms_apProjectile[i]->GetPosition();
-			float distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+			float distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 			if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 				m_sQueueSample.m_fDistance = Sqrt(distSquared);
 				m_sQueueSample.m_nVolume = ComputeVolume(emittingVol, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -7762,7 +7762,7 @@ cAudioManager::ProcessSawMillScriptObject(uint8 sound)
 	default:
 		return;
 	}
-	distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 		m_sQueueSample.m_fDistance = Sqrt(distSquared);
 		m_sQueueSample.m_nVolume = ComputeVolume(30, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -7835,7 +7835,7 @@ cAudioManager::ProcessShopScriptObject(uint8 sound)
 	default:
 		return;
 	}
-	distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 		m_sQueueSample.m_fDistance = Sqrt(distSquared);
 		m_sQueueSample.m_nVolume = ComputeVolume(30, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -7980,7 +7980,7 @@ cAudioManager::ProcessVehicle(CVehicle *veh)
 	m_sQueueSample.m_vecPos = veh->GetPosition();
 
 	params.m_bDistanceCalculated = false;
-	params.m_fDistance = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	params.m_fDistance = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	params.m_pVehicle = veh;
 	params.m_pTransmission = nil;
 	params.m_nIndex = 0;
@@ -8990,7 +8990,7 @@ void cAudioManager::ProcessWaterCannon(int32)
 	for (int32 i = 0; i < NUM_WATERCANNONS; i++) {
 		if (CWaterCannons::aCannons[i].m_nId) {
 			m_sQueueSample.m_vecPos = CWaterCannons::aCannons[0].m_avecPos[CWaterCannons::aCannons[i].m_nCur];
-			float distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+			float distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 			if (distSquared < SOUND_INTENSITY) {
 				m_sQueueSample.m_fDistance = Sqrt(distSquared);
 				m_sQueueSample.m_nVolume = ComputeVolume(50, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
@@ -9136,7 +9136,7 @@ cAudioManager::ProcessWorkShopScriptObject(uint8 sound)
 	default:
 		return;
 	}
-	distSquared = GetDistanceSquared(&m_sQueueSample.m_vecPos);
+	distSquared = GetDistanceSquared(m_sQueueSample.m_vecPos);
 	if (distSquared < SQR(m_sQueueSample.m_fSoundIntensity)) {
 		m_sQueueSample.m_fDistance = Sqrt(distSquared);
 		m_sQueueSample.m_nVolume = ComputeVolume(30, m_sQueueSample.m_fSoundIntensity, m_sQueueSample.m_fDistance);
diff --git a/src/audio/AudioManager.h b/src/audio/AudioManager.h
index ccef42ff..0d0c5d91 100644
--- a/src/audio/AudioManager.h
+++ b/src/audio/AudioManager.h
@@ -317,7 +317,7 @@ public:
 	float GetCollisionLoopingRatio(uint32 a, uint32 b, float c) const; // not used
 	float GetCollisionOneShotRatio(int32 a, float b) const;
 	float GetCollisionRatio(float a, float b, float c, float d) const;
-	float GetDistanceSquared(CVector *v) const;
+	float GetDistanceSquared(const CVector &v) const;
 	int32 GetJumboTaxiFreq() const;
 	bool GetMissionAudioLoadingStatus() const;
 	int8 GetMissionScriptPoliceAudioPlayingStatus() const;
@@ -438,15 +438,15 @@ public:
 	void SetEffectsFadeVolume(uint8 volume) const;
 	void SetEffectsMasterVolume(uint8 volume) const;
 	void SetEntityStatus(int32 id, uint8 status);
-	uint32 SetLoopingCollisionRequestedSfxFreqAndGetVol(cAudioCollision *audioCollision);
+	uint32 SetLoopingCollisionRequestedSfxFreqAndGetVol(const cAudioCollision &audioCollision);
 	void SetMissionAudioLocation(float x, float y, float z);
 	void SetMissionScriptPoliceAudio(int32 sfx) const;
 	void SetMonoMode(uint8); // todo (mobile)
 	void SetMusicFadeVolume(uint8 volume) const;
 	void SetMusicMasterVolume(uint8 volume) const;
 	void SetSpeakerConfig(int32 conf) const;
-	void SetUpLoopingCollisionSound(cAudioCollision *col, uint8 counter);
-	void SetUpOneShotCollisionSound(cAudioCollision *col);
+	void SetUpLoopingCollisionSound(const cAudioCollision &col, uint8 counter);
+	void SetUpOneShotCollisionSound(const cAudioCollision &col);
 	bool SetupCrimeReport();
 	bool SetupJumboEngineSound(uint8 vol, int32 freq);
 	bool SetupJumboFlySound(uint8 emittingVol);
@@ -468,6 +468,8 @@ public:
 	// only used in pc
 	void AdjustSamplesVolume();
 	uint8 ComputeEmittingVolume(uint8 emittingVolume, float intensity, float dist);
+
+	void DebugShit();
 };
 
 //dstatic_assert(sizeof(cAudioManager) == 19220, "cAudioManager: error");