1 files changed, 207 insertions, 161 deletions

diff --git a/src/rw/VisibilityPlugins.cpp b/src/rw/VisibilityPlugins.cpp
index b2e252a0..36a60117 100644
--- a/src/rw/VisibilityPlugins.cpp
+++ b/src/rw/VisibilityPlugins.cpp
@@ -4,16 +4,21 @@
 #include "Entity.h"
 #include "ModelInfo.h"
 #include "Lights.h"
+#include "RwHelper.h"
 #include "Renderer.h"
 #include "Camera.h"
 #include "VisibilityPlugins.h"
 #include "World.h"
 #include "custompipes.h"
 
+//--MIAMI: file done
+
 #define FADE_DISTANCE 20.0f
 
 CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaList;
+CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaBoatAtomicList;
 CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaEntityList;
+CLinkList<CVisibilityPlugins::AlphaObjectInfo> CVisibilityPlugins::m_alphaUnderwaterEntityList;
 
 int32 CVisibilityPlugins::ms_atomicPluginOffset = -1;
 int32 CVisibilityPlugins::ms_framePluginOffset = -1;
@@ -27,7 +32,6 @@ float CVisibilityPlugins::ms_vehicleLod1Dist;
 float CVisibilityPlugins::ms_vehicleFadeDist;
 float CVisibilityPlugins::ms_bigVehicleLod0Dist;
 float CVisibilityPlugins::ms_bigVehicleLod1Dist;
-float CVisibilityPlugins::ms_pedLod0Dist;
 float CVisibilityPlugins::ms_pedLod1Dist;
 float CVisibilityPlugins::ms_pedFadeDist;
 
@@ -37,6 +41,11 @@ CVisibilityPlugins::Initialise(void)
 	m_alphaList.Init(NUMALPHALIST);
 	m_alphaList.head.item.sort = 0.0f;
 	m_alphaList.tail.item.sort = 100000000.0f;
+
+	m_alphaBoatAtomicList.Init(NUMBOATALPHALIST);
+	m_alphaBoatAtomicList.head.item.sort = 0.0f;
+	m_alphaBoatAtomicList.tail.item.sort = 100000000.0f;
+
 #ifdef ASPECT_RATIO_SCALE
 	// default 150 if not enough for bigger FOVs
 	m_alphaEntityList.Init(NUMALPHAENTITYLIST * 3);
@@ -45,19 +54,28 @@ CVisibilityPlugins::Initialise(void)
 #endif // ASPECT_RATIO_SCALE
 	m_alphaEntityList.head.item.sort = 0.0f;
 	m_alphaEntityList.tail.item.sort = 100000000.0f;
+
+	m_alphaUnderwaterEntityList.Init(NUMALPHAUNTERWATERENTITYLIST);
+	m_alphaUnderwaterEntityList.head.item.sort = 0.0f;
+	m_alphaUnderwaterEntityList.tail.item.sort = 100000000.0f;
+
 }
 
 void
 CVisibilityPlugins::Shutdown(void)
 {
 	m_alphaList.Shutdown();
+	m_alphaBoatAtomicList.Shutdown();
 	m_alphaEntityList.Shutdown();
+	m_alphaUnderwaterEntityList.Shutdown();
 }
 
 void
 CVisibilityPlugins::InitAlphaEntityList(void)
 {
 	m_alphaEntityList.Clear();
+	m_alphaBoatAtomicList.Clear();
+	m_alphaUnderwaterEntityList.Clear();
 }
 
 bool
@@ -66,10 +84,9 @@ CVisibilityPlugins::InsertEntityIntoSortedList(CEntity *e, float dist)
 	AlphaObjectInfo item;
 	item.entity = e;
 	item.sort = dist;
-	bool ret = !!m_alphaEntityList.InsertSorted(item);
-//	if(!ret)
-//		printf("list full %d\n", m_alphaEntityList.Count());
-	return ret;
+	if(e->bUnderwater && m_alphaUnderwaterEntityList.InsertSorted(item))
+		return true;
+	return !!m_alphaEntityList.InsertSorted(item);
 }
 
 void
@@ -84,10 +101,16 @@ CVisibilityPlugins::InsertAtomicIntoSortedList(RpAtomic *a, float dist)
 	AlphaObjectInfo item;
 	item.atomic = a;
 	item.sort = dist;
-	bool ret = !!m_alphaList.InsertSorted(item);
-//	if(!ret)
-//		printf("list full %d\n", m_alphaList.Count());
-	return ret;
+	return !!m_alphaList.InsertSorted(item);
+}
+
+bool
+CVisibilityPlugins::InsertAtomicIntoBoatSortedList(RpAtomic *a, float dist)
+{
+	AlphaObjectInfo item;
+	item.atomic = a;
+	item.sort = dist;
+	return !!m_alphaBoatAtomicList.InsertSorted(item);
 }
 
 void
@@ -107,11 +130,25 @@ CVisibilityPlugins::SetRenderWareCamera(RwCamera *camera)
         ms_vehicleFadeDist = sq(100.0f * TheCamera.GenerationDistMultiplier);
         ms_bigVehicleLod0Dist = sq(60.0f * TheCamera.GenerationDistMultiplier);
         ms_bigVehicleLod1Dist = sq(150.0f * TheCamera.GenerationDistMultiplier);
-        ms_pedLod0Dist = sq(25.0f * TheCamera.LODDistMultiplier);
         ms_pedLod1Dist = sq(60.0f * TheCamera.LODDistMultiplier);
         ms_pedFadeDist = sq(70.0f * TheCamera.LODDistMultiplier);
 }
 
+static float DistToCameraSq;
+static float PitchToCamera;
+
+void
+CVisibilityPlugins::SetupVehicleVariables(RpClump *vehicle)
+{
+	if (RwObjectGetType((RwObject*)vehicle) != rpCLUMP)
+		return;
+	DistToCameraSq = GetDistanceSquaredFromCamera(RpClumpGetFrame(vehicle));
+	RwV3d distToCam;
+	RwV3dSub(&distToCam, ms_pCameraPosn, &RwFrameGetMatrix(RpClumpGetFrame(vehicle))->pos);
+	float dist2d = Sqrt(SQR(distToCam.x) + SQR(distToCam.y));
+	PitchToCamera = Atan2(distToCam.z, dist2d);
+}
+
 RpMaterial*
 SetAlphaCB(RpMaterial *material, void *data)
 {
@@ -127,23 +164,33 @@ SetTextureCB(RpMaterial *material, void *data)
 }
 
 void
-CVisibilityPlugins::RenderAlphaAtomics(void)
+CVisibilityPlugins::RenderAtomicList(CLinkList<AlphaObjectInfo> &list)
 {
 	CLink<AlphaObjectInfo> *node;
-	for(node = m_alphaList.tail.prev;
-	    node != &m_alphaList.head;
-	    node = node->prev)
+	for(node = list.tail.prev; node != &list.head; node = node->prev)
 		AtomicDefaultRenderCallBack(node->item.atomic);
 }
 
 void
-CVisibilityPlugins::RenderFadingEntities(void)
+CVisibilityPlugins::RenderAlphaAtomics(void)
+{
+	RenderAtomicList(m_alphaList);
+}
+
+void
+CVisibilityPlugins::RenderBoatAlphaAtomics(void)
+{
+	SetCullMode(rwCULLMODECULLNONE);
+	RenderAtomicList(m_alphaBoatAtomicList);
+	SetCullMode(rwCULLMODECULLBACK);
+}
+
+void
+CVisibilityPlugins::RenderFadingEntities(CLinkList<AlphaObjectInfo> &list)
 {
 	CLink<AlphaObjectInfo> *node;
 	CSimpleModelInfo *mi;
-	for(node = m_alphaEntityList.tail.prev;
-	    node != &m_alphaEntityList.head;
-	    node = node->prev){
+	for(node = list.tail.prev; node != &list.head; node = node->prev){
 		CEntity *e = node->item.entity;
 		if(e->m_rwObject == nil)
 			continue;
@@ -152,11 +199,7 @@ CVisibilityPlugins::RenderFadingEntities(void)
 			continue;
 #endif
 		mi = (CSimpleModelInfo *)CModelInfo::GetModelInfo(e->GetModelIndex());
-#ifdef FIX_BUGS
 		if(mi->GetModelType() == MITYPE_SIMPLE && mi->m_noZwrite)
-#else
-		if(mi->m_noZwrite)
-#endif
 			RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, FALSE);
 
 		if(e->bDistanceFade){
@@ -168,29 +211,34 @@ CVisibilityPlugins::RenderFadingEntities(void)
 		}else
 			CRenderer::RenderOneNonRoad(e);
 
-#ifdef FIX_BUGS
 		if(mi->GetModelType() == MITYPE_SIMPLE && mi->m_noZwrite)
-#else
-		if(mi->m_noZwrite)
-#endif
 			RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE);
 	}
 }
 
+void
+CVisibilityPlugins::RenderFadingEntities(void)
+{
+	RenderFadingEntities(m_alphaEntityList);
+	RenderBoatAlphaAtomics();
+}
+
+void
+CVisibilityPlugins::RenderFadingUnderwaterEntities(void)
+{
+	RenderFadingEntities(m_alphaUnderwaterEntityList);
+}
+
 RpAtomic*
 CVisibilityPlugins::RenderWheelAtomicCB(RpAtomic *atomic)
 {
 	RpAtomic *lodatm;
-	RwMatrix *m;
-	RwV3d view;
 	float len;
 	CSimpleModelInfo *mi;
 
 	mi = GetAtomicModelInfo(atomic);
-	m = RwFrameGetLTM(RpAtomicGetFrame(atomic));
-	RwV3dSub(&view, RwMatrixGetPos(m), ms_pCameraPosn);
-	len = RwV3dLength(&view);
-	lodatm = mi->GetAtomicFromDistance(len);
+	len = Sqrt(DistToCameraSq);
+	lodatm = mi->GetAtomicFromDistance(len * TheCamera.LODDistMultiplier / TheCamera.GenerationDistMultiplier);
 	if(lodatm){
 		if(RpAtomicGetGeometry(lodatm) != RpAtomicGetGeometry(atomic))
 			RpAtomicSetGeometry(atomic, RpAtomicGetGeometry(lodatm), rpATOMICSAMEBOUNDINGSPHERE);
@@ -232,6 +280,24 @@ CVisibilityPlugins::RenderAlphaAtomic(RpAtomic *atomic, int alpha)
 }
 
 RpAtomic*
+CVisibilityPlugins::RenderWeaponCB(RpAtomic *atomic)
+{
+	RwMatrix *m;
+	RwV3d view;
+	float maxdist, distsq;
+	CSimpleModelInfo *mi;
+
+	mi = GetAtomicModelInfo(atomic);
+	m = RwFrameGetLTM(RpAtomicGetFrame(atomic));
+	RwV3dSub(&view, RwMatrixGetPos(m), ms_pCameraPosn);
+	maxdist = mi->GetLodDistance(0);
+	distsq = RwV3dDotProduct(&view, &view);
+	if(distsq < maxdist*maxdist)
+		AtomicDefaultRenderCallBack(atomic);
+	return atomic;
+}
+
+RpAtomic*
 CVisibilityPlugins::RenderFadingAtomic(RpAtomic *atomic, float camdist)
 {
 	RpAtomic *lodatm;
@@ -241,29 +307,30 @@ CVisibilityPlugins::RenderFadingAtomic(RpAtomic *atomic, float camdist)
 
 	mi = GetAtomicModelInfo(atomic);
 	lodatm = mi->GetAtomicFromDistance(camdist - FADE_DISTANCE);
-	if(mi->m_additive){
-		RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDONE);
+	if(mi->m_additive)
 		AtomicDefaultRenderCallBack(atomic);
-		RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA);
-	}else{
-		fadefactor = (mi->GetLargestLodDistance() - (camdist - FADE_DISTANCE))/FADE_DISTANCE;
-		if(fadefactor > 1.0f)
-			fadefactor = 1.0f;
-		alpha = mi->m_alpha * fadefactor;
-		if(alpha == 255)
-			AtomicDefaultRenderCallBack(atomic);
-		else{
-			RpGeometry *geo = RpAtomicGetGeometry(lodatm);
-			uint32 flags = RpGeometryGetFlags(geo);
-			RpGeometrySetFlags(geo, flags | rpGEOMETRYMODULATEMATERIALCOLOR);
-			RpGeometryForAllMaterials(geo, SetAlphaCB, (void*)alpha);
-			if(geo != RpAtomicGetGeometry(atomic))
-				RpAtomicSetGeometry(atomic, geo, rpATOMICSAMEBOUNDINGSPHERE); // originally 5 (mistake?)
-			AtomicDefaultRenderCallBack(atomic);
-			RpGeometryForAllMaterials(geo, SetAlphaCB, (void*)255);
-			RpGeometrySetFlags(geo, flags);
-		}
+
+	fadefactor = (mi->GetLargestLodDistance() - (camdist - FADE_DISTANCE))/FADE_DISTANCE;
+	if(fadefactor > 1.0f)
+		fadefactor = 1.0f;
+	alpha = mi->m_alpha * fadefactor;
+	if(alpha == 255)
+		AtomicDefaultRenderCallBack(atomic);
+	else{
+		RpGeometry *geo = RpAtomicGetGeometry(lodatm);
+		uint32 flags = RpGeometryGetFlags(geo);
+		RpGeometrySetFlags(geo, flags | rpGEOMETRYMODULATEMATERIALCOLOR);
+		RpGeometryForAllMaterials(geo, SetAlphaCB, (void*)alpha);
+		if(geo != RpAtomicGetGeometry(atomic))
+			RpAtomicSetGeometry(atomic, geo, rpATOMICSAMEBOUNDINGSPHERE); // originally 5 (mistake?)
+		AtomicDefaultRenderCallBack(atomic);
+		RpGeometryForAllMaterials(geo, SetAlphaCB, (void*)255);
+		RpGeometrySetFlags(geo, flags);
 	}
+
+	if(mi->m_additive)
+		RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA);
+
 	return atomic;
 }
 
@@ -273,17 +340,16 @@ RpAtomic*
 CVisibilityPlugins::RenderVehicleHiDetailCB(RpAtomic *atomic)
 {
 	RwFrame *clumpframe;
-	float distsq, dot;
+	float dot;
 	uint32 flags;
 
 	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq < ms_vehicleLod0Dist){
+	if(DistToCameraSq < ms_vehicleLod0Dist){
 		flags = GetAtomicId(atomic);
-		if(distsq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0){
+		if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f){
 			dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
 				RwFrameGetLTM(clumpframe), flags);
-			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*distsq < dot*dot))
+			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
 				return atomic;
 		}
 		AtomicDefaultRenderCallBack(atomic);
@@ -295,25 +361,24 @@ RpAtomic*
 CVisibilityPlugins::RenderVehicleHiDetailAlphaCB(RpAtomic *atomic)
 {
 	RwFrame *clumpframe;
-	float distsq, dot;
+	float dot;
 	uint32 flags;
 
 	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq < ms_vehicleLod0Dist){
+	if(DistToCameraSq < ms_vehicleLod0Dist){
 		flags = GetAtomicId(atomic);
 		dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
 			RwFrameGetLTM(clumpframe), flags);
-		if(distsq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0)
-			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*distsq < dot*dot))
+		if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f)
+			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
 				return atomic;
 
 		if(flags & ATOMIC_FLAG_DRAWLAST){
 			// sort before clump
-			if(!InsertAtomicIntoSortedList(atomic, distsq - 0.0001f))
+			if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq - 0.0001f))
 				AtomicDefaultRenderCallBack(atomic);
 		}else{
-			if(!InsertAtomicIntoSortedList(atomic, distsq + dot))
+			if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot))
 				AtomicDefaultRenderCallBack(atomic);
 		}
 	}
@@ -324,14 +389,13 @@ RpAtomic*
 CVisibilityPlugins::RenderVehicleHiDetailCB_BigVehicle(RpAtomic *atomic)
 {
 	RwFrame *clumpframe;
-	float distsq, dot;
+	float dot;
 	uint32 flags;
 
 	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq < ms_bigVehicleLod0Dist){
+	if(DistToCameraSq < ms_bigVehicleLod0Dist){
 		flags = GetAtomicId(atomic);
-		if(distsq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0){
+		if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f){
 			dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
 				RwFrameGetLTM(clumpframe), flags);
 			if(dot > 0.0f)
@@ -346,20 +410,19 @@ RpAtomic*
 CVisibilityPlugins::RenderVehicleHiDetailAlphaCB_BigVehicle(RpAtomic *atomic)
 {
 	RwFrame *clumpframe;
-	float distsq, dot;
+	float dot;
 	uint32 flags;
 
 	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq < ms_bigVehicleLod0Dist){
+	if(DistToCameraSq < ms_bigVehicleLod0Dist){
 		flags = GetAtomicId(atomic);
 		dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
 			RwFrameGetLTM(clumpframe), flags);
-		if(dot > 0.0f)
-			if(distsq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0)
+		if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f)
+			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
 				return atomic;
 
-		if(!InsertAtomicIntoSortedList(atomic, distsq + dot))
+		if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot))
 			AtomicDefaultRenderCallBack(atomic);
 	}
 	return atomic;
@@ -368,29 +431,36 @@ CVisibilityPlugins::RenderVehicleHiDetailAlphaCB_BigVehicle(RpAtomic *atomic)
 RpAtomic*
 CVisibilityPlugins::RenderVehicleHiDetailCB_Boat(RpAtomic *atomic)
 {
-	RwFrame *clumpframe;
-	float distsq;
-
-	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq < ms_bigVehicleLod1Dist)
+	if(DistToCameraSq < ms_bigVehicleLod1Dist)
 		AtomicDefaultRenderCallBack(atomic);
 	return atomic;
 }
 
 RpAtomic*
+CVisibilityPlugins::RenderVehicleHiDetailAlphaCB_Boat(RpAtomic *atomic)
+{
+	if(DistToCameraSq < ms_vehicleLod0Dist){
+		if(GetAtomicId(atomic) & ATOMIC_FLAG_DRAWLAST){
+			if(!InsertAtomicIntoBoatSortedList(atomic, DistToCameraSq))
+				AtomicDefaultRenderCallBack(atomic);
+		}else
+			AtomicDefaultRenderCallBack(atomic);
+	}
+	return atomic;
+}
+
+RpAtomic*
 CVisibilityPlugins::RenderVehicleLowDetailCB_BigVehicle(RpAtomic *atomic)
 {
 	RwFrame *clumpframe;
-	float distsq, dot;
+	float dot;
 	uint32 flags;
 
 	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq >= ms_bigVehicleLod0Dist &&
-	   distsq < ms_bigVehicleLod1Dist){
+	if(DistToCameraSq >= ms_bigVehicleLod0Dist &&
+	   DistToCameraSq < ms_bigVehicleLod1Dist){
 		flags = GetAtomicId(atomic);
-		if(distsq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0){
+		if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f){
 			dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
 				RwFrameGetLTM(clumpframe), flags);
 			if(dot > 0.0f)
@@ -405,21 +475,20 @@ RpAtomic*
 CVisibilityPlugins::RenderVehicleLowDetailAlphaCB_BigVehicle(RpAtomic *atomic)
 {
 	RwFrame *clumpframe;
-	float distsq, dot;
+	float dot;
 	uint32 flags;
 
 	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq >= ms_bigVehicleLod0Dist &&
-	   distsq < ms_bigVehicleLod1Dist){
+	if(DistToCameraSq >= ms_bigVehicleLod0Dist &&
+	   DistToCameraSq < ms_bigVehicleLod1Dist){
 		flags = GetAtomicId(atomic);
 		dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
 			RwFrameGetLTM(clumpframe), flags);
 		if(dot > 0.0f)
-			if(distsq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0)
+			if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f)
 				return atomic;
 
-		if(!InsertAtomicIntoSortedList(atomic, distsq + dot))
+		if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot))
 			AtomicDefaultRenderCallBack(atomic);
 	}
 	return atomic;
@@ -429,12 +498,10 @@ RpAtomic*
 CVisibilityPlugins::RenderVehicleReallyLowDetailCB(RpAtomic *atomic)
 {
 	RpClump *clump;
-	float dist;
 	int32 alpha;
 
 	clump = RpAtomicGetClump(atomic);
-	dist = GetDistanceSquaredFromCamera(RpClumpGetFrame(clump));
-	if(dist >= ms_vehicleLod0Dist){
+	if(DistToCameraSq >= ms_vehicleLod0Dist){
 		alpha = GetClumpAlpha(clump);
 		if(alpha == 255)
 			AtomicDefaultRenderCallBack(atomic);
@@ -448,12 +515,7 @@ CVisibilityPlugins::RenderVehicleReallyLowDetailCB(RpAtomic *atomic)
 RpAtomic*
 CVisibilityPlugins::RenderVehicleReallyLowDetailCB_BigVehicle(RpAtomic *atomic)
 {
-	RwFrame *clumpframe;
-	float distsq;
-
-	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq >= ms_bigVehicleLod1Dist)
+	if(DistToCameraSq >= ms_bigVehicleLod1Dist)
 		AtomicDefaultRenderCallBack(atomic);
 	return atomic;
 }
@@ -462,17 +524,16 @@ RpAtomic*
 CVisibilityPlugins::RenderTrainHiDetailCB(RpAtomic *atomic)
 {
 	RwFrame *clumpframe;
-	float distsq, dot;
+	float dot;
 	uint32 flags;
 
 	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq < ms_bigVehicleLod1Dist){
+	if(DistToCameraSq < ms_bigVehicleLod1Dist){
 		flags = GetAtomicId(atomic);
-		if(distsq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0){
+		if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f){
 			dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
 				RwFrameGetLTM(clumpframe), flags);
-			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*distsq < dot*dot))
+			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
 				return atomic;
 		}
 		AtomicDefaultRenderCallBack(atomic);
@@ -484,25 +545,24 @@ RpAtomic*
 CVisibilityPlugins::RenderTrainHiDetailAlphaCB(RpAtomic *atomic)
 {
 	RwFrame *clumpframe;
-	float distsq, dot;
+	float dot;
 	uint32 flags;
 
 	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
-	distsq = GetDistanceSquaredFromCamera(clumpframe);
-	if(distsq < ms_bigVehicleLod1Dist){
+	if(DistToCameraSq < ms_bigVehicleLod1Dist){
 		flags = GetAtomicId(atomic);
 		dot = GetDotProductWithCameraVector(RwFrameGetLTM(RpAtomicGetFrame(atomic)),
 			RwFrameGetLTM(clumpframe), flags);
-		if(distsq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0)
-			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*distsq < dot*dot))
+		if(DistToCameraSq > ms_cullCompsDist && (flags & ATOMIC_FLAG_NOCULL) == 0 && PitchToCamera < 0.2f)
+			if(dot > 0.0f && ((flags & ATOMIC_FLAG_ANGLECULL) || 0.1f*DistToCameraSq < dot*dot))
 				return atomic;
 
 		if(flags & ATOMIC_FLAG_DRAWLAST){
 			// sort before clump
-			if(!InsertAtomicIntoSortedList(atomic, distsq - 0.0001f))
+			if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq - 0.0001f))
 				AtomicDefaultRenderCallBack(atomic);
 		}else{
-			if(!InsertAtomicIntoSortedList(atomic, distsq + dot))
+			if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot))
 				AtomicDefaultRenderCallBack(atomic);
 		}
 	}
@@ -510,54 +570,49 @@ CVisibilityPlugins::RenderTrainHiDetailAlphaCB(RpAtomic *atomic)
 }
 
 RpAtomic*
-CVisibilityPlugins::RenderPlayerCB(RpAtomic *atomic)
+CVisibilityPlugins::RenderVehicleRotorAlphaCB(RpAtomic *atomic)
 {
-	if(CWorld::Players[0].m_pSkinTexture)
-		RpGeometryForAllMaterials(RpAtomicGetGeometry(atomic), SetTextureCB, CWorld::Players[0].m_pSkinTexture);
-	AtomicDefaultRenderCallBack(atomic);
+	RwFrame *clumpframe;
+	float dot;
+	RwV3d cam2atm;
+
+	clumpframe = RpClumpGetFrame(RpAtomicGetClump(atomic));
+	if(DistToCameraSq < ms_bigVehicleLod1Dist){
+		RwV3dSub(&cam2atm, &RwFrameGetLTM(RpAtomicGetFrame(atomic))->pos, ms_pCameraPosn);
+		dot = RwV3dDotProduct(&cam2atm, &RwFrameGetLTM(clumpframe)->at);
+		if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq + dot*20.0f))
+			AtomicDefaultRenderCallBack(atomic);
+	}
 	return atomic;
 }
 
 RpAtomic*
-CVisibilityPlugins::RenderPedLowDetailCB(RpAtomic *atomic)
+CVisibilityPlugins::RenderVehicleTailRotorAlphaCB(RpAtomic *atomic)
 {
-	RpClump *clump;
-	float dist;
-	int32 alpha;
+	RwMatrix *clumpMat, *atmMat;
+	float dot;
+	RwV3d cam2atm;
 
-	clump = RpAtomicGetClump(atomic);
-	dist = GetDistanceSquaredFromCamera(RpClumpGetFrame(clump));
-	if(dist >= ms_pedLod0Dist){
-		alpha = GetClumpAlpha(clump);
-		if(alpha == 255)
+	if(DistToCameraSq < ms_bigVehicleLod0Dist){
+		atmMat = RwFrameGetLTM(RpAtomicGetFrame(atomic));
+		clumpMat = RwFrameGetLTM(RpClumpGetFrame(RpAtomicGetClump(atomic)));
+		RwV3dSub(&cam2atm, &atmMat->pos, ms_pCameraPosn);
+		dot = RwV3dDotProduct(&cam2atm, &clumpMat->up) + RwV3dDotProduct(&cam2atm, &clumpMat->right);
+		if(!InsertAtomicIntoSortedList(atomic, DistToCameraSq - dot))
 			AtomicDefaultRenderCallBack(atomic);
-		else
-			RenderAlphaAtomic(atomic, alpha);
 	}
 	return atomic;
 }
 
 RpAtomic*
-CVisibilityPlugins::RenderPedHiDetailCB(RpAtomic *atomic)
+CVisibilityPlugins::RenderPlayerCB(RpAtomic *atomic)
 {
-	RpClump *clump;
-	float dist;
-	int32 alpha;
-
-	clump = RpAtomicGetClump(atomic);
-	dist = GetDistanceSquaredFromCamera(RpClumpGetFrame(clump));
-	if(dist < ms_pedLod0Dist){
-		alpha = GetClumpAlpha(clump);
-		if(alpha == 255)
-			AtomicDefaultRenderCallBack(atomic);
-		else
-			RenderAlphaAtomic(atomic, alpha);
-	}
+	if(CWorld::Players[0].m_pSkinTexture)
+		RpGeometryForAllMaterials(RpAtomicGetGeometry(atomic), SetTextureCB, CWorld::Players[0].m_pSkinTexture);
+	AtomicDefaultRenderCallBack(atomic);
 	return atomic;
 }
 
-// This is needed for peds with only one clump, i.e. skinned models
-// strangely even the xbox version has no such thing
 RpAtomic*
 CVisibilityPlugins::RenderPedCB(RpAtomic *atomic)
 {
@@ -576,6 +631,14 @@ CVisibilityPlugins::RenderPedCB(RpAtomic *atomic)
 }
 
 float
+CVisibilityPlugins::GetDistanceSquaredFromCamera(RwV3d *pos)
+{
+	RwV3d dist;
+	RwV3dSub(&dist, pos, ms_pCameraPosn);
+	return RwV3dDotProduct(&dist, &dist);
+}
+
+float
 CVisibilityPlugins::GetDistanceSquaredFromCamera(RwFrame *frame)
 {
 	RwMatrix *m;
@@ -632,16 +695,6 @@ CVisibilityPlugins::DefaultVisibilityCB(RpClump *clump)
 }
 
 bool
-CVisibilityPlugins::MloVisibilityCB(RpClump *clump)
-{
-	RwFrame *frame = RpClumpGetFrame(clump);
-	CMloModelInfo *modelInfo = (CMloModelInfo*)GetFrameHierarchyId(frame);
-	if (sq(modelInfo->field_34) < GetDistanceSquaredFromCamera(frame))
-		return false;
-	return CVisibilityPlugins::FrustumSphereCB(clump);
-}
-
-bool
 CVisibilityPlugins::FrustumSphereCB(RpClump *clump)
 {
 	RwSphere sphere;
@@ -735,13 +788,6 @@ CVisibilityPlugins::SetAtomicModelInfo(RpAtomic *atomic,
 {
 	AtomicExt *ext = ATOMICEXT(atomic);
 	ext->modelInfo = modelInfo;
-	switch (modelInfo->GetModelType()) {
-		case MITYPE_SIMPLE:
-		case MITYPE_TIME:
-			if(modelInfo->m_normalCull)
-				SetAtomicRenderCallback(atomic, RenderObjNormalAtomic);
-		default: break;
-	}
 }
 
 CSimpleModelInfo*