C++ USkeletalMeshComponent类代码示例

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本文整理汇总了C++中USkeletalMeshComponent类的典型用法代码示例。如果您正苦于以下问题：C++ USkeletalMeshComponent类的具体用法？C++ USkeletalMeshComponent怎么用？C++ USkeletalMeshComponent使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了USkeletalMeshComponent类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: ClearAllAnimSetLinkupCaches

void UAnimSet::ClearAllAnimSetLinkupCaches()
{
	double Start = FPlatformTime::Seconds();

	TArray<UAnimSet*> AnimSets;
	TArray<USkeletalMeshComponent*> SkelComps;
	// Find all AnimSets and SkeletalMeshComponents (just do one iterator)
	for(TObjectIterator<UObject> It;It;++It)
	{
		UAnimSet* AnimSet = Cast<UAnimSet>(*It);
		if(AnimSet && !AnimSet->IsPendingKill() && !AnimSet->IsTemplate())
		{
			AnimSets.Add(AnimSet);
		}

		USkeletalMeshComponent* SkelComp = Cast<USkeletalMeshComponent>(*It);
		if(SkelComp && !SkelComp->IsPendingKill() && !SkelComp->IsTemplate())
		{
			SkelComps.Add(SkelComp);
		}
	}

	// For all AnimSets, empty their linkup cache
	for(int32 i=0; i<AnimSets.Num(); i++)
	{
		AnimSets[i]->LinkupCache.Empty();
		AnimSets[i]->SkelMesh2LinkupCache.Empty();
	}

	UE_LOG(LogAnimation, Log, TEXT("ClearAllAnimSetLinkupCaches - Took %3.2fms"), (FPlatformTime::Seconds() - Start)*1000.f);
}

开发者ID:RandomDeveloperM，项目名称:UE4_Hairworks，代码行数:31，代码来源:AnimSet.cpp

示例2: Super

ACVehicleSpawner::ACVehicleSpawner(const FObjectInitializer& ObjectInitializer) : Super(ObjectInitializer){
	USkeletalMeshComponent* Mesh = ObjectInitializer.CreateDefaultSubobject<USkeletalMeshComponent>(this, TEXT("Mesh"));
	static ConstructorHelpers::FObjectFinder<USkeletalMesh> PlaceHolderMesh(TEXT("SkeletalMesh'/Game/Spawner/placeholder_vehicle.placeholder_vehicle'"));
	Mesh->SetSkeletalMesh(PlaceHolderMesh.Object);
	RootComponent = Mesh;

	SetActorHiddenInGame(true);

	static ConstructorHelpers::FClassFinder<AFlockingVehicle> CarFinder(TEXT("/Game/Vehicle/FlockingCar"));
	static ConstructorHelpers::FClassFinder<AFlockingVehicle> SedanFinder(TEXT("/Game/Vehicle/FlockingSedan"));
	static ConstructorHelpers::FClassFinder<AFlockingVehicle> EmergencyFinder(TEXT("/Game/Vehicle/EmergencyVehicle"));
	static ConstructorHelpers::FClassFinder<AFlockingVehicle> BusFinder(TEXT("/Game/Vehicle/FlockingBus"));
	static ConstructorHelpers::FObjectFinder<UMaterial> Yellow(TEXT("Material'/Game/Sedan/Materials/M_Vehicle_Sedan_yelllo.M_Vehicle_Sedan_yelllo'"));
	static ConstructorHelpers::FObjectFinder<UMaterial> Blue(TEXT("Material'/Game/Sedan/Materials/M_Vehicle_Sedan.M_Vehicle_Sedan'"));
	static ConstructorHelpers::FObjectFinder<UMaterial> Green(TEXT("Material'/Game/Sedan/Materials/M_Vehicle_Sedan_green.M_Vehicle_Sedan_green'"));


	VehicleTypeClass.Add((uint8)EVehicleType::VT_Car, CarFinder.Class);
	VehicleTypeClass.Add((uint8)EVehicleType::VT_Sedan, SedanFinder.Class);
	VehicleTypeClass.Add((uint8)EVehicleType::VT_Bus, BusFinder.Class);
	VehicleTypeClass.Add((uint8)EVehicleType::VT_Emergency, EmergencyFinder.Class);

	TArray<UMaterial*> Materials;
	Materials.Add(Yellow.Object);
	Materials.Add(Blue.Object);
	Materials.Add(Green.Object);

	VehicleTypeMaterials.Add((uint8)EVehicleType::VT_Car, Materials);
	VehicleTypeMaterials.Add((uint8)EVehicleType::VT_Sedan, Materials);
}

开发者ID:HighwayFlocking，项目名称:HighwayFlocking，代码行数:30，代码来源:CVehicleSpawner.cpp

示例3: ResultBox

FBox UPhysicsConstraintComponent::GetBodyBoxInternal(EConstraintFrame::Type Frame, FName InBoneName) const
{
	FBox ResultBox(0);

	UPrimitiveComponent* PrimComp  = GetComponentInternal(Frame);

	// Skeletal case
	USkeletalMeshComponent* SkelComp = Cast<USkeletalMeshComponent>(PrimComp);
	if(SkelComp != NULL)
	{
		UPhysicsAsset * const PhysicsAsset = SkelComp->GetPhysicsAsset();
		if (PhysicsAsset)
		{
			int32 BoneIndex = SkelComp->GetBoneIndex(InBoneName);
			int32 BodyIndex = PhysicsAsset->FindBodyIndex(InBoneName);
			if(BoneIndex != INDEX_NONE && BodyIndex != INDEX_NONE)
			{	
				const FTransform BoneTransform = SkelComp->GetBoneTransform(BoneIndex);
				ResultBox = PhysicsAsset->BodySetup[BodyIndex]->AggGeom.CalcAABB(BoneTransform);
			}
		}
	}
	else if(PrimComp != NULL)
	{
		ResultBox = PrimComp->Bounds.GetBox();
	}

	return ResultBox;
}

开发者ID:WasPedro，项目名称:UnrealEngine4.11-HairWorks，代码行数:29，代码来源:PhysicsConstraintComponent.cpp

示例4: ResetAnimSet

void UAnimSet::ResetAnimSet()
{
#if WITH_EDITORONLY_DATA
	// Make sure we handle AnimSequence references properly before emptying the array.
	for(int32 i=0; i<Sequences.Num(); i++)
	{	
		UAnimSequence* AnimSeq = Sequences[i];
		if( AnimSeq )
		{
			AnimSeq->RecycleAnimSequence();
		}
	}
	Sequences.Empty();
	TrackBoneNames.Empty();
	LinkupCache.Empty();
	SkelMesh2LinkupCache.Empty();

	// We need to re-init any skeleltal mesh components now, because they might still have references to linkups in this set.
	for(TObjectIterator<USkeletalMeshComponent> It;It;++It)
	{
		USkeletalMeshComponent* SkelComp = *It;
		if(!SkelComp->IsPendingKill() && !SkelComp->IsTemplate())
		{
			SkelComp->InitAnim(true);
		}
	}
#endif // WITH_EDITORONLY_DATA
}

开发者ID:RandomDeveloperM，项目名称:UE4_Hairworks，代码行数:28，代码来源:AnimSet.cpp

示例5: UpdateRefreshBones

void FMovieSceneSkeletalAnimationTrackInstance::RefreshInstance( const TArray<TWeakObjectPtr<UObject>>& RuntimeObjects, IMovieScenePlayer& Player, FMovieSceneSequenceInstance& SequenceInstance )
{
	UpdateRefreshBones(RuntimeObjects);

	// When not in preview playback we need to stop any running animations to prevent the animations from being advanced a frame when
	// they are ticked by the engine.
	for ( TWeakObjectPtr<UObject> RuntimeObjectPtr : RuntimeObjects )
	{
		if ( ShouldUsePreviewPlayback( Player, RuntimeObjectPtr.Get() ) == false )
		{
			USkeletalMeshComponent* SkeletalMeshComponent = GetSkeletalMeshComponentFromRuntimeObjectPtr( RuntimeObjectPtr );
			if ( SkeletalMeshComponent != nullptr )
			{
				UAnimInstance* AnimInstance = SkeletalMeshComponent->GetAnimInstance();
				if ( AnimInstance )
				{
					UAnimSingleNodeInstance * SingleNodeInstance = SkeletalMeshComponent->GetSingleNodeInstance();
					if ( SingleNodeInstance )
					{
						SingleNodeInstance->SetPlaying( false );
					}
					// TODO: Anim montage?
				}
			}
		}
	}
}

开发者ID:zhaoyizheng0930，项目名称:UnrealEngine，代码行数:27，代码来源:MovieSceneSkeletalAnimationTrackInstance.cpp

示例6: DetachMeshFromPawn

void AShooterWeapon::AttachMeshToPawn()
{
	if (MyPawn)
	{
		// Remove and hide both first and third person meshes
		DetachMeshFromPawn();

		// For locally controller players we attach both weapons and let the bOnlyOwnerSee, bOwnerNoSee flags deal with visibility.
		FName AttachPoint = MyPawn->GetWeaponAttachPoint();
		if( MyPawn->IsLocallyControlled() == true )
		{
			USkeletalMeshComponent* PawnMesh1p = MyPawn->GetSpecifcPawnMesh(true);
			USkeletalMeshComponent* PawnMesh3p = MyPawn->GetSpecifcPawnMesh(false);
			Mesh1P->SetHiddenInGame( false );
			Mesh3P->SetHiddenInGame( false );
			Mesh1P->AttachTo(PawnMesh1p, AttachPoint);
			Mesh3P->AttachTo(PawnMesh3p, AttachPoint);
		}
		else
		{
			USkeletalMeshComponent* UseWeaponMesh = GetWeaponMesh();
			USkeletalMeshComponent* UsePawnMesh = MyPawn->GetPawnMesh();
			UseWeaponMesh->AttachTo(UsePawnMesh, AttachPoint);	
			UseWeaponMesh->SetHiddenInGame( false );
		}
	}
}

开发者ID:t-p-tan，项目名称:CS4350-Die-Another-Day，代码行数:27，代码来源:ShooterWeapon.cpp

示例7: GetOwningComponent

void UAnimInstance::SetMorphTarget(FName MorphTargetName, float Value)
{
	USkeletalMeshComponent * Component = GetOwningComponent();
	if (Component)
	{
		Component->SetMorphTarget(MorphTargetName, Value);
	}
}

开发者ID:Tigrouzen，项目名称:UnrealEngine-4，代码行数:8，代码来源:AnimInstance.cpp

示例8: GetMainWeaponMesh

FVector AARCharacter::GetMainWeaponSocket(const FName& Socket) const
{
	USkeletalMeshComponent* Component = GetMainWeaponMesh();
	if (!Component)
		return GetMesh()->GetSocketLocation(TEXT("headSocket"));

	return Component->GetSocketLocation(Socket);
}

开发者ID:iniside，项目名称:ActionRPGGame，代码行数:8，代码来源:ARCharacter.cpp

示例9: GetSkelMeshComponent

APawn* UAnimInstance::TryGetPawnOwner()
{
	USkeletalMeshComponent* OwnerComponent = GetSkelMeshComponent();
	if (AActor* OwnerActor = OwnerComponent->GetOwner())
	{
		return Cast<APawn>(OwnerActor);
	}

	return NULL;
}

开发者ID:Tigrouzen，项目名称:UnrealEngine-4，代码行数:10，代码来源:AnimInstance.cpp

示例10: GetWeaponMesh

void ASFlashlight::BeginPlay()
{
	Super::BeginPlay();

	/* Create an instance unique to this actor instance to manipulate emissive intensity */
	USkeletalMeshComponent* MeshComp = GetWeaponMesh();
	if (MeshComp)
	{
		MatDynamic = MeshComp->CreateAndSetMaterialInstanceDynamic(0);
	}
}

开发者ID:emotionalplague，项目名称:EpicSurvivalGameSeries，代码行数:11，代码来源:SFlashlight.cpp

示例11: GetAnimPreviewScene

FWidget::EWidgetMode FFabrikEditMode::GetWidgetMode() const
{
	USkeletalMeshComponent* SkelComp = GetAnimPreviewScene().GetPreviewMeshComponent();
	int32 BoneIndex = SkelComp->GetBoneIndex(GraphNode->Node.EffectorTransformBone.BoneName);

	if (BoneIndex != INDEX_NONE)
	{
		return FWidget::WM_Translate;
	}

	return FWidget::WM_None;
}

开发者ID:zhaoyizheng0930，项目名称:UnrealEngine，代码行数:12，代码来源:FabrikEditMode.cpp

示例12: OnDeath

void AGamePlayCharacter::OnDeath(float KillingDamage, FDamageEvent const& DamageEvent, APawn* PawnInstigator, AActor* DamageCauser)
{
	Super::OnDeath(KillingDamage, DamageEvent, PawnInstigator, DamageCauser);
	if (CurrentWeapon)
	{
		CurrentWeapon->GetRootComponent()->DetachFromParent();
		USkeletalMeshComponent* WeaponMesh = CurrentWeapon->WeaponMesh;
		if (WeaponMesh)
		{
			WeaponMesh->SetSimulatePhysics(true);
			WeaponMesh->SetCollisionProfileName(TEXT("PhysicsActor"));
			WeaponMesh->AddAngularImpulse(FVector(1000, 500, 0));
		}
	}
}

开发者ID:1992please，项目名称:Unreal_ShooterGame，代码行数:15，代码来源:GamePlayCharacter.cpp

示例13: RefreshLODChange

void FLODUtilities::RefreshLODChange(const USkeletalMesh* SkeletalMesh)
{
	for (FObjectIterator Iter(USkeletalMeshComponent::StaticClass()); Iter; ++Iter)
	{
		USkeletalMeshComponent* SkeletalMeshComponent = Cast<USkeletalMeshComponent>(*Iter);
		if  (SkeletalMeshComponent->SkeletalMesh == SkeletalMesh)
		{
			// it needs to recreate IF it already has been created
			if (SkeletalMeshComponent->IsRegistered())
			{
				SkeletalMeshComponent->UpdateLODStatus();
				SkeletalMeshComponent->MarkRenderStateDirty();
			}
		}
	}
}

开发者ID:RandomDeveloperM，项目名称:UE4_Hairworks，代码行数:16，代码来源:LODUtilities.cpp

示例14: GetAnimPreviewScene

FVector FObserveBoneEditMode::GetWidgetLocation() const
{
	USkeletalMeshComponent* SkelComp = GetAnimPreviewScene().GetPreviewMeshComponent();
	USkeleton* Skeleton = SkelComp->SkeletalMesh->Skeleton;
	FVector WidgetLoc = FVector::ZeroVector;

	int32 MeshBoneIndex = SkelComp->GetBoneIndex(GraphNode->Node.BoneToObserve.BoneName);

	if (MeshBoneIndex != INDEX_NONE)
	{
		const FTransform BoneTM = SkelComp->GetBoneTransform(MeshBoneIndex);
		WidgetLoc = BoneTM.GetLocation();
	}

	return WidgetLoc;
}

开发者ID:zhaoyizheng0930，项目名称:UnrealEngine，代码行数:16，代码来源:ObserveBoneEditMode.cpp

示例15: check

void FGameplayAbilityActorInfo::InitFromActor(AActor *InOwnerActor, AActor *InAvatarActor, UAbilitySystemComponent* InAbilitySystemComponent)
{
	check(InOwnerActor);
	check(InAbilitySystemComponent);

	OwnerActor = InOwnerActor;
	AvatarActor = InAvatarActor;
	AbilitySystemComponent = InAbilitySystemComponent;

	// Look for a player controller or pawn in the owner chain.
	AActor *TestActor = InOwnerActor;
	while (TestActor)
	{
		if (APlayerController * CastPC = Cast<APlayerController>(TestActor))
		{
			PlayerController = CastPC;
			break;
		}

		if (APawn * Pawn = Cast<APawn>(TestActor))
		{
			PlayerController = Cast<APlayerController>(Pawn->GetController());
			break;
		}

		TestActor = TestActor->GetOwner();
	}

	if (AvatarActor.Get())
	{
		// Grab Components that we care about
		USkeletalMeshComponent * SkelMeshComponent = AvatarActor->FindComponentByClass<USkeletalMeshComponent>();
		if (SkelMeshComponent)
		{
			this->AnimInstance = SkelMeshComponent->GetAnimInstance();
		}

		MovementComponent = AvatarActor->FindComponentByClass<UMovementComponent>();
	}
	else
	{
		MovementComponent = NULL;
		AnimInstance = NULL;
	}
}

开发者ID:amyvmiwei，项目名称:UnrealEngine4，代码行数:45，代码来源:GameplayAbilityTypes.cpp

示例16: ue_py_check

PyObject *py_ue_get_anim_instance(ue_PyUObject *self, PyObject * args)
{

	ue_py_check(self);

	if (!self->ue_object->IsA<USkeletalMeshComponent>())
		return PyErr_Format(PyExc_Exception, "uobject is not a USkeletalMeshComponent");

	USkeletalMeshComponent *skeletal = (USkeletalMeshComponent *)self->ue_object;

	UAnimInstance *anim = skeletal->GetAnimInstance();
	if (!anim)
	{
		Py_INCREF(Py_None);
		return Py_None;
	}

	Py_RETURN_UOBJECT((UObject *)anim);
}

开发者ID:rdsgautier，项目名称:UnrealEnginePython，代码行数:19，代码来源:UEPySkeletal.cpp

示例17: AttachWeapon

//void AARWeapon::OnRep_WeaponOwner()
//{
//	if (WeaponOwner)
//		SetWeaponOwner(WeaponOwner);
//}
//void AARWeapon::SetWeaponOwner(AARCharacter* NewOwner)
//{
//	WeaponOwner = NewOwner;
//	SetOwner(NewOwner);
//}
void AARWeapon::AttachWeapon()
{
	if (ARCharacterOwner)
	{
		// Remove and hide both first and third person meshes

		// For locally controller players we attach both weapons and let the bOnlyOwnerSee, bOwnerNoSee flags deal with visibility.
		//FName AttachPoint = WeaponOwner->GetWeaponAttachPoint();
		if (ARCharacterOwner->IsLocallyControlled() == true)
		{
			USkeletalMeshComponent* PawnMesh3p = ARCharacterOwner->GetMesh();
			WeaponMesh->SetHiddenInGame(false);
			WeaponMesh->AttachTo(PawnMesh3p, "TestSocket");
		}
		else
		{
			USkeletalMeshComponent* UseWeaponMesh = WeaponMesh;
			USkeletalMeshComponent* UsePawnMesh = ARCharacterOwner->GetMesh();
			UseWeaponMesh->AttachTo(UsePawnMesh, "TestSocket");
			UseWeaponMesh->SetHiddenInGame(false);
		}
	}
}

开发者ID:ChuckKanuck，项目名称:ActionRPGGame，代码行数:33，代码来源:ARWeapon.cpp

示例18: GetComponentInternal

FTransform UPhysicsConstraintComponent::GetBodyTransformInternal(EConstraintFrame::Type Frame, FName InBoneName) const
{
	UPrimitiveComponent* PrimComp = GetComponentInternal(Frame);
	if(!PrimComp)
	{
		return FTransform::Identity;
	}
	  
	//Use ComponentToWorld by default for all components
	FTransform ResultTM = PrimComp->ComponentToWorld;
		
	// Skeletal case
	USkeletalMeshComponent* SkelComp = Cast<USkeletalMeshComponent>(PrimComp);
	if(SkelComp != NULL)
	{
		int32 BoneIndex = SkelComp->GetBoneIndex(InBoneName);
		if(BoneIndex != INDEX_NONE)
		{	
			ResultTM = SkelComp->GetBoneTransform(BoneIndex);
		}
	}

	return ResultTM;
}

开发者ID:WasPedro，项目名称:UnrealEngine4.11-HairWorks，代码行数:24，代码来源:PhysicsConstraintComponent.cpp

示例19: UpdateFromLookAtTarget

void FAnimNode_AimOffsetLookAt::UpdateFromLookAtTarget(FPoseContext& LocalPoseContext)
{
    const FBoneContainer& RequiredBones = LocalPoseContext.Pose.GetBoneContainer();
    if (RequiredBones.GetSkeletalMeshAsset())
    {
        const USkeletalMeshSocket* Socket = RequiredBones.GetSkeletalMeshAsset()->FindSocket(SourceSocketName);
        if (Socket)
        {
            const FTransform SocketLocalTransform = Socket->GetSocketLocalTransform();

            FBoneReference SocketBoneReference;
            SocketBoneReference.BoneName = Socket->BoneName;
            SocketBoneReference.Initialize(RequiredBones);

            if (SocketBoneReference.IsValid(RequiredBones))
            {
                const FCompactPoseBoneIndex SocketBoneIndex = SocketBoneReference.GetCompactPoseIndex(RequiredBones);

                FCSPose<FCompactPose> GlobalPose;
                GlobalPose.InitPose(LocalPoseContext.Pose);

                USkeletalMeshComponent* Component = LocalPoseContext.AnimInstanceProxy->GetSkelMeshComponent();
                AActor* Actor = Component ? Component->GetOwner() : nullptr;

                if (Component && Actor &&  BlendSpace)
                {
                    const FTransform ActorTransform = Actor->GetTransform();

                    const FTransform BoneTransform = GlobalPose.GetComponentSpaceTransform(SocketBoneIndex);
                    const FTransform SocketWorldTransform = SocketLocalTransform * BoneTransform * Component->ComponentToWorld;

                    // Convert Target to Actor Space
                    const FTransform TargetWorldTransform(LookAtLocation);

                    const FVector DirectionToTarget = ActorTransform.InverseTransformVectorNoScale(TargetWorldTransform.GetLocation() - SocketWorldTransform.GetLocation()).GetSafeNormal();
                    const FVector CurrentDirection = ActorTransform.InverseTransformVectorNoScale(SocketWorldTransform.GetUnitAxis(EAxis::X));

                    const FVector AxisX = FVector::ForwardVector;
                    const FVector AxisY = FVector::RightVector;
                    const FVector AxisZ = FVector::UpVector;

                    const FVector2D CurrentCoords = FMath::GetAzimuthAndElevation(CurrentDirection, AxisX, AxisY, AxisZ);
                    const FVector2D TargetCoords = FMath::GetAzimuthAndElevation(DirectionToTarget, AxisX, AxisY, AxisZ);
                    const FVector BlendInput(
                        FRotator::NormalizeAxis(FMath::RadiansToDegrees(TargetCoords.X - CurrentCoords.X)),
                        FRotator::NormalizeAxis(FMath::RadiansToDegrees(TargetCoords.Y - CurrentCoords.Y)),
                        0.f);

                    // Set X and Y, so ticking next frame is based on correct weights.
                    X = BlendInput.X;
                    Y = BlendInput.Y;

                    // Generate BlendSampleDataCache from inputs.
                    BlendSpace->GetSamplesFromBlendInput(BlendInput, BlendSampleDataCache);

                    if (CVarAimOffsetLookAtDebug.GetValueOnAnyThread() == 1)
                    {
                        DrawDebugLine(Component->GetWorld(), SocketWorldTransform.GetLocation(), TargetWorldTransform.GetLocation(), FColor::Green);
                        DrawDebugLine(Component->GetWorld(), SocketWorldTransform.GetLocation(), SocketWorldTransform.GetLocation() + SocketWorldTransform.GetUnitAxis(EAxis::X) * (TargetWorldTransform.GetLocation() - SocketWorldTransform.GetLocation()).Size(), FColor::Red);
                        DrawDebugCoordinateSystem(Component->GetWorld(), ActorTransform.GetLocation(), ActorTransform.GetRotation().Rotator(), 100.f);

                        FString DebugString = FString::Printf(TEXT("Socket (X:%f, Y:%f), Target (X:%f, Y:%f), Result (X:%f, Y:%f)")
                                                              , FMath::RadiansToDegrees(CurrentCoords.X)
                                                              , FMath::RadiansToDegrees(CurrentCoords.Y)
                                                              , FMath::RadiansToDegrees(TargetCoords.X)
                                                              , FMath::RadiansToDegrees(TargetCoords.Y)
                                                              , BlendInput.X
                                                              , BlendInput.Y);
                        GEngine->AddOnScreenDebugMessage(INDEX_NONE, 0.f, FColor::Red, DebugString, false);
                    }
                }
            }
        }
    }
}

开发者ID:zhaoyizheng0930，项目名称:UnrealEngine，代码行数:75，代码来源:AnimNode_AimOffsetLookAt.cpp

示例20: UE_LOG

void UBuoyancyForceComponent::TickComponent(float DeltaTime, enum ELevelTick TickType, FActorComponentTickFunction *ThisTickFunction)
{
	Super::TickComponent(DeltaTime, TickType, ThisTickFunction);

	// If disabled or we are not attached to a parent component, return.
	if (!bIsActive || !GetAttachParent()) return;

	if (!OceanManager) return;

	UPrimitiveComponent* BasePrimComp = Cast<UPrimitiveComponent>(GetAttachParent());
	if (!BasePrimComp) return;

	if (!BasePrimComp->IsSimulatingPhysics())
	{
		if (!SnapToSurfaceIfNoPhysics) return;

		UE_LOG(LogTemp, Warning, TEXT("Running in no physics mode.."));

		float waveHeight = OceanManager->GetWaveHeightValue(BasePrimComp->GetComponentLocation(), World, true, TwoGerstnerIterations).Z;
		BasePrimComp->SetWorldLocation(FVector(BasePrimComp->GetComponentLocation().X, BasePrimComp->GetComponentLocation().Y, waveHeight));
		return;
	}

	//Get gravity
	float Gravity = BasePrimComp->GetPhysicsVolume()->GetGravityZ();

	//--------------- If Skeletal ---------------
	USkeletalMeshComponent* SkeletalComp = Cast<USkeletalMeshComponent>(GetAttachParent());
	if (SkeletalComp && ApplyForceToBones)
	{
		TArray<FName> BoneNames;
		SkeletalComp->GetBoneNames(BoneNames);

		for (int32 Itr = 0; Itr < BoneNames.Num(); Itr++)
		{
			FBodyInstance* BI = SkeletalComp->GetBodyInstance(BoneNames[Itr], false);
			if (BI && BI->IsValidBodyInstance()
				&& BI->bEnableGravity) //Buoyancy doesn't exist without gravity
			{
				bool isUnderwater = false;
				//FVector worldBoneLoc = SkeletalComp->GetBoneLocation(BoneNames[Itr]);
				FVector worldBoneLoc = BI->GetCOMPosition(); //Use center of mass of the bone's physics body instead of bone's location
				FVector waveHeight = OceanManager->GetWaveHeightValue(worldBoneLoc, World, true, TwoGerstnerIterations);

				float BoneDensity = MeshDensity;
				float BoneTestRadius = FMath::Abs(TestPointRadius);
				float SignedBoneRadius = FMath::Sign(Gravity) * TestPointRadius; //Direction of radius (test radius is actually a Z offset, should probably rename it!). Just in case we need an upside down world.

				//Get density & radius from the override array, if available.
				for (int pointIndex = 0; pointIndex < BoneOverride.Num(); pointIndex++)
				{
					FStructBoneOverride Override = BoneOverride[pointIndex];

					if (Override.BoneName.IsEqual(BoneNames[Itr]))
					{
						BoneDensity = Override.Density;
						BoneTestRadius = FMath::Abs(Override.TestRadius);
						SignedBoneRadius = FMath::Sign(Gravity) * BoneTestRadius;
					}
				}

				//If test point radius is below water surface, add buoyancy force.
				if (waveHeight.Z > (worldBoneLoc.Z + SignedBoneRadius))
				{
					isUnderwater = true;

					float DepthMultiplier = (waveHeight.Z - (worldBoneLoc.Z + SignedBoneRadius)) / (BoneTestRadius * 2);
					DepthMultiplier = FMath::Clamp(DepthMultiplier, 0.f, 1.f);

					float Mass = SkeletalComp->CalculateMass(BoneNames[Itr]); //Mass of this specific bone's physics body

					 /**
					* --------
					* Buoyancy force formula: (Volume(Mass / Density) * Fluid Density * -Gravity) / Total Points * Depth Multiplier
					* --------
					*/
					float BuoyancyForceZ = Mass / BoneDensity * FluidDensity * -Gravity * DepthMultiplier;

					//Velocity damping.
					FVector DampingForce = -BI->GetUnrealWorldVelocity() * VelocityDamper * Mass * DepthMultiplier;

					//Experimental xy wave force
					if (EnableWaveForces)
					{
						float waveVelocity = FMath::Clamp(BI->GetUnrealWorldVelocity().Z, -20.f, 150.f) * (1 - DepthMultiplier);
						DampingForce += FVector(OceanManager->GlobalWaveDirection.X, OceanManager->GlobalWaveDirection.Y, 0) * Mass * waveVelocity * WaveForceMultiplier;
					}

					//Add force to this bone
					BI->AddForce(FVector(DampingForce.X, DampingForce.Y, DampingForce.Z + BuoyancyForceZ));
					//BasePrimComp->AddForceAtLocation(FVector(DampingForce.X, DampingForce.Y, DampingForce.Z + BuoyancyForceZ), worldBoneLoc, BoneNames[Itr]);
				}

				//Apply fluid damping & clamp velocity
				if (isUnderwater)
				{
					BI->SetLinearVelocity(-BI->GetUnrealWorldVelocity() * (FluidLinearDamping / 10), true);
					BI->SetAngularVelocity(-BI->GetUnrealWorldAngularVelocity() * (FluidAngularDamping / 10), true);

					//Clamp the velocity to MaxUnderwaterVelocity
//.........这里部分代码省略.........

开发者ID:midgen，项目名称:cashgenUE，代码行数:101，代码来源:BuoyancyForceComponent.cpp

注：本文中的USkeletalMeshComponent类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ USkeletalMeshComponent类代码示例

示例1: ClearAllAnimSetLinkupCaches

示例2: Super

示例3: ResultBox

示例4: ResetAnimSet

示例5: UpdateRefreshBones

示例6: DetachMeshFromPawn

示例7: GetOwningComponent

示例8: GetMainWeaponMesh

示例9: GetSkelMeshComponent

示例10: GetWeaponMesh

示例11: GetAnimPreviewScene

示例12: OnDeath

示例13: RefreshLODChange

示例14: GetAnimPreviewScene

示例15: check

示例16: ue_py_check

示例17: AttachWeapon

示例18: GetComponentInternal

示例19: UpdateFromLookAtTarget

示例20: UE_LOG

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