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cbfcbbb93b
#rb none Should be just copyright updates [CL 4680440 by Marcus Wassmer in Dev-Rendering branch]
106 lines
2.8 KiB
C++
106 lines
2.8 KiB
C++
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
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#include "NavLinkComponent.h"
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#include "NavLinkRenderingProxy.h"
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#include "AI/NavigationSystemHelpers.h"
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#include "NavigationSystemTypes.h"
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#include "NavAreas/NavArea_Default.h"
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#include "Engine/CollisionProfile.h"
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#include "NavLinkTrivial.h"
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UNavLinkComponent::UNavLinkComponent(const FObjectInitializer& ObjectInitializer) : Super(ObjectInitializer)
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{
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Mobility = EComponentMobility::Stationary;
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BodyInstance.SetCollisionProfileName(UCollisionProfile::NoCollision_ProfileName);
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SetGenerateOverlapEvents(false);
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bHasCustomNavigableGeometry = EHasCustomNavigableGeometry::EvenIfNotCollidable;
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bCanEverAffectNavigation = true;
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bNavigationRelevant = true;
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FNavigationLink DefLink;
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DefLink.SetAreaClass(UNavArea_Default::StaticClass());
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Links.Add(DefLink);
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}
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FBoxSphereBounds UNavLinkComponent::CalcBounds(const FTransform &LocalToWorld) const
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{
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FBox LocalBounds(ForceInit);
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for (int32 Idx = 0; Idx < Links.Num(); Idx++)
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{
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LocalBounds += Links[Idx].Left;
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LocalBounds += Links[Idx].Right;
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}
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const FBox WorldBounds = LocalBounds.TransformBy(LocalToWorld);
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return FBoxSphereBounds(WorldBounds);
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}
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void UNavLinkComponent::GetNavigationData(FNavigationRelevantData& Data) const
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{
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NavigationHelper::ProcessNavLinkAndAppend(&Data.Modifiers, NavigationHelper::FNavLinkOwnerData(*this), Links);
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}
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bool UNavLinkComponent::IsNavigationRelevant() const
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{
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return Links.Num() > 0;
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}
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bool UNavLinkComponent::GetNavigationLinksArray(TArray<FNavigationLink>& OutLink, TArray<FNavigationSegmentLink>& OutSegments) const
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{
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OutLink.Append(Links);
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return OutLink.Num() > 0;
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}
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FPrimitiveSceneProxy* UNavLinkComponent::CreateSceneProxy()
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{
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return new FNavLinkRenderingProxy(this);
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}
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#if WITH_EDITOR
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void UNavLinkComponent::PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent)
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{
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Super::PostEditChangeProperty(PropertyChangedEvent);
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if (PropertyChangedEvent.MemberProperty && PropertyChangedEvent.MemberProperty->GetFName() == GET_MEMBER_NAME_CHECKED(UNavLinkComponent, Links))
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{
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for (FNavigationLink& Link : Links)
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{
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Link.InitializeAreaClass(/*bForceRefresh=*/true);
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}
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}
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}
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void UNavLinkComponent::PostEditUndo()
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{
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Super::PostEditUndo();
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for (FNavigationLink& Link : Links)
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{
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Link.InitializeAreaClass(/*bForceRefresh=*/true);
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}
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}
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void UNavLinkComponent::PostEditImport()
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{
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Super::PostEditImport();
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for (FNavigationLink& Link : Links)
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{
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Link.InitializeAreaClass(/*bForceRefresh=*/true);
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}
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}
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#endif // WITH_EDITOR
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//----------------------------------------------------------------------//
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// UNavLinkTrivial
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//----------------------------------------------------------------------//
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UNavLinkTrivial::UNavLinkTrivial(const FObjectInitializer& ObjectInitializer)
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: Super(ObjectInitializer)
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{
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FNavigationLink& Link = Links[Links.Add(FNavigationLink(FVector(0, 100, 0), FVector(0, -100, 0)))];
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}
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