80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
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// Copyright 2020-2024 CesiumGS, Inc. and Contributors
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#include "CesiumActors.h"
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#include "CesiumRuntime.h"
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#include "Engine/World.h"
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#if WITH_EDITOR
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#include "Editor.h"
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#endif
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#include <glm/glm.hpp>
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glm::dvec4 CesiumActors::getWorldOrigin4D(const AActor* actor) {
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if (!IsValid(actor)) {
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UE_LOG(LogCesium, Warning, TEXT("The actor is not valid"));
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return glm::dvec4();
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}
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const UWorld* world = actor->GetWorld();
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if (!IsValid(world)) {
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UE_LOG(
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LogCesium,
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Warning,
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TEXT("The actor %s is not spawned in a level"),
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*actor->GetName());
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return glm::dvec4();
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}
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const FIntVector& originLocation = world->OriginLocation;
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return glm::dvec4(originLocation.X, originLocation.Y, originLocation.Z, 1.0);
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}
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bool CesiumActors::shouldValidateFlags(UObject* object) {
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#if WITH_EDITOR
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// Only fixup flags in the editor, when not in play mode
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if (!IsValid(GEditor) || GEditor->IsPlaySessionInProgress())
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return false;
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// In addition, don't fix when loading from an asset file, which sets the
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// RF_ClassDefaultObject and RF_ArchetypeObject flags.
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if (object->HasAnyFlags(RF_ClassDefaultObject) ||
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object->HasAnyFlags(RF_ArchetypeObject))
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return false;
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else
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return true;
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#else
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return false;
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#endif
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}
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void CesiumActors::validatePublicFlag(UObject* object, const FString& label) {
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//
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// From an Epic Engine Developer...
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// RF_Public means that the object is an asset, so it should be only set for
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// worlds, textures, meshes, etc. This flags essentially says it's ok to
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// have a reference to public objects from other packages (with the
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// exception of worlds). Actors are not assets since they are part of a
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// level which is part of a world, etc. that's why they should not key the
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// public flag.
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//
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// In earlier versions of cesium-unreal, this flag may have been set
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//
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if (object->HasAnyFlags(RF_Public)) {
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UE_LOG(
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LogCesium,
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Display,
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TEXT("Clearing invalid RF_Public flag on %s"),
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*label);
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object->ClearFlags(RF_Public);
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}
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}
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void CesiumActors::validateActorFlags(AActor* actor) {
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FString label = FString("actor: ") + *actor->GetName();
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validatePublicFlag(actor, label);
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}
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void CesiumActors::validateActorComponentFlags(UActorComponent* component) {
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FString label = FString("actor component: ") + *component->GetName();
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validatePublicFlag(component, label);
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}
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