PointsCollectionFacade.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
#include "GeometryCollection/ManagedArrayCollection.h"
 
namespace GeometryCollection::Facades
{
 
    class FPointsCollectionFacade
    {
    public:
        CHAOS_API FPointsCollectionFacade(FManagedArrayCollection& InSelf);
        CHAOS_API FPointsCollectionFacade(const FManagedArrayCollection& InSelf);
 
        bool IsConst() const { return Collection==nullptr; }
 
        CHAOS_API void AddPoints(const TArray<FVector>& InPoints);
        CHAOS_API void AddPointsWithFloatAttribute(const TArray<FVector>& InPoints, const FName InAttributeName, const TArray<float>& InValues);
        CHAOS_API void AddPointsWithIntAttribute(const TArray<FVector>& InPoints, const FName InAttributeName, const TArray<int32>& InValues);
        CHAOS_API void AddPointsWithVectorAttribute(const TArray<FVector>& InPoints, const FName InAttributeName, const TArray<FVector>& InValues);
 
        CHAOS_API void GetPointsWithFloatAttribute(TArray<FVector>& OutPoints, const FName InAttributeName, TArray<float>& OutValues, const int32 InTransformIndex = 0);
 
    private:
 
        // const collection will be a null pointer, 
        // while non-const will be valid.
        const FManagedArrayCollection& ConstCollection;
        FManagedArrayCollection* Collection = nullptr;
    };
}