PBDParticles.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
#include "Chaos/Real.h"
#include "Chaos/ArrayCollectionArray.h"
#include "Chaos/DynamicParticles.h"
 
namespace Chaos
{
template<class T, int d>
class TPBDParticles : public TDynamicParticles<T, d>
{
  public:
    TPBDParticles()
        : TDynamicParticles<T, d>()
    {
        TArrayCollection::AddArray(&MP);
    }
    TPBDParticles(const TPBDParticles<T, d>& Other) = delete;
    TPBDParticles(TPBDParticles<T, d>&& Other)
        : TDynamicParticles<T, d>(MoveTemp(Other)), MP(MoveTemp(Other.MP))
    {
        TArrayCollection::AddArray(&MP);
    }
    ~TPBDParticles() {}
 
    const TVector<T, d>& P(const int32 index) const { return MP[index]; }
    TVector<T, d>& P(const int32 index) { return MP[index]; }
    const TVector<T, d>& GetP(const int32 index)const  { return MP[index]; }
    void SetP(const int32 index, const TVector<T, d>& InP) { MP[index] = InP; }
    TArrayCollectionArray<TVector<T, d>>& GetP() { return MP; }
 
 
  private:
    TArrayCollectionArray<TVector<T, d>> MP;
};
 
using FPBDParticles = TPBDParticles<FReal, 3>;
}