VirtualColocationStrategy.h

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#pragma once
#include "VirtualParticleGenerator.h"
#include "ParticleSystem/Module/Kernel.h"
#include "ParticleSystem/Module/SummationDensity.h"
 
namespace dyno {
 
    template<typename TDataType> class SummationDensity;
 
 
    /*
    *@Brief: Colocaition strategy in Dual-particle SPH method. (Virtual paritlce genorator).
    *@Note : If the strategy is used, the Dual-particle SPH method will be degenerate to standard ISPH method (Cummins et al., An SPH Projection Method.Journal of Computational Physics 152)
    *@Paper: Liu et al., ACM Trans Graph (TOG). 2024. (A Dual-Particle Approach for Incompressible SPH Fluids) doi.org/10.1145/3649888
    */
 
    template<typename TDataType>
    class VirtualColocationStrategy : public VirtualParticleGenerator<TDataType>
    {
 
        DECLARE_TCLASS(VirtualColocationStrategy, TDataType)
 
    public:
        typedef typename TDataType::Real Real;
        typedef typename TDataType::Coord Coord;
 
        VirtualColocationStrategy();
        ~VirtualColocationStrategy() override;
 
        void constrain() override;
 
        DEF_ARRAY_IN(Coord, RPosition, DeviceType::GPU, "Input real particle position");
    };
}