ParticleSystem.cpp

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#include "ParticleSystem.h"
 
#include "Topology/PointSet.h"
 
namespace dyno
{
    template<typename TDataType>
    ParticleSystem<TDataType>::ParticleSystem()
        : Node()
    {
        auto ptSet = std::make_shared<PointSet<TDataType>>();
        this->statePointSet()->setDataPtr(ptSet);
    }
 
    template<typename TDataType>
    ParticleSystem<TDataType>::~ParticleSystem()
    {
    }
 
    template<typename TDataType>
    std::string ParticleSystem<TDataType>::getNodeType()
    {
        return "Particle Fluids";
    }
 
    template<typename TDataType>
    void ParticleSystem<TDataType>::resetStates()
    {
        auto ptSet = this->statePointSet()->getDataPtr();
        if (ptSet != nullptr) {
            if (!this->statePosition()->isEmpty())
            {
                ptSet->setPoints(this->statePosition()->constData());
            }
            else
                ptSet->clear();
        }
 
        Node::resetStates();
    }
 
    template<typename TDataType>
    void ParticleSystem<TDataType>::postUpdateStates()
    {
        if (!this->statePosition()->isEmpty())
        {
            auto ptSet = this->statePointSet()->getDataPtr();
            int num = this->statePosition()->size();
            auto& pts = ptSet->getPoints();
            if (num != pts.size())
            {
                pts.resize(num);
            }
 
            pts.assign(this->statePosition()->getData());
        }
        else
        {
            auto points = this->statePointSet()->getDataPtr();
            points->clear();
        }
    }
 
    DEFINE_CLASS(ParticleSystem);
}