MCSampleProposal.h

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class MCSampleProposal : public MCMCProposal {
public:
  MCSampleProposal(boost::property_tree::ptree       const& pt,
                   std::shared_ptr<AbstractSamplingProblem> prob,
                   std::shared_ptr<Distribution> dist
                  )
   : MCMCProposal(pt, prob),
     dist(dist)
  {}
 
  std::shared_ptr<SamplingState> Sample(std::shared_ptr<SamplingState> const& currentState) override {
    return std::make_shared<SamplingState>(dist->Sample());
  }
 
  double LogDensity(std::shared_ptr<SamplingState> const& currState,
                    std::shared_ptr<SamplingState> const& propState) override {
    return 0.0;
  }
 
 
private:
  std::shared_ptr<Distribution> dist;
};