Par04LwtnnInference.cc

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#ifdef USE_INFERENCE_LWTNN
#include "Par04LwtnnInference.hh"
#include <fstream>                     // for ifstream
#include <lwtnn/parse_json.hh>         // for parse_json_graph
#include "Par04InferenceInterface.hh"  // for Par04InferenceInterface
 
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Par04LwtnnInference::Par04LwtnnInference(G4String modelPath)
  : Par04InferenceInterface()
{
  // file to read
  std::ifstream input(modelPath);
  // build the graph
  fGraph = std::make_unique<lwt::LightweightGraph>(lwt::parse_json_graph(input));
  input.close();
}
 
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 
void Par04LwtnnInference::RunInference(std::vector<float> aGenVector,
                                       std::vector<G4double>& aEnergies,
                                       int aSize)
{
  // generation vector
  fNetworkInputs inputs;
  for(std::size_t i = 0; i < aGenVector.size(); ++i)
  {
    inputs["node_0"]["variable_" + std::to_string(i)] = aGenVector[i];
  }
 
  // run the inference
  fNetworkOutputs outputs = fGraph->compute(inputs);
  aEnergies.assign(aSize, 0);
  for(int i = 0; i < aSize; i++)
    aEnergies[i] = outputs["out_" + std::to_string(i)];
}
 
#endif