TorchScriptUserObject.h

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#ifdef LIBTORCH_ENABLED

#pragma once

// MOOSE includes
#include "GeneralUserObject.h"
#include "TorchScriptModule.h"

class TorchScriptUserObject : public GeneralUserObject
{
public:
  static InputParameters validParams();

  TorchScriptUserObject(const InputParameters & parameters);

  virtual void initialize() override {}
  virtual void execute() override;
  virtual void finalize() override {}

  const std::unique_ptr<Moose::TorchScriptModule> & modulePtr() const
  {
    return _torchscript_module;
  }
  const Moose::TorchScriptModule & module() const { return *_torchscript_module; }
  std::unique_ptr<Moose::TorchScriptModule> & modulePtr() { return _torchscript_module; }
  Moose::TorchScriptModule & module() { return *_torchscript_module; }

  torch::Tensor evaluate(const torch::Tensor & input) const;

protected:
  const FileName & _filename;

  std::unique_ptr<Moose::TorchScriptModule> _torchscript_module;
};

#endif