Iotr_Tensor.h

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// Copyright(C) 1999-2022, 2024 National Technology & Engineering Solutions
// of Sandia, LLC (NTESS).  Under the terms of Contract DE-NA0003525 with
// NTESS, the U.S. Government retains certain rights in this software.
//
// See packages/seacas/LICENSE for details
 
#pragma once
 
#include "Ioss_Transform.h" // for Transform, Factory
#include "Ioss_TransformFactory.h"
#include "Ioss_VariableType.h" // for VariableType
#include <stddef.h>
#include <string> // for string
 
#include "iotr_export.h"
 
namespace Ioss {
  class Field;
} // namespace Ioss
 
namespace Iotr {
 
  class IOTR_EXPORT Tensor_Factory : public Ioss::TransformFactory
  {
  public:
    static const Tensor_Factory *factory();
 
  private:
    Tensor_Factory();
    IOSS_NODISCARD Ioss::Transform *make(const std::string &type) const override;
  };
 
  class IOTR_EXPORT Tensor : public Ioss::Transform
  {
    friend class Tensor_Factory;
    enum TranType {
      INVALID,
      TRACE,
      SPHERICAL,
      DEVIATOR,
      MAGNITUDE,
      INVARIANTS,
      INVARIANT1,
      INVARIANT2,
      INVARIANT3
    };
 
  public:
    IOSS_NODISCARD const  Ioss::VariableType                       *
    output_storage(const Ioss::VariableType *in) const override;
    IOSS_NODISCARD size_t output_count(size_t in) const override;
 
  protected:
    explicit Tensor(const std::string &type);
 
    bool internal_execute(const Ioss::Field &field, void *data) override;
 
  private:
    TranType type_;
  };
} // namespace Iotr