Tensor2_antisymmetric_constructor.hpp

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/* A helper class that allows simple initialization of the
   Tensor2_antisymmetric, but only if it has the correct number of elements. */
 
#pragma once
 
namespace FTensor
{
  template <class T, int Tensor_Dim> class Tensor2_antisymmetric_constructor;
 
  template <class T> class Tensor2_antisymmetric_constructor<T, 2>
  {
  public:
    Tensor2_antisymmetric_constructor(T data[(1 * 2) / 2], T d01)
    {
      data[0] = d01;
    }
  };
 
  template <class T> class Tensor2_antisymmetric_constructor<T, 3>
  {
  public:
    Tensor2_antisymmetric_constructor(T data[(2 * 3) / 2], T d01, T d02, T d12)
    {
      data[0] = d01;
      data[1] = d02;
      data[2] = d12;
    }
  };
 
  template <class T> class Tensor2_antisymmetric_constructor<T, 4>
  {
  public:
    Tensor2_antisymmetric_constructor(T data[(3 * 4) / 2], T d01, T d02, T d03,
                                      T d12, T d13, T d23)
    {
      data[0] = d01;
      data[1] = d02;
      data[2] = d03;
      data[3] = d12;
      data[4] = d13;
      data[5] = d23;
    }
  };
}