Moose::Kokkos::Real33 Struct Reference

#include <KokkosTypes.h>

Public Member Functions
KOKKOS_INLINE_FUNCTION	Real33 ()
KOKKOS_INLINE_FUNCTION	Real33 (const Real &scalar)
KOKKOS_INLINE_FUNCTION	Real33 (const Real33 &tensor)
KOKKOS_INLINE_FUNCTION Real &	operator() (unsigned int i, unsigned int j)
KOKKOS_INLINE_FUNCTION Real	operator() (unsigned int i, unsigned int j) const
KOKKOS_INLINE_FUNCTION Real33 &	operator= (const Real33 &tensor)
KOKKOS_INLINE_FUNCTION Real33 &	operator= (const Real scalar)
KOKKOS_INLINE_FUNCTION void	operator+= (const Real33 tensor)
KOKKOS_INLINE_FUNCTION void	identity (const unsigned int dim=3)
KOKKOS_INLINE_FUNCTION Real	determinant (const unsigned int dim=3)
KOKKOS_INLINE_FUNCTION Real33	inverse (const unsigned int dim=3)
KOKKOS_INLINE_FUNCTION Real33	transpose ()

Public Attributes
Real	a [3][3]

Detailed Description

Definition at line 26 of file KokkosTypes.h.

Constructor & Destructor Documentation

Real33() [1/3]

KOKKOS_INLINE_FUNCTION Moose::Kokkos::Real33::Real33 ( )

inline

Definition at line 31 of file KokkosTypes.h.

{ *this = 0; }

Real33() [2/3]

KOKKOS_INLINE_FUNCTION Moose::Kokkos::Real33::Real33 ( const Real &  scalar )

inline

Definition at line 32 of file KokkosTypes.h.

{ *this = scalar; }

Real33() [3/3]

KOKKOS_INLINE_FUNCTION Moose::Kokkos::Real33::Real33 ( const Real33 &  tensor )

inline

Definition at line 33 of file KokkosTypes.h.

{ *this = tensor; }

Member Function Documentation

determinant()

KOKKOS_INLINE_FUNCTION Real Moose::Kokkos::Real33::determinant ( const unsigned int  dim = 3 )

inline

Definition at line 65 of file KokkosTypes.h.

Referenced by Moose::Kokkos::Assembly::computePhysicalMap(), and inverse().

  {
    Real det = 0;

    if (dim == 0)
      det = 1;
    else if (dim == 1)
      det = a[0][0];
    else if (dim == 2)
      det = a[0][0] * a[1][1] - a[0][1] * a[1][0];
    else if (dim == 3)
      det = a[0][0] * (a[1][1] * a[2][2] - a[1][2] * a[2][1]) -
            a[0][1] * (a[1][0] * a[2][2] - a[1][2] * a[2][0]) +
            a[0][2] * (a[1][0] * a[2][1] - a[1][1] * a[2][0]);

    return det;
  }

identity()

KOKKOS_INLINE_FUNCTION void Moose::Kokkos::Real33::identity ( const unsigned int  dim = 3 )

inline

Definition at line 58 of file KokkosTypes.h.

Referenced by Moose::Kokkos::Datum::J().

  {
    *this = 0;

    for (unsigned int i = 0; i < dim; ++i)
      a[i][i] = 1;
  }

inverse()

KOKKOS_INLINE_FUNCTION Real33 Moose::Kokkos::Real33::inverse ( const unsigned int  dim = 3 )

inline

Definition at line 82 of file KokkosTypes.h.

Referenced by Moose::Kokkos::Assembly::computePhysicalMap().

  {
    Real inv_det = 1.0 / determinant(dim);
    Real33 inv_mat;

    if (dim == 1)
    {
      inv_mat(0, 0) = inv_det;
    }
    else if (dim == 2)
    {
      inv_mat(0, 0) = a[1][1] * inv_det;
      inv_mat(0, 1) = -a[0][1] * inv_det;
      inv_mat(1, 0) = -a[1][0] * inv_det;
      inv_mat(1, 1) = a[0][0] * inv_det;
    }
    else if (dim == 3)
    {
      inv_mat(0, 0) = (a[1][1] * a[2][2] - a[1][2] * a[2][1]) * inv_det;
      inv_mat(0, 1) = (a[0][2] * a[2][1] - a[0][1] * a[2][2]) * inv_det;
      inv_mat(0, 2) = (a[0][1] * a[1][2] - a[0][2] * a[1][1]) * inv_det;
      inv_mat(1, 0) = (a[1][2] * a[2][0] - a[1][0] * a[2][2]) * inv_det;
      inv_mat(1, 1) = (a[0][0] * a[2][2] - a[0][2] * a[2][0]) * inv_det;
      inv_mat(1, 2) = (a[0][2] * a[1][0] - a[0][0] * a[1][2]) * inv_det;
      inv_mat(2, 0) = (a[1][0] * a[2][1] - a[1][1] * a[2][0]) * inv_det;
      inv_mat(2, 1) = (a[0][1] * a[2][0] - a[0][0] * a[2][1]) * inv_det;
      inv_mat(2, 2) = (a[0][0] * a[1][1] - a[0][1] * a[1][0]) * inv_det;
    }

    return inv_mat;
  }

operator()() [1/2]

KOKKOS_INLINE_FUNCTION Real& Moose::Kokkos::Real33::operator() ( unsigned int  i, unsigned int  j  )

inline

Definition at line 34 of file KokkosTypes.h.

{ return a[i][j]; }

operator()() [2/2]

KOKKOS_INLINE_FUNCTION Real Moose::Kokkos::Real33::operator() ( unsigned int  i, unsigned int  j  ) const

inline

Definition at line 35 of file KokkosTypes.h.

{ return a[i][j]; }

operator+=()

KOKKOS_INLINE_FUNCTION void Moose::Kokkos::Real33::operator+= ( const Real33  tensor )

inline

Definition at line 52 of file KokkosTypes.h.

  {
    for (unsigned int i = 0; i < 3; ++i)
      for (unsigned int j = 0; j < 3; ++j)
        a[i][j] += tensor.a[i][j];
  }

operator=() [1/2]

KOKKOS_INLINE_FUNCTION Real33& Moose::Kokkos::Real33::operator= ( const Real33 &  tensor )

inline

Definition at line 36 of file KokkosTypes.h.

  {
    for (unsigned int i = 0; i < 3; ++i)
      for (unsigned int j = 0; j < 3; ++j)
        a[i][j] = tensor.a[i][j];

    return *this;
  }

operator=() [2/2]

KOKKOS_INLINE_FUNCTION Real33& Moose::Kokkos::Real33::operator= ( const Real  scalar )

inline

Definition at line 44 of file KokkosTypes.h.

  {
    for (unsigned int i = 0; i < 3; ++i)
      for (unsigned int j = 0; j < 3; ++j)
        a[i][j] = scalar;

    return *this;
  }

transpose()

KOKKOS_INLINE_FUNCTION Real33 Moose::Kokkos::Real33::transpose ( )

inline

Definition at line 113 of file KokkosTypes.h.

Referenced by Moose::Kokkos::Assembly::computePhysicalMap().

  {
    Real33 tr_mat;

    for (unsigned int i = 0; i < 3; ++i)
      for (unsigned int j = 0; j < 3; ++j)
        tr_mat(i, j) = a[j][i];

    return tr_mat;
  }

Member Data Documentation

a

Real Moose::Kokkos::Real33::a[3][3]

Definition at line 28 of file KokkosTypes.h.

Referenced by determinant(), identity(), inverse(), operator()(), operator+=(), operator=(), and transpose().

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The documentation for this struct was generated from the following file:

• include/kokkos/base/KokkosTypes.h