symmetry_consistent Function

private function symmetry_consistent(matrix_type, data_type)

checks if matrix symmetry and data_type are consistent \brief note: does not check the symmetry of the data itself

Arguments

Type IntentOptional Attributes Name
character, intent(in) :: matrix_type
integer, intent(in) :: data_type

Return Value logical


Contents

Source Code

symmetry_consistent

Source Code

   LOGICAL FUNCTION symmetry_consistent(matrix_type, data_type)
      !! checks if matrix symmetry and data_type are consistent
      !! \brief note: does not check the symmetry of the data itself

      CHARACTER, INTENT(IN)                    :: matrix_type
      INTEGER, INTENT(IN)                      :: data_type

      symmetry_consistent = .FALSE.

      SELECT CASE (data_type)
      CASE (dbcsr_type_real_4, dbcsr_type_real_8)
         SELECT CASE (matrix_type)
         CASE (dbcsr_type_no_symmetry, dbcsr_type_symmetric, dbcsr_type_antisymmetric)
            symmetry_consistent = .TRUE.
         END SELECT
      CASE (dbcsr_type_complex_4, dbcsr_type_complex_8)
         SELECT CASE (matrix_type)
         CASE (dbcsr_type_no_symmetry, dbcsr_type_hermitian, dbcsr_type_antihermitian)
            symmetry_consistent = .TRUE.
         END SELECT
      CASE DEFAULT
         DBCSR_ABORT("Invalid data type.")
      END SELECT

   END FUNCTION symmetry_consistent