Roots_interface.F90

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!! NOTICE
!!  Copyright 2022 UChicago Argonne, LLC and contributors
!!
!!  Licensed under the Apache License, Version 2.0 (the "License");
!!  you may not use this file except in compliance with the License.
!!
!!  Unless required by applicable law or agreed to in writing, software
!!  distributed under the License is distributed on an "AS IS" BASIS,
!!  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
!!  See the License for the specific language governing permissions and
!!  limitations under the License.
!!
 
Module Roots_interface
 
  interface
    subroutine Roots_finalize ()
    end subroutine Roots_finalize
  end interface
 
  interface
    subroutine Roots_init ()
    end subroutine Roots_init
  end interface
 
  interface
    subroutine Roots_x2Polynomial (q1,q0,  nReal,root)
      real   , intent (in)  :: q1, q0
      integer, intent (out) :: nReal
      real   , intent (out) :: root (1:2,1:2)
    end subroutine Roots_x2Polynomial
  end interface
 
  interface
    subroutine Roots_x3Polynomial (c2,c1,c0,nReal,root,printInfo,printUnit)
      real   ,           intent (in)  :: c2, c1, c0
      integer,           intent (out) :: nReal
      real   ,           intent (out) :: root (1:3,1:2)
      logical, optional, intent (in)  :: printInfo
      integer, optional, intent (in)  :: printUnit
    end subroutine Roots_x3Polynomial
  end interface
 
  interface
    subroutine Roots_x4Polynomial (q3,q2,q1,q0,nReal,root,printInfo,printUnit)
      real   ,           intent (in)  :: q3, q2, q1, q0
      integer,           intent (out) :: nReal
      real   ,           intent (out) :: root (1:4,1:2)
      logical, optional, intent (in)  :: printInfo
      integer, optional, intent (in)  :: printUnit
    end subroutine Roots_x4Polynomial
  end interface
 
end Module Roots_interface