SELF_Scalar_2D_t.f90 Source File


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module SELF_Scalar_2D_t

  use SELF_Constants
  use SELF_Lagrange
  use SELF_Metadata
  use FEQParse
  use SELF_HDF5
  use SELF_Data

  use HDF5
  use iso_c_binding

  implicit none

#include "SELF_Macros.h"

  type,extends(SELF_DataObj),public :: Scalar2D_t

    real(prec),pointer,contiguous,dimension(:,:,:,:) :: interior
    real(prec),pointer,contiguous,dimension(:,:,:,:) :: boundary
    real(prec),pointer,contiguous,dimension(:,:,:,:) :: extBoundary
    real(prec),pointer,contiguous,dimension(:,:,:,:) :: avgBoundary
    real(prec),pointer,contiguous,dimension(:,:,:,:) :: boundarynormal

  contains

    procedure,public :: Init => Init_Scalar2D_t
    procedure,public :: Free => Free_Scalar2D_t

    procedure,public :: UpdateHost => UpdateHost_Scalar2D_t
    procedure,public :: UpdateDevice => UpdateDevice_Scalar2D_t

    procedure,public :: BoundaryInterp => BoundaryInterp_Scalar2D_t
    procedure,public :: AverageSides => AverageSides_Scalar2D_t
    generic,public :: GridInterp => GridInterp_Scalar2D_t
    procedure,private :: GridInterp_Scalar2D_t
    generic,public :: Gradient => Gradient_Scalar2D_t
    procedure,private :: Gradient_Scalar2D_t

    generic,public :: WriteHDF5 => WriteHDF5_MPI_Scalar2D_t,WriteHDF5_Scalar2D_t
    procedure,private :: WriteHDF5_MPI_Scalar2D_t
    procedure,private :: WriteHDF5_Scalar2D_t

  endtype Scalar2D_t

contains

  subroutine Init_Scalar2D_t(this,interp,nVar,nElem)
    implicit none
    class(Scalar2D_t),intent(out) :: this
    type(Lagrange),intent(in),target :: interp
    integer,intent(in) :: nVar
    integer,intent(in) :: nElem

    this%interp => interp
    this%nVar = nVar
    this%nElem = nElem
    this%N = interp%N
    this%M = interp%M

    allocate(this%interior(1:interp%N+1,interp%N+1,nelem,nvar), &
             this%boundary(1:interp%N+1,1:4,1:nelem,1:nvar), &
             this%extBoundary(1:interp%N+1,1:4,1:nelem,1:nvar), &
             this%avgBoundary(1:interp%N+1,1:4,1:nelem,1:nvar), &
             this%boundarynormal(1:interp%N+1,1:4,1:nelem,1:2*nvar))

    this%interior = 0.0_prec
    this%boundary = 0.0_prec
    this%extBoundary = 0.0_prec
    this%avgBoundary = 0.0_prec
    this%boundarynormal = 0.0_prec

    allocate(this%meta(1:nVar))
    allocate(this%eqn(1:nVar))

  endsubroutine Init_Scalar2D_t

  subroutine Free_Scalar2D_t(this)
    implicit none
    class(Scalar2D_t),intent(inout) :: this

    this%nVar = 0
    this%nElem = 0
    this%interp => null()
    deallocate(this%interior)
    deallocate(this%boundary)
    deallocate(this%extBoundary)
    deallocate(this%avgBoundary)
    deallocate(this%boundarynormal)
    deallocate(this%meta)
    deallocate(this%eqn)

  endsubroutine Free_Scalar2D_t

  subroutine UpdateHost_Scalar2D_t(this)
    implicit none
    class(Scalar2D_t),intent(inout) :: this

  endsubroutine UpdateHost_Scalar2D_t

  subroutine UpdateDevice_Scalar2D_t(this)
    implicit none
    class(Scalar2D_t),intent(inout) :: this

  endsubroutine UpdateDevice_Scalar2D_t

  subroutine BoundaryInterp_Scalar2D_t(this)
    implicit none
    class(Scalar2D_t),intent(inout) :: this
    ! Local
    integer :: i,ii,iel,ivar
    real(prec) :: fbs,fbe,fbn,fbw

    do concurrent(i=1:this%N+1,iel=1:this%nelem,ivar=1:this%nvar)
      fbs = 0.0_prec
      fbe = 0.0_prec
      fbn = 0.0_prec
      fbw = 0.0_prec
      do ii = 1,this%N+1
        fbs = fbs+this%interp%bMatrix(ii,1)*this%interior(i,ii,iel,ivar) ! South
        fbe = fbe+this%interp%bMatrix(ii,2)*this%interior(ii,i,iel,ivar) ! East
        fbn = fbn+this%interp%bMatrix(ii,2)*this%interior(i,ii,iel,ivar) ! North
        fbw = fbw+this%interp%bMatrix(ii,1)*this%interior(ii,i,iel,ivar) ! West
      enddo

      this%boundary(i,1,iel,ivar) = fbs
      this%boundary(i,2,iel,ivar) = fbe
      this%boundary(i,3,iel,ivar) = fbn
      this%boundary(i,4,iel,ivar) = fbw

    enddo

  endsubroutine BoundaryInterp_Scalar2D_t

  subroutine AverageSides_Scalar2D_t(this)
    implicit none
    class(Scalar2D_t),intent(inout) :: this
    ! Local
    integer :: iel
    integer :: iside
    integer :: ivar
    integer :: i

    do concurrent(i=1:this%interp%N+1,iside=1:4,iel=1:this%nElem,ivar=1:this%nVar)
      this%avgBoundary(i,iside,iel,ivar) = 0.5_prec*( &
                                           this%boundary(i,iside,iel,ivar)+ &
                                           this%extBoundary(i,iside,iel,ivar))
    enddo

  endsubroutine AverageSides_Scalar2D_t

  subroutine GridInterp_Scalar2D_t(this,f)
    implicit none
    class(Scalar2D_t),intent(in) :: this
    real(prec),intent(inout) :: f(1:this%M+1,1:this%M+1,1:this%nelem,1:this%nvar)
    ! Local
    integer :: i,j,ii,jj,iel,ivar
    real(prec) :: fi,fij

    do concurrent(i=1:this%M+1,j=1:this%M+1,iel=1:this%nElem,ivar=1:this%nVar)

      fij = 0.0_prec
      do jj = 1,this%N+1
        fi = 0.0_prec
        do ii = 1,this%N+1
          fi = fi+this%interior(ii,jj,iel,ivar)*this%interp%iMatrix(ii,i)
        enddo
        fij = fij+fi*this%interp%iMatrix(jj,j)
      enddo
      f(i,j,iel,ivar) = fij

    enddo

  endsubroutine GridInterp_Scalar2D_t

  subroutine Gradient_Scalar2D_t(this,df)
    implicit none
    class(Scalar2D_t),intent(in) :: this
    real(prec),intent(inout) :: df(1:this%N+1,1:this%N+1,1:this%nelem,1:this%nvar,1:2)
    ! Local
    integer    :: i,j,ii,iel,ivar
    real(prec) :: df1,df2

    do concurrent(i=1:this%N+1,j=1:this%N+1,iel=1:this%nElem,ivar=1:this%nVar)
      df1 = 0.0_prec
      df2 = 0.0_prec
      do ii = 1,this%N+1
        df1 = df1+this%interp%dMatrix(ii,i)*this%interior(ii,j,iel,ivar)
        df2 = df2+this%interp%dMatrix(ii,j)*this%interior(i,ii,iel,ivar)
      enddo
      df(i,j,iel,ivar,1) = df1
      df(i,j,iel,ivar,2) = df2
    enddo

  endsubroutine Gradient_Scalar2D_t

  subroutine WriteHDF5_MPI_Scalar2D_t(this,fileId,group,elemoffset,nglobalelem)
    implicit none
    class(Scalar2D_t),intent(in) :: this
    character(*),intent(in) :: group
    integer(HID_T),intent(in) :: fileId
    integer,intent(in) :: elemoffset
    integer,intent(in) :: nglobalelem
    ! Local
    integer(HID_T) :: offset(1:3)
    integer(HID_T) :: globalDims(1:3)
    integer :: ivar

    offset(1:3) = (/0,0,elemoffset/)
    globalDims(1:3) = (/this%interp%N+1, &
                        this%interp%N+1, &
                        nglobalelem/)

    call CreateGroup_HDF5(fileId,trim(group))

    do ivar = 1,this%nVar
      !call this%meta(ivar)%WriteHDF5(group,ivar,fileId)
      call WriteArray_HDF5(fileId, &
                           trim(group)//"/"//trim(this%meta(ivar)%name), &
                           this%interior(:,:,:,ivar),offset,globalDims)
    enddo

  endsubroutine WriteHDF5_MPI_Scalar2D_t

  subroutine WriteHDF5_Scalar2D_t(this,fileId,group)
    implicit none
    class(Scalar2D_t),intent(in) :: this
    integer(HID_T),intent(in) :: fileId
    character(*),intent(in) :: group
    ! Local
    integer :: ivar

    call CreateGroup_HDF5(fileId,trim(group))

    do ivar = 1,this%nVar
      call this%meta(ivar)%WriteHDF5(group,ivar,fileId)
      call WriteArray_HDF5(fileId, &
                           trim(group)//"/"//trim(this%meta(ivar)%name), &
                           this%interior(:,:,:,ivar))
    enddo

  endsubroutine WriteHDF5_Scalar2D_t

endmodule SELF_Scalar_2D_t