use common notation
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Martin Diehl
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83ef5ad0e0
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9b7a827d3f
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@ -986,9 +986,9 @@ subroutine utilities_updateCoords(F)
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real(pReal), dimension(3,3,cells(1),cells(2),cells3), intent(in) :: F
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real(pReal), dimension(3, cells(1),cells(2),cells3) :: IPcoords
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real(pReal), dimension(3, cells(1),cells(2),0:cells3+1) :: IPfluct_padded ! Fluctuations of cell center displacement (padded along z for MPI)
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real(pReal), dimension(3, cells(1)+1,cells(2)+1,cells3+1) :: nodeCoords
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real(pReal), dimension(3, cells(1),cells(2),cells3) :: x_p !< Point/cell center coordinates
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real(pReal), dimension(3, cells(1),cells(2),0:cells3+1) :: u_tilde_p_padded !< Fluctuation of cell center displacement (padded along z for MPI)
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real(pReal), dimension(3, cells(1)+1,cells(2)+1,cells3+1) :: x_n !< Node coordinates
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integer :: &
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i,j,k,n, &
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c
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@ -1030,7 +1030,7 @@ subroutine utilities_updateCoords(F)
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if (err_MPI /= 0_MPI_INTEGER_KIND) error stop 'MPI error'
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!--------------------------------------------------------------------------------------------------
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! integration in Fourier space to get fluctuations of cell center discplacements
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! integration in Fourier space to get fluctuations of cell center displacements
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!$OMP PARALLEL DO
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do j = 1, cells2; do k = 1, cells(3); do i = 1, cells1Red
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if (any([i,j+cells2Offset,k] /= 1)) then
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@ -1043,25 +1043,24 @@ subroutine utilities_updateCoords(F)
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!$OMP END PARALLEL DO
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call fftw_mpi_execute_dft_c2r(planVectorBack,vectorField_fourier,vectorField_real)
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vectorField_real = vectorField_real * wgt ! normalize the result by number of elements
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u_tilde_p_padded(1:3,1:cells(1),1:cells(2),1:cells3) = vectorField_real(1:3,1:cells(1),1:cells(2),1:cells3) * wgt
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!--------------------------------------------------------------------------------------------------
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! pad cell center fluctuations along z-direction (needed when running MPI simulation)
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IPfluct_padded(1:3,1:cells(1),1:cells(2),1:cells3) = vectorField_real(1:3,1:cells(1),1:cells(2),1:cells3)
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c = product(shape(IPfluct_padded(:,:,:,1))) !< amount of data to transfer
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c = product(shape(u_tilde_p_padded(:,:,:,1))) !< amount of data to transfer
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rank_t = modulo(worldrank+1_MPI_INTEGER_KIND,worldsize)
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rank_b = modulo(worldrank-1_MPI_INTEGER_KIND,worldsize)
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! send bottom layer to process below
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call MPI_Isend(IPfluct_padded(:,:,:,1), c,MPI_DOUBLE,rank_b,0_MPI_INTEGER_KIND,MPI_COMM_WORLD,request(1),err_MPI)
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call MPI_Isend(u_tilde_p_padded(:,:,:,1), c,MPI_DOUBLE,rank_b,0_MPI_INTEGER_KIND,MPI_COMM_WORLD,request(1),err_MPI)
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if (err_MPI /= 0_MPI_INTEGER_KIND) error stop 'MPI error'
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call MPI_Irecv(IPfluct_padded(:,:,:,cells3+1),c,MPI_DOUBLE,rank_t,0_MPI_INTEGER_KIND,MPI_COMM_WORLD,request(2),err_MPI)
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call MPI_Irecv(u_tilde_p_padded(:,:,:,cells3+1),c,MPI_DOUBLE,rank_t,0_MPI_INTEGER_KIND,MPI_COMM_WORLD,request(2),err_MPI)
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if (err_MPI /= 0_MPI_INTEGER_KIND) error stop 'MPI error'
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! send top layer to process above
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call MPI_Isend(IPfluct_padded(:,:,:,cells3) ,c,MPI_DOUBLE,rank_t,1_MPI_INTEGER_KIND,MPI_COMM_WORLD,request(3),err_MPI)
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call MPI_Isend(u_tilde_p_padded(:,:,:,cells3) ,c,MPI_DOUBLE,rank_t,1_MPI_INTEGER_KIND,MPI_COMM_WORLD,request(3),err_MPI)
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if (err_MPI /= 0_MPI_INTEGER_KIND) error stop 'MPI error'
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call MPI_Irecv(IPfluct_padded(:,:,:,0), c,MPI_DOUBLE,rank_b,1_MPI_INTEGER_KIND,MPI_COMM_WORLD,request(4),err_MPI)
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call MPI_Irecv(u_tilde_p_padded(:,:,:,0), c,MPI_DOUBLE,rank_b,1_MPI_INTEGER_KIND,MPI_COMM_WORLD,request(4),err_MPI)
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if (err_MPI /= 0_MPI_INTEGER_KIND) error stop 'MPI error'
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call MPI_Waitall(4,request,status,err_MPI)
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@ -1073,26 +1072,26 @@ subroutine utilities_updateCoords(F)
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#endif
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!--------------------------------------------------------------------------------------------------
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! calculate nodal displacements
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nodeCoords = 0.0_pReal
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! calculate nodal positions
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x_n = 0.0_pReal
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do j = 0,cells(2); do k = 0,cells3; do i = 0,cells(1)
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nodeCoords(1:3,i+1,j+1,k+1) = matmul(Favg,step*(real([i,j,k+cells3Offset],pReal)))
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x_n(1:3,i+1,j+1,k+1) = matmul(Favg,step*(real([i,j,k+cells3Offset],pReal)))
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averageFluct: do n = 1,8
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me = [i+neighbor(1,n),j+neighbor(2,n),k+neighbor(3,n)]
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nodeCoords(1:3,i+1,j+1,k+1) = nodeCoords(1:3,i+1,j+1,k+1) &
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+ IPfluct_padded(1:3,modulo(me(1)-1,cells(1))+1,modulo(me(2)-1,cells(2))+1,me(3))*0.125_pReal
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x_n(1:3,i+1,j+1,k+1) = x_n(1:3,i+1,j+1,k+1) &
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+ u_tilde_p_padded(1:3,modulo(me(1)-1,cells(1))+1,modulo(me(2)-1,cells(2))+1,me(3))*0.125_pReal
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end do averageFluct
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end do; end do; end do
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!--------------------------------------------------------------------------------------------------
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! calculate cell center displacements
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! calculate cell center/point positions
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do k = 1,cells3; do j = 1,cells(2); do i = 1,cells(1)
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IPcoords(1:3,i,j,k) = vectorField_real(1:3,i,j,k) &
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+ matmul(Favg,step*(real([i,j,k+cells3Offset],pReal)-0.5_pReal))
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x_p(1:3,i,j,k) = u_tilde_p_padded(1:3,i,j,k) &
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+ matmul(Favg,step*(real([i,j,k+cells3Offset],pReal)-0.5_pReal))
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end do; end do; end do
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call discretization_setNodeCoords(reshape(NodeCoords,[3,(cells(1)+1)*(cells(2)+1)*(cells3+1)]))
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call discretization_setIPcoords (reshape(IPcoords, [3,cells(1)*cells(2)*cells3]))
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call discretization_setNodeCoords(reshape(x_n,[3,(cells(1)+1)*(cells(2)+1)*(cells3+1)]))
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call discretization_setIPcoords (reshape(x_p,[3,cells(1)*cells(2)*cells3]))
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end subroutine utilities_updateCoords
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