!> @file data_output_spectra.f90 !------------------------------------------------------------------------------! ! This file is part of the PALM model system. ! ! PALM is free software: you can redistribute it and/or modify it under the ! terms of the GNU General Public License as published by the Free Software ! Foundation, either version 3 of the License, or (at your option) any later ! version. ! ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. ! ! You should have received a copy of the GNU General Public License along with ! PALM. If not, see . ! ! Copyright 1997-2020 Leibniz Universitaet Hannover !------------------------------------------------------------------------------! ! ! Current revisions: ! ------------------ ! ! ! Former revisions: ! ----------------- ! $Id: data_output_spectra.f90 4360 2020-01-07 11:25:50Z hellstea $ ! Corrected "Former revisions" section ! ! 3655 2019-01-07 16:51:22Z knoop ! variables documented ! ! Revision 1.1 2001/01/05 15:14:20 raasch ! Initial revision ! ! ! Description: ! ------------ !> Writing spectra data on file, using a special format which allows !> plotting of these data with PROFIL-graphic-software !------------------------------------------------------------------------------! SUBROUTINE data_output_spectra #if defined( __netcdf ) USE control_parameters, & ONLY: message_string, time_since_reference_point USE cpulog, & ONLY: cpu_log, log_point USE kinds USE NETCDF USE netcdf_interface, & ONLY: id_set_sp, id_var_time_sp, nc_stat, netcdf_handle_error USE pegrid USE spectra_mod, & ONLY: average_count_sp, averaging_interval_sp, comp_spectra_level, & data_output_sp, dosp_time_count, spectra_direction, spectrum_x, & spectrum_y IMPLICIT NONE INTEGER(iwp) :: m !< running index over spectra output INTEGER(iwp) :: pr !< index used to assign default quantities to data output CALL cpu_log( log_point(31), 'data_output_spectra', 'start' ) ! !-- Check if user gave any levels for spectra to be calculated IF ( comp_spectra_level(1) == 999999 ) RETURN ! !-- Output is only performed on PE0 IF ( myid == 0 ) THEN ! !-- Open file for spectra output in NetCDF format CALL check_open( 107 ) ! !-- Increment the counter for number of output times dosp_time_count = dosp_time_count + 1 ! !-- Update the spectra time axis nc_stat = NF90_PUT_VAR( id_set_sp, id_var_time_sp, & (/ time_since_reference_point /), & start = (/ dosp_time_count /), count = (/ 1 /) ) CALL netcdf_handle_error( 'data_output_spectra', 47 ) ! !-- If necessary, calculate time average and reset average counter IF ( average_count_sp == 0 ) THEN message_string = 'no spectra data available' CALL message( 'data_output_spectra', 'PA0186', 0, 0, 0, 6, 0 ) ENDIF IF ( average_count_sp /= 1 ) THEN spectrum_x = spectrum_x / REAL( average_count_sp, KIND=wp ) spectrum_y = spectrum_y / REAL( average_count_sp, KIND=wp ) average_count_sp = 0 ENDIF ! !-- Loop over all spectra defined by the user m = 1 DO WHILE ( data_output_sp(m) /= ' ' .AND. m <= 10 ) SELECT CASE ( TRIM( data_output_sp(m) ) ) CASE ( 'u' ) pr = 1 CASE ( 'v' ) pr = 2 CASE ( 'w' ) pr = 3 CASE ( 'theta' ) pr = 4 CASE ( 'q' ) pr = 5 CASE ( 's' ) pr = 6 CASE DEFAULT ! !-- The DEFAULT case is reached either if the parameter !-- data_output_sp(m) contains a wrong character string or if the !-- user has coded a special case in the user interface. There, the !-- subroutine user_spectra checks which of these two conditions !-- applies. CALL user_spectra( 'data_output', m, pr ) END SELECT ! !-- Output of spectra in NetCDF format !-- Output of x-spectra IF ( INDEX( spectra_direction(m), 'x' ) /= 0 ) THEN CALL output_spectra_netcdf( m, 'x' ) ENDIF ! !-- Output of y-spectra IF ( INDEX( spectra_direction(m), 'y' ) /= 0 ) THEN CALL output_spectra_netcdf( m, 'y' ) ENDIF ! !-- Increase counter for next spectrum m = m + 1 ENDDO ! !-- Reset spectra values spectrum_x = 0.0_wp; spectrum_y = 0.0_wp ENDIF CALL cpu_log( log_point(31), 'data_output_spectra', 'stop' ) #if defined( __parallel ) ! CALL MPI_BARRIER( comm2d, ierr ) ! really necessary #endif #endif END SUBROUTINE data_output_spectra !------------------------------------------------------------------------------! ! Description: ! ------------ !> @todo Missing subroutine description. !------------------------------------------------------------------------------! SUBROUTINE output_spectra_netcdf( nsp, direction ) #if defined( __netcdf ) USE basic_constants_and_equations_mod, & ONLY: pi USE grid_variables, & ONLY: dx, dy USE indices, & ONLY: nx, ny USE kinds USE NETCDF USE netcdf_interface, & ONLY: id_set_sp, id_var_dospx, id_var_dospy, nc_stat, & netcdf_handle_error USE spectra_mod, & ONLY: dosp_time_count, n_sp_x, n_sp_y, spectrum_x, spectrum_y IMPLICIT NONE CHARACTER (LEN=1), INTENT(IN) :: direction !< directio of spectra evaluation INTEGER(iwp), INTENT(IN) :: nsp !< number of spectrum INTEGER(iwp) :: i !< running index in frequency space INTEGER(iwp) :: k !< running index over number of spectrum REAL(wp) :: frequency !< wavenumber REAL(wp), DIMENSION(nx/2) :: netcdf_data_x !< normalized wavenumber along x written into NetCDF file REAL(wp), DIMENSION(ny/2) :: netcdf_data_y !< normalized wavenumber along y written into NetCDF file IF ( direction == 'x' ) THEN DO k = 1, n_sp_x DO i = 1, nx/2 frequency = 2.0_wp * pi * i / ( dx * ( nx + 1 ) ) netcdf_data_x(i) = frequency * spectrum_x(i,k,nsp) ENDDO nc_stat = NF90_PUT_VAR( id_set_sp, id_var_dospx(nsp), netcdf_data_x, & start = (/ 1, k, dosp_time_count /), & count = (/ nx/2, 1, 1 /) ) CALL netcdf_handle_error( 'data_output_spectra', 348 ) ENDDO ENDIF IF ( direction == 'y' ) THEN DO k = 1, n_sp_y DO i = 1, ny/2 frequency = 2.0_wp * pi * i / ( dy * ( ny + 1 ) ) netcdf_data_y(i) = frequency * spectrum_y(i,k,nsp) ENDDO nc_stat = NF90_PUT_VAR( id_set_sp, id_var_dospy(nsp), netcdf_data_y, & start = (/ 1, k, dosp_time_count /), & count = (/ ny/2, 1, 1 /) ) CALL netcdf_handle_error( 'data_output_spectra', 349 ) ENDDO ENDIF #endif END SUBROUTINE output_spectra_netcdf