1 | !> @file data_output_spectra.f90 |
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2 | !--------------------------------------------------------------------------------------------------! |
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3 | ! This file is part of the PALM model system. |
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4 | ! |
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5 | ! PALM is free software: you can redistribute it and/or modify it under the terms of the GNU General |
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6 | ! Public License as published by the Free Software Foundation, either version 3 of the License, or |
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7 | ! (at your option) any later version. |
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8 | ! |
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9 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the |
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10 | ! implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
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11 | ! Public License for more details. |
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12 | ! |
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13 | ! You should have received a copy of the GNU General Public License along with PALM. If not, see |
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14 | ! <http://www.gnu.org/licenses/>. |
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15 | ! |
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16 | ! Copyright 1997-2020 Leibniz Universitaet Hannover |
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17 | !--------------------------------------------------------------------------------------------------! |
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18 | ! |
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19 | ! Current revisions: |
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20 | ! ------------------ |
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21 | ! |
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22 | ! |
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23 | ! Former revisions: |
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24 | ! ----------------- |
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25 | ! $Id: data_output_spectra.f90 4577 2020-06-25 09:53:58Z suehring $ |
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26 | ! file re-formatted to follow the PALM coding standard |
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27 | ! |
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28 | ! 4360 2020-01-07 11:25:50Z suehring |
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29 | ! Corrected "Former revisions" section |
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30 | ! |
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31 | ! 3655 2019-01-07 16:51:22Z knoop |
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32 | ! variables documented |
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33 | ! |
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34 | ! Revision 1.1 2001/01/05 15:14:20 raasch |
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35 | ! Initial revision |
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36 | ! |
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37 | ! |
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38 | ! Description: |
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39 | ! ------------ |
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40 | !> Writing spectra data on file, using a special format which allows |
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41 | !> plotting of these data with PROFIL-graphic-software |
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42 | !--------------------------------------------------------------------------------------------------! |
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43 | SUBROUTINE data_output_spectra |
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44 | |
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45 | #if defined( __netcdf ) |
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46 | USE control_parameters, & |
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47 | ONLY: message_string, time_since_reference_point |
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48 | |
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49 | USE cpulog, & |
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50 | ONLY: cpu_log, log_point |
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51 | |
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52 | USE kinds |
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53 | |
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54 | USE NETCDF |
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55 | |
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56 | USE netcdf_interface, & |
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57 | ONLY: id_set_sp, id_var_time_sp, nc_stat, netcdf_handle_error |
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58 | |
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59 | USE pegrid |
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60 | |
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61 | USE spectra_mod, & |
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62 | ONLY: average_count_sp, averaging_interval_sp, comp_spectra_level, data_output_sp, & |
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63 | dosp_time_count, spectra_direction, spectrum_x, spectrum_y |
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64 | |
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65 | |
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66 | IMPLICIT NONE |
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67 | |
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68 | INTEGER(iwp) :: m !< running index over spectra output |
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69 | INTEGER(iwp) :: pr !< index used to assign default quantities to data output |
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70 | |
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71 | CALL cpu_log( log_point(31), 'data_output_spectra', 'start' ) |
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72 | |
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73 | ! |
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74 | !-- Check if user gave any levels for spectra to be calculated |
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75 | IF ( comp_spectra_level(1) == 999999 ) RETURN |
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76 | |
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77 | ! |
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78 | !-- Output is only performed on PE0 |
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79 | IF ( myid == 0 ) THEN |
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80 | |
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81 | ! |
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82 | !-- Open file for spectra output in NetCDF format |
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83 | CALL check_open( 107 ) |
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84 | |
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85 | ! |
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86 | !-- Increment the counter for number of output times |
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87 | dosp_time_count = dosp_time_count + 1 |
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88 | |
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89 | ! |
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90 | !-- Update the spectra time axis |
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91 | nc_stat = NF90_PUT_VAR( id_set_sp, id_var_time_sp, & |
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92 | (/ time_since_reference_point /), & |
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93 | start = (/ dosp_time_count /), count = (/ 1 /) ) |
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94 | CALL netcdf_handle_error( 'data_output_spectra', 47 ) |
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95 | |
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96 | ! |
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97 | !-- If necessary, calculate time average and reset average counter |
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98 | IF ( average_count_sp == 0 ) THEN |
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99 | message_string = 'no spectra data available' |
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100 | CALL message( 'data_output_spectra', 'PA0186', 0, 0, 0, 6, 0 ) |
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101 | ENDIF |
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102 | IF ( average_count_sp /= 1 ) THEN |
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103 | spectrum_x = spectrum_x / REAL( average_count_sp, KIND=wp ) |
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104 | spectrum_y = spectrum_y / REAL( average_count_sp, KIND=wp ) |
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105 | average_count_sp = 0 |
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106 | ENDIF |
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107 | |
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108 | ! |
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109 | !-- Loop over all spectra defined by the user |
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110 | m = 1 |
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111 | DO WHILE ( data_output_sp(m) /= ' ' .AND. m <= 10 ) |
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112 | |
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113 | SELECT CASE ( TRIM( data_output_sp(m) ) ) |
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114 | |
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115 | CASE ( 'u' ) |
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116 | pr = 1 |
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117 | |
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118 | CASE ( 'v' ) |
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119 | pr = 2 |
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120 | |
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121 | CASE ( 'w' ) |
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122 | pr = 3 |
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123 | |
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124 | CASE ( 'theta' ) |
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125 | pr = 4 |
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126 | |
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127 | CASE ( 'q' ) |
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128 | pr = 5 |
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129 | |
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130 | CASE ( 's' ) |
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131 | pr = 6 |
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132 | |
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133 | CASE DEFAULT |
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134 | ! |
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135 | !-- The DEFAULT case is reached either if the parameter data_output_sp(m) contains a |
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136 | !-- wrong character string or if the user has coded a special case in the user |
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137 | !-- interface. There, the subroutine user_spectra checks which of these two conditions |
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138 | !-- applies. |
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139 | CALL user_spectra( 'data_output', m, pr ) |
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140 | |
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141 | END SELECT |
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142 | |
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143 | ! |
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144 | !-- Output of spectra in NetCDF format |
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145 | !-- Output of x-spectra |
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146 | IF ( INDEX( spectra_direction(m), 'x' ) /= 0 ) THEN |
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147 | CALL output_spectra_netcdf( m, 'x' ) |
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148 | ENDIF |
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149 | ! |
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150 | !-- Output of y-spectra |
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151 | IF ( INDEX( spectra_direction(m), 'y' ) /= 0 ) THEN |
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152 | CALL output_spectra_netcdf( m, 'y' ) |
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153 | ENDIF |
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154 | |
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155 | ! |
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156 | !-- Increase counter for next spectrum |
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157 | m = m + 1 |
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158 | |
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159 | ENDDO |
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160 | |
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161 | ! |
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162 | !-- Reset spectra values |
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163 | spectrum_x = 0.0_wp; spectrum_y = 0.0_wp |
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164 | |
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165 | ENDIF |
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166 | |
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167 | CALL cpu_log( log_point(31), 'data_output_spectra', 'stop' ) |
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168 | |
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169 | #if defined( __parallel ) |
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170 | ! CALL MPI_BARRIER( comm2d, ierr ) ! really necessary |
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171 | #endif |
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172 | |
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173 | #endif |
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174 | END SUBROUTINE data_output_spectra |
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175 | |
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176 | |
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177 | !--------------------------------------------------------------------------------------------------! |
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178 | ! Description: |
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179 | ! ------------ |
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180 | !> @todo Missing subroutine description. |
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181 | !--------------------------------------------------------------------------------------------------! |
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182 | SUBROUTINE output_spectra_netcdf( nsp, direction ) |
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183 | #if defined( __netcdf ) |
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184 | |
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185 | USE basic_constants_and_equations_mod, & |
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186 | ONLY: pi |
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187 | |
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188 | USE grid_variables, & |
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189 | ONLY: dx, dy |
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190 | |
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191 | USE indices, & |
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192 | ONLY: nx, ny |
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193 | |
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194 | USE kinds |
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195 | |
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196 | USE NETCDF |
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197 | |
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198 | USE netcdf_interface, & |
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199 | ONLY: id_set_sp, id_var_dospx, id_var_dospy, nc_stat, netcdf_handle_error |
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200 | |
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201 | USE spectra_mod, & |
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202 | ONLY: dosp_time_count, n_sp_x, n_sp_y, spectrum_x, spectrum_y |
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203 | |
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204 | |
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205 | IMPLICIT NONE |
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206 | |
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207 | CHARACTER (LEN=1), INTENT(IN) :: direction !< directio of spectra evaluation |
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208 | |
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209 | INTEGER(iwp), INTENT(IN) :: nsp !< number of spectrum |
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210 | |
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211 | INTEGER(iwp) :: i !< running index in frequency space |
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212 | INTEGER(iwp) :: k !< running index over number of spectrum |
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213 | |
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214 | REAL(wp) :: frequency !< wavenumber |
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215 | |
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216 | REAL(wp), DIMENSION(nx/2) :: netcdf_data_x !< normalized wavenumber along x written into NetCDF file |
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217 | REAL(wp), DIMENSION(ny/2) :: netcdf_data_y !< normalized wavenumber along y written into NetCDF file |
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218 | |
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219 | |
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220 | IF ( direction == 'x' ) THEN |
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221 | |
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222 | DO k = 1, n_sp_x |
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223 | |
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224 | DO i = 1, nx/2 |
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225 | frequency = 2.0_wp * pi * i / ( dx * ( nx + 1 ) ) |
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226 | netcdf_data_x(i) = frequency * spectrum_x(i,k,nsp) |
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227 | ENDDO |
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228 | |
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229 | nc_stat = NF90_PUT_VAR( id_set_sp, id_var_dospx(nsp), netcdf_data_x, & |
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230 | start = (/ 1, k, dosp_time_count /), & |
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231 | count = (/ nx/2, 1, 1 /) ) |
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232 | CALL netcdf_handle_error( 'data_output_spectra', 348 ) |
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233 | |
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234 | ENDDO |
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235 | |
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236 | ENDIF |
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237 | |
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238 | IF ( direction == 'y' ) THEN |
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239 | |
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240 | DO k = 1, n_sp_y |
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241 | |
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242 | DO i = 1, ny/2 |
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243 | frequency = 2.0_wp * pi * i / ( dy * ( ny + 1 ) ) |
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244 | netcdf_data_y(i) = frequency * spectrum_y(i,k,nsp) |
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245 | ENDDO |
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246 | |
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247 | nc_stat = NF90_PUT_VAR( id_set_sp, id_var_dospy(nsp), netcdf_data_y, & |
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248 | start = (/ 1, k, dosp_time_count /), & |
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249 | count = (/ ny/2, 1, 1 /) ) |
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250 | CALL netcdf_handle_error( 'data_output_spectra', 349 ) |
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251 | |
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252 | ENDDO |
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253 | |
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254 | ENDIF |
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255 | |
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256 | #endif |
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257 | END SUBROUTINE output_spectra_netcdf |
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