1 | !> @file lpm_set_attributes.f90 |
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2 | !------------------------------------------------------------------------------! |
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3 | ! This file is part of PALM. |
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4 | ! |
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5 | ! PALM is free software: you can redistribute it and/or modify it under the |
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6 | ! terms of the GNU General Public License as published by the Free Software |
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7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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8 | ! version. |
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9 | ! |
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10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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13 | ! |
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14 | ! You should have received a copy of the GNU General Public License along with |
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15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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16 | ! |
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17 | ! Copyright 1997-2017 Leibniz Universitaet Hannover |
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18 | !------------------------------------------------------------------------------! |
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19 | ! |
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20 | ! Current revisions: |
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21 | ! ----------------- |
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22 | ! |
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23 | ! |
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24 | ! Former revisions: |
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25 | ! ----------------- |
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26 | ! $Id: lpm_set_attributes.f90 2123 2017-01-18 12:34:59Z basit $ |
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27 | ! |
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28 | ! 2122 2017-01-18 12:22:54Z hoffmann |
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29 | ! DVRP routine removed |
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30 | ! |
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31 | ! 2000 2016-08-20 18:09:15Z knoop |
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32 | ! Forced header and separation lines into 80 columns |
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33 | ! |
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34 | ! 1822 2016-04-07 07:49:42Z hoffmann |
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35 | ! Unused variables removed. |
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36 | ! |
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37 | ! 1682 2015-10-07 23:56:08Z knoop |
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38 | ! Code annotations made doxygen readable |
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39 | ! |
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40 | ! 1359 2014-04-11 17:15:14Z hoffmann |
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41 | ! New particle structure integrated. |
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42 | ! Kind definition added to all floating point numbers. |
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43 | ! |
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44 | ! 1320 2014-03-20 08:40:49Z raasch |
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45 | ! ONLY-attribute added to USE-statements, |
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46 | ! kind-parameters added to all INTEGER and REAL declaration statements, |
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47 | ! kinds are defined in new module kinds, |
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48 | ! revision history before 2012 removed, |
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49 | ! comment fields (!:) to be used for variable explanations added to |
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50 | ! all variable declaration statements |
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51 | ! |
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52 | ! 1318 2014-03-17 13:35:16Z raasch |
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53 | ! module interfaces removed |
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54 | ! |
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55 | ! 1036 2012-10-22 13:43:42Z raasch |
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56 | ! code put under GPL (PALM 3.9) |
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57 | ! |
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58 | ! 849 2012-03-15 10:35:09Z raasch |
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59 | ! routine renamed: set_particle_attributes -> lpm_set_attributes |
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60 | ! |
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61 | ! 828 2012-02-21 12:00:36Z raasch |
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62 | ! particle feature color renamed class |
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63 | ! |
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64 | ! 271 2009-03-26 00:47:14Z raasch |
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65 | ! Initial version |
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66 | ! |
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67 | ! Description: |
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68 | ! ------------ |
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69 | !> This routine sets certain particle attributes depending on the values that |
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70 | !> other PALM variables have at the current particle position. |
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71 | !------------------------------------------------------------------------------! |
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72 | SUBROUTINE lpm_set_attributes |
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73 | |
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74 | |
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75 | USE arrays_3d, & |
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76 | ONLY: pt, u, v, w, zu, zw |
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77 | |
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78 | USE control_parameters, & |
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79 | ONLY: u_gtrans, v_gtrans, dz |
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80 | |
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81 | USE cpulog, & |
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82 | ONLY: cpu_log, log_point_s |
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83 | |
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84 | USE dvrp_variables, & |
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85 | ONLY: color_interval, dvrp_colortable_entries_prt, dvrpsize_interval, & |
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86 | particle_color, particle_dvrpsize |
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87 | |
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88 | USE grid_variables, & |
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89 | ONLY: dx, dy |
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90 | |
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91 | USE indices, & |
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92 | ONLY: ngp_2dh, nxl, nxr, nyn, nys, nzb, nzt |
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93 | |
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94 | USE kinds |
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95 | |
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96 | USE particle_attributes, & |
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97 | ONLY: block_offset, grid_particles, number_of_particles, particles, & |
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98 | prt_count |
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99 | |
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100 | USE pegrid |
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101 | |
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102 | USE statistics, & |
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103 | ONLY: sums, sums_l |
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104 | |
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105 | IMPLICIT NONE |
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106 | |
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107 | INTEGER(iwp) :: i !< |
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108 | INTEGER(iwp) :: ip !< |
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109 | INTEGER(iwp) :: j !< |
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110 | INTEGER(iwp) :: jp !< |
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111 | INTEGER(iwp) :: k !< |
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112 | INTEGER(iwp) :: kp !< |
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113 | INTEGER(iwp) :: n !< |
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114 | INTEGER(iwp) :: nb !< |
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115 | |
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116 | INTEGER(iwp), DIMENSION(0:7) :: start_index !< |
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117 | INTEGER(iwp), DIMENSION(0:7) :: end_index !< |
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118 | |
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119 | REAL(wp) :: aa !< |
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120 | REAL(wp) :: absuv !< |
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121 | REAL(wp) :: bb !< |
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122 | REAL(wp) :: cc !< |
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123 | REAL(wp) :: dd !< |
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124 | REAL(wp) :: gg !< |
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125 | REAL(wp) :: height !< |
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126 | REAL(wp) :: pt_int !< |
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127 | REAL(wp) :: pt_int_l !< |
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128 | REAL(wp) :: pt_int_u !< |
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129 | REAL(wp) :: u_int_l !< |
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130 | REAL(wp) :: u_int_u !< |
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131 | REAL(wp) :: v_int_l !< |
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132 | REAL(wp) :: v_int_u !< |
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133 | REAL(wp) :: w_int !< |
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134 | REAL(wp) :: w_int_l !< |
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135 | REAL(wp) :: w_int_u !< |
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136 | REAL(wp) :: x !< |
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137 | REAL(wp) :: y !< |
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138 | |
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139 | REAL(wp), DIMENSION(:), ALLOCATABLE :: u_int !< |
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140 | REAL(wp), DIMENSION(:), ALLOCATABLE :: v_int !< |
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141 | REAL(wp), DIMENSION(:), ALLOCATABLE :: xv !< |
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142 | REAL(wp), DIMENSION(:), ALLOCATABLE :: yv !< |
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143 | REAL(wp), DIMENSION(:), ALLOCATABLE :: zv !< |
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144 | |
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145 | CALL cpu_log( log_point_s(49), 'lpm_set_attributes', 'start' ) |
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146 | |
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147 | ! |
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148 | !-- Set particle color |
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149 | IF ( particle_color == 'absuv' ) THEN |
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150 | |
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151 | ! |
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152 | !-- Set particle color depending on the absolute value of the horizontal |
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153 | !-- velocity |
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154 | DO ip = nxl, nxr |
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155 | DO jp = nys, nyn |
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156 | DO kp = nzb+1, nzt |
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157 | |
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158 | number_of_particles = prt_count(kp,jp,ip) |
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159 | particles => grid_particles(kp,jp,ip)%particles(1:number_of_particles) |
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160 | IF ( number_of_particles <= 0 ) CYCLE |
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161 | start_index = grid_particles(kp,jp,ip)%start_index |
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162 | end_index = grid_particles(kp,jp,ip)%end_index |
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163 | |
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164 | ALLOCATE( u_int(1:number_of_particles), & |
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165 | v_int(1:number_of_particles), & |
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166 | xv(1:number_of_particles), & |
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167 | yv(1:number_of_particles), & |
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168 | zv(1:number_of_particles) ) |
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169 | |
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170 | xv = particles(1:number_of_particles)%x |
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171 | yv = particles(1:number_of_particles)%y |
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172 | zv = particles(1:number_of_particles)%z |
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173 | |
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174 | DO nb = 0,7 |
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175 | |
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176 | i = ip |
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177 | j = jp + block_offset(nb)%j_off |
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178 | k = kp + block_offset(nb)%k_off |
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179 | |
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180 | DO n = start_index(nb), end_index(nb) |
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181 | ! |
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182 | !-- Interpolation of the velocity components in the xy-plane |
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183 | x = xv(n) + ( 0.5_wp - i ) * dx |
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184 | y = yv(n) - j * dy |
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185 | aa = x**2 + y**2 |
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186 | bb = ( dx - x )**2 + y**2 |
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187 | cc = x**2 + ( dy - y )**2 |
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188 | dd = ( dx - x )**2 + ( dy - y )**2 |
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189 | gg = aa + bb + cc + dd |
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190 | |
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191 | u_int_l = ( ( gg - aa ) * u(k,j,i) + ( gg - bb ) * & |
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192 | u(k,j,i+1) + ( gg - cc ) * u(k,j+1,i) + & |
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193 | ( gg - dd ) * u(k,j+1,i+1) & |
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194 | ) / ( 3.0_wp * gg ) - u_gtrans |
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195 | |
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196 | IF ( k+1 == nzt+1 ) THEN |
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197 | u_int(n) = u_int_l |
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198 | ELSE |
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199 | u_int_u = ( ( gg - aa ) * u(k+1,j,i) + ( gg - bb ) * & |
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200 | u(k+1,j,i+1) + ( gg - cc ) * u(k+1,j+1,i) + & |
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201 | ( gg - dd ) * u(k+1,j+1,i+1) & |
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202 | ) / ( 3.0_wp * gg ) - u_gtrans |
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203 | u_int(n) = u_int_l + ( zv(n) - zu(k) ) / dz * & |
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204 | ( u_int_u - u_int_l ) |
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205 | ENDIF |
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206 | |
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207 | ENDDO |
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208 | |
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209 | i = ip + block_offset(nb)%i_off |
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210 | j = jp |
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211 | k = kp + block_offset(nb)%k_off |
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212 | |
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213 | DO n = start_index(nb), end_index(nb) |
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214 | ! |
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215 | !-- Same procedure for interpolation of the v velocity-component |
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216 | x = xv(n) - i * dx |
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217 | y = yv(n) + ( 0.5_wp - j ) * dy |
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218 | aa = x**2 + y**2 |
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219 | bb = ( dx - x )**2 + y**2 |
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220 | cc = x**2 + ( dy - y )**2 |
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221 | dd = ( dx - x )**2 + ( dy - y )**2 |
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222 | gg = aa + bb + cc + dd |
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223 | |
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224 | v_int_l = ( ( gg - aa ) * v(k,j,i) + ( gg - bb ) * & |
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225 | v(k,j,i+1) + ( gg - cc ) * v(k,j+1,i) + & |
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226 | ( gg - dd ) * v(k,j+1,i+1) & |
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227 | ) / ( 3.0_wp * gg ) - v_gtrans |
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228 | |
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229 | IF ( k+1 == nzt+1 ) THEN |
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230 | v_int(n) = v_int_l |
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231 | ELSE |
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232 | v_int_u = ( ( gg - aa ) * v(k+1,j,i) + ( gg - bb ) * & |
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233 | v(k+1,j,i+1) + ( gg - cc ) * v(k+1,j+1,i) + & |
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234 | ( gg - dd ) * v(k+1,j+1,i+1) & |
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235 | ) / ( 3.0_wp * gg ) - v_gtrans |
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236 | v_int(n) = v_int_l + ( zv(n) - zu(k) ) / dz * & |
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237 | ( v_int_u - v_int_l ) |
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238 | ENDIF |
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239 | |
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240 | ENDDO |
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241 | |
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242 | ENDDO |
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243 | |
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244 | DO n = 1, number_of_particles |
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245 | |
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246 | absuv = SQRT( u_int(n)**2 + v_int(n)**2 ) |
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247 | |
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248 | ! |
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249 | !-- Limit values by the given interval and normalize to |
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250 | !-- interval [0,1] |
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251 | absuv = MIN( absuv, color_interval(2) ) |
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252 | absuv = MAX( absuv, color_interval(1) ) |
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253 | |
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254 | absuv = ( absuv - color_interval(1) ) / & |
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255 | ( color_interval(2) - color_interval(1) ) |
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256 | |
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257 | ! |
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258 | !-- Number of available colors is defined in init_dvrp |
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259 | particles(n)%class = 1 + absuv * & |
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260 | ( dvrp_colortable_entries_prt - 1 ) |
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261 | |
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262 | ENDDO |
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263 | |
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264 | DEALLOCATE( u_int, v_int, xv, yv, zv ) |
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265 | |
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266 | ENDDO |
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267 | ENDDO |
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268 | ENDDO |
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269 | |
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270 | ELSEIF ( particle_color == 'pt*' ) THEN |
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271 | ! |
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272 | !-- Set particle color depending on the resolved scale temperature |
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273 | !-- fluctuation. |
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274 | !-- First, calculate the horizontal average of the potential temperature |
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275 | !-- (This is also done in flow_statistics, but flow_statistics is called |
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276 | !-- after this routine.) |
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277 | sums_l(:,4,0) = 0.0_wp |
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278 | DO i = nxl, nxr |
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279 | DO j = nys, nyn |
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280 | DO k = nzb, nzt+1 |
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281 | sums_l(k,4,0) = sums_l(k,4,0) + pt(k,j,i) |
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282 | ENDDO |
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283 | ENDDO |
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284 | ENDDO |
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285 | |
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286 | #if defined( __parallel ) |
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287 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
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288 | CALL MPI_ALLREDUCE( sums_l(nzb,4,0), sums(nzb,4), nzt+2-nzb, & |
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289 | MPI_REAL, MPI_SUM, comm2d, ierr ) |
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290 | #else |
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291 | sums(:,4) = sums_l(:,4,0) |
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292 | #endif |
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293 | sums(:,4) = sums(:,4) / ngp_2dh(0) |
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294 | |
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295 | DO ip = nxl, nxr |
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296 | DO jp = nys, nyn |
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297 | DO kp = nzb+1, nzt |
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298 | |
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299 | number_of_particles = prt_count(kp,jp,ip) |
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300 | particles => grid_particles(kp,jp,ip)%particles(1:number_of_particles) |
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301 | IF ( number_of_particles <= 0 ) CYCLE |
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302 | start_index = grid_particles(kp,jp,ip)%start_index |
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303 | end_index = grid_particles(kp,jp,ip)%end_index |
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304 | |
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305 | ALLOCATE( xv(1:number_of_particles), & |
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306 | yv(1:number_of_particles), & |
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307 | zv(1:number_of_particles) ) |
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308 | |
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309 | xv = particles(1:number_of_particles)%x |
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310 | yv = particles(1:number_of_particles)%y |
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311 | zv = particles(1:number_of_particles)%z |
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312 | |
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313 | DO nb = 0,7 |
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314 | |
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315 | i = ip + block_offset(nb)%i_off |
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316 | j = jp + block_offset(nb)%j_off |
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317 | k = kp + block_offset(nb)%k_off |
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318 | |
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319 | DO n = start_index(nb), end_index(nb) |
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320 | ! |
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321 | !-- Interpolate temperature to the current particle position |
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322 | x = xv(n) - i * dx |
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323 | y = yv(n) - j * dy |
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324 | aa = x**2 + y**2 |
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325 | bb = ( dx - x )**2 + y**2 |
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326 | cc = x**2 + ( dy - y )**2 |
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327 | dd = ( dx - x )**2 + ( dy - y )**2 |
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328 | gg = aa + bb + cc + dd |
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329 | |
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330 | pt_int_l = ( ( gg - aa ) * pt(k,j,i) + ( gg - bb ) * & |
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331 | pt(k,j,i+1) + ( gg - cc ) * pt(k,j+1,i) + & |
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332 | ( gg - dd ) * pt(k,j+1,i+1) & |
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333 | ) / ( 3.0_wp * gg ) - sums(k,4) |
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334 | |
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335 | pt_int_u = ( ( gg - aa ) * pt(k+1,j,i) + ( gg - bb ) * & |
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336 | pt(k+1,j,i+1) + ( gg - cc ) * pt(k+1,j+1,i) + & |
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337 | ( gg - dd ) * pt(k+1,j+1,i+1) & |
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338 | ) / ( 3.0_wp * gg ) - sums(k,4) |
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339 | |
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340 | pt_int = pt_int_l + ( zv(n) - zu(k) ) / dz * & |
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341 | ( pt_int_u - pt_int_l ) |
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342 | |
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343 | ! |
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344 | !-- Limit values by the given interval and normalize to |
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345 | !-- interval [0,1] |
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346 | pt_int = MIN( pt_int, color_interval(2) ) |
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347 | pt_int = MAX( pt_int, color_interval(1) ) |
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348 | |
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349 | pt_int = ( pt_int - color_interval(1) ) / & |
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350 | ( color_interval(2) - color_interval(1) ) |
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351 | |
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352 | ! |
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353 | !-- Number of available colors is defined in init_dvrp |
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354 | particles(n)%class = 1 + pt_int * & |
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355 | ( dvrp_colortable_entries_prt - 1 ) |
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356 | |
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357 | ENDDO |
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358 | ENDDO |
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359 | |
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360 | DEALLOCATE( xv, yv, zv ) |
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361 | |
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362 | ENDDO |
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363 | ENDDO |
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364 | ENDDO |
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365 | |
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366 | ELSEIF ( particle_color == 'z' ) THEN |
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367 | ! |
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368 | !-- Set particle color depending on the height above the bottom |
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369 | !-- boundary (z=0) |
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370 | DO ip = nxl, nxr |
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371 | DO jp = nys, nyn |
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372 | DO kp = nzb+1, nzt |
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373 | |
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374 | number_of_particles = prt_count(kp,jp,ip) |
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375 | particles => grid_particles(kp,jp,ip)%particles(1:number_of_particles) |
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376 | IF ( number_of_particles <= 0 ) CYCLE |
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377 | DO n = 1, number_of_particles |
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378 | |
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379 | height = particles(n)%z |
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380 | ! |
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381 | !-- Limit values by the given interval and normalize to |
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382 | !-- interval [0,1] |
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383 | height = MIN( height, color_interval(2) ) |
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384 | height = MAX( height, color_interval(1) ) |
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385 | |
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386 | height = ( height - color_interval(1) ) / & |
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387 | ( color_interval(2) - color_interval(1) ) |
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388 | |
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389 | ! |
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390 | !-- Number of available colors is defined in init_dvrp |
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391 | particles(n)%class = 1 + height * & |
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392 | ( dvrp_colortable_entries_prt - 1 ) |
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393 | |
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394 | ENDDO |
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395 | |
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396 | ENDDO |
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397 | ENDDO |
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398 | ENDDO |
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399 | |
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400 | ENDIF |
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401 | |
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402 | CALL cpu_log( log_point_s(49), 'lpm_set_attributes', 'stop' ) |
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403 | |
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404 | |
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405 | END SUBROUTINE lpm_set_attributes |
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