1 | PROGRAM read_prt_data |
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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 |
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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 1997-2018 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: read_prt_data.f90 2696 2017-12-14 17:12:51Z kanani $ |
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27 | ! Adapted for changed particle attributes |
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28 | ! |
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29 | ! 2696 2017-12-14 17:12:51Z kanani |
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30 | ! Corrected "Former revisions" section |
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31 | ! |
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32 | ! 2696 2017-12-14 17:12:51Z kanani |
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33 | ! Change in file header (GPL part) |
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34 | ! |
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35 | ! 2123 2017-01-18 12:49:59Z hoffmann |
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36 | ! Particle variables renamed: tailpoints, tail_id, and dvrp_psize to id1, id2, |
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37 | ! and user |
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38 | ! |
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39 | ! 1771 2016-02-29 10:57:56Z hoffmann |
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40 | ! Initial revision. |
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41 | ! |
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42 | ! Description: |
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43 | ! ------------ |
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44 | ! This routine reads the particle data generated by PALM, and enables user |
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45 | ! analysis. Compile and execute this program in the folder where your particle |
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46 | ! data (_000000, _000001, ...) is stored. |
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47 | !------------------------------------------------------------------------------! |
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48 | |
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49 | IMPLICIT NONE |
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50 | |
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51 | CHARACTER(LEN=7) :: i_proc_char |
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52 | CHARACTER (LEN=80) :: rtext |
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53 | CHARACTER (LEN=110) :: run_description_header |
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54 | |
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55 | REAL(KIND=8) :: simulated_time |
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56 | INTEGER :: ip, i_proc=0, i_proc_end, jp, kp, & |
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57 | max_number_of_particle_groups, number_of_particles, & |
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58 | number_of_particle_groups, n, nxl, & |
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59 | nxr, nys, nyn, nzb, nzt, nbgp, status |
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60 | |
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61 | INTEGER, DIMENSION(:,:,:), ALLOCATABLE :: prt_count |
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62 | |
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63 | TYPE particle_type |
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64 | SEQUENCE |
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65 | REAL(KIND=8) :: aux1 !< auxiliary multi-purpose feature |
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66 | REAL(KIND=8) :: aux2 !< auxiliary multi-purpose feature |
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67 | REAL(KIND=8) :: radius !< radius of particle |
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68 | REAL(KIND=8) :: age !< age of particle |
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69 | REAL(KIND=8) :: age_m !< |
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70 | REAL(KIND=8) :: dt_sum !< |
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71 | REAL(KIND=8) :: e_m !< interpolated sgs tke |
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72 | REAL(KIND=8) :: origin_x !< origin x-position of particle (changed cyclic bc) |
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73 | REAL(KIND=8) :: origin_y !< origin y-position of particle (changed cyclic bc) |
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74 | REAL(KIND=8) :: origin_z !< origin z-position of particle (changed cyclic bc) |
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75 | REAL(KIND=8) :: rvar1 !< |
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76 | REAL(KIND=8) :: rvar2 !< |
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77 | REAL(KIND=8) :: rvar3 !< |
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78 | REAL(KIND=8) :: speed_x !< speed of particle in x |
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79 | REAL(KIND=8) :: speed_y !< speed of particle in y |
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80 | REAL(KIND=8) :: speed_z !< speed of particle in z |
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81 | REAL(KIND=8) :: weight_factor !< weighting factor |
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82 | REAL(KIND=8) :: x !< x-position |
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83 | REAL(KIND=8) :: y !< y-position |
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84 | REAL(KIND=8) :: z !< z-position |
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85 | INTEGER(KIND=4) :: class !< radius class needed for collision |
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86 | INTEGER(KIND=4) :: group !< number of particle group |
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87 | INTEGER(KIND=8) :: id !< particle ID (64 bit integer) |
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88 | LOGICAL :: particle_mask !< if this parameter is set to false the particle will be deleted |
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89 | INTEGER(KIND=4) :: block_nr !< number for sorting (removable?) |
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90 | END TYPE particle_type |
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91 | |
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92 | |
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93 | TYPE(particle_type), DIMENSION(:), ALLOCATABLE :: particles_temp |
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94 | TYPE(particle_type), DIMENSION(:), POINTER :: particles |
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95 | |
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96 | TYPE grid_particle_def |
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97 | TYPE(particle_type), DIMENSION(:), ALLOCATABLE :: particles |
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98 | END TYPE grid_particle_def |
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99 | |
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100 | TYPE(grid_particle_def), DIMENSION(:,:,:), ALLOCATABLE, TARGET :: grid_particles |
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101 | |
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102 | TYPE particle_groups_type |
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103 | SEQUENCE |
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104 | REAL(KIND=8) :: density_ratio, radius, exp_arg, exp_term |
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105 | END TYPE particle_groups_type |
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106 | |
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107 | TYPE(particle_groups_type), DIMENSION(:), ALLOCATABLE :: particle_groups |
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108 | |
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109 | LOGICAL :: found |
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110 | ! |
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111 | !-- Check if file from PE0 exists and terminate program if it doesn't. |
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112 | WRITE (i_proc_char,'(''_'',I6.6)') i_proc |
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113 | INQUIRE ( FILE=i_proc_char, EXIST=found ) |
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114 | ! |
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115 | !-- Estimate the number of files (equal to the number of PEs which |
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116 | !-- have been used in PALM) |
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117 | DO WHILE ( found ) |
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118 | OPEN ( 85, FILE=i_proc_char, FORM='UNFORMATTED' ) |
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119 | i_proc = i_proc + 1 |
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120 | WRITE (i_proc_char,'(''_'',I6.6)') i_proc |
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121 | INQUIRE ( FILE=i_proc_char, EXIST=found ) |
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122 | CLOSE( 85 ) |
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123 | ENDDO |
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124 | ! |
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125 | !-- Info-output |
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126 | PRINT*, '' |
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127 | PRINT*, '*** read_prt ***' |
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128 | IF ( i_proc /= 0 ) THEN |
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129 | PRINT*, '***', i_proc, ' file(s) found' |
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130 | ELSE |
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131 | PRINT*, '+++ file _000000 not found' |
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132 | PRINT*, ' program terminated' |
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133 | STOP |
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134 | ENDIF |
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135 | ! |
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136 | !-- Set number of files and opens them sequentially |
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137 | i_proc_end = i_proc-1 |
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138 | |
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139 | DO i_proc = 0, i_proc_end |
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140 | ! |
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141 | !-- Open particle data file for each process |
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142 | WRITE (i_proc_char,'(''_'',I6.6)') i_proc |
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143 | OPEN ( 85, FILE=i_proc_char, FORM='UNFORMATTED' ) |
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144 | ! |
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145 | !-- Read general description of file and inform user |
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146 | READ ( 85 ) run_description_header |
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147 | READ ( 85 ) rtext |
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148 | IF ( i_proc == 0 ) THEN |
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149 | PRINT*, ' ' |
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150 | PRINT*, '*** data description header:' |
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151 | PRINT*, '*** ', run_description_header |
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152 | PRINT*, '*** ', rtext |
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153 | PRINT*, ' ' |
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154 | ENDIF |
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155 | PRINT*, '*** data of file', i_proc, 'is analysed' |
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156 | READ ( 85 ) number_of_particle_groups, max_number_of_particle_groups |
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157 | |
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158 | IF ( .NOT. ALLOCATED(particle_groups) ) THEN |
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159 | ALLOCATE( particle_groups(max_number_of_particle_groups) ) |
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160 | ENDIF |
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161 | |
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162 | READ ( 85 ) particle_groups |
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163 | READ ( 85 ) nxl, nxr, nys, nyn, nzb, nzt, nbgp |
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164 | |
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165 | IF ( ALLOCATED(prt_count) .OR. ALLOCATED(grid_particles) ) THEN |
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166 | DEALLOCATE( prt_count, grid_particles ) |
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167 | ENDIF |
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168 | |
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169 | ALLOCATE( prt_count(nzb:nzt+1,nys-nbgp:nyn+nbgp,nxl-nbgp:nxr+nbgp), & |
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170 | grid_particles(nzb+1:nzt,nys:nyn,nxl:nxr) ) |
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171 | |
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172 | ! |
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173 | !-- Start individual time loop |
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174 | DO |
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175 | READ( 85, IOSTAT=status) simulated_time |
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176 | IF ( status < 0 ) THEN |
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177 | PRINT*, '*** end of file reached' |
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178 | EXIT |
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179 | ENDIF |
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180 | PRINT*, '*** time of analyzed data set:', simulated_time |
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181 | |
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182 | READ ( 85 ) prt_count |
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183 | |
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184 | DO ip = nxl, nxr |
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185 | DO jp = nys, nyn |
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186 | DO kp = nzb+1, nzt |
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187 | number_of_particles = prt_count(kp,jp,ip) |
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188 | IF ( number_of_particles <= 0 ) CYCLE |
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189 | ALLOCATE( grid_particles(kp,jp,ip)%particles(1:number_of_particles) ) |
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190 | ALLOCATE( particles_temp(1:number_of_particles) ) |
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191 | READ ( 85 ) particles_temp |
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192 | grid_particles(kp,jp,ip)%particles = particles_temp |
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193 | DEALLOCATE( particles_temp ) |
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194 | ENDDO |
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195 | ENDDO |
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196 | ENDDO |
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197 | ! |
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198 | !-- This part can be used for user analysis |
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199 | DO ip = nxl, nxr |
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200 | DO jp = nys, nyn |
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201 | DO kp = nzb+1, nzt |
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202 | number_of_particles = prt_count(kp,jp,ip) |
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203 | IF ( number_of_particles <= 0 ) CYCLE |
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204 | particles => grid_particles(kp,jp,ip)%particles |
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205 | ! |
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206 | !-- Add your analysis here |
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207 | ! DO n = 1, number_of_particles |
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208 | ! |
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209 | ! ENDDO |
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210 | |
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211 | ENDDO |
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212 | ENDDO |
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213 | ENDDO |
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214 | ! |
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215 | !-- Deallocate grid_particles%particles in case of more than one timestep |
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216 | DO ip = nxl, nxr |
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217 | DO jp = nys, nyn |
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218 | DO kp = nzb+1, nzt |
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219 | number_of_particles = prt_count(kp,jp,ip) |
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220 | IF ( number_of_particles <= 0 ) CYCLE |
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221 | DEALLOCATE( grid_particles(kp,jp,ip)%particles ) |
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222 | ENDDO |
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223 | ENDDO |
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224 | ENDDO |
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225 | |
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226 | ENDDO ! end of time loop |
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227 | |
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228 | CLOSE( 85 ) |
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229 | |
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230 | ENDDO ! end of file loop |
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231 | |
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232 | END PROGRAM read_prt_data |
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