[849] | 1 | SUBROUTINE lpm_read_restart_file |
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| 2 | |
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[1036] | 3 | !--------------------------------------------------------------------------------! |
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| 4 | ! This file is part of PALM. |
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| 5 | ! |
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| 6 | ! PALM is free software: you can redistribute it and/or modify it under the terms |
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| 7 | ! of the GNU General Public License as published by the Free Software Foundation, |
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| 8 | ! either version 3 of the License, or (at your option) any later 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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[1310] | 17 | ! Copyright 1997-2014 Leibniz Universitaet Hannover |
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[1036] | 18 | !--------------------------------------------------------------------------------! |
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| 19 | ! |
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[849] | 20 | ! Current revisions: |
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| 21 | ! ------------------ |
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[1360] | 22 | ! |
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| 23 | ! |
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[849] | 24 | ! Former revisions: |
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| 25 | ! ----------------- |
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| 26 | ! $Id: lpm_read_restart_file.f90 1360 2014-04-11 17:20:32Z hoffmann $ |
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| 27 | ! |
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[1360] | 28 | ! 1359 2014-04-11 17:15:14Z hoffmann |
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| 29 | ! New particle structure integrated. |
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| 30 | ! |
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[1321] | 31 | ! 1320 2014-03-20 08:40:49Z raasch |
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| 32 | ! ONLY-attribute added to USE-statements, |
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| 33 | ! comment fields (!:) to be used for variable explanations added to |
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| 34 | ! all variable declaration statements |
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| 35 | ! |
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[1037] | 36 | ! 1036 2012-10-22 13:43:42Z raasch |
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| 37 | ! code put under GPL (PALM 3.9) |
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| 38 | ! |
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[850] | 39 | ! 849 2012-03-15 10:35:09Z raasch |
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| 40 | ! initial revision (former part of init_particles) |
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[849] | 41 | ! |
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[850] | 42 | ! |
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[849] | 43 | ! Description: |
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| 44 | ! ------------ |
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| 45 | ! Read particle data from the restart file. |
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| 46 | !------------------------------------------------------------------------------! |
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| 47 | |
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[1320] | 48 | USE control_parameters, & |
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| 49 | ONLY: message_string |
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| 50 | |
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| 51 | USE indices, & |
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| 52 | ONLY: nx, nxl, nxlg, nxr, nxrg, ny, nyn, nyng, nys, nysg, nz, nzb, nzt |
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| 53 | |
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[1359] | 54 | USE kinds |
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| 55 | |
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| 56 | USE lpm_pack_arrays_mod, & |
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| 57 | ONLY: lpm_pack_all_arrays |
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| 58 | |
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[1320] | 59 | USE particle_attributes, & |
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[1359] | 60 | ONLY: alloc_factor, bc_par_b, bc_par_lr, bc_par_ns, bc_par_t, & |
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| 61 | grid_particles, maximum_number_of_particles, & |
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[1320] | 62 | maximum_number_of_tailpoints, maximum_number_of_tails, & |
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[1359] | 63 | min_nr_particle, new_tail_id, number_of_particles, & |
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| 64 | number_of_particle_groups, number_of_tails, particles, & |
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| 65 | particle_groups, particle_tail_coordinates, particle_type, & |
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| 66 | prt_count, sort_count, tail_mask, time_prel, & |
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| 67 | time_write_particle_data, uniform_particles, & |
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| 68 | use_particle_tails, zero_particle |
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[1320] | 69 | |
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[849] | 70 | USE pegrid |
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| 71 | |
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| 72 | IMPLICIT NONE |
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| 73 | |
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[1320] | 74 | CHARACTER (LEN=10) :: particle_binary_version !: |
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| 75 | CHARACTER (LEN=10) :: version_on_file !: |
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[849] | 76 | |
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[1359] | 77 | INTEGER(iwp) :: alloc_size !: |
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| 78 | INTEGER(iwp) :: ip !: |
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| 79 | INTEGER(iwp) :: jp !: |
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| 80 | INTEGER(iwp) :: kp !: |
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| 81 | |
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| 82 | TYPE(particle_type), DIMENSION(:), ALLOCATABLE :: tmp_particles !: |
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| 83 | |
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[849] | 84 | ! |
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| 85 | !-- Read particle data from previous model run. |
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| 86 | !-- First open the input unit. |
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| 87 | IF ( myid_char == '' ) THEN |
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| 88 | OPEN ( 90, FILE='PARTICLE_RESTART_DATA_IN'//myid_char, & |
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| 89 | FORM='UNFORMATTED' ) |
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| 90 | ELSE |
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| 91 | OPEN ( 90, FILE='PARTICLE_RESTART_DATA_IN/'//myid_char, & |
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| 92 | FORM='UNFORMATTED' ) |
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| 93 | ENDIF |
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| 94 | |
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| 95 | ! |
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| 96 | !-- First compare the version numbers |
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| 97 | READ ( 90 ) version_on_file |
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[1359] | 98 | particle_binary_version = '3.2' |
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[849] | 99 | IF ( TRIM( version_on_file ) /= TRIM( particle_binary_version ) ) THEN |
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| 100 | message_string = 'version mismatch concerning data from prior ' // & |
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| 101 | 'run &version on file = "' // & |
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| 102 | TRIM( version_on_file ) // & |
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| 103 | '&version in program = "' // & |
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| 104 | TRIM( particle_binary_version ) // '"' |
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| 105 | CALL message( 'lpm_read_restart_file', 'PA0214', 1, 2, 0, 6, 0 ) |
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| 106 | ENDIF |
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| 107 | |
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| 108 | ! |
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[1359] | 109 | !-- If less particles are stored on the restart file than prescribed by |
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| 110 | !-- min_nr_particle, the remainder is initialized by zero_particle to avoid |
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| 111 | !-- errors. |
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| 112 | #if defined( __twocachelines ) |
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| 113 | zero_particle = particle_type( 0.0_wp, 0.0_sp, 0.0_sp, 0.0_sp, 0.0_sp, & |
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| 114 | 0.0_sp, 0.0_sp, 0.0_wp, 0.0_wp, 0.0_wp, & |
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| 115 | 0, .FALSE., 0.0_wp, 0.0_wp, 0.0_wp, & |
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| 116 | 0.0_sp, 0.0_sp, 0.0_sp, 0.0_sp, 0.0_sp, & |
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| 117 | 0.0_sp, 0, 0, 0, -1) |
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| 118 | #else |
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| 119 | zero_particle = particle_type( 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, & |
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| 120 | 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, & |
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| 121 | 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, & |
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| 122 | 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, 0, 0, 0, & |
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| 123 | 0, .FALSE., -1) |
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| 124 | #endif |
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| 125 | |
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| 126 | ! |
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[849] | 127 | !-- Read some particle parameters and the size of the particle arrays, |
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| 128 | !-- allocate them and read their contents. |
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| 129 | READ ( 90 ) bc_par_b, bc_par_lr, bc_par_ns, bc_par_t, & |
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[1359] | 130 | maximum_number_of_tailpoints, maximum_number_of_tails, & |
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| 131 | number_of_particle_groups, number_of_tails, & |
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| 132 | particle_groups, time_prel, time_write_particle_data, & |
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| 133 | uniform_particles |
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[849] | 134 | |
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[1359] | 135 | ALLOCATE( prt_count(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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| 136 | grid_particles(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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[849] | 137 | |
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[1359] | 138 | READ ( 90 ) prt_count |
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[849] | 139 | |
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[1359] | 140 | maximum_number_of_particles = 0 |
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| 141 | DO ip = nxl, nxr |
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| 142 | DO jp = nys, nyn |
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| 143 | DO kp = nzb+1, nzt |
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[849] | 144 | |
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[1359] | 145 | number_of_particles = prt_count(kp,jp,ip) |
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| 146 | IF ( number_of_particles > 0 ) THEN |
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| 147 | alloc_size = MAX( INT( number_of_particles * & |
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| 148 | ( 1.0_wp + alloc_factor / 100.0_wp ) ), & |
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| 149 | min_nr_particle ) |
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| 150 | ELSE |
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| 151 | alloc_size = min_nr_particle |
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| 152 | ENDIF |
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[849] | 153 | |
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[1359] | 154 | ALLOCATE( grid_particles(kp,jp,ip)%particles(1:alloc_size) ) |
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[849] | 155 | |
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[1359] | 156 | IF ( number_of_particles > 0 ) THEN |
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| 157 | ALLOCATE( tmp_particles(1:number_of_particles) ) |
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| 158 | READ ( 90 ) tmp_particles |
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| 159 | grid_particles(kp,jp,ip)%particles(1:number_of_particles) = tmp_particles |
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| 160 | DEALLOCATE( tmp_particles ) |
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| 161 | IF ( number_of_particles < alloc_size ) THEN |
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| 162 | grid_particles(kp,jp,ip)%particles(number_of_particles+1:alloc_size) & |
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| 163 | = zero_particle |
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| 164 | ENDIF |
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| 165 | ELSE |
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| 166 | grid_particles(kp,jp,ip)%particles(1:alloc_size) = zero_particle |
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| 167 | ENDIF |
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[849] | 168 | |
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[1359] | 169 | maximum_number_of_particles = maximum_number_of_particles + alloc_size |
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[849] | 170 | |
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[1359] | 171 | ENDDO |
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| 172 | ENDDO |
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| 173 | ENDDO |
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[849] | 174 | |
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[1359] | 175 | ! |
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| 176 | !-- particle tails currently not available |
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| 177 | ! IF ( use_particle_tails ) THEN |
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| 178 | ! ALLOCATE( particle_tail_coordinates(maximum_number_of_tailpoints,5, & |
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| 179 | ! maximum_number_of_tails), & |
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| 180 | ! new_tail_id(maximum_number_of_tails), & |
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| 181 | ! tail_mask(maximum_number_of_tails) ) |
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| 182 | ! READ ( 90 ) particle_tail_coordinates |
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| 183 | ! ENDIF |
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| 184 | |
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[849] | 185 | CLOSE ( 90 ) |
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[1359] | 186 | ! |
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| 187 | !-- Must be called to sort particles into blocks, which is needed for a fast |
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| 188 | !-- interpolation of the LES fields on the particle position. |
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| 189 | CALL lpm_pack_all_arrays |
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[849] | 190 | |
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| 191 | |
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| 192 | END SUBROUTINE lpm_read_restart_file |
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