[1682] | 1 | !> @file lpm_read_restart_file.f90 |
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[2000] | 2 | !------------------------------------------------------------------------------! |
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[1036] | 3 | ! This file is part of PALM. |
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| 4 | ! |
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[2000] | 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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[1036] | 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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[1818] | 17 | ! Copyright 1997-2016 Leibniz Universitaet Hannover |
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[2000] | 18 | !------------------------------------------------------------------------------! |
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[1036] | 19 | ! |
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[849] | 20 | ! Current revisions: |
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| 21 | ! ------------------ |
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[2000] | 22 | ! Forced header and separation lines into 80 columns |
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[1360] | 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 2000 2016-08-20 18:09:15Z knoop $ |
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| 27 | ! |
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[1823] | 28 | ! 1822 2016-04-07 07:49:42Z hoffmann |
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| 29 | ! Tails removed. Unused variables removed. |
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| 30 | ! |
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[1683] | 31 | ! 1682 2015-10-07 23:56:08Z knoop |
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| 32 | ! Code annotations made doxygen readable |
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| 33 | ! |
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[1360] | 34 | ! 1359 2014-04-11 17:15:14Z hoffmann |
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| 35 | ! New particle structure integrated. |
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| 36 | ! |
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[1321] | 37 | ! 1320 2014-03-20 08:40:49Z raasch |
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| 38 | ! ONLY-attribute added to USE-statements, |
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| 39 | ! comment fields (!:) to be used for variable explanations added to |
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| 40 | ! all variable declaration statements |
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| 41 | ! |
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[1037] | 42 | ! 1036 2012-10-22 13:43:42Z raasch |
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| 43 | ! code put under GPL (PALM 3.9) |
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| 44 | ! |
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[850] | 45 | ! 849 2012-03-15 10:35:09Z raasch |
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| 46 | ! initial revision (former part of init_particles) |
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[849] | 47 | ! |
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[850] | 48 | ! |
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[849] | 49 | ! Description: |
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| 50 | ! ------------ |
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[1682] | 51 | !> Read particle data from the restart file. |
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[849] | 52 | !------------------------------------------------------------------------------! |
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[1682] | 53 | SUBROUTINE lpm_read_restart_file |
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| 54 | |
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[849] | 55 | |
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[1320] | 56 | USE control_parameters, & |
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| 57 | ONLY: message_string |
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| 58 | |
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| 59 | USE indices, & |
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[1822] | 60 | ONLY: nxl, nxlg, nxr, nxrg, nyn, nyng, nys, nysg, nzb, nzt |
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[1320] | 61 | |
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[1359] | 62 | USE kinds |
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| 63 | |
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| 64 | USE lpm_pack_arrays_mod, & |
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| 65 | ONLY: lpm_pack_all_arrays |
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| 66 | |
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[1320] | 67 | USE particle_attributes, & |
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[1359] | 68 | ONLY: alloc_factor, bc_par_b, bc_par_lr, bc_par_ns, bc_par_t, & |
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| 69 | grid_particles, maximum_number_of_particles, & |
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[1822] | 70 | min_nr_particle, number_of_particles, number_of_particle_groups,& |
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| 71 | particle_groups, particle_type, prt_count, time_prel, & |
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| 72 | time_write_particle_data, uniform_particles, zero_particle |
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[1320] | 73 | |
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[849] | 74 | USE pegrid |
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| 75 | |
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| 76 | IMPLICIT NONE |
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| 77 | |
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[1682] | 78 | CHARACTER (LEN=10) :: particle_binary_version !< |
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| 79 | CHARACTER (LEN=10) :: version_on_file !< |
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[849] | 80 | |
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[1682] | 81 | INTEGER(iwp) :: alloc_size !< |
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| 82 | INTEGER(iwp) :: ip !< |
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| 83 | INTEGER(iwp) :: jp !< |
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| 84 | INTEGER(iwp) :: kp !< |
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[1359] | 85 | |
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[1682] | 86 | TYPE(particle_type), DIMENSION(:), ALLOCATABLE :: tmp_particles !< |
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[1359] | 87 | |
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[849] | 88 | ! |
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| 89 | !-- Read particle data from previous model run. |
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| 90 | !-- First open the input unit. |
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| 91 | IF ( myid_char == '' ) THEN |
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| 92 | OPEN ( 90, FILE='PARTICLE_RESTART_DATA_IN'//myid_char, & |
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| 93 | FORM='UNFORMATTED' ) |
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| 94 | ELSE |
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| 95 | OPEN ( 90, FILE='PARTICLE_RESTART_DATA_IN/'//myid_char, & |
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| 96 | FORM='UNFORMATTED' ) |
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| 97 | ENDIF |
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| 98 | |
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| 99 | ! |
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| 100 | !-- First compare the version numbers |
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| 101 | READ ( 90 ) version_on_file |
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[1822] | 102 | particle_binary_version = '4.0' |
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[849] | 103 | IF ( TRIM( version_on_file ) /= TRIM( particle_binary_version ) ) THEN |
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| 104 | message_string = 'version mismatch concerning data from prior ' // & |
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| 105 | 'run &version on file = "' // & |
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| 106 | TRIM( version_on_file ) // & |
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| 107 | '&version in program = "' // & |
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| 108 | TRIM( particle_binary_version ) // '"' |
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| 109 | CALL message( 'lpm_read_restart_file', 'PA0214', 1, 2, 0, 6, 0 ) |
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| 110 | ENDIF |
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| 111 | |
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| 112 | ! |
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[1359] | 113 | !-- If less particles are stored on the restart file than prescribed by |
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| 114 | !-- min_nr_particle, the remainder is initialized by zero_particle to avoid |
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| 115 | !-- errors. |
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| 116 | zero_particle = particle_type( 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, & |
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| 117 | 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, & |
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| 118 | 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, & |
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| 119 | 0.0_wp, 0.0_wp, 0.0_wp, 0.0_wp, 0, 0, 0, & |
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| 120 | 0, .FALSE., -1) |
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| 121 | ! |
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[849] | 122 | !-- Read some particle parameters and the size of the particle arrays, |
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| 123 | !-- allocate them and read their contents. |
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| 124 | READ ( 90 ) bc_par_b, bc_par_lr, bc_par_ns, bc_par_t, & |
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[1822] | 125 | number_of_particle_groups, particle_groups, time_prel, & |
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| 126 | time_write_particle_data, uniform_particles |
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[849] | 127 | |
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[1359] | 128 | ALLOCATE( prt_count(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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| 129 | grid_particles(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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[849] | 130 | |
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[1359] | 131 | READ ( 90 ) prt_count |
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[849] | 132 | |
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[1359] | 133 | maximum_number_of_particles = 0 |
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| 134 | DO ip = nxl, nxr |
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| 135 | DO jp = nys, nyn |
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| 136 | DO kp = nzb+1, nzt |
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[849] | 137 | |
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[1359] | 138 | number_of_particles = prt_count(kp,jp,ip) |
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| 139 | IF ( number_of_particles > 0 ) THEN |
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| 140 | alloc_size = MAX( INT( number_of_particles * & |
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| 141 | ( 1.0_wp + alloc_factor / 100.0_wp ) ), & |
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| 142 | min_nr_particle ) |
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| 143 | ELSE |
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| 144 | alloc_size = min_nr_particle |
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| 145 | ENDIF |
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[849] | 146 | |
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[1359] | 147 | ALLOCATE( grid_particles(kp,jp,ip)%particles(1:alloc_size) ) |
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[849] | 148 | |
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[1359] | 149 | IF ( number_of_particles > 0 ) THEN |
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| 150 | ALLOCATE( tmp_particles(1:number_of_particles) ) |
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| 151 | READ ( 90 ) tmp_particles |
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| 152 | grid_particles(kp,jp,ip)%particles(1:number_of_particles) = tmp_particles |
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| 153 | DEALLOCATE( tmp_particles ) |
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| 154 | IF ( number_of_particles < alloc_size ) THEN |
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| 155 | grid_particles(kp,jp,ip)%particles(number_of_particles+1:alloc_size) & |
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| 156 | = zero_particle |
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| 157 | ENDIF |
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| 158 | ELSE |
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| 159 | grid_particles(kp,jp,ip)%particles(1:alloc_size) = zero_particle |
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| 160 | ENDIF |
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[849] | 161 | |
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[1359] | 162 | maximum_number_of_particles = maximum_number_of_particles + alloc_size |
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[849] | 163 | |
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[1359] | 164 | ENDDO |
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| 165 | ENDDO |
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| 166 | ENDDO |
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[849] | 167 | |
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| 168 | CLOSE ( 90 ) |
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[1359] | 169 | ! |
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| 170 | !-- Must be called to sort particles into blocks, which is needed for a fast |
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| 171 | !-- interpolation of the LES fields on the particle position. |
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| 172 | CALL lpm_pack_all_arrays |
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[849] | 173 | |
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| 174 | |
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| 175 | END SUBROUTINE lpm_read_restart_file |
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