1 | !> @file user_init_plant_canopy.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: user_init_plant_canopy.f90 2101 2017-01-05 16:42:31Z suehring $ |
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27 | ! |
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28 | ! 2000 2016-08-20 18:09:15Z knoop |
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29 | ! Forced header and separation lines into 80 columns |
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30 | ! |
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31 | ! 1951 2016-06-20 10:05:12Z suehring |
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32 | ! Bugfix in example initialization |
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33 | ! |
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34 | ! 1682 2015-10-07 23:56:08Z knoop |
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35 | ! Code annotations made doxygen readable |
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36 | ! |
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37 | ! 1484 2014-10-21 10:53:05Z kanani |
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38 | ! Changes in the course of the canopy-model modularization: |
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39 | ! module plant_canopy_model_mod added, |
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40 | ! definition of array cdc (canopy drag coefficient) removed, since it is now |
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41 | ! defined purely as a single constant value (see module plant_canopy_model) |
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42 | ! |
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43 | ! 1353 2014-04-08 15:21:23Z heinze |
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44 | ! REAL constants provided with KIND-attribute |
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45 | ! |
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46 | ! 1320 2014-03-20 08:40:49Z raasch |
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47 | ! kind-parameters added to all INTEGER and REAL declaration statements, |
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48 | ! kinds are defined in new module kinds, |
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49 | ! old module precision_kind is removed, |
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50 | ! revision history before 2012 removed, |
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51 | ! comment fields (!:) to be used for variable explanations added to |
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52 | ! all variable declaration statements |
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53 | ! |
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54 | ! 1036 2012-10-22 13:43:42Z raasch |
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55 | ! code put under GPL (PALM 3.9) |
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56 | ! |
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57 | ! 211 2008-11-11 04:46:24Z raasch |
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58 | ! Former file user_interface.f90 split into one file per subroutine |
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59 | ! |
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60 | ! Description: |
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61 | ! ------------ |
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62 | !> Initialisation of the leaf area density array (for scalar grid points) and |
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63 | !> the array of the canopy drag coefficient, if the user has not chosen any |
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64 | !> of the default cases |
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65 | !------------------------------------------------------------------------------! |
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66 | SUBROUTINE user_init_plant_canopy |
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67 | |
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68 | |
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69 | USE arrays_3d |
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70 | |
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71 | USE control_parameters |
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72 | |
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73 | USE indices |
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74 | |
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75 | USE kinds |
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76 | |
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77 | USE plant_canopy_model_mod |
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78 | |
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79 | USE user |
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80 | |
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81 | IMPLICIT NONE |
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82 | |
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83 | INTEGER(iwp) :: i !< running index |
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84 | INTEGER(iwp) :: j !< running index |
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85 | |
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86 | ! |
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87 | !-- Here the user-defined grid initializing actions follow: |
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88 | |
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89 | ! |
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90 | !-- Set the 3D-array lad_s for user defined canopies |
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91 | SELECT CASE ( TRIM( canopy_mode ) ) |
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92 | |
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93 | CASE ( 'block' ) |
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94 | ! |
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95 | !-- Not allowed here since this is the standard case used in init_3d_model. |
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96 | |
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97 | CASE ( 'user_defined_canopy_1' ) |
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98 | ! |
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99 | !-- Here the user can define his own forest topography. |
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100 | !-- The following lines contain an example, where the plant canopy extends |
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101 | !-- only over the second half of the model domain along x. |
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102 | !-- Attention: DO-loops have to include the ghost points (nxlg-nxrg, |
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103 | !-- nysg-nyng), because no exchange of ghost point information is intended, |
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104 | !-- in order to minimize communication between CPUs. |
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105 | ! DO i = nxlg, nxrg |
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106 | ! IF ( i >= INT( ( nx+1 ) / 2 ) ) THEN |
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107 | ! DO j = nysg, nyng |
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108 | ! lad_s(:,j,i) = lad(:) |
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109 | ! ENDDO |
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110 | ! ELSE |
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111 | ! lad_s(:,:,i) = 0.0_wp |
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112 | ! ENDIF |
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113 | ! ENDDO |
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114 | ! |
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115 | !-- After definition, please |
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116 | !-- remove the following three lines! |
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117 | message_string = 'canopy_mode "' // canopy_mode // & |
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118 | '" not available yet' |
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119 | CALL message( 'user_init_plant_canopy', 'UI0007', 0, 1, 0, 6, 0 ) |
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120 | |
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121 | CASE DEFAULT |
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122 | ! |
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123 | !-- The DEFAULT case is reached if the parameter canopy_mode contains a |
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124 | !-- wrong character string that is neither recognized in init_3d_model nor |
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125 | !-- here in user_init_plant_canopy. |
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126 | message_string = 'unknown canopy_mode "' // canopy_mode // '"' |
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127 | CALL message( 'user_init_plant_canopy', 'UI0008', 1, 2, 0, 6, 0 ) |
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128 | |
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129 | END SELECT |
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130 | |
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131 | |
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132 | END SUBROUTINE user_init_plant_canopy |
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133 | |
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