1 | MODULE initrc |
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2 | !!====================================================================== |
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3 | !! *** MODULE initrc *** |
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4 | !! TOP : Initialisation of passive tracers |
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5 | !!====================================================================== |
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6 | !! History : - ! 1991-03 () original code |
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7 | !! 1.0 ! 2005-03 (O. Aumont, A. El Moussaoui) F90 |
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8 | !! - ! 2005-10 (C. Ethe) print control |
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9 | !!---------------------------------------------------------------------- |
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10 | #if defined key_passivetrc |
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11 | !!---------------------------------------------------------------------- |
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12 | !! 'key_passivetrc' Passive tracers |
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13 | !!---------------------------------------------------------------------- |
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14 | !! ini_trc : initialisation of passive tracers |
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15 | !!---------------------------------------------------------------------- |
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16 | USE oce_trc |
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17 | USE trc |
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18 | USE trcrst |
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19 | USE trcctl |
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20 | USE trclec |
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21 | USE trcdtr |
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22 | USE trcini |
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23 | USE prtctl_trc ! Print control passive tracers (prt_ctl_trc_init routine) |
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24 | |
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25 | IMPLICIT NONE |
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26 | PRIVATE |
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27 | |
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28 | PUBLIC ini_trc ! called by ??? |
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29 | |
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30 | !! * Substitutions |
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31 | # include "domzgr_substitute.h90" |
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32 | !!---------------------------------------------------------------------- |
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33 | !! NEMO/TOP 1.0 , LOCEAN-IPSL (2005) |
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34 | !! $Id:$ |
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35 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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36 | !!---------------------------------------------------------------------- |
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37 | |
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38 | CONTAINS |
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39 | |
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40 | SUBROUTINE ini_trc |
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41 | !!--------------------------------------------------------------------- |
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42 | !! *** ROUTINE ini_trc *** |
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43 | !! |
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44 | !! ** Purpose : Initialization of the passive tracer fields |
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45 | !! |
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46 | !! ** Method : - read namelist |
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47 | !! - control the consistancy |
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48 | !! - compute specific initialisations |
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49 | !! - set initial tracer fields (either read restart |
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50 | !! or read data or analytical formulation |
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51 | !!--------------------------------------------------------------------- |
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52 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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53 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zbt ! workspace: masked grid volume |
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54 | !!--------------------------------------------------------------------- |
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55 | |
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56 | IF(lwp) WRITE(numout,*) |
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57 | IF(lwp) WRITE(numout,*) 'ini_trc : initial set up of the passive tracers' |
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58 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
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59 | |
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60 | ! ! masked grid volume |
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61 | DO jk = 1, jpk |
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62 | zbt(:,:,jk) = e1t(:,:) * e2t(:,:) * fse3t(:,:,jk) * tmask(:,:,jk) * tmask_i(:,:) |
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63 | END DO |
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64 | #if defined key_off_degrad |
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65 | zbt(:,:,:) = zbt(:,:,:) * facvol(ji,jj,jk) ! degrad option: reduction by facvol |
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66 | #endif |
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67 | |
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68 | ! ! total volume of the ocean |
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69 | areatot = SUM( zbt(:,:,:) ) |
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70 | IF( lk_mpp ) CALL mpp_sum( areatot ) ! sum over the global domain |
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71 | |
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72 | CALL trc_lec ! READ passive tracers namelists |
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73 | |
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74 | CALL trc_ctl ! control consistency between parameters, cpp key and namelists |
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75 | |
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76 | CALL trc_ini ! computes some initializations |
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77 | |
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78 | ! ! set initial tracer values |
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79 | IF( lrsttr ) THEN ; CALL trc_rst_read ! restart from a file |
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80 | ELSE ; CALL trc_dtr ! analytical formulation or from data |
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81 | ENDIF |
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82 | |
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83 | ! ! Computation content of all tracers |
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84 | trai = 0.e0 |
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85 | DO jn = 1, jptra |
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86 | trai = trai + SUM( trn(:,:,:,jn) * zbt(:,:,:) ) |
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87 | END DO |
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88 | IF( lk_mpp ) CALL mpp_sum( trai ) ! sum over the global domain |
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89 | |
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90 | |
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91 | ! ! control print |
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92 | IF(lwp) WRITE(numout,*) ' *** Total number of passive tracer jptra = ', jptra |
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93 | IF(lwp) WRITE(numout,*) ' *** Total volume of ocean = ', areatot |
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94 | IF(lwp) WRITE(numout,*) ' *** Total inital content of all tracers = ', trai |
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95 | IF(lwp) WRITE(numout,*) |
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96 | |
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97 | IF( ln_ctl ) CALL prt_ctl_trc_init ! control print |
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98 | ! |
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99 | END SUBROUTINE ini_trc |
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100 | |
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101 | #else |
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102 | !!---------------------------------------------------------------------- |
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103 | !! Empty module : No passive tracer |
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104 | !!---------------------------------------------------------------------- |
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105 | CONTAINS |
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106 | SUBROUTINE ini_trc ! Dummy routine |
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107 | END SUBROUTINE ini_trc |
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108 | #endif |
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109 | |
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110 | !!====================================================================== |
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111 | END MODULE initrc |
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