| 1 | MODULE obs_rot_vel |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE obs_rot_vel *** |
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| 4 | !! Observation diagnostics: Read the velocity profile observations |
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| 5 | !!====================================================================== |
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| 6 | |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | !! obs_rotvel_pro : Rotate profile velocity data into N-S,E-W directions |
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| 9 | !! obs_rotvel_surf : Rotate surface velocity data into N-S,E-W directions |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! * Modules used |
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| 12 | USE wrk_nemo ! Memory Allocation |
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| 13 | USE par_kind ! Precision variables |
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| 14 | USE par_oce ! Ocean parameters |
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| 15 | USE in_out_manager ! I/O manager |
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| 16 | USE dom_oce ! Ocean space and time domain variables |
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| 17 | USE obs_grid ! Grid search |
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| 18 | USE obs_utils ! For error handling |
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| 19 | USE obs_profiles_def ! Profile definitions |
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| 20 | USE obs_surf_def ! Surface definitions |
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| 21 | USE obs_inter_h2d ! Horizontal interpolation |
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| 22 | USE obs_inter_sup ! MPP support routines for interpolation |
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| 23 | USE geo2ocean ! Rotation of vectors |
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| 24 | USE obs_fbm ! Feedback definitions |
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| 25 | |
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| 26 | IMPLICIT NONE |
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| 27 | |
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| 28 | !! * Routine accessibility |
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| 29 | PRIVATE |
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| 30 | |
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| 31 | PUBLIC obs_rotvel_pro, & ! Rotate the profile velocity observations |
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| 32 | & obs_rotvel_surf ! Rotate the surface velocity observations |
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| 33 | |
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| 34 | !!---------------------------------------------------------------------- |
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| 35 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 36 | !! $Id$ |
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| 37 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 38 | !!---------------------------------------------------------------------- |
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| 39 | |
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| 40 | CONTAINS |
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| 41 | |
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| 42 | SUBROUTINE obs_rotvel_pro( profdata, k2dint, pu, pv ) |
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| 43 | !!--------------------------------------------------------------------- |
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| 44 | !! |
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| 45 | !! *** ROUTINE obs_rea_pro_dri *** |
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| 46 | !! |
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| 47 | !! ** Purpose : Rotate velocity data into N-S,E-W directorions |
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| 48 | !! |
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| 49 | !! ** Method : Interpolation of geo2ocean coefficients on U,V grid |
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| 50 | !! to observation point followed by a similar computations |
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| 51 | !! as in geo2ocean. |
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| 52 | !! |
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| 53 | !! ** Action : Review if there is a better way to do this. |
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| 54 | !! |
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| 55 | !! References : |
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| 56 | !! |
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| 57 | !! History : |
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| 58 | !! ! : 2009-02 (K. Mogensen) : New routine |
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| 59 | !!---------------------------------------------------------------------- |
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| 60 | !! * Modules used |
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| 61 | !! * Arguments |
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| 62 | TYPE(obs_prof), INTENT(INOUT) :: profdata ! Profile data to be read |
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| 63 | INTEGER, INTENT(IN) :: k2dint ! Horizontal interpolation methed |
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| 64 | REAL(wp), DIMENSION(*) :: & |
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| 65 | & pu, & |
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| 66 | & pv |
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| 67 | !! * Local declarations |
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| 68 | REAL(wp), DIMENSION(2,2,1) :: zweig |
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| 69 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: & |
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| 70 | & zmasku, & |
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| 71 | & zmaskv, & |
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| 72 | & zcoslu, & |
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| 73 | & zsinlu, & |
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| 74 | & zcoslv, & |
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| 75 | & zsinlv, & |
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| 76 | & zglamu, & |
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| 77 | & zgphiu, & |
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| 78 | & zglamv, & |
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| 79 | & zgphiv |
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| 80 | REAL(wp), DIMENSION(1) :: & |
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| 81 | & zsinu, & |
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| 82 | & zcosu, & |
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| 83 | & zsinv, & |
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| 84 | & zcosv |
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| 85 | REAL(wp) :: zsin |
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| 86 | REAL(wp) :: zcos |
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| 87 | REAL(wp), DIMENSION(1) :: zobsmask |
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| 88 | REAL(wp), POINTER, DIMENSION(:,:) :: zsingu,zcosgu,zsingv,zcosgv |
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| 89 | INTEGER, DIMENSION(:,:,:), ALLOCATABLE :: & |
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| 90 | & igrdiu, & |
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| 91 | & igrdju, & |
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| 92 | & igrdiv, & |
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| 93 | & igrdjv |
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| 94 | INTEGER :: ji |
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| 95 | INTEGER :: jk |
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| 96 | |
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| 97 | CALL wrk_alloc(jpi,jpj,zsingu,zcosgu,zsingv,zcosgv) |
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| 98 | |
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| 99 | !----------------------------------------------------------------------- |
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| 100 | ! Allocate data for message parsing and interpolation |
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| 101 | !----------------------------------------------------------------------- |
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| 102 | |
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| 103 | ALLOCATE( & |
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| 104 | & igrdiu(2,2,profdata%nprof), & |
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| 105 | & igrdju(2,2,profdata%nprof), & |
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| 106 | & zglamu(2,2,profdata%nprof), & |
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| 107 | & zgphiu(2,2,profdata%nprof), & |
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| 108 | & zmasku(2,2,profdata%nprof), & |
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| 109 | & zcoslu(2,2,profdata%nprof), & |
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| 110 | & zsinlu(2,2,profdata%nprof), & |
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| 111 | & igrdiv(2,2,profdata%nprof), & |
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| 112 | & igrdjv(2,2,profdata%nprof), & |
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| 113 | & zglamv(2,2,profdata%nprof), & |
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| 114 | & zgphiv(2,2,profdata%nprof), & |
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| 115 | & zmaskv(2,2,profdata%nprof), & |
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| 116 | & zcoslv(2,2,profdata%nprof), & |
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| 117 | & zsinlv(2,2,profdata%nprof) & |
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| 118 | & ) |
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| 119 | |
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| 120 | !----------------------------------------------------------------------- |
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| 121 | ! Receive the angles on the U and V grids. |
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| 122 | !----------------------------------------------------------------------- |
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| 123 | |
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| 124 | CALL obs_rot( zsingu, zcosgu, zsingv, zcosgv ) |
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| 125 | |
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| 126 | DO ji = 1, profdata%nprof |
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| 127 | igrdiu(1,1,ji) = profdata%mi(ji,1)-1 |
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| 128 | igrdju(1,1,ji) = profdata%mj(ji,1)-1 |
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| 129 | igrdiu(1,2,ji) = profdata%mi(ji,1)-1 |
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| 130 | igrdju(1,2,ji) = profdata%mj(ji,1) |
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| 131 | igrdiu(2,1,ji) = profdata%mi(ji,1) |
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| 132 | igrdju(2,1,ji) = profdata%mj(ji,1)-1 |
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| 133 | igrdiu(2,2,ji) = profdata%mi(ji,1) |
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| 134 | igrdju(2,2,ji) = profdata%mj(ji,1) |
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| 135 | igrdiv(1,1,ji) = profdata%mi(ji,2)-1 |
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| 136 | igrdjv(1,1,ji) = profdata%mj(ji,2)-1 |
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| 137 | igrdiv(1,2,ji) = profdata%mi(ji,2)-1 |
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| 138 | igrdjv(1,2,ji) = profdata%mj(ji,2) |
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| 139 | igrdiv(2,1,ji) = profdata%mi(ji,2) |
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| 140 | igrdjv(2,1,ji) = profdata%mj(ji,2)-1 |
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| 141 | igrdiv(2,2,ji) = profdata%mi(ji,2) |
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| 142 | igrdjv(2,2,ji) = profdata%mj(ji,2) |
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| 143 | END DO |
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| 144 | |
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| 145 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiu, igrdju, & |
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| 146 | & glamu, zglamu ) |
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| 147 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiu, igrdju, & |
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| 148 | & gphiu, zgphiu ) |
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| 149 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiu, igrdju, & |
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| 150 | & umask(:,:,1), zmasku ) |
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| 151 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiu, igrdju, & |
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| 152 | & zsingu, zsinlu ) |
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| 153 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiu, igrdju, & |
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| 154 | & zcosgu, zcoslu ) |
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| 155 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiv, igrdjv, & |
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| 156 | & glamv, zglamv ) |
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| 157 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiv, igrdjv, & |
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| 158 | & gphiv, zgphiv ) |
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| 159 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiv, igrdjv, & |
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| 160 | & vmask(:,:,1), zmaskv ) |
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| 161 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiv, igrdjv, & |
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| 162 | & zsingv, zsinlv ) |
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| 163 | CALL obs_int_comm_2d( 2, 2, profdata%nprof, jpi, jpj, igrdiv, igrdjv, & |
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| 164 | & zcosgv, zcoslv ) |
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| 165 | |
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| 166 | DO ji = 1, profdata%nprof |
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| 167 | |
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| 168 | CALL obs_int_h2d_init( 1, 1, k2dint, & |
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| 169 | & profdata%rlam(ji), profdata%rphi(ji), & |
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| 170 | & zglamu(:,:,ji), zgphiu(:,:,ji), & |
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| 171 | & zmasku(:,:,ji), zweig, zobsmask ) |
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| 172 | |
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| 173 | CALL obs_int_h2d( 1, 1, zweig, zsinlu(:,:,ji), zsinu ) |
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| 174 | |
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| 175 | CALL obs_int_h2d( 1, 1, zweig, zcoslu(:,:,ji), zcosu ) |
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| 176 | |
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| 177 | CALL obs_int_h2d_init( 1, 1, k2dint, & |
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| 178 | & profdata%rlam(ji), profdata%rphi(ji), & |
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| 179 | & zglamv(:,:,ji), zgphiv(:,:,ji), & |
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| 180 | & zmaskv(:,:,ji), zweig, zobsmask ) |
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| 181 | |
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| 182 | CALL obs_int_h2d( 1, 1, zweig, zsinlv(:,:,ji), zsinv ) |
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| 183 | |
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| 184 | CALL obs_int_h2d( 1, 1, zweig, zcoslv(:,:,ji), zcosv ) |
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| 185 | |
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| 186 | ! Assume that the angle at observation point is the |
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| 187 | ! mean of u and v cosines/sines |
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| 188 | |
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| 189 | zcos = 0.5_wp * ( zcosu(1) + zcosv(1) ) |
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| 190 | zsin = 0.5_wp * ( zsinu(1) + zsinv(1) ) |
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| 191 | |
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| 192 | IF ( ( profdata%npvsta(ji,1) /= profdata%npvsta(ji,2) ) .OR. & |
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| 193 | & ( profdata%npvend(ji,1) /= profdata%npvend(ji,2) ) ) THEN |
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| 194 | CALL fatal_error( 'Different number of U and V observations '// & |
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| 195 | 'in a profile in obs_rotvel', __LINE__ ) |
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| 196 | ENDIF |
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| 197 | |
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| 198 | DO jk = profdata%npvsta(ji,1), profdata%npvend(ji,1) |
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| 199 | IF ( ( profdata%var(1)%vmod(jk) /= fbrmdi ) .AND. & |
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| 200 | & ( profdata%var(2)%vmod(jk) /= fbrmdi ) ) THEN |
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| 201 | pu(jk) = profdata%var(1)%vmod(jk) * zcos - & |
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| 202 | & profdata%var(2)%vmod(jk) * zsin |
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| 203 | pv(jk) = profdata%var(2)%vmod(jk) * zcos + & |
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| 204 | & profdata%var(1)%vmod(jk) * zsin |
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| 205 | ELSE |
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| 206 | pu(jk) = fbrmdi |
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| 207 | pv(jk) = fbrmdi |
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| 208 | ENDIF |
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| 209 | |
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| 210 | END DO |
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| 211 | |
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| 212 | END DO |
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| 213 | |
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| 214 | DEALLOCATE( & |
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| 215 | & igrdiu, & |
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| 216 | & igrdju, & |
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| 217 | & zglamu, & |
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| 218 | & zgphiu, & |
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| 219 | & zmasku, & |
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| 220 | & zcoslu, & |
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| 221 | & zsinlu, & |
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| 222 | & igrdiv, & |
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| 223 | & igrdjv, & |
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| 224 | & zglamv, & |
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| 225 | & zgphiv, & |
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| 226 | & zmaskv, & |
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| 227 | & zcoslv, & |
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| 228 | & zsinlv & |
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| 229 | & ) |
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| 230 | |
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| 231 | CALL wrk_dealloc(jpi,jpj,zsingu,zcosgu,zsingv,zcosgv) |
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| 232 | |
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| 233 | END SUBROUTINE obs_rotvel_pro |
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| 234 | |
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| 235 | SUBROUTINE obs_rotvel_surf( surfdata, k2dint, pu, pv ) |
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| 236 | !!--------------------------------------------------------------------- |
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| 237 | !! |
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| 238 | !! *** ROUTINE obs_rotvel_surf *** |
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| 239 | !! |
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| 240 | !! ** Purpose : Rotate surface velocity data into N-S,E-W directorions |
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| 241 | !! |
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| 242 | !! ** Method : Interpolation of geo2ocean coefficients on U,V grid |
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| 243 | !! to observation point followed by a similar computations |
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| 244 | !! as in geo2ocean. |
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| 245 | !! |
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| 246 | !! ** Action : Review if there is a better way to do this. |
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| 247 | !! |
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| 248 | !! References : |
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| 249 | !! |
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| 250 | !! History : |
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| 251 | !! ! : 2009-02 (K. Mogensen) : New routine |
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| 252 | !!---------------------------------------------------------------------- |
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| 253 | !! * Modules used |
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| 254 | !! * Arguments |
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| 255 | TYPE(obs_surf), INTENT(INOUT) :: surfdata ! Surface data to be read |
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| 256 | INTEGER, INTENT(IN) :: k2dint ! Horizontal interpolation methed |
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| 257 | REAL(wp), DIMENSION(*) :: & |
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| 258 | & pu, & |
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| 259 | & pv |
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| 260 | !! * Local declarations |
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| 261 | REAL(wp), DIMENSION(2,2,1) :: zweig |
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| 262 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: & |
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| 263 | & zmasku, & |
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| 264 | & zmaskv, & |
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| 265 | & zcoslu, & |
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| 266 | & zsinlu, & |
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| 267 | & zcoslv, & |
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| 268 | & zsinlv, & |
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| 269 | & zglamu, & |
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| 270 | & zgphiu, & |
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| 271 | & zglamv, & |
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| 272 | & zgphiv |
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| 273 | REAL(wp), DIMENSION(1) :: & |
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| 274 | & zsinu, & |
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| 275 | & zcosu, & |
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| 276 | & zsinv, & |
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| 277 | & zcosv |
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| 278 | REAL(wp) :: zsin |
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| 279 | REAL(wp) :: zcos |
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| 280 | REAL(wp), DIMENSION(1) :: zobsmask |
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| 281 | REAL(wp), POINTER, DIMENSION(:,:) :: zsingu,zcosgu,zsingv,zcosgv |
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| 282 | INTEGER, DIMENSION(:,:,:), ALLOCATABLE :: & |
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| 283 | & igrdiu, & |
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| 284 | & igrdju, & |
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| 285 | & igrdiv, & |
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| 286 | & igrdjv |
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| 287 | INTEGER :: ji |
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| 288 | INTEGER :: jk |
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| 289 | |
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| 290 | CALL wrk_alloc(jpi,jpj,zsingu,zcosgu,zsingv,zcosgv) |
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| 291 | |
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| 292 | !----------------------------------------------------------------------- |
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| 293 | ! Allocate data for message parsing and interpolation |
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| 294 | !----------------------------------------------------------------------- |
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| 295 | |
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| 296 | ALLOCATE( & |
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| 297 | & igrdiu(2,2,surfdata%nsurf), & |
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| 298 | & igrdju(2,2,surfdata%nsurf), & |
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| 299 | & zglamu(2,2,surfdata%nsurf), & |
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| 300 | & zgphiu(2,2,surfdata%nsurf), & |
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| 301 | & zmasku(2,2,surfdata%nsurf), & |
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| 302 | & zcoslu(2,2,surfdata%nsurf), & |
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| 303 | & zsinlu(2,2,surfdata%nsurf), & |
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| 304 | & igrdiv(2,2,surfdata%nsurf), & |
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| 305 | & igrdjv(2,2,surfdata%nsurf), & |
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| 306 | & zglamv(2,2,surfdata%nsurf), & |
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| 307 | & zgphiv(2,2,surfdata%nsurf), & |
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| 308 | & zmaskv(2,2,surfdata%nsurf), & |
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| 309 | & zcoslv(2,2,surfdata%nsurf), & |
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| 310 | & zsinlv(2,2,surfdata%nsurf) & |
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| 311 | & ) |
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| 312 | |
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| 313 | !----------------------------------------------------------------------- |
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| 314 | ! Receive the angles on the U and V grids. |
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| 315 | !----------------------------------------------------------------------- |
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| 316 | |
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| 317 | CALL obs_rot( zsingu, zcosgu, zsingv, zcosgv ) |
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| 318 | |
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| 319 | DO ji = 1, surfdata%nsurf |
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| 320 | igrdiu(1,1,ji) = surfdata%mi(ji,1)-1 |
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| 321 | igrdju(1,1,ji) = surfdata%mj(ji,1)-1 |
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| 322 | igrdiu(1,2,ji) = surfdata%mi(ji,1)-1 |
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| 323 | igrdju(1,2,ji) = surfdata%mj(ji,1) |
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| 324 | igrdiu(2,1,ji) = surfdata%mi(ji,1) |
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| 325 | igrdju(2,1,ji) = surfdata%mj(ji,1)-1 |
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| 326 | igrdiu(2,2,ji) = surfdata%mi(ji,1) |
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| 327 | igrdju(2,2,ji) = surfdata%mj(ji,1) |
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| 328 | igrdiv(1,1,ji) = surfdata%mi(ji,2)-1 |
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| 329 | igrdjv(1,1,ji) = surfdata%mj(ji,2)-1 |
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| 330 | igrdiv(1,2,ji) = surfdata%mi(ji,2)-1 |
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| 331 | igrdjv(1,2,ji) = surfdata%mj(ji,2) |
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| 332 | igrdiv(2,1,ji) = surfdata%mi(ji,2) |
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| 333 | igrdjv(2,1,ji) = surfdata%mj(ji,2)-1 |
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| 334 | igrdiv(2,2,ji) = surfdata%mi(ji,2) |
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| 335 | igrdjv(2,2,ji) = surfdata%mj(ji,2) |
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| 336 | END DO |
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| 337 | |
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| 338 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiu, igrdju, & |
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| 339 | & glamu, zglamu ) |
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| 340 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiu, igrdju, & |
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| 341 | & gphiu, zgphiu ) |
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| 342 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiu, igrdju, & |
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| 343 | & umask(:,:,1), zmasku ) |
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| 344 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiu, igrdju, & |
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| 345 | & zsingu, zsinlu ) |
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| 346 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiu, igrdju, & |
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| 347 | & zcosgu, zcoslu ) |
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| 348 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiv, igrdjv, & |
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| 349 | & glamv, zglamv ) |
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| 350 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiv, igrdjv, & |
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| 351 | & gphiv, zgphiv ) |
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| 352 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiv, igrdjv, & |
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| 353 | & vmask(:,:,1), zmaskv ) |
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| 354 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiv, igrdjv, & |
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| 355 | & zsingv, zsinlv ) |
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| 356 | CALL obs_int_comm_2d( 2, 2, surfdata%nsurf, jpi, jpj, igrdiv, igrdjv, & |
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| 357 | & zcosgv, zcoslv ) |
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| 358 | |
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| 359 | DO ji = 1, surfdata%nsurf |
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| 360 | |
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| 361 | CALL obs_int_h2d_init( 1, 1, k2dint, & |
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| 362 | & surfdata%rlam(ji), surfdata%rphi(ji), & |
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| 363 | & zglamu(:,:,ji), zgphiu(:,:,ji), & |
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| 364 | & zmasku(:,:,ji), zweig, zobsmask ) |
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| 365 | |
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| 366 | CALL obs_int_h2d( 1, 1, zweig, zsinlu(:,:,ji), zsinu ) |
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| 367 | |
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| 368 | CALL obs_int_h2d( 1, 1, zweig, zcoslu(:,:,ji), zcosu ) |
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| 369 | |
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| 370 | CALL obs_int_h2d_init( 1, 1, k2dint, & |
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| 371 | & surfdata%rlam(ji), surfdata%rphi(ji), & |
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| 372 | & zglamv(:,:,ji), zgphiv(:,:,ji), & |
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| 373 | & zmaskv(:,:,ji), zweig, zobsmask ) |
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| 374 | |
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| 375 | CALL obs_int_h2d( 1, 1, zweig, zsinlv(:,:,ji), zsinv ) |
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| 376 | |
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| 377 | CALL obs_int_h2d( 1, 1, zweig, zcoslv(:,:,ji), zcosv ) |
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| 378 | |
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| 379 | ! Assume that the angle at observation point is the |
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| 380 | ! mean of u and v cosines/sines |
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| 381 | |
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| 382 | zcos = 0.5_wp * ( zcosu(1) + zcosv(1) ) |
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| 383 | zsin = 0.5_wp * ( zsinu(1) + zsinv(1) ) |
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| 384 | |
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| 385 | IF ( ( surfdata%rmod(ji,1) /= fbrmdi ) .AND. & |
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| 386 | & ( surfdata%rmod(ji,2) /= fbrmdi ) ) THEN |
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| 387 | pu(ji) = surfdata%rmod(ji,1) * zcos - & |
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| 388 | & surfdata%rmod(ji,2) * zsin |
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| 389 | pv(ji) = surfdata%rmod(ji,2) * zcos + & |
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| 390 | & surfdata%rmod(ji,1) * zsin |
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| 391 | ELSE |
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| 392 | pu(ji) = fbrmdi |
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| 393 | pv(ji) = fbrmdi |
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| 394 | ENDIF |
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| 395 | |
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| 396 | END DO |
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| 397 | |
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| 398 | DEALLOCATE( & |
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| 399 | & igrdiu, & |
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| 400 | & igrdju, & |
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| 401 | & zglamu, & |
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| 402 | & zgphiu, & |
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| 403 | & zmasku, & |
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| 404 | & zcoslu, & |
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| 405 | & zsinlu, & |
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| 406 | & igrdiv, & |
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| 407 | & igrdjv, & |
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| 408 | & zglamv, & |
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| 409 | & zgphiv, & |
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| 410 | & zmaskv, & |
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| 411 | & zcoslv, & |
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| 412 | & zsinlv & |
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| 413 | & ) |
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| 414 | |
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| 415 | CALL wrk_dealloc(jpi,jpj,zsingu,zcosgu,zsingv,zcosgv) |
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| 416 | |
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| 417 | END SUBROUTINE obs_rotvel_surf |
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| 418 | |
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| 419 | END MODULE obs_rot_vel |
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