1 | !---------------------------------------------------------------------- |
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2 | ! NEMO system team, System and Interface for oceanic RElocable Nesting |
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3 | !---------------------------------------------------------------------- |
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4 | ! |
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5 | ! MODULE: grid_hgr |
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6 | ! |
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7 | ! DESCRIPTION: |
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8 | !> @brief This module manage Horizontal grid. |
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9 | !> |
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10 | !> @details |
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11 | !> ** Purpose : Compute the geographical position (in degre) of the |
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12 | !> model grid-points, the horizontal scale factors (in meters) and |
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13 | !> the Coriolis factor (in s-1). |
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14 | !> |
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15 | !> ** Method : The geographical position of the model grid-points is |
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16 | !> defined from analytical functions, fslam and fsphi, the derivatives of which gives the horizontal scale factors e1,e2. |
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17 | !> Defining two function fslam and fsphi and their derivatives in the two horizontal directions (fse1 and fse2), |
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18 | !> the model grid-point position and scale factors are given by: |
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19 | !> - t-point: |
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20 | !> - glamt(i,j) = fslam(i ,j ) e1t(i,j) = fse1(i ,j ) |
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21 | !> - gphit(i,j) = fsphi(i ,j ) e2t(i,j) = fse2(i ,j ) |
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22 | !> - u-point: |
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23 | !> - glamu(i,j) = fslam(i+1/2,j ) e1u(i,j) = fse1(i+1/2,j ) |
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24 | !> - gphiu(i,j) = fsphi(i+1/2,j ) e2u(i,j) = fse2(i+1/2,j ) |
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25 | !> - v-point: |
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26 | !> - glamv(i,j) = fslam(i ,j+1/2) e1v(i,j) = fse1(i ,j+1/2) |
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27 | !> - gphiv(i,j) = fsphi(i ,j+1/2) e2v(i,j) = fse2(i ,j+1/2) |
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28 | !> - f-point: |
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29 | !> - glamf(i,j) = fslam(i+1/2,j+1/2) e1f(i,j) = fse1(i+1/2,j+1/2) |
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30 | !> - gphif(i,j) = fsphi(i+1/2,j+1/2) e2f(i,j) = fse2(i+1/2,j+1/2) |
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31 | !> |
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32 | !> Where fse1 and fse2 are defined by: |
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33 | !> - fse1(i,j) = ra * rad * SQRT( (cos(phi) di(fslam))**2 |
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34 | !> + di(fsphi) **2 )(i,j) |
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35 | !> - fse2(i,j) = ra * rad * SQRT( (cos(phi) dj(fslam))**2 |
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36 | !> + dj(fsphi) **2 )(i,j) |
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37 | !> |
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38 | !> The coriolis factor is given at z-point by: |
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39 | !> - ff = 2.*omega*sin(gphif) (in s-1)<br/> |
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40 | !> |
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41 | !> This routine is given as an example, it must be modified |
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42 | !> following the user s desiderata. nevertheless, the output as |
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43 | !> well as the way to compute the model grid-point position and |
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44 | !> horizontal scale factors must be respected in order to insure |
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45 | !> second order accuracy schemes. |
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46 | !> |
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47 | !> @note If the domain is periodic, verify that scale factors are also |
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48 | !> periodic, and the coriolis term again. |
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49 | !> |
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50 | !> ** Action : |
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51 | !> - define glamt, glamu, glamv, glamf: longitude of t-, u-, v- and f-points (in degre) |
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52 | !> - define gphit, gphiu, gphiv, gphit: latitude of t-, u-, v- and f-points (in degre) |
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53 | !> - define e1t, e2t, e1u, e2u, e1v, e2v, e1f, e2f: horizontal |
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54 | !> - scale factors (in meters) at t-, u-, v-, and f-points. |
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55 | !> - define ff: coriolis factor at f-point |
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56 | !> |
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57 | !> References : Marti, Madec and Delecluse, 1992, JGR |
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58 | !> Madec, Imbard, 1996, Clim. Dyn. |
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59 | !> |
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60 | !> @author |
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61 | !> G, Madec |
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62 | ! REVISION HISTORY: |
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63 | !> @date March, 1988 - Original code |
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64 | !> @date January, 1996 |
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65 | !> - terrain following coordinates |
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66 | !> @date February, 1997 |
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67 | !> - print mesh informations |
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68 | !> @date November, 1999 |
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69 | !> - M. Imbard : NetCDF format with IO-IPSL |
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70 | !> @date Augustr, 2000 |
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71 | !> - D. Ludicone : Reduced section at Bab el Mandeb |
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72 | !> @date September, 2001 |
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73 | !> - M. Levy : eel config: grid in km, beta-plane |
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74 | !> @date August, 2002 |
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75 | !> - G. Madec : F90: Free form and module, namelist |
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76 | !> @date January, 2004 |
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77 | !> - A.M. Treguier, J.M. Molines : Case 4 (Mercator mesh) |
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78 | !> use of parameters in par_CONFIG-Rxx.h90, not in namelist |
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79 | !> @date May, 2004 |
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80 | !> - A. Koch-Larrouy : Add Gyre configuration |
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81 | !> @date February, 2011 |
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82 | !> - G. Madec : add cell surface (e1e2t) |
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83 | !> @date September, 2015 |
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84 | !> - J, Paul : rewrite to SIREN format from $Id: domhgr.F90 5506 2015-06-29 15:19:38Z clevy $ |
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85 | !> @date October, 2016 |
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86 | !> - J, Paul : update from trunk (revision 6961): add wetting and drying, ice sheet coupling.. |
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87 | !> - J, Paul : compute coriolis factor at f-point and at t-point |
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88 | !> - J, Paul : do not use anymore special case for ORCA grid |
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89 | !> |
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90 | !> @note Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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91 | !---------------------------------------------------------------------- |
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92 | MODULE grid_hgr |
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93 | USE netcdf ! nf90 library |
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94 | USE kind ! F90 kind parameter |
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95 | USE fct ! basic usefull function |
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96 | USE global ! global parameter |
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97 | USE phycst ! physical constant |
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98 | USE logger ! log file manager |
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99 | USE file ! file manager |
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100 | USE var ! variable manager |
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101 | USE dim ! dimension manager |
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102 | USE dom ! domain manager |
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103 | USE grid ! grid manager |
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104 | USE iom ! I/O manager |
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105 | USE mpp ! MPP manager |
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106 | USE iom_mpp ! I/O MPP manager |
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107 | USE lbc ! lateral boundary conditions |
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108 | IMPLICIT NONE |
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109 | ! NOTE_avoid_public_variables_if_possible |
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110 | |
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111 | ! type and variable |
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112 | PUBLIC :: TNAMH |
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113 | |
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114 | PUBLIC :: tg_tmask |
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115 | PUBLIC :: tg_umask |
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116 | PUBLIC :: tg_vmask |
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117 | PUBLIC :: tg_fmask |
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118 | |
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119 | ! PUBLIC :: tg_wmask |
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120 | ! PUBLIC :: tg_wumask |
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121 | ! PUBLIC :: tg_wvmask |
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122 | |
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123 | PUBLIC :: tg_ssmask |
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124 | ! PUBLIC :: tg_ssumask |
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125 | ! PUBLIC :: tg_ssvmask |
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126 | ! PUBLIC :: tg_ssfmask |
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127 | |
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128 | PUBLIC :: tg_glamt |
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129 | PUBLIC :: tg_glamu |
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130 | PUBLIC :: tg_glamv |
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131 | PUBLIC :: tg_glamf |
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132 | |
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133 | PUBLIC :: tg_gphit |
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134 | PUBLIC :: tg_gphiu |
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135 | PUBLIC :: tg_gphiv |
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136 | PUBLIC :: tg_gphif |
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137 | |
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138 | PUBLIC :: tg_e1t |
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139 | PUBLIC :: tg_e1u |
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140 | PUBLIC :: tg_e1v |
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141 | PUBLIC :: tg_e1f |
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142 | |
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143 | PUBLIC :: tg_e2t |
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144 | PUBLIC :: tg_e2u |
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145 | PUBLIC :: tg_e2v |
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146 | PUBLIC :: tg_e2f |
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147 | |
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148 | PUBLIC :: tg_ff_t |
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149 | PUBLIC :: tg_ff_f |
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150 | |
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151 | PUBLIC :: tg_gcost |
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152 | PUBLIC :: tg_gcosu |
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153 | PUBLIC :: tg_gcosv |
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154 | PUBLIC :: tg_gcosf |
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155 | |
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156 | PUBLIC :: tg_gsint |
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157 | PUBLIC :: tg_gsinu |
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158 | PUBLIC :: tg_gsinv |
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159 | PUBLIC :: tg_gsinf |
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160 | |
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161 | ! function and subroutine |
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162 | PUBLIC :: grid_hgr_init |
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163 | PUBLIC :: grid_hgr_fill |
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164 | PUBLIC :: grid_hgr_clean |
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165 | PUBLIC :: grid_hgr_nam |
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166 | |
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167 | PRIVATE :: grid_hgr__fill_curv |
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168 | PRIVATE :: grid_hgr__fill_reg |
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169 | PRIVATE :: grid_hgr__fill_plan |
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170 | PRIVATE :: grid_hgr__fill_merc |
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171 | PRIVATE :: grid_hgr__fill_gyre |
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172 | PRIVATE :: grid_hgr__fill_coriolis |
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173 | PRIVATE :: grid_hgr__angle |
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174 | |
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175 | TYPE TNAMH |
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176 | |
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177 | CHARACTER(LEN=lc) :: c_coord |
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178 | INTEGER(i4) :: i_perio |
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179 | |
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180 | INTEGER(i4) :: i_mshhgr |
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181 | REAL(dp) :: d_ppglam0 |
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182 | REAL(dp) :: d_ppgphi0 |
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183 | |
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184 | REAL(dp) :: d_ppe1_deg |
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185 | REAL(dp) :: d_ppe2_deg |
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186 | ! REAL(dp) :: d_ppe1_m |
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187 | ! REAL(dp) :: d_ppe2_m |
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188 | |
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189 | ! INTEGER(i4) :: i_cla |
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190 | |
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191 | ! CHARACTER(LEN=lc) :: c_cfg |
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192 | INTEGER(i4) :: i_cfg |
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193 | LOGICAL :: l_bench |
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194 | |
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195 | END TYPE |
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196 | |
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197 | TYPE(TVAR), SAVE :: tg_tmask |
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198 | TYPE(TVAR), SAVE :: tg_umask |
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199 | TYPE(TVAR), SAVE :: tg_vmask |
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200 | TYPE(TVAR), SAVE :: tg_fmask |
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201 | ! TYPE(TVAR), SAVE :: tg_wmask |
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202 | ! TYPE(TVAR), SAVE :: tg_wumask |
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203 | ! TYPE(TVAR), SAVE :: tg_wvmask |
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204 | |
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205 | TYPE(TVAR), SAVE :: tg_ssmask |
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206 | ! TYPE(TVAR), SAVE :: tg_ssumask |
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207 | ! TYPE(TVAR), SAVE :: tg_ssvmask |
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208 | ! TYPE(TVAR), SAVE :: tg_ssfmask |
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209 | |
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210 | TYPE(TVAR), SAVE :: tg_glamt |
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211 | TYPE(TVAR), SAVE :: tg_glamu |
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212 | TYPE(TVAR), SAVE :: tg_glamv |
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213 | TYPE(TVAR), SAVE :: tg_glamf |
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214 | |
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215 | TYPE(TVAR), SAVE :: tg_gphit |
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216 | TYPE(TVAR), SAVE :: tg_gphiu |
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217 | TYPE(TVAR), SAVE :: tg_gphiv |
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218 | TYPE(TVAR), SAVE :: tg_gphif |
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219 | |
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220 | TYPE(TVAR), SAVE :: tg_e1t |
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221 | TYPE(TVAR), SAVE :: tg_e1u |
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222 | TYPE(TVAR), SAVE :: tg_e1v |
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223 | TYPE(TVAR), SAVE :: tg_e1f |
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224 | |
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225 | TYPE(TVAR), SAVE :: tg_e2t |
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226 | TYPE(TVAR), SAVE :: tg_e2u |
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227 | TYPE(TVAR), SAVE :: tg_e2v |
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228 | TYPE(TVAR), SAVE :: tg_e2f |
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229 | |
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230 | TYPE(TVAR), SAVE :: tg_ff_t |
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231 | TYPE(TVAR), SAVE :: tg_ff_f |
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232 | |
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233 | TYPE(TVAR), SAVE :: tg_gcost |
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234 | TYPE(TVAR), SAVE :: tg_gcosu |
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235 | TYPE(TVAR), SAVE :: tg_gcosv |
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236 | TYPE(TVAR), SAVE :: tg_gcosf |
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237 | |
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238 | TYPE(TVAR), SAVE :: tg_gsint |
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239 | TYPE(TVAR), SAVE :: tg_gsinu |
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240 | TYPE(TVAR), SAVE :: tg_gsinv |
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241 | TYPE(TVAR), SAVE :: tg_gsinf |
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242 | |
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243 | CONTAINS |
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244 | !------------------------------------------------------------------- |
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245 | !> @brief This function initialise hgr structure |
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246 | !> |
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247 | !> @author J.Paul |
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248 | !> @date September, 2015 - Initial version |
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249 | !> |
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250 | !> @param[in] jpi |
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251 | !> @param[in] jpj |
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252 | !------------------------------------------------------------------- |
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253 | SUBROUTINE grid_hgr_init(jpi,jpj,jpk,ld_domcfg) |
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254 | IMPLICIT NONE |
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255 | ! Argument |
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256 | INTEGER(i4), INTENT(IN) :: jpi |
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257 | INTEGER(i4), INTENT(IN) :: jpj |
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258 | INTEGER(i4), INTENT(IN) :: jpk |
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259 | LOGICAL , INTENT(IN) :: ld_domcfg |
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260 | |
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261 | REAL(dp), DIMENSION(jpi,jpj) :: dl_tmp2D |
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262 | REAL(dp), DIMENSION(jpi,jpj,jpk) :: dl_tmp3D |
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263 | ! loop indices |
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264 | !---------------------------------------------------------------- |
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265 | ! variable 2D |
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266 | dl_tmp2D(:,:) =dp_fill_i1 |
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267 | |
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268 | tg_ssmask = var_init('ssmask' ,dl_tmp2D(:,:) , dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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269 | ! tg_ssumask = var_init('ssumask',dl_tmp2D(:,:) , dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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270 | ! tg_ssvmask = var_init('ssvmask',dl_tmp2D(:,:) , dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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271 | ! tg_ssfmask = var_init('ssfmask',dl_tmp2D(:,:) , dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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272 | |
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273 | dl_tmp2D(:,:)=dp_fill |
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274 | |
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275 | tg_glamt = var_init('glamt',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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276 | tg_glamu = var_init('glamu',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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277 | tg_glamv = var_init('glamv',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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278 | tg_glamf = var_init('glamf',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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279 | |
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280 | tg_gphit = var_init('gphit',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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281 | tg_gphiu = var_init('gphiu',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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282 | tg_gphiv = var_init('gphiv',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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283 | tg_gphif = var_init('gphif',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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284 | |
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285 | tg_e1t = var_init('e1t' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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286 | tg_e1u = var_init('e1u' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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287 | tg_e1v = var_init('e1v' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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288 | tg_e1f = var_init('e1f' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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289 | |
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290 | tg_e2t = var_init('e2t' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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291 | tg_e2u = var_init('e2u' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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292 | tg_e2v = var_init('e2v' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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293 | tg_e2f = var_init('e2f' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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294 | |
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295 | tg_ff_t = var_init('ff_t' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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296 | tg_ff_f = var_init('ff_f' ,dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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297 | |
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298 | IF( .NOT. ld_domcfg )THEN |
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299 | tg_gcost =var_init('gcost',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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300 | tg_gcosu =var_init('gcosu',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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301 | tg_gcosv =var_init('gcosv',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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302 | tg_gcosf =var_init('gcosf',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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303 | |
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304 | tg_gsint =var_init('gsint',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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305 | tg_gsinu =var_init('gsinu',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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306 | tg_gsinv =var_init('gsinv',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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307 | tg_gsinf =var_init('gsinf',dl_tmp2D(:,:) , dd_fill=dp_fill, id_type=NF90_DOUBLE) |
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308 | ENDIF |
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309 | |
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310 | ! variable 3D |
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311 | dl_tmp3D(:,:,:)=dp_fill_i1 |
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312 | |
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313 | tg_tmask = var_init('tmask' ,dl_tmp3D(:,:,:), dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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314 | tg_umask = var_init('umask' ,dl_tmp3D(:,:,:), dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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315 | tg_vmask = var_init('vmask' ,dl_tmp3D(:,:,:), dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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316 | IF( .NOT. ld_domcfg )THEN |
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317 | tg_fmask = var_init('fmask' ,dl_tmp3D(:,:,:), dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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318 | ENDIF |
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319 | |
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320 | ! tg_wmask = var_init('wmask' ,dl_tmp3D(:,:,:), dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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321 | ! tg_wumask = var_init('wumask' ,dl_tmp3D(:,:,:), dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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322 | ! tg_wvmask = var_init('wvmask' ,dl_tmp3D(:,:,:), dd_fill=dp_fill_i1, id_type=NF90_BYTE) |
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323 | |
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324 | END SUBROUTINE grid_hgr_init |
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325 | !------------------------------------------------------------------- |
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326 | !> @brief This function clean hgr structure |
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327 | !> |
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328 | !> @author J.Paul |
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329 | !> @date September, 2015 - Initial version |
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330 | !> |
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331 | !------------------------------------------------------------------- |
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332 | SUBROUTINE grid_hgr_clean(ld_domcfg) |
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333 | IMPLICIT NONE |
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334 | ! Argument |
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335 | LOGICAL , INTENT(IN) :: ld_domcfg |
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336 | |
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337 | ! local variable |
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338 | ! loop indices |
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339 | !---------------------------------------------------------------- |
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340 | CALL var_clean(tg_ssmask ) |
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341 | |
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342 | CALL var_clean(tg_glamt) |
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343 | CALL var_clean(tg_glamu) |
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344 | CALL var_clean(tg_glamv) |
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345 | CALL var_clean(tg_glamf) |
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346 | |
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347 | CALL var_clean(tg_gphit) |
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348 | CALL var_clean(tg_gphiu) |
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349 | CALL var_clean(tg_gphiv) |
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350 | CALL var_clean(tg_gphif) |
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351 | |
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352 | CALL var_clean(tg_e1t ) |
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353 | CALL var_clean(tg_e1u ) |
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354 | CALL var_clean(tg_e1v ) |
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355 | CALL var_clean(tg_e1f ) |
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356 | |
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357 | CALL var_clean(tg_e2t ) |
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358 | CALL var_clean(tg_e2u ) |
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359 | CALL var_clean(tg_e2v ) |
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360 | CALL var_clean(tg_e2f ) |
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361 | |
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362 | CALL var_clean(tg_ff_t ) |
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363 | CALL var_clean(tg_ff_f ) |
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364 | |
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365 | IF( .NOT. ld_domcfg )THEN |
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366 | CALL var_clean(tg_gcost ) |
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367 | CALL var_clean(tg_gcosu ) |
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368 | CALL var_clean(tg_gcosv ) |
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369 | CALL var_clean(tg_gcosf ) |
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370 | |
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371 | CALL var_clean(tg_gsint ) |
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372 | CALL var_clean(tg_gsinu ) |
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373 | CALL var_clean(tg_gsinv ) |
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374 | CALL var_clean(tg_gsinf ) |
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375 | ENDIF |
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376 | |
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377 | CALL var_clean(tg_tmask ) |
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378 | CALL var_clean(tg_umask ) |
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379 | CALL var_clean(tg_vmask ) |
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380 | IF( .NOT. ld_domcfg )THEN |
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381 | CALL var_clean(tg_fmask ) |
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382 | ENDIF |
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383 | END SUBROUTINE grid_hgr_clean |
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384 | !------------------------------------------------------------------- |
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385 | !> @brief This function initialise hgr namelist structure |
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386 | !> |
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387 | !> @author J.Paul |
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388 | !> @date September, 2015 - Initial version |
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389 | !> |
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390 | !> @param[in] cd_coord |
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391 | !> @param[in] id_perio |
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392 | !> @param[in] cd_namelist |
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393 | !> @return hgr namelist structure |
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394 | !------------------------------------------------------------------- |
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395 | FUNCTION grid_hgr_nam( cd_coord,id_perio,cd_namelist ) |
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396 | IMPLICIT NONE |
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397 | ! Argument |
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398 | CHARACTER(LEN=*), INTENT(IN) :: cd_coord |
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399 | INTEGER(i4) , INTENT(IN) :: id_perio |
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400 | CHARACTER(LEN=*), INTENT(IN) :: cd_namelist |
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401 | |
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402 | ! function |
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403 | TYPE(TNAMH) :: grid_hgr_nam |
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404 | |
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405 | ! local variable |
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406 | INTEGER(i4) :: il_status |
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407 | INTEGER(i4) :: il_fileid |
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408 | |
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409 | LOGICAL :: ll_exist |
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410 | |
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411 | ! loop indices |
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412 | ! namelist |
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413 | |
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414 | ! namhgr |
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415 | INTEGER(i4) :: in_mshhgr = 0 |
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416 | REAL(dp) :: dn_ppglam0 = NF90_FILL_DOUBLE |
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417 | REAL(dp) :: dn_ppgphi0 = NF90_FILL_DOUBLE |
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418 | REAL(dp) :: dn_ppe1_deg = NF90_FILL_DOUBLE |
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419 | REAL(dp) :: dn_ppe2_deg = NF90_FILL_DOUBLE |
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420 | ! REAL(dp) :: dn_ppe1_m = NF90_FILL_DOUBLE |
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421 | ! REAL(dp) :: dn_ppe2_m = NF90_FILL_DOUBLE |
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422 | |
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423 | ! ! namcla |
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424 | ! INTEGER(i4) :: in_cla = 0 |
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425 | |
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426 | ! namgrd |
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427 | ! CHARACTER(LEN=lc) :: cn_cfg = '' |
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428 | INTEGER(i4) :: in_cfg = 0 |
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429 | LOGICAL :: ln_bench = .FALSE. |
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430 | |
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431 | !---------------------------------------------------------------- |
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432 | NAMELIST /namhgr/ & |
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433 | & in_mshhgr, & !< type of horizontal mesh |
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434 | !< 0: curvilinear coordinate on the sphere read in coordinate.nc |
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435 | !< 1: geographical mesh on the sphere with regular grid-spacing |
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436 | !< 2: f-plane with regular grid-spacing |
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437 | !< 3: beta-plane with regular grid-spacing |
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438 | !< 4: Mercator grid with T/U point at the equator |
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439 | !< 5: beta-plane with regular grid-spacing and rotated domain (GYRE configuration) |
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440 | & dn_ppglam0, & !< longitude of first raw and column T-point (in_mshhgr = 1 or 4) |
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441 | & dn_ppgphi0, & !< latitude of first raw and column T-point (in_mshhgr = 1 or 4) |
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442 | & dn_ppe1_deg, & !< zonal grid-spacing (degrees) (in_mshhgr = 1,2,3 or 4) |
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443 | & dn_ppe2_deg !< meridional grid-spacing (degrees) (in_mshhgr = 1,2,3 or 4) |
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444 | ! & dn_ppe1_m, & !< zonal grid-spacing (degrees) |
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445 | ! & dn_ppe2_m !< meridional grid-spacing (degrees) |
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446 | |
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447 | ! NAMELIST /namcla/ & |
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448 | ! & in_cla !< =1 cross land advection for exchanges through some straits (ORCA2) |
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449 | |
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450 | NAMELIST/namgrd/ & !< orca grid namelist |
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451 | ! & cn_cfg, & !< name of the configuration (orca) |
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452 | & in_cfg, & !< resolution of the configuration (2,1,025..) |
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453 | & ln_bench !< benchmark parameter (in_mshhgr = 5 ). |
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454 | |
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455 | !---------------------------------------------------------------- |
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456 | ! read namelist |
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457 | INQUIRE(FILE=TRIM(cd_namelist), EXIST=ll_exist) |
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458 | IF( ll_exist )THEN |
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459 | |
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460 | il_fileid=fct_getunit() |
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461 | |
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462 | OPEN( il_fileid, FILE=TRIM(cd_namelist), & |
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463 | & FORM='FORMATTED', & |
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464 | & ACCESS='SEQUENTIAL', & |
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465 | & STATUS='OLD', & |
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466 | & ACTION='READ', & |
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467 | & IOSTAT=il_status) |
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468 | CALL fct_err(il_status) |
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469 | IF( il_status /= 0 )THEN |
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470 | CALL logger_fatal("GRID HGR NAM: error opening "//& |
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471 | & TRIM(cd_namelist)) |
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472 | ENDIF |
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473 | |
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474 | READ( il_fileid, NML = namhgr ) |
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475 | ! READ( il_fileid, NML = namcla ) |
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476 | ! READ( il_fileid, NML = namgrd ) |
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477 | |
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478 | CLOSE( il_fileid, IOSTAT=il_status ) |
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479 | CALL fct_err(il_status) |
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480 | IF( il_status /= 0 )THEN |
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481 | CALL logger_error("GRID HGR NAM: closing "//TRIM(cd_namelist)) |
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482 | ENDIF |
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483 | |
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484 | grid_hgr_nam%c_coord = TRIM(cd_coord) |
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485 | grid_hgr_nam%i_perio = id_perio |
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486 | |
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487 | grid_hgr_nam%i_mshhgr = in_mshhgr |
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488 | grid_hgr_nam%d_ppglam0 = dn_ppglam0 |
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489 | grid_hgr_nam%d_ppgphi0 = dn_ppgphi0 |
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490 | |
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491 | grid_hgr_nam%d_ppe1_deg= dn_ppe1_deg |
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492 | grid_hgr_nam%d_ppe2_deg= dn_ppe2_deg |
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493 | ! grid_hgr_nam%d_ppe1_m = dn_ppe1_m |
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494 | ! grid_hgr_nam%d_ppe2_m = dn_ppe2_m |
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495 | |
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496 | ! grid_hgr_nam%i_cla = in_cla |
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497 | |
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498 | ! grid_hgr_nam%c_cfg = TRIM(cn_cfg) |
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499 | grid_hgr_nam%i_cfg = in_cfg |
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500 | grid_hgr_nam%l_bench = ln_bench |
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501 | |
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502 | ELSE |
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503 | |
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504 | CALL logger_fatal(" GRID HGR NAM: can't find "//TRIM(cd_namelist)) |
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505 | |
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506 | ENDIF |
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507 | |
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508 | END FUNCTION grid_hgr_nam |
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509 | !------------------------------------------------------------------- |
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510 | !> @brief This subroutine fill horizontal mesh (hgr structure) |
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511 | !> |
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512 | !> @author J.Paul |
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513 | !> @date September, 2015 - Initial version |
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514 | !> |
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515 | !> @param[in] td_nam |
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516 | !> @param[in] jpi |
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517 | !> @param[in] jpj |
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518 | !------------------------------------------------------------------- |
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519 | SUBROUTINE grid_hgr_fill(td_nam,jpi,jpj,ld_domcfg) |
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520 | IMPLICIT NONE |
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521 | ! Argument |
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522 | TYPE(TNAMH), INTENT(IN) :: td_nam |
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523 | INTEGER(i4), INTENT(IN) :: jpi |
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524 | INTEGER(i4), INTENT(IN) :: jpj |
---|
525 | LOGICAL , INTENT(IN) :: ld_domcfg |
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526 | |
---|
527 | ! local variable |
---|
528 | REAL(dp) :: znorme |
---|
529 | ! loop indices |
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530 | !---------------------------------------------------------------- |
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531 | CALL logger_info('GRID HGR FILL : define the horizontal mesh from the'//& |
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532 | & ' type of horizontal mesh mshhgr = '//TRIM(fct_str(td_nam%i_mshhgr))) |
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533 | IF( td_nam%i_mshhgr == 1 )THEN |
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534 | CALL logger_info(' position of the first row and ppglam0 = '//& |
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535 | & TRIM(fct_str(td_nam%d_ppglam0 )) ) |
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536 | CALL logger_info(' column grid-point (degrees) ppgphi0 = '//& |
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537 | & TRIM(fct_str(td_nam%d_ppgphi0 )) ) |
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538 | ELSEIF( td_nam%i_mshhgr == 2 .OR. td_nam%i_mshhgr == 3 )THEN |
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539 | CALL logger_info(' zonal grid-spacing (degrees) ppe1_deg = '//& |
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540 | & TRIM(fct_str(td_nam%d_ppe1_deg )) ) |
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541 | CALL logger_info(' meridional grid-spacing (degrees) ppe2_deg = '//& |
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542 | & TRIM(fct_str(td_nam%d_ppe2_deg )) ) |
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543 | ! CALL logger_info(' zonal grid-spacing (meters) ppe1_m = '//& |
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544 | ! & TRIM(fct_str(td_nam%d_ppe1_m )) ) |
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545 | ! CALL logger_info(' meridional grid-spacing (meters) ppe2_m = '//& |
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546 | ! & TRIM(fct_str(td_nam%d_ppe2_m )) ) |
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547 | ENDIF |
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548 | |
---|
549 | SELECT CASE( td_nam%i_mshhgr ) ! type of horizontal mesh |
---|
550 | |
---|
551 | CASE(0) ! curvilinear coordinate on the sphere read in coordinate.nc file |
---|
552 | |
---|
553 | CALL grid_hgr__fill_curv(td_nam)!,jpi,jpj) |
---|
554 | |
---|
555 | CASE(1) ! geographical mesh on the sphere with regular grid-spacing |
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556 | |
---|
557 | CALL grid_hgr__fill_reg(td_nam,jpi,jpj) |
---|
558 | |
---|
559 | CASE(2:3) ! f- or beta-plane with regular grid-spacing |
---|
560 | |
---|
561 | CALL grid_hgr__fill_plan(td_nam,jpi,jpj) |
---|
562 | |
---|
563 | CASE(4) ! geographical mesh on the sphere, isotropic MERCATOR type |
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564 | |
---|
565 | CALL grid_hgr__fill_merc(td_nam,jpi,jpj) |
---|
566 | |
---|
567 | CASE(5) ! beta-plane with regular grid-spacing and rotated domain (GYRE configuration) |
---|
568 | |
---|
569 | CALL grid_hgr__fill_gyre(td_nam,jpi,jpj) |
---|
570 | |
---|
571 | CASE DEFAULT |
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572 | |
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573 | CALL logger_fatal('GRID HGR FILL : bad flag value for mshhgr = '//& |
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574 | & TRIM(fct_str(td_nam%i_mshhgr))) |
---|
575 | |
---|
576 | END SELECT |
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577 | |
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578 | ! No Useful associated horizontal metrics |
---|
579 | ! --------------------------------------- |
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580 | |
---|
581 | ! create coriolis factor |
---|
582 | CALL grid_hgr__fill_coriolis(td_nam,jpi)!,jpj) |
---|
583 | |
---|
584 | ! Control of domain for symetrical condition |
---|
585 | ! ------------------------------------------ |
---|
586 | ! The equator line must be the latitude coordinate axe |
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587 | |
---|
588 | IF( td_nam%i_perio == 2 ) THEN |
---|
589 | znorme = SQRT( SUM(tg_gphiu%d_value(:,2,1,1)*tg_gphiu%d_value(:,2,1,1)) ) / FLOAT( jpi ) |
---|
590 | IF( znorme > 1.e-13 )THEN |
---|
591 | CALL logger_fatal( ' ===>>>> : symmetrical condition: rerun with good equator line' ) |
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592 | ENDIF |
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593 | ENDIF |
---|
594 | |
---|
595 | ! compute angles between model grid lines and the North direction |
---|
596 | ! --------------------------------------------------------------- |
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597 | IF( .NOT. ld_domcfg )THEN |
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598 | CALL grid_hgr__angle(td_nam,jpi,jpj) |
---|
599 | ENDIF |
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600 | |
---|
601 | END SUBROUTINE grid_hgr_fill |
---|
602 | !------------------------------------------------------------------- |
---|
603 | !> @brief This subroutine fill horizontal mesh (hgr structure) |
---|
604 | !> for case of curvilinear coordinate on the sphere read in coordinate.nc file |
---|
605 | !> |
---|
606 | !> @author J.Paul |
---|
607 | !> @date September, 2015 - Initial version |
---|
608 | !> @date October, 2016 |
---|
609 | !> - do not use anymore special case for ORCA grid |
---|
610 | !> |
---|
611 | !> @param[in] td_nam |
---|
612 | ! @param[in] jpi |
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613 | ! @param[in] jpj |
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614 | !------------------------------------------------------------------- |
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615 | SUBROUTINE grid_hgr__fill_curv( td_nam )!,jpi,jpj ) |
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616 | IMPLICIT NONE |
---|
617 | ! Argument |
---|
618 | TYPE(TNAMH), INTENT(IN) :: td_nam |
---|
619 | ! INTEGER(i4), INTENT(IN) :: jpi |
---|
620 | ! INTEGER(i4), INTENT(IN) :: jpj |
---|
621 | |
---|
622 | ! local variable |
---|
623 | ! INTEGER(i4) :: ii0, ii1, ij0, ij1 ! temporary integers |
---|
624 | ! INTEGER(i4) :: isrow ! index for ORCA1 starting row |
---|
625 | |
---|
626 | TYPE(TMPP) :: tl_coord |
---|
627 | |
---|
628 | ! loop indices |
---|
629 | !---------------------------------------------------------------- |
---|
630 | |
---|
631 | ! read coordinates |
---|
632 | ! open file |
---|
633 | IF( td_nam%c_coord /= '' )THEN |
---|
634 | tl_coord=mpp_init( file_init(TRIM(td_nam%c_coord)), id_perio=td_nam%i_perio) |
---|
635 | CALL grid_get_info(tl_coord) |
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636 | ELSE |
---|
637 | CALL logger_fatal("GRID HGR FILL: no input coordinates file found. "//& |
---|
638 | & "check namelist") |
---|
639 | ENDIF |
---|
640 | |
---|
641 | CALL iom_mpp_open( tl_coord ) |
---|
642 | |
---|
643 | ! read variable in coordinates |
---|
644 | tg_glamt=iom_mpp_read_var(tl_coord, 'glamt') |
---|
645 | tg_glamu=iom_mpp_read_var(tl_coord, 'glamu') |
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646 | tg_glamv=iom_mpp_read_var(tl_coord, 'glamv') |
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647 | tg_glamf=iom_mpp_read_var(tl_coord, 'glamf') |
---|
648 | |
---|
649 | tg_gphit=iom_mpp_read_var(tl_coord, 'gphit') |
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650 | tg_gphiu=iom_mpp_read_var(tl_coord, 'gphiu') |
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651 | tg_gphiv=iom_mpp_read_var(tl_coord, 'gphiv') |
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652 | tg_gphif=iom_mpp_read_var(tl_coord, 'gphif') |
---|
653 | |
---|
654 | ! force output type |
---|
655 | tg_glamt%i_type=NF90_DOUBLE |
---|
656 | tg_glamu%i_type=NF90_DOUBLE |
---|
657 | tg_glamv%i_type=NF90_DOUBLE |
---|
658 | tg_glamf%i_type=NF90_DOUBLE |
---|
659 | |
---|
660 | tg_gphit%i_type=NF90_DOUBLE |
---|
661 | tg_gphiu%i_type=NF90_DOUBLE |
---|
662 | tg_gphiv%i_type=NF90_DOUBLE |
---|
663 | tg_gphif%i_type=NF90_DOUBLE |
---|
664 | |
---|
665 | tg_e1t =iom_mpp_read_var(tl_coord, 'e1t') |
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666 | tg_e1u =iom_mpp_read_var(tl_coord, 'e1u') |
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667 | tg_e1v =iom_mpp_read_var(tl_coord, 'e1v') |
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668 | tg_e1f =iom_mpp_read_var(tl_coord, 'e1f') |
---|
669 | |
---|
670 | tg_e2t =iom_mpp_read_var(tl_coord, 'e2t') |
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671 | tg_e2u =iom_mpp_read_var(tl_coord, 'e2u') |
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672 | tg_e2v =iom_mpp_read_var(tl_coord, 'e2v') |
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673 | tg_e2f =iom_mpp_read_var(tl_coord, 'e2f') |
---|
674 | |
---|
675 | CALL iom_mpp_close( tl_coord ) |
---|
676 | ! clean |
---|
677 | CALL mpp_clean(tl_coord) |
---|
678 | |
---|
679 | !! WARNING extended grid have to be correctly fill |
---|
680 | |
---|
681 | ! !! special case for ORCA grid |
---|
682 | ! ! ORCA R2 configuration |
---|
683 | ! IF( TRIM(td_nam%c_cfg) == "orca" .AND. td_nam%i_cfg == 2 ) THEN |
---|
684 | ! IF( td_nam%i_cla == 0 ) THEN |
---|
685 | ! ! |
---|
686 | ! ! Gibraltar Strait (e2u = 20 km) |
---|
687 | ! ii0 = 139 ; ii1 = 140 |
---|
688 | ! ij0 = 102 ; ij1 = 102 |
---|
689 | ! ! e2u = 20 km |
---|
690 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 20.e3 |
---|
691 | ! CALL logger_info('orca_r2: Gibraltar : e2u reduced to 20 km') |
---|
692 | ! ! |
---|
693 | ! ! Bab el Mandeb (e2u = 18 km) |
---|
694 | ! ii0 = 160 ; ii1 = 160 |
---|
695 | ! ij0 = 88 ; ij1 = 88 |
---|
696 | ! ! e1v = 18 km |
---|
697 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 18.e3 |
---|
698 | ! ! e2u = 30 km |
---|
699 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 30.e3 |
---|
700 | ! |
---|
701 | ! CALL logger_info('orca_r2: Bab el Mandeb: e2u reduced to 30 km') |
---|
702 | ! CALL logger_info('e1v reduced to 18 km') |
---|
703 | ! ENDIF |
---|
704 | ! ! Danish Straits |
---|
705 | ! ii0 = 145 ; ii1 = 146 |
---|
706 | ! ij0 = 116 ; ij1 = 116 |
---|
707 | ! ! e2u = 10 km |
---|
708 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 10.e3 |
---|
709 | ! CALL logger_info('orca_r2: Danish Straits : e2u reduced to 10 km') |
---|
710 | ! ENDIF |
---|
711 | ! |
---|
712 | ! ! ORCA R1 configuration |
---|
713 | ! IF( TRIM(td_nam%c_cfg) == "orca" .AND. td_nam%i_cfg == 1 ) THEN |
---|
714 | ! ! This dirty section will be suppressed by simplification process: all this will come back in input files |
---|
715 | ! ! Currently these hard-wired indices relate to configuration with |
---|
716 | ! ! extend grid (jpjglo=332) |
---|
717 | ! ! which had a grid-size of 362x292. |
---|
718 | ! |
---|
719 | ! isrow = 332 - jpj |
---|
720 | ! |
---|
721 | ! ! Gibraltar Strait (e2u = 20 km) |
---|
722 | ! ii0 = 282 ; ii1 = 283 |
---|
723 | ! ij0 = 201 + isrow ; ij1 = 241 - isrow |
---|
724 | ! ! e2u = 20 km |
---|
725 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 20.e3 |
---|
726 | ! CALL logger_info('orca_r1: Gibraltar : e2u reduced to 20 km') |
---|
727 | ! |
---|
728 | ! ! Bhosporus Strait (e2u = 10 km) |
---|
729 | ! ii0 = 314 ; ii1 = 315 ! Bhosporus Strait (e2u = 10 km) |
---|
730 | ! ij0 = 208 + isrow ; ij1 = 248 - isrow |
---|
731 | ! ! Bhosporus Strait (e2u = 10 km) |
---|
732 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 10.e3 |
---|
733 | ! CALL logger_info('orca_r1: Bhosporus : e2u reduced to 10 km') |
---|
734 | ! |
---|
735 | ! ! Lombok Strait (e1v = 13 km) |
---|
736 | ! ii0 = 44 ; ii1 = 44 ! Lombok Strait (e1v = 13 km) |
---|
737 | ! ij0 = 124 + isrow ; ij1 = 165 - isrow |
---|
738 | ! ! Lombok Strait (e1v = 13 km) |
---|
739 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 13.e3 |
---|
740 | ! CALL logger_info('orca_r1: Lombok : e1v reduced to 10 km') |
---|
741 | ! |
---|
742 | ! ! Sumba Strait (e1v = 8 km) [closed from bathy_11 on] |
---|
743 | ! ii0 = 48 ; ii1 = 48 ! Sumba Strait (e1v = 8 km) [closed from bathy_11 on] |
---|
744 | ! ij0 = 124 + isrow ; ij1 = 165 - isrow |
---|
745 | ! ! Sumba Strait (e1v = 8 km) [closed from bathy_11 on] |
---|
746 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 8.e3 |
---|
747 | ! CALL logger_info('orca_r1: Sumba : e1v reduced to 8 km') |
---|
748 | ! |
---|
749 | ! ! Ombai Strait (e1v = 13 km) |
---|
750 | ! ii0 = 53 ; ii1 = 53 ! Ombai Strait (e1v = 13 km) |
---|
751 | ! ij0 = 124 + isrow ; ij1 = 165 - isrow |
---|
752 | ! ! Ombai Strait (e1v = 13 km) |
---|
753 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 13.e3 |
---|
754 | ! CALL logger_info('orca_r1: Ombai : e1v reduced to 13 km') |
---|
755 | ! |
---|
756 | ! ! Timor Passage (e1v = 20 km) |
---|
757 | ! ii0 = 56 ; ii1 = 56 ! Timor Passage (e1v = 20 km) |
---|
758 | ! ij0 = 124 + isrow ; ij1 = 145 - isrow |
---|
759 | ! ! Timor Passage (e1v = 20 km) |
---|
760 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 20.e3 |
---|
761 | ! CALL logger_info('orca_r1: Timor Passage : e1v reduced to 20 km') |
---|
762 | ! |
---|
763 | ! ! West Halmahera Strait (e1v = 30 km) |
---|
764 | ! ii0 = 55 ; ii1 = 55 ! West Halmahera Strait (e1v = 30 km) |
---|
765 | ! ij0 = 141 + isrow ; ij1 = 182 - isrow |
---|
766 | ! ! West Halmahera Strait (e1v = 30 km) |
---|
767 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 30.e3 |
---|
768 | ! CALL logger_info('orca_r1: W Halmahera : e1v reduced to 30 km') |
---|
769 | ! |
---|
770 | ! ! East Halmahera Strait (e1v = 50 km) |
---|
771 | ! ii0 = 58 ; ii1 = 58 ! East Halmahera Strait (e1v = 50 km) |
---|
772 | ! ij0 = 141 + isrow ; ij1 = 182 - isrow |
---|
773 | ! ! East Halmahera Strait (e1v = 50 km) |
---|
774 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 50.e3 |
---|
775 | ! CALL logger_info('orca_r1: E Halmahera : e1v reduced to 50 km') |
---|
776 | ! |
---|
777 | ! ENDIF |
---|
778 | ! |
---|
779 | ! ! ORCA R05 configuration |
---|
780 | ! IF( TRIM(td_nam%c_cfg) == "orca" .AND. td_nam%i_cfg == 05 ) THEN |
---|
781 | ! |
---|
782 | ! ! Gibraltar Strait (e2u = 20 km) |
---|
783 | ! ii0 = 563 ; ii1 = 564 ! Gibraltar Strait (e2u = 20 km) |
---|
784 | ! ij0 = 327 ; ij1 = 327 |
---|
785 | ! ! Gibraltar Strait (e2u = 20 km) |
---|
786 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 20.e3 |
---|
787 | ! CALL logger_info('orca_r05: Reduced e2u at the Gibraltar Strait') |
---|
788 | ! ! |
---|
789 | ! ! Bosphore Strait (e2u = 10 km) |
---|
790 | ! ii0 = 627 ; ii1 = 628 ! Bosphore Strait (e2u = 10 km) |
---|
791 | ! ij0 = 343 ; ij1 = 343 |
---|
792 | ! ! Bosphore Strait (e2u = 10 km) |
---|
793 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 10.e3 |
---|
794 | ! CALL logger_info('orca_r05: Reduced e2u at the Bosphore Strait') |
---|
795 | ! ! |
---|
796 | ! ! Sumba Strait (e2u = 40 km) |
---|
797 | ! ii0 = 93 ; ii1 = 94 ! Sumba Strait (e2u = 40 km) |
---|
798 | ! ij0 = 232 ; ij1 = 232 |
---|
799 | ! ! Sumba Strait (e2u = 40 km) |
---|
800 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 40.e3 |
---|
801 | ! CALL logger_info('orca_r05: Reduced e2u at the Sumba Strait') |
---|
802 | ! ! |
---|
803 | ! ! Ombai Strait (e2u = 15 km) |
---|
804 | ! ii0 = 103 ; ii1 = 103 ! Ombai Strait (e2u = 15 km) |
---|
805 | ! ij0 = 232 ; ij1 = 232 |
---|
806 | ! ! Ombai Strait (e2u = 15 km) |
---|
807 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 15.e3 |
---|
808 | ! CALL logger_info('orca_r05: Reduced e2u at the Ombai Strait') |
---|
809 | ! ! |
---|
810 | ! ! Palk Strait (e2u = 10 km) |
---|
811 | ! ii0 = 15 ; ii1 = 15 ! Palk Strait (e2u = 10 km) |
---|
812 | ! ij0 = 270 ; ij1 = 270 |
---|
813 | ! ! Palk Strait (e2u = 10 km) |
---|
814 | ! tg_e2u%d_value(ii0:ii1,ij0:ij1,1,1) = 10.e3 |
---|
815 | ! CALL logger_info('orca_r05: Reduced e2u at the Palk Strait') |
---|
816 | ! ! |
---|
817 | ! ! Lombok Strait (e1v = 10 km) |
---|
818 | ! ii0 = 87 ; ii1 = 87 ! Lombok Strait (e1v = 10 km) |
---|
819 | ! ij0 = 232 ; ij1 = 233 |
---|
820 | ! ! Lombok Strait (e1v = 10 km) |
---|
821 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 10.e3 |
---|
822 | ! CALL logger_info('orca_r05: Reduced e1v at the Lombok Strait') |
---|
823 | ! ! |
---|
824 | ! ! |
---|
825 | ! ! Bab el Mandeb (e1v = 25 km) |
---|
826 | ! ii0 = 662 ; ii1 = 662 ! Bab el Mandeb (e1v = 25 km) |
---|
827 | ! ij0 = 276 ; ij1 = 276 |
---|
828 | ! ! Bab el Mandeb (e1v = 25 km) |
---|
829 | ! tg_e1v%d_value(ii0:ii1,ij0:ij1,1,1) = 25.e3 |
---|
830 | ! CALL logger_info('orca_r05: Reduced e1v at the Bab el Mandeb') |
---|
831 | ! |
---|
832 | ! ENDIF |
---|
833 | |
---|
834 | END SUBROUTINE grid_hgr__fill_curv |
---|
835 | !------------------------------------------------------------------- |
---|
836 | !> @brief This subroutine fill horizontal mesh (hgr structure) |
---|
837 | !> for case of geographical mesh on the sphere with regular grid-spacing |
---|
838 | !> |
---|
839 | !> @author J.Paul |
---|
840 | !> @date September, 2015 - Initial version |
---|
841 | !> |
---|
842 | !> @param[in] td_nam |
---|
843 | !> @param[in] jpi |
---|
844 | !> @param[in] jpj |
---|
845 | !------------------------------------------------------------------- |
---|
846 | SUBROUTINE grid_hgr__fill_reg(td_nam,jpi,jpj) |
---|
847 | IMPLICIT NONE |
---|
848 | ! Argument |
---|
849 | TYPE(TNAMH), INTENT(IN) :: td_nam |
---|
850 | INTEGER(i4), INTENT(IN) :: jpi |
---|
851 | INTEGER(i4), INTENT(IN) :: jpj |
---|
852 | |
---|
853 | ! local variable |
---|
854 | REAL(dp) :: zti, zui, zvi, zfi ! local scalars |
---|
855 | REAL(dp) :: ztj, zuj, zvj, zfj ! |
---|
856 | |
---|
857 | ! loop indices |
---|
858 | INTEGER(i4) :: ji |
---|
859 | INTEGER(i4) :: jj |
---|
860 | !---------------------------------------------------------------- |
---|
861 | |
---|
862 | CALL logger_info('GRID HGR FILL : geographical mesh on the sphere with'//& |
---|
863 | & ' regular grid-spacing given by ppe1_deg and ppe2_deg') |
---|
864 | |
---|
865 | DO jj = 1, jpj |
---|
866 | DO ji = 1, jpi |
---|
867 | zti = FLOAT( ji - 1 ) ; ztj = FLOAT( jj - 1 ) |
---|
868 | zui = FLOAT( ji - 1 ) + 0.5 ; zuj = FLOAT( jj - 1 ) |
---|
869 | zvi = FLOAT( ji - 1 ) ; zvj = FLOAT( jj - 1 ) + 0.5 |
---|
870 | zfi = FLOAT( ji - 1 ) + 0.5 ; zfj = FLOAT( jj - 1 ) + 0.5 |
---|
871 | ! Longitude |
---|
872 | tg_glamt%d_value(ji,jj,1,1) = td_nam%d_ppglam0 + td_nam%d_ppe1_deg * zti |
---|
873 | tg_glamu%d_value(ji,jj,1,1) = td_nam%d_ppglam0 + td_nam%d_ppe1_deg * zui |
---|
874 | tg_glamv%d_value(ji,jj,1,1) = td_nam%d_ppglam0 + td_nam%d_ppe1_deg * zvi |
---|
875 | tg_glamf%d_value(ji,jj,1,1) = td_nam%d_ppglam0 + td_nam%d_ppe1_deg * zfi |
---|
876 | ! Latitude |
---|
877 | tg_gphit%d_value(ji,jj,1,1) = td_nam%d_ppgphi0 + td_nam%d_ppe2_deg * ztj |
---|
878 | tg_gphiu%d_value(ji,jj,1,1) = td_nam%d_ppgphi0 + td_nam%d_ppe2_deg * zuj |
---|
879 | tg_gphiv%d_value(ji,jj,1,1) = td_nam%d_ppgphi0 + td_nam%d_ppe2_deg * zvj |
---|
880 | tg_gphif%d_value(ji,jj,1,1) = td_nam%d_ppgphi0 + td_nam%d_ppe2_deg * zfj |
---|
881 | ! e1 |
---|
882 | tg_e1t%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphit%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
883 | tg_e1u%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphiu%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
884 | tg_e1v%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphiv%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
885 | tg_e1f%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphif%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
886 | ! e2 |
---|
887 | tg_e2t%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * td_nam%d_ppe2_deg |
---|
888 | tg_e2u%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * td_nam%d_ppe2_deg |
---|
889 | tg_e2v%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * td_nam%d_ppe2_deg |
---|
890 | tg_e2f%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * td_nam%d_ppe2_deg |
---|
891 | END DO |
---|
892 | END DO |
---|
893 | |
---|
894 | END SUBROUTINE grid_hgr__fill_reg |
---|
895 | !------------------------------------------------------------------- |
---|
896 | !> @brief This subroutine fill horizontal mesh (hgr structure) |
---|
897 | !> for case of f- or beta-plane with regular grid-spacing |
---|
898 | !> |
---|
899 | !> @author J.Paul |
---|
900 | !> @date September, 2015 - Initial version |
---|
901 | !> |
---|
902 | !> @param[in] td_nam |
---|
903 | !> @param[in] jpi |
---|
904 | !> @param[in] jpj |
---|
905 | !------------------------------------------------------------------- |
---|
906 | SUBROUTINE grid_hgr__fill_plan(td_nam,jpi,jpj) |
---|
907 | IMPLICIT NONE |
---|
908 | ! Argument |
---|
909 | TYPE(TNAMH), INTENT(IN) :: td_nam |
---|
910 | INTEGER(i4), INTENT(IN) :: jpi |
---|
911 | INTEGER(i4), INTENT(IN) :: jpj |
---|
912 | |
---|
913 | ! local variable |
---|
914 | REAL(dp) :: dl_glam0 |
---|
915 | REAL(dp) :: dl_gphi0 |
---|
916 | |
---|
917 | ! loop indices |
---|
918 | INTEGER(i4) :: ji |
---|
919 | INTEGER(i4) :: jj |
---|
920 | !---------------------------------------------------------------- |
---|
921 | |
---|
922 | CALL logger_info('GRID HGR FILL : f- or beta-plane with regular'//& |
---|
923 | & ' grid-spacing given by ppe1_deg and ppe2_deg') |
---|
924 | ! & ' grid-spacing given by ppe1_m and ppe2_m') |
---|
925 | |
---|
926 | ! Position coordinates (in kilometers) |
---|
927 | ! ========== |
---|
928 | dl_glam0 = 0.e0 |
---|
929 | dl_gphi0 = - td_nam%d_ppe2_deg * 1.e-3 |
---|
930 | ! dl_gphi0 = - td_nam%d_ppe2_m * 1.e-3 |
---|
931 | |
---|
932 | ! |
---|
933 | DO jj = 1, jpj |
---|
934 | DO ji = 1, jpi |
---|
935 | ! tg_glamt%d_value(ji,jj,1,1) = dl_glam0 + td_nam%d_ppe1_m * 1.e-3 * ( FLOAT( ji - 1 ) ) |
---|
936 | ! tg_glamu%d_value(ji,jj,1,1) = dl_glam0 + td_nam%d_ppe1_m * 1.e-3 * ( FLOAT( ji - 1 ) + 0.5 ) |
---|
937 | tg_glamt%d_value(ji,jj,1,1) = dl_glam0 + td_nam%d_ppe1_deg * 1.e-3 * ( FLOAT( ji - 1 ) ) |
---|
938 | tg_glamu%d_value(ji,jj,1,1) = dl_glam0 + td_nam%d_ppe1_deg * 1.e-3 * ( FLOAT( ji - 1 ) + 0.5 ) |
---|
939 | tg_glamv%d_value(ji,jj,1,1) = tg_glamt%d_value(ji,jj,1,1) |
---|
940 | tg_glamf%d_value(ji,jj,1,1) = tg_glamu%d_value(ji,jj,1,1) |
---|
941 | |
---|
942 | !tg_gphit%d_value(ji,jj,1,1) = dl_gphi0 + td_nam%d_ppe2_m * 1.e-3 * ( FLOAT( jj - 1 ) ) |
---|
943 | tg_gphit%d_value(ji,jj,1,1) = dl_gphi0 + td_nam%d_ppe2_deg * 1.e-3 * ( FLOAT( jj - 1 ) ) |
---|
944 | tg_gphiu%d_value(ji,jj,1,1) = tg_gphit%d_value(ji,jj,1,1) |
---|
945 | !tg_gphiv%d_value(ji,jj,1,1) = dl_gphi0 + td_nam%d_ppe2_m * 1.e-3 * ( FLOAT( jj - 1 ) + 0.5 ) |
---|
946 | tg_gphiv%d_value(ji,jj,1,1) = dl_gphi0 + td_nam%d_ppe2_deg * 1.e-3 * ( FLOAT( jj - 1 ) + 0.5 ) |
---|
947 | tg_gphif%d_value(ji,jj,1,1) = tg_gphiv%d_value(ji,jj,1,1) |
---|
948 | END DO |
---|
949 | END DO |
---|
950 | |
---|
951 | ! Horizontal scale factors (in meters) |
---|
952 | ! ====== |
---|
953 | ! tg_e1t%d_value(:,:,1,1) = td_nam%d_ppe1_m |
---|
954 | ! tg_e1u%d_value(:,:,1,1) = td_nam%d_ppe1_m |
---|
955 | ! tg_e1v%d_value(:,:,1,1) = td_nam%d_ppe1_m |
---|
956 | ! tg_e1f%d_value(:,:,1,1) = td_nam%d_ppe1_m |
---|
957 | tg_e1t%d_value(:,:,1,1) = td_nam%d_ppe1_deg |
---|
958 | tg_e1u%d_value(:,:,1,1) = td_nam%d_ppe1_deg |
---|
959 | tg_e1v%d_value(:,:,1,1) = td_nam%d_ppe1_deg |
---|
960 | tg_e1f%d_value(:,:,1,1) = td_nam%d_ppe1_deg |
---|
961 | |
---|
962 | ! tg_e2t%d_value(:,:,1,1) = td_nam%d_ppe2_m |
---|
963 | ! tg_e2u%d_value(:,:,1,1) = td_nam%d_ppe2_m |
---|
964 | ! tg_e2v%d_value(:,:,1,1) = td_nam%d_ppe2_m |
---|
965 | ! tg_e2f%d_value(:,:,1,1) = td_nam%d_ppe2_m |
---|
966 | tg_e2t%d_value(:,:,1,1) = td_nam%d_ppe2_deg |
---|
967 | tg_e2u%d_value(:,:,1,1) = td_nam%d_ppe2_deg |
---|
968 | tg_e2v%d_value(:,:,1,1) = td_nam%d_ppe2_deg |
---|
969 | tg_e2f%d_value(:,:,1,1) = td_nam%d_ppe2_deg |
---|
970 | |
---|
971 | END SUBROUTINE grid_hgr__fill_plan |
---|
972 | !------------------------------------------------------------------- |
---|
973 | !> @brief This subroutine fill horizontal mesh (hgr structure) |
---|
974 | !> for case of geographical mesh on the sphere, isotropic MERCATOR type |
---|
975 | !> |
---|
976 | !> @author J.Paul |
---|
977 | !> @date September, 2015 - Initial version |
---|
978 | !> |
---|
979 | !> @param[in] td_nam |
---|
980 | !> @param[in] jpi |
---|
981 | !> @param[in] jpj |
---|
982 | !------------------------------------------------------------------- |
---|
983 | SUBROUTINE grid_hgr__fill_merc(td_nam,jpi,jpj) |
---|
984 | IMPLICIT NONE |
---|
985 | ! Argument |
---|
986 | TYPE(TNAMH), INTENT(IN) :: td_nam |
---|
987 | INTEGER(i4), INTENT(IN) :: jpi |
---|
988 | INTEGER(i4), INTENT(IN) :: jpj |
---|
989 | |
---|
990 | ! local variable |
---|
991 | INTEGER :: ijeq ! index of equator T point (used in case 4) |
---|
992 | |
---|
993 | REAL(dp) :: zti, zui, zvi, zfi ! local scalars |
---|
994 | REAL(dp) :: ztj, zuj, zvj, zfj ! |
---|
995 | REAL(dp) :: zarg |
---|
996 | |
---|
997 | ! loop indices |
---|
998 | INTEGER(i4) :: ji |
---|
999 | INTEGER(i4) :: jj |
---|
1000 | !---------------------------------------------------------------- |
---|
1001 | |
---|
1002 | CALL logger_info('GRID HGR FILL : geographical mesh on the sphere, '//& |
---|
1003 | & 'MERCATOR type longitudinal/latitudinal spacing given by ppe1_deg') |
---|
1004 | |
---|
1005 | IF( td_nam%d_ppgphi0 == -90 )THEN |
---|
1006 | CALL logger_fatal(' Mercator grid cannot start at south pole !!!! ' ) |
---|
1007 | ENDIF |
---|
1008 | |
---|
1009 | ! Find index corresponding to the equator, given the grid spacing e1_deg |
---|
1010 | ! and the (approximate) southern latitude ppgphi0. |
---|
1011 | ! This way we ensure that the equator is at a "T / U" point, when in the domain. |
---|
1012 | ! The formula should work even if the equator is outside the domain. |
---|
1013 | zarg = dp_pi / 4. - dp_pi / 180. * td_nam%d_ppgphi0 / 2. |
---|
1014 | ijeq = ABS( 180./dp_pi * LOG( COS( zarg ) / SIN( zarg ) ) / td_nam%d_ppe1_deg ) |
---|
1015 | IF( td_nam%d_ppgphi0 > 0 ) ijeq = -ijeq |
---|
1016 | |
---|
1017 | CALL logger_info('Index of the equator on the MERCATOR grid: '//TRIM(fct_str(ijeq))) |
---|
1018 | |
---|
1019 | DO jj = 1, jpj |
---|
1020 | DO ji = 1, jpi |
---|
1021 | zti = FLOAT( ji - 1 ) ; ztj = FLOAT( jj - ijeq ) |
---|
1022 | zui = FLOAT( ji - 1 ) + 0.5 ; zuj = FLOAT( jj - ijeq ) |
---|
1023 | zvi = FLOAT( ji - 1 ) ; zvj = FLOAT( jj - ijeq ) + 0.5 |
---|
1024 | zfi = FLOAT( ji - 1 ) + 0.5 ; zfj = FLOAT( jj - ijeq ) + 0.5 |
---|
1025 | ! Longitude |
---|
1026 | tg_glamt%d_value(ji,jj,1,1) = td_nam%d_ppglam0 + td_nam%d_ppe1_deg * zti |
---|
1027 | tg_glamu%d_value(ji,jj,1,1) = td_nam%d_ppglam0 + td_nam%d_ppe1_deg * zui |
---|
1028 | tg_glamv%d_value(ji,jj,1,1) = td_nam%d_ppglam0 + td_nam%d_ppe1_deg * zvi |
---|
1029 | tg_glamf%d_value(ji,jj,1,1) = td_nam%d_ppglam0 + td_nam%d_ppe1_deg * zfi |
---|
1030 | ! Latitude |
---|
1031 | tg_gphit%d_value(ji,jj,1,1) = 1./dp_deg2rad * ASIN ( TANH( td_nam%d_ppe1_deg *dp_deg2rad* ztj ) ) |
---|
1032 | tg_gphiu%d_value(ji,jj,1,1) = 1./dp_deg2rad * ASIN ( TANH( td_nam%d_ppe1_deg *dp_deg2rad* zuj ) ) |
---|
1033 | tg_gphiv%d_value(ji,jj,1,1) = 1./dp_deg2rad * ASIN ( TANH( td_nam%d_ppe1_deg *dp_deg2rad* zvj ) ) |
---|
1034 | tg_gphif%d_value(ji,jj,1,1) = 1./dp_deg2rad * ASIN ( TANH( td_nam%d_ppe1_deg *dp_deg2rad* zfj ) ) |
---|
1035 | ! e1 |
---|
1036 | tg_e1t%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphit%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
1037 | tg_e1u%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphiu%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
1038 | tg_e1v%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphiv%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
1039 | tg_e1f%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphif%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
1040 | ! e2 |
---|
1041 | tg_e2t%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphit%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
1042 | tg_e2u%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphiu%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
1043 | tg_e2v%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphiv%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
1044 | tg_e2f%d_value(ji,jj,1,1) = dp_rearth * dp_deg2rad * COS( dp_deg2rad * tg_gphif%d_value(ji,jj,1,1) ) * td_nam%d_ppe1_deg |
---|
1045 | END DO |
---|
1046 | END DO |
---|
1047 | |
---|
1048 | END SUBROUTINE grid_hgr__fill_merc |
---|
1049 | !------------------------------------------------------------------- |
---|
1050 | !> @brief This subroutine fill horizontal mesh (hgr structure) |
---|
1051 | !> for case of beta-plane with regular grid-spacing and rotated domain (GYRE configuration) |
---|
1052 | !> |
---|
1053 | !> @author J.Paul |
---|
1054 | !> @date September, 2015 - Initial version |
---|
1055 | !> |
---|
1056 | !> @param[in] td_nam |
---|
1057 | !> @param[in] jpi |
---|
1058 | !> @param[in] jpj |
---|
1059 | !------------------------------------------------------------------- |
---|
1060 | SUBROUTINE grid_hgr__fill_gyre(td_nam,jpi,jpj) |
---|
1061 | IMPLICIT NONE |
---|
1062 | ! Argument |
---|
1063 | TYPE(TNAMH), INTENT(IN) :: td_nam |
---|
1064 | INTEGER(i4), INTENT(IN) :: jpi |
---|
1065 | INTEGER(i4), INTENT(IN) :: jpj |
---|
1066 | |
---|
1067 | ! local variable |
---|
1068 | REAL(dp) :: zlam1, zcos_alpha, zim1 , zjm1 , ze1, ze1deg |
---|
1069 | REAL(dp) :: zphi1, zsin_alpha, zim05, zjm05 |
---|
1070 | |
---|
1071 | REAL(dp) :: dl_glam0 |
---|
1072 | REAL(dp) :: dl_gphi0 |
---|
1073 | |
---|
1074 | ! loop indices |
---|
1075 | INTEGER(i4) :: ji |
---|
1076 | INTEGER(i4) :: jj |
---|
1077 | !---------------------------------------------------------------- |
---|
1078 | |
---|
1079 | CALL logger_info('GRID HGR FILL : beta-plane with regular grid-spacing '//& |
---|
1080 | & 'and rotated domain (GYRE configuration)') |
---|
1081 | |
---|
1082 | ! Position coordinates (in kilometers) |
---|
1083 | ! |
---|
1084 | ! angle 45deg and ze1=106.e+3 / jp_cfg forced -> zlam1 = -85deg, zphi1 = 29degN |
---|
1085 | zlam1 = -85 |
---|
1086 | zphi1 = 29 |
---|
1087 | ! resolution in meters |
---|
1088 | ze1 = 106000. / FLOAT(td_nam%i_cfg) |
---|
1089 | ! benchmark: forced the resolution to be about 100 km |
---|
1090 | IF( td_nam%l_bench ) ze1 = 106000.e0 |
---|
1091 | zsin_alpha = - SQRT( 2. ) / 2. |
---|
1092 | zcos_alpha = SQRT( 2. ) / 2. |
---|
1093 | ze1deg = ze1 / (dp_rearth * dp_deg2rad) |
---|
1094 | dl_glam0 = zlam1 + zcos_alpha * ze1deg * FLOAT( jpj-2 ) |
---|
1095 | dl_gphi0 = zphi1 + zsin_alpha * ze1deg * FLOAT( jpj-2 ) |
---|
1096 | |
---|
1097 | DO jj = 1, jpj |
---|
1098 | DO ji = 1, jpi |
---|
1099 | zim1 = FLOAT( ji - 1 ) ; zim05 = FLOAT( ji ) - 1.5 |
---|
1100 | zjm1 = FLOAT( jj - 1 ) ; zjm05 = FLOAT( jj ) - 1.5 |
---|
1101 | |
---|
1102 | tg_glamf%d_value(ji,jj,1,1) = dl_glam0 & |
---|
1103 | & + zim1 * ze1deg * zcos_alpha & |
---|
1104 | & + zjm1 * ze1deg * zsin_alpha |
---|
1105 | tg_gphif%d_value(ji,jj,1,1) = dl_gphi0 & |
---|
1106 | & - zim1 * ze1deg * zsin_alpha & |
---|
1107 | & + zjm1 * ze1deg * zcos_alpha |
---|
1108 | |
---|
1109 | tg_glamt%d_value(ji,jj,1,1) = dl_glam0 & |
---|
1110 | & + zim05 * ze1deg * zcos_alpha & |
---|
1111 | & + zjm05 * ze1deg * zsin_alpha |
---|
1112 | tg_gphit%d_value(ji,jj,1,1) = dl_gphi0 & |
---|
1113 | & - zim05 * ze1deg * zsin_alpha & |
---|
1114 | & + zjm05 * ze1deg * zcos_alpha |
---|
1115 | |
---|
1116 | tg_glamu%d_value(ji,jj,1,1) = dl_glam0 & |
---|
1117 | & + zim1 * ze1deg * zcos_alpha & |
---|
1118 | & + zjm05 * ze1deg * zsin_alpha |
---|
1119 | tg_gphiu%d_value(ji,jj,1,1) = dl_gphi0 & |
---|
1120 | & - zim1 * ze1deg * zsin_alpha & |
---|
1121 | & + zjm05 * ze1deg * zcos_alpha |
---|
1122 | |
---|
1123 | tg_glamv%d_value(ji,jj,1,1) = dl_glam0 & |
---|
1124 | & + zim05 * ze1deg * zcos_alpha & |
---|
1125 | & + zjm1 * ze1deg * zsin_alpha |
---|
1126 | tg_gphiv%d_value(ji,jj,1,1) = dl_gphi0 & |
---|
1127 | & - zim05 * ze1deg * zsin_alpha & |
---|
1128 | & + zjm1 * ze1deg * zcos_alpha |
---|
1129 | |
---|
1130 | END DO |
---|
1131 | END DO |
---|
1132 | |
---|
1133 | ! Horizontal scale factors (in meters) |
---|
1134 | ! ====== |
---|
1135 | tg_e1t%d_value(:,:,1,1) = ze1 |
---|
1136 | tg_e1u%d_value(:,:,1,1) = ze1 |
---|
1137 | tg_e1v%d_value(:,:,1,1) = ze1 |
---|
1138 | tg_e1f%d_value(:,:,1,1) = ze1 |
---|
1139 | |
---|
1140 | tg_e2t%d_value(:,:,1,1) = ze1 |
---|
1141 | tg_e2u%d_value(:,:,1,1) = ze1 |
---|
1142 | tg_e2v%d_value(:,:,1,1) = ze1 |
---|
1143 | tg_e2f%d_value(:,:,1,1) = ze1 |
---|
1144 | |
---|
1145 | END SUBROUTINE grid_hgr__fill_gyre |
---|
1146 | !------------------------------------------------------------------- |
---|
1147 | !> @brief This subroutine fill coriolis factor |
---|
1148 | !> |
---|
1149 | !> @author J.Paul |
---|
1150 | !> @date September, 2015 - Initial version |
---|
1151 | !> @date October, 2016 |
---|
1152 | !> - compute coriolis factor at f-point and at t-point |
---|
1153 | !> |
---|
1154 | !> @param[in] td_nam |
---|
1155 | !> @param[in] jpi |
---|
1156 | ! @param[in] jpj |
---|
1157 | !------------------------------------------------------------------- |
---|
1158 | SUBROUTINE grid_hgr__fill_coriolis(td_nam,jpi)!,jpj) |
---|
1159 | IMPLICIT NONE |
---|
1160 | ! Argument |
---|
1161 | TYPE(TNAMH), INTENT(IN) :: td_nam |
---|
1162 | INTEGER(i4), INTENT(IN) :: jpi |
---|
1163 | ! INTEGER(i4), INTENT(IN) :: jpj |
---|
1164 | |
---|
1165 | ! local variable |
---|
1166 | REAL(dp) :: zbeta |
---|
1167 | REAL(dp) :: zphi0 |
---|
1168 | REAL(dp) :: zf0 |
---|
1169 | |
---|
1170 | ! loop indices |
---|
1171 | !---------------------------------------------------------------- |
---|
1172 | |
---|
1173 | ! Coriolis factor |
---|
1174 | SELECT CASE( td_nam%i_mshhgr ) ! type of horizontal mesh |
---|
1175 | |
---|
1176 | CASE ( 0, 1, 4 ) ! mesh on the sphere |
---|
1177 | |
---|
1178 | tg_ff_f%d_value(:,:,1,1) = 2. * dp_omega * SIN(dp_deg2rad * tg_gphif%d_value(:,:,1,1)) |
---|
1179 | tg_ff_t%d_value(:,:,1,1) = 2. * dp_omega * SIN(dp_deg2rad * tg_gphit%d_value(:,:,1,1)) ! at t-point |
---|
1180 | |
---|
1181 | CASE ( 2 ) ! f-plane at ppgphi0 |
---|
1182 | |
---|
1183 | tg_ff_f%d_value(:,:,1,1) = 2. * dp_omega * SIN( dp_deg2rad * td_nam%d_ppgphi0 ) |
---|
1184 | tg_ff_t%d_value(:,:,1,1) = 2. * dp_omega * SIN( dp_deg2rad * td_nam%d_ppgphi0 ) |
---|
1185 | CALL logger_info('f-plane: Coriolis parameter = constant = '//& |
---|
1186 | & TRIM(fct_str(tg_ff_f%d_value(1,1,1,1))) ) |
---|
1187 | |
---|
1188 | CASE ( 3 ) ! beta-plane |
---|
1189 | |
---|
1190 | ! beta at latitude ppgphi0 |
---|
1191 | zbeta = 2. * dp_omega * COS( dp_deg2rad * td_nam%d_ppgphi0 ) / dp_rearth |
---|
1192 | ! latitude of the first row F-points |
---|
1193 | ! zphi0 = td_nam%d_ppgphi0 - FLOAT( jpi/2 ) * td_nam%d_ppe2_m / ( dp_rearth * dp_deg2rad ) |
---|
1194 | zphi0 = td_nam%d_ppgphi0 - FLOAT( jpi/2 ) * td_nam%d_ppe2_deg / ( dp_rearth * dp_deg2rad ) |
---|
1195 | |
---|
1196 | ! compute f0 1st point south |
---|
1197 | zf0 = 2. * dp_omega * SIN( dp_deg2rad * zphi0 ) |
---|
1198 | ! f = f0 +beta* y ( y=0 at south) |
---|
1199 | tg_ff_f%d_value(:,:,1,1) = zf0 + zbeta * tg_gphif%d_value(:,:,1,1) * 1.e3 |
---|
1200 | tg_ff_t%d_value(:,:,1,1) = zf0 + zbeta * tg_gphit%d_value(:,:,1,1) * 1.e3 |
---|
1201 | |
---|
1202 | CASE ( 5 ) ! beta-plane and rotated domain (gyre configuration) |
---|
1203 | |
---|
1204 | ! beta at latitude ppgphi0 |
---|
1205 | zbeta = 2. * dp_omega * COS( dp_deg2rad * td_nam%d_ppgphi0 ) / dp_rearth |
---|
1206 | ! latitude of the first row F-points |
---|
1207 | zphi0 = 15.e0 |
---|
1208 | ! compute f0 1st point south |
---|
1209 | zf0 = 2. * dp_omega * SIN( dp_deg2rad * zphi0 ) |
---|
1210 | |
---|
1211 | ! f = f0 +beta* y ( y=0 at south) |
---|
1212 | tg_ff_f%d_value(:,:,1,1) = ( zf0 + zbeta * ABS( tg_gphif%d_value(:,:,1,1) - zphi0 ) & |
---|
1213 | & * dp_deg2rad * dp_rearth ) |
---|
1214 | tg_ff_t%d_value(:,:,1,1) = ( zf0 + zbeta * ABS( tg_gphit%d_value(:,:,1,1) - zphi0 ) & |
---|
1215 | & * dp_deg2rad * dp_rearth ) |
---|
1216 | |
---|
1217 | END SELECT |
---|
1218 | |
---|
1219 | END SUBROUTINE grid_hgr__fill_coriolis |
---|
1220 | !!---------------------------------------------------------------------- |
---|
1221 | !! @brief This subroutine compute angles between model grid lines and the North direction |
---|
1222 | !> |
---|
1223 | !> @details |
---|
1224 | !> ** Method : |
---|
1225 | !> |
---|
1226 | !> ** Action : Compute (gsint, gcost, gsinu, gcosu, gsinv, gcosv, gsinf, gcosf) arrays: |
---|
1227 | !> sinus and cosinus of the angle between the north-south axe and the |
---|
1228 | !> j-direction at t, u, v and f-points |
---|
1229 | !> |
---|
1230 | !> History : |
---|
1231 | !> 7.0 ! 96-07 (O. Marti ) Original code |
---|
1232 | !> 8.0 ! 98-06 (G. Madec ) |
---|
1233 | !> 8.5 ! 98-06 (G. Madec ) Free form, F90 + opt. |
---|
1234 | !> 9.2 ! 07-04 (S. Masson) Add T, F points and bugfix in cos lateral boundary |
---|
1235 | !> |
---|
1236 | !> @author J.Paul |
---|
1237 | !> @date September, 2015 - rewrite from geo2ocean |
---|
1238 | !> |
---|
1239 | !> @param[in] td_nam |
---|
1240 | !> @param[in] jpi |
---|
1241 | !> @param[in] jpj |
---|
1242 | !!---------------------------------------------------------------------- |
---|
1243 | SUBROUTINE grid_hgr__angle(td_nam, jpi,jpj) |
---|
1244 | IMPLICIT NONE |
---|
1245 | ! Argument |
---|
1246 | TYPE(TNAMH), INTENT(IN) :: td_nam |
---|
1247 | INTEGER(i4), INTENT(IN) :: jpi |
---|
1248 | INTEGER(i4), INTENT(IN) :: jpj |
---|
1249 | |
---|
1250 | ! local variable |
---|
1251 | REAL(dp) :: zlam, zphi |
---|
1252 | REAL(dp) :: zlan, zphh |
---|
1253 | REAL(dp) :: zxnpt, zynpt, znnpt ! x,y components and norm of the vector: T point to North Pole |
---|
1254 | REAL(dp) :: zxnpu, zynpu, znnpu ! x,y components and norm of the vector: U point to North Pole |
---|
1255 | REAL(dp) :: zxnpv, zynpv, znnpv ! x,y components and norm of the vector: V point to North Pole |
---|
1256 | REAL(dp) :: zxnpf, zynpf, znnpf ! x,y components and norm of the vector: F point to North Pole |
---|
1257 | REAL(dp) :: zxvvt, zyvvt, znvvt ! x,y components and norm of the vector: between V points below and above a T point |
---|
1258 | REAL(dp) :: zxffu, zyffu, znffu ! x,y components and norm of the vector: between F points below and above a U point |
---|
1259 | REAL(dp) :: zxffv, zyffv, znffv ! x,y components and norm of the vector: between F points left and right a V point |
---|
1260 | REAL(dp) :: zxuuf, zyuuf, znuuf ! x,y components and norm of the vector: between U points below and above a F point |
---|
1261 | |
---|
1262 | ! loop indices |
---|
1263 | INTEGER(i4) :: ji |
---|
1264 | INTEGER(i4) :: jj |
---|
1265 | !!---------------------------------------------------------------------- |
---|
1266 | |
---|
1267 | ! ============================= ! |
---|
1268 | ! Compute the cosinus and sinus ! |
---|
1269 | ! ============================= ! |
---|
1270 | ! (computation done on the north stereographic polar plane) |
---|
1271 | |
---|
1272 | DO jj = 2, jpj-1 |
---|
1273 | !CDIR NOVERRCHK |
---|
1274 | DO ji = 2, jpi ! vector opt. |
---|
1275 | |
---|
1276 | ! north pole direction & modulous (at t-point) |
---|
1277 | zlam = tg_glamt%d_value(ji,jj,1,1) |
---|
1278 | zphi = tg_gphit%d_value(ji,jj,1,1) |
---|
1279 | zxnpt = 0._dp - 2._dp * COS( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) |
---|
1280 | zynpt = 0._dp - 2._dp * SIN( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) |
---|
1281 | znnpt = zxnpt*zxnpt + zynpt*zynpt |
---|
1282 | |
---|
1283 | ! north pole direction & modulous (at u-point) |
---|
1284 | zlam = tg_glamu%d_value(ji,jj,1,1) |
---|
1285 | zphi = tg_gphiu%d_value(ji,jj,1,1) |
---|
1286 | zxnpu = 0._dp - 2._dp * COS( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) |
---|
1287 | zynpu = 0._dp - 2._dp * SIN( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) |
---|
1288 | znnpu = zxnpu*zxnpu + zynpu*zynpu |
---|
1289 | |
---|
1290 | ! north pole direction & modulous (at v-point) |
---|
1291 | zlam = tg_glamv%d_value(ji,jj,1,1) |
---|
1292 | zphi = tg_gphiv%d_value(ji,jj,1,1) |
---|
1293 | zxnpv = 0._dp - 2._dp * COS( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) |
---|
1294 | zynpv = 0._dp - 2._dp * SIN( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) |
---|
1295 | znnpv = zxnpv*zxnpv + zynpv*zynpv |
---|
1296 | |
---|
1297 | ! north pole direction & modulous (at f-point) |
---|
1298 | zlam = tg_glamf%d_value(ji,jj,1,1) |
---|
1299 | zphi = tg_gphif%d_value(ji,jj,1,1) |
---|
1300 | zxnpf = 0._dp - 2._dp * COS( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) |
---|
1301 | zynpf = 0._dp - 2._dp * SIN( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) |
---|
1302 | znnpf = zxnpf*zxnpf + zynpf*zynpf |
---|
1303 | |
---|
1304 | ! j-direction: v-point segment direction (around t-point) |
---|
1305 | zlam = tg_glamv%d_value(ji,jj ,1,1) |
---|
1306 | zphi = tg_gphiv%d_value(ji,jj ,1,1) |
---|
1307 | zlan = tg_glamv%d_value(ji,jj-1,1,1) |
---|
1308 | zphh = tg_gphiv%d_value(ji,jj-1,1,1) |
---|
1309 | zxvvt = 2._dp * COS( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) & |
---|
1310 | & - 2._dp * COS( dp_deg2rad*zlan ) * TAN( dp_pi/4._dp - dp_deg2rad*zphh/2._dp ) |
---|
1311 | zyvvt = 2._dp * SIN( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) & |
---|
1312 | & - 2._dp * SIN( dp_deg2rad*zlan ) * TAN( dp_pi/4._dp - dp_deg2rad*zphh/2._dp ) |
---|
1313 | znvvt = SQRT( znnpt * ( zxvvt*zxvvt + zyvvt*zyvvt ) ) |
---|
1314 | znvvt = MAX( znvvt, dp_eps ) |
---|
1315 | |
---|
1316 | ! j-direction: f-point segment direction (around u-point) |
---|
1317 | zlam = tg_glamf%d_value(ji,jj ,1,1) |
---|
1318 | zphi = tg_gphif%d_value(ji,jj ,1,1) |
---|
1319 | zlan = tg_glamf%d_value(ji,jj-1,1,1) |
---|
1320 | zphh = tg_gphif%d_value(ji,jj-1,1,1) |
---|
1321 | zxffu = 2._dp * COS( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) & |
---|
1322 | & - 2._dp * COS( dp_deg2rad*zlan ) * TAN( dp_pi/4._dp - dp_deg2rad*zphh/2._dp ) |
---|
1323 | zyffu = 2._dp * SIN( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) & |
---|
1324 | & - 2._dp * SIN( dp_deg2rad*zlan ) * TAN( dp_pi/4._dp - dp_deg2rad*zphh/2._dp ) |
---|
1325 | znffu = SQRT( znnpu * ( zxffu*zxffu + zyffu*zyffu ) ) |
---|
1326 | znffu = MAX( znffu, dp_eps ) |
---|
1327 | |
---|
1328 | ! i-direction: f-point segment direction (around v-point) |
---|
1329 | zlam = tg_glamf%d_value(ji ,jj,1,1) |
---|
1330 | zphi = tg_gphif%d_value(ji ,jj,1,1) |
---|
1331 | zlan = tg_glamf%d_value(ji-1,jj,1,1) |
---|
1332 | zphh = tg_gphif%d_value(ji-1,jj,1,1) |
---|
1333 | zxffv = 2._dp * COS( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) & |
---|
1334 | & - 2._dp * COS( dp_deg2rad*zlan ) * TAN( dp_pi/4._dp - dp_deg2rad*zphh/2._dp ) |
---|
1335 | zyffv = 2._dp * SIN( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) & |
---|
1336 | & - 2._dp * SIN( dp_deg2rad*zlan ) * TAN( dp_pi/4._dp - dp_deg2rad*zphh/2._dp ) |
---|
1337 | znffv = SQRT( znnpv * ( zxffv*zxffv + zyffv*zyffv ) ) |
---|
1338 | znffv = MAX( znffv, dp_eps ) |
---|
1339 | |
---|
1340 | ! j-direction: u-point segment direction (around f-point) |
---|
1341 | zlam = tg_glamu%d_value(ji,jj+1,1,1) |
---|
1342 | zphi = tg_gphiu%d_value(ji,jj+1,1,1) |
---|
1343 | zlan = tg_glamu%d_value(ji,jj ,1,1) |
---|
1344 | zphh = tg_gphiu%d_value(ji,jj ,1,1) |
---|
1345 | zxuuf = 2._dp * COS( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) & |
---|
1346 | & - 2._dp * COS( dp_deg2rad*zlan ) * TAN( dp_pi/4._dp - dp_deg2rad*zphh/2._dp ) |
---|
1347 | zyuuf = 2._dp * SIN( dp_deg2rad*zlam ) * TAN( dp_pi/4._dp - dp_deg2rad*zphi/2._dp ) & |
---|
1348 | & - 2._dp * SIN( dp_deg2rad*zlan ) * TAN( dp_pi/4._dp - dp_deg2rad*zphh/2._dp ) |
---|
1349 | znuuf = SQRT( znnpf * ( zxuuf*zxuuf + zyuuf*zyuuf ) ) |
---|
1350 | znuuf = MAX( znuuf, dp_eps ) |
---|
1351 | |
---|
1352 | ! cosinus and sinus using scalar and vectorial products |
---|
1353 | tg_gsint%d_value(ji,jj,1,1) = ( zxnpt*zyvvt - zynpt*zxvvt ) / znvvt |
---|
1354 | tg_gcost%d_value(ji,jj,1,1) = ( zxnpt*zxvvt + zynpt*zyvvt ) / znvvt |
---|
1355 | |
---|
1356 | tg_gsinu%d_value(ji,jj,1,1) = ( zxnpu*zyffu - zynpu*zxffu ) / znffu |
---|
1357 | tg_gcosu%d_value(ji,jj,1,1) = ( zxnpu*zxffu + zynpu*zyffu ) / znffu |
---|
1358 | |
---|
1359 | tg_gsinf%d_value(ji,jj,1,1) = ( zxnpf*zyuuf - zynpf*zxuuf ) / znuuf |
---|
1360 | tg_gcosf%d_value(ji,jj,1,1) = ( zxnpf*zxuuf + zynpf*zyuuf ) / znuuf |
---|
1361 | |
---|
1362 | ! (caution, rotation of 90 degres) |
---|
1363 | tg_gsinv%d_value(ji,jj,1,1) = ( zxnpv*zxffv + zynpv*zyffv ) / znffv |
---|
1364 | tg_gcosv%d_value(ji,jj,1,1) =-( zxnpv*zyffv - zynpv*zxffv ) / znffv |
---|
1365 | |
---|
1366 | END DO |
---|
1367 | END DO |
---|
1368 | |
---|
1369 | ! =============== ! |
---|
1370 | ! Geographic mesh ! |
---|
1371 | ! =============== ! |
---|
1372 | |
---|
1373 | DO jj = 2, jpj-1 |
---|
1374 | DO ji = 2, jpi ! vector opt. |
---|
1375 | IF( MOD( ABS( tg_glamv%d_value(ji,jj,1,1) - tg_glamv%d_value(ji,jj-1,1,1) ), 360._dp ) < 1.e-8 ) THEN |
---|
1376 | tg_gsint%d_value(ji,jj,1,1) = 0._dp |
---|
1377 | tg_gcost%d_value(ji,jj,1,1) = 1._dp |
---|
1378 | ENDIF |
---|
1379 | IF( MOD( ABS( tg_glamf%d_value(ji,jj,1,1) - tg_glamf%d_value(ji,jj-1,1,1) ), 360._dp ) < 1.e-8 ) THEN |
---|
1380 | tg_gsinu%d_value(ji,jj,1,1) = 0._dp |
---|
1381 | tg_gcosu%d_value(ji,jj,1,1) = 1._dp |
---|
1382 | ENDIF |
---|
1383 | IF( ABS( tg_gphif%d_value(ji,jj,1,1) - tg_gphif%d_value(ji-1,jj,1,1) ) < 1.e-8 ) THEN |
---|
1384 | tg_gsinv%d_value(ji,jj,1,1) = 0._dp |
---|
1385 | tg_gcosv%d_value(ji,jj,1,1) = 1._dp |
---|
1386 | ENDIF |
---|
1387 | IF( MOD( ABS( tg_glamu%d_value(ji,jj,1,1) - tg_glamu%d_value(ji,jj+1,1,1) ), 360._dp ) < 1.e-8 ) THEN |
---|
1388 | tg_gsinf%d_value(ji,jj,1,1) = 0._dp |
---|
1389 | tg_gcosf%d_value(ji,jj,1,1) = 1._dp |
---|
1390 | ENDIF |
---|
1391 | END DO |
---|
1392 | END DO |
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1393 | |
---|
1394 | ! =========================== ! |
---|
1395 | ! Lateral boundary conditions ! |
---|
1396 | ! =========================== ! |
---|
1397 | |
---|
1398 | ! lateral boundary cond.: T-, U-, V-, F-pts, sgn |
---|
1399 | CALL lbc_lnk( tg_gcost%d_value(:,:,1,1), 'T', td_nam%i_perio, -1._dp ) |
---|
1400 | CALL lbc_lnk( tg_gcosu%d_value(:,:,1,1), 'U', td_nam%i_perio, -1._dp ) |
---|
1401 | CALL lbc_lnk( tg_gcosv%d_value(:,:,1,1), 'V', td_nam%i_perio, -1._dp ) |
---|
1402 | CALL lbc_lnk( tg_gcosf%d_value(:,:,1,1), 'F', td_nam%i_perio, -1._dp ) |
---|
1403 | |
---|
1404 | CALL lbc_lnk( tg_gsint%d_value(:,:,1,1), 'T', td_nam%i_perio, -1._dp ) |
---|
1405 | CALL lbc_lnk( tg_gsinu%d_value(:,:,1,1), 'U', td_nam%i_perio, -1._dp ) |
---|
1406 | CALL lbc_lnk( tg_gsinv%d_value(:,:,1,1), 'V', td_nam%i_perio, -1._dp ) |
---|
1407 | CALL lbc_lnk( tg_gsinf%d_value(:,:,1,1), 'F', td_nam%i_perio, -1._dp ) |
---|
1408 | |
---|
1409 | END SUBROUTINE grid_hgr__angle |
---|
1410 | END MODULE grid_hgr |
---|