1 | MODULE dissip_gcm_mod |
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2 | USE icosa |
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3 | USE omp_para |
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4 | USE trace |
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5 | IMPLICIT NONE |
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6 | PRIVATE |
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7 | |
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8 | TYPE(t_field),POINTER,SAVE :: f_due_diss1(:) |
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9 | TYPE(t_field),POINTER,SAVE :: f_due_diss2(:) |
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10 | |
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11 | TYPE(t_field),POINTER,SAVE :: f_dtheta_diss(:) |
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12 | TYPE(t_field),POINTER,SAVE :: f_dtheta_rhodz_diss(:) |
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13 | TYPE(t_message),SAVE :: req_due, req_dtheta |
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14 | |
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15 | INTEGER,SAVE :: nitergdiv=1 |
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16 | !$OMP THREADPRIVATE(nitergdiv) |
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17 | INTEGER,SAVE :: nitergrot=1 |
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18 | !$OMP THREADPRIVATE(nitergrot) |
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19 | INTEGER,SAVE :: niterdivgrad=1 |
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20 | !$OMP THREADPRIVATE(niterdivgrad) |
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21 | |
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22 | REAL,ALLOCATABLE,SAVE :: tau_graddiv(:) |
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23 | !$OMP THREADPRIVATE(tau_graddiv) |
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24 | REAL,ALLOCATABLE,SAVE :: tau_gradrot(:) |
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25 | !$OMP THREADPRIVATE(tau_gradrot) |
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26 | REAL,ALLOCATABLE,SAVE :: tau_divgrad(:) |
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27 | !$OMP THREADPRIVATE(tau_divgrad) |
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28 | |
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29 | REAL,SAVE :: cgraddiv |
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30 | !$OMP THREADPRIVATE(cgraddiv) |
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31 | REAL,SAVE :: cgradrot |
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32 | !$OMP THREADPRIVATE(cgradrot) |
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33 | REAL,SAVE :: cdivgrad |
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34 | !$OMP THREADPRIVATE(cdivgrad) |
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35 | |
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36 | INTEGER, SAVE :: rayleigh_friction_type, rayleigh_shear |
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37 | !$OMP THREADPRIVATE(rayleigh_friction_type) |
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38 | !$OMP THREADPRIVATE(rayleigh_shear) |
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39 | REAL, SAVE :: rayleigh_tau, rayleigh_limlat |
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40 | !$OMP THREADPRIVATE(rayleigh_tau) |
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41 | !$OMP THREADPRIVATE(rayleigh_limlat) |
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42 | |
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43 | REAL,SAVE :: dtdissip |
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44 | !$OMP THREADPRIVATE(dtdissip) |
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45 | |
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46 | PUBLIC init_dissip, dissip |
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47 | |
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48 | CONTAINS |
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49 | |
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50 | SUBROUTINE allocate_dissip |
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51 | CALL allocate_field(f_due_diss1,field_u,type_real,llm) |
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52 | CALL allocate_field(f_due_diss2,field_u,type_real,llm) |
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53 | CALL allocate_field(f_dtheta_diss,field_t,type_real,llm) |
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54 | CALL allocate_field(f_dtheta_rhodz_diss,field_t,type_real,llm) |
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55 | ALLOCATE(tau_graddiv(llm)) |
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56 | ALLOCATE(tau_gradrot(llm)) |
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57 | ALLOCATE(tau_divgrad(llm)) |
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58 | END SUBROUTINE allocate_dissip |
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59 | |
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60 | SUBROUTINE init_dissip |
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61 | REAL(rstd) :: tau |
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62 | CHARACTER(len=255) :: rayleigh_friction_key |
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63 | rayleigh_friction_key='none' |
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64 | CALL getin("rayleigh_friction_type",rayleigh_friction_key) |
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65 | SELECT CASE(TRIM(rayleigh_friction_key)) |
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66 | CASE('none') |
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67 | rayleigh_friction_type=0 |
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68 | IF (is_master) PRINT *, 'No Rayleigh friction' |
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69 | CASE('dcmip2_schaer_noshear') |
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70 | rayleigh_friction_type=1 |
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71 | rayleigh_shear=0 |
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72 | IF (is_master) PRINT *, 'Rayleigh friction : Schaer-like mountain without shear DCMIP2.1' |
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73 | CASE('dcmip2_schaer_shear') |
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74 | rayleigh_shear=1 |
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75 | rayleigh_friction_type=2 |
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76 | IF (is_master) PRINT *, 'Rayleigh friction : Schaer-like mountain with shear DCMIP2.2' |
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77 | CASE('giant_liu_schneider') |
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78 | rayleigh_friction_type=99 |
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79 | IF (is_master) PRINT *, 'Rayleigh friction : giant planets Liu Schneider 2010' |
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80 | CASE DEFAULT |
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81 | IF (is_master) PRINT *, 'Bad selector : rayleigh_friction_type =', TRIM(rayleigh_friction_key), & |
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82 | ' in dissip_gcm.f90/init_dissip' |
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83 | STOP |
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84 | END SELECT |
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85 | |
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86 | IF(rayleigh_friction_type>0) THEN |
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87 | rayleigh_tau=0. |
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88 | CALL getin("rayleigh_friction_tau",rayleigh_tau) |
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89 | rayleigh_tau = rayleigh_tau / scale_factor |
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90 | IF(rayleigh_tau<=0) THEN |
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91 | IF (is_master) PRINT *, 'Forbidden : negative value for rayleigh_friction_tau =',rayleigh_tau |
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92 | STOP |
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93 | END IF |
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94 | IF(rayleigh_friction_type == 99) THEN |
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95 | rayleigh_limlat=0. |
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96 | CALL getin("rayleigh_limlat",rayleigh_limlat) |
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97 | rayleigh_limlat = rayleigh_limlat*3.14159/180. |
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98 | ENDIF |
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99 | END IF |
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100 | |
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101 | CALL allocate_dissip |
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102 | |
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103 | CALL init_message(f_due_diss1,req_e1_vect,req_due) |
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104 | CALL init_message(f_dtheta_diss,req_i1,req_dtheta) |
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105 | |
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106 | tau_graddiv(:)=5000 |
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107 | CALL getin("tau_graddiv",tau) |
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108 | tau_graddiv(:)=tau/scale_factor |
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109 | |
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110 | CALL getin("nitergdiv",nitergdiv) |
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111 | |
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112 | tau_gradrot(:)=5000 |
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113 | CALL getin("tau_gradrot",tau) |
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114 | tau_gradrot(:)=tau/scale_factor |
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115 | |
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116 | CALL getin("nitergrot",nitergrot) |
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117 | |
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118 | |
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119 | tau_divgrad(:)=5000 |
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120 | CALL getin("tau_divgrad",tau) |
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121 | tau_divgrad(:)=tau/scale_factor |
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122 | |
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123 | CALL getin("niterdivgrad",niterdivgrad) |
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124 | |
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125 | CALL dissip_constants |
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126 | CALL dissip_profile |
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127 | END SUBROUTINE init_dissip |
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128 | |
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129 | SUBROUTINE dissip_constants |
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130 | ! The SAVE attribute is required here, otherwise allocate_field will not work with OpenMP |
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131 | TYPE(t_field),POINTER, SAVE :: f_u(:) |
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132 | TYPE(t_field),POINTER, SAVE :: f_du(:) |
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133 | TYPE(t_field),POINTER, SAVE :: f_theta(:) |
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134 | TYPE(t_field),POINTER, SAVE :: f_dtheta(:) |
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135 | REAL(rstd),POINTER :: u(:) |
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136 | REAL(rstd),POINTER :: du(:) |
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137 | REAL(rstd),POINTER :: theta(:) |
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138 | REAL(rstd),POINTER :: dtheta(:) |
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139 | REAL(rstd) :: dumax, dthetamax |
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140 | INTEGER :: it, iter, ind |
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141 | CALL allocate_field(f_u,field_u,type_real) |
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142 | CALL allocate_field(f_du,field_u,type_real) |
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143 | CALL allocate_field(f_theta,field_t,type_real) |
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144 | CALL allocate_field(f_dtheta,field_t,type_real) |
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145 | |
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146 | PRINT *, '=========', SHAPE(f_u) |
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147 | |
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148 | !--------------------------- Compute cgraddiv ---------------------------- |
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149 | cgraddiv=-1. |
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150 | CALL random_vel(f_u) |
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151 | DO it=1,20 |
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152 | DO iter=1,nitergdiv |
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153 | CALL transfert_request(f_u,req_e1_vect) |
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154 | DO ind=1,ndomain |
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155 | IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE |
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156 | CALL swap_dimensions(ind) |
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157 | CALL swap_geometry(ind) |
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158 | u=f_u(ind) |
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159 | du=f_du(ind) |
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160 | CALL compute_gradiv(u,du,1,1) |
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161 | ENDDO |
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162 | ENDDO |
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163 | CALL transfert_request(f_du,req_e1_vect) |
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164 | dumax = max_vel(f_du) |
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165 | CALL rescale_field(1./dumax, f_du, f_u) |
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166 | IF (is_master) PRINT *,"gradiv : it :",it ,": dumax",dumax |
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167 | ENDDO |
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168 | |
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169 | cgraddiv=dumax**(-1./nitergdiv) |
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170 | IF (is_master) THEN |
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171 | PRINT *,"gradiv : dumax",dumax |
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172 | PRINT *, 'mean T-cell edge size (km)', 1.45*radius/iim_glo/1000., & |
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173 | 'effective T-cell half-edge size (km)', dumax**(-.5/nitergdiv)/1000 |
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174 | PRINT *, 'Max. time step assuming c=340 m/s and Courant number=3 (ARK2.3) :', & |
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175 | 3./340.*dumax**(-.5/nitergdiv) |
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176 | PRINT *,"cgraddiv : ",cgraddiv |
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177 | END IF |
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178 | |
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179 | !----------------- Compute cgradrot -------------------- |
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180 | cgradrot=-1. |
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181 | CALL random_vel(f_u) |
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182 | DO it=1,20 |
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183 | DO iter=1,nitergrot |
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184 | CALL transfert_request(f_u,req_e1_vect) |
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185 | DO ind=1,ndomain |
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186 | IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE |
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187 | CALL swap_dimensions(ind) |
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188 | CALL swap_geometry(ind) |
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189 | u=f_u(ind) |
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190 | du=f_du(ind) |
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191 | CALL compute_gradrot(u,du,1,1) |
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192 | u=du |
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193 | ENDDO |
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194 | ENDDO |
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195 | CALL transfert_request(f_du,req_e1_vect) |
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196 | dumax = max_vel(f_du) |
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197 | CALL rescale_field(1./dumax, f_du, f_u) |
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198 | IF (is_master) PRINT *,"gradrot : it :",it ,": dumax",dumax |
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199 | ENDDO |
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200 | |
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201 | cgradrot=dumax**(-1./nitergrot) |
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202 | IF (is_master) PRINT *,"gradrot : dumax",dumax |
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203 | IF (is_master) PRINT *,"cgradrot : ",cgradrot |
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204 | |
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205 | !----------------- Compute cdivgrad -------------------- |
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206 | |
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207 | cdivgrad=-1. |
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208 | CALL random_scalar(f_theta) |
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209 | DO it=1,20 |
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210 | DO iter=1,niterdivgrad |
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211 | CALL transfert_request(f_theta,req_i1) |
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212 | DO ind=1,ndomain |
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213 | IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE |
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214 | CALL swap_dimensions(ind) |
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215 | CALL swap_geometry(ind) |
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216 | theta=f_theta(ind) |
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217 | dtheta=f_dtheta(ind) |
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218 | CALL compute_divgrad(theta,dtheta,1,1) |
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219 | ENDDO |
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220 | ENDDO |
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221 | CALL transfert_request(f_dtheta,req_i1) |
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222 | dthetamax = max_scalar(f_dtheta) |
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223 | IF (is_master) PRINT *,"divgrad : it :",it ,": dthetamax",dthetamax |
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224 | CALL rescale_field(1./dthetamax, f_dtheta, f_theta) |
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225 | END DO |
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226 | |
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227 | cdivgrad=dthetamax**(-1./niterdivgrad) |
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228 | IF (is_master) PRINT *,"divgrad : divgrad",dthetamax |
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229 | IF (is_master) PRINT *,"cdivgrad : ",cdivgrad |
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230 | |
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231 | END SUBROUTINE dissip_constants |
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232 | |
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233 | SUBROUTINE dissip_profile |
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234 | USE disvert_mod |
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235 | INTEGER :: l |
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236 | REAL(rstd) :: mintau, zz, zvert, fact |
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237 | fact=2 |
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238 | DO l=1,llm |
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239 | IF(ap_bp_present) THEN ! height-dependent dissipation |
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240 | zz= 1. - preff/presnivs(l) |
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241 | ELSE |
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242 | zz = 0. |
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243 | END IF |
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244 | zvert=fact-(fact-1)/(1+zz*zz) |
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245 | tau_graddiv(l) = tau_graddiv(l)/zvert |
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246 | tau_gradrot(l) = tau_gradrot(l)/zvert |
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247 | tau_divgrad(l) = tau_divgrad(l)/zvert |
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248 | END DO |
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249 | |
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250 | mintau=tau_graddiv(1) |
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251 | DO l=1,llm |
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252 | mintau=MIN(mintau,tau_graddiv(l)) |
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253 | mintau=MIN(mintau,tau_gradrot(l)) |
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254 | mintau=MIN(mintau,tau_divgrad(l)) |
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255 | END DO |
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256 | |
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257 | IF(rayleigh_friction_type>0) mintau=MIN(mintau,rayleigh_tau) |
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258 | |
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259 | IF(mintau>0) THEN |
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260 | IF (itau_dissip==0) THEN |
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261 | IF (is_master) PRINT *,"init_dissip: Automatic computation of itau_dissip..." |
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262 | itau_dissip=INT(mintau/dt) |
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263 | ENDIF |
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264 | ELSE |
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265 | IF (is_master) PRINT *,"init_dissip: No dissipation time set, setting itau_dissip to 1000000000" |
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266 | itau_dissip=100000000 |
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267 | END IF |
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268 | itau_dissip=MAX(1,itau_dissip) |
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269 | dtdissip=itau_dissip*dt |
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270 | IF (is_master) THEN |
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271 | PRINT *,"init_dissip: rayleigh_tau",rayleigh_tau, "mintau ",mintau |
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272 | PRINT *,"init_dissip: itau_dissip",itau_dissip," dtdissip ",dtdissip |
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273 | ENDIF |
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274 | |
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275 | END SUBROUTINE dissip_profile |
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276 | |
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277 | SUBROUTINE dissip(f_ps,f_mass,f_phis,f_geopot,f_theta_rhodz,f_ue, f_dtheta_rhodz,f_due) |
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278 | TYPE(t_field),POINTER :: f_ps(:), f_mass(:), f_phis(:), f_geopot(:) |
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279 | TYPE(t_field),POINTER :: f_theta_rhodz(:), f_dtheta_rhodz(:) |
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280 | TYPE(t_field),POINTER :: f_ue(:), f_due(:) |
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281 | |
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282 | REAL(rstd),POINTER :: due(:,:) |
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283 | REAL(rstd),POINTER :: phi(:,:), ue(:,:) |
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284 | REAL(rstd),POINTER :: due_diss1(:,:) |
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285 | REAL(rstd),POINTER :: due_diss2(:,:) |
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286 | REAL(rstd),POINTER :: dtheta_rhodz(:,:,:) |
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287 | REAL(rstd),POINTER :: dtheta_rhodz_diss(:,:) |
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288 | |
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289 | INTEGER :: ind, l,ij,nn |
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290 | |
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291 | !$OMP BARRIER |
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292 | |
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293 | CALL trace_start("dissip") |
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294 | CALL gradiv(f_ue,f_due_diss1) |
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295 | CALL gradrot(f_ue,f_due_diss2) |
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296 | CALL divgrad_theta_rhodz(f_mass,f_theta_rhodz,f_dtheta_rhodz_diss) |
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297 | |
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298 | DO ind=1,ndomain |
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299 | IF (.NOT. assigned_domain(ind)) CYCLE |
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300 | CALL swap_dimensions(ind) |
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301 | CALL swap_geometry(ind) |
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302 | due=f_due(ind) |
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303 | due_diss1=f_due_diss1(ind) |
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304 | due_diss2=f_due_diss2(ind) |
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305 | dtheta_rhodz=f_dtheta_rhodz(ind) |
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306 | dtheta_rhodz_diss=f_dtheta_rhodz_diss(ind) |
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307 | |
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308 | DO l=ll_begin,ll_end |
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309 | !DIR$ SIMD |
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310 | DO ij=ij_begin,ij_end |
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311 | due(ij+u_right,l) = -0.5*( due_diss1(ij+u_right,l)/tau_graddiv(l) + due_diss2(ij+u_right,l)/tau_gradrot(l))*itau_dissip |
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312 | due(ij+u_lup,l) = -0.5*( due_diss1(ij+u_lup,l) /tau_graddiv(l) + due_diss2(ij+u_lup,l) /tau_gradrot(l))*itau_dissip |
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313 | due(ij+u_ldown,l) = -0.5*( due_diss1(ij+u_ldown,l)/tau_graddiv(l) + due_diss2(ij+u_ldown,l)/tau_gradrot(l))*itau_dissip |
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314 | dtheta_rhodz(ij,l,1) = -0.5*dtheta_rhodz_diss(ij,l)/tau_divgrad(l)*itau_dissip |
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315 | ENDDO |
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316 | ENDDO |
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317 | |
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318 | IF(rayleigh_friction_type>0) THEN |
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319 | IF(rayleigh_friction_type<99) THEN |
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320 | phi=f_geopot(ind) |
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321 | ue=f_ue(ind) |
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322 | DO l=ll_begin,ll_end |
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323 | DO ij=ij_begin,ij_end |
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324 | CALL relax(t_right, u_right) |
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325 | CALL relax(t_lup, u_lup) |
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326 | CALL relax(t_ldown, u_ldown) |
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327 | ENDDO |
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328 | END DO |
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329 | ELSE |
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330 | ue=f_ue(ind) |
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331 | DO ij=ij_begin,ij_end |
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332 | nn = ij+u_right |
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333 | IF (ABS(lat_e(nn)) .gt. rayleigh_limlat) THEN |
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334 | !print*, "latitude", lat_e(nn)*180./3.14159 |
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335 | due(nn,ll_begin:ll_begin+1) = due(nn,ll_begin:ll_begin+1) - (ue(nn,ll_begin:ll_begin+1)/rayleigh_tau) |
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336 | ENDIF |
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337 | nn = ij+u_lup |
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338 | IF (ABS(lat_e(nn)) .gt. rayleigh_limlat) THEN |
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339 | due(nn,ll_begin:ll_begin+1) = due(nn,ll_begin:ll_begin+1) - (ue(nn,ll_begin:ll_begin+1)/rayleigh_tau) |
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340 | ENDIF |
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341 | nn = ij+u_ldown |
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342 | IF (ABS(lat_e(nn)) .gt. rayleigh_limlat) THEN |
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343 | due(nn,ll_begin:ll_begin+1) = due(nn,ll_begin:ll_begin+1) - (ue(nn,ll_begin:ll_begin+1)/rayleigh_tau) |
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344 | ENDIF |
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345 | ENDDO |
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346 | ENDIF |
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347 | END IF |
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348 | END DO |
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349 | |
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350 | CALL trace_end("dissip") |
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351 | |
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352 | CALL write_dissip_tendencies |
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353 | !$OMP BARRIER |
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354 | |
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355 | CONTAINS |
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356 | |
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357 | SUBROUTINE relax(shift_t, shift_u) |
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358 | USE dcmip_initial_conditions_test_1_2_3 |
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359 | REAL(rstd) :: z, ulon,ulat, lon,lat, & ! input to test2_schaer_mountain |
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360 | p,hyam,hybm,w,t,phis,ps,rho,q, & ! unused input/output to test2_schaer_mountain |
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361 | fz, u3d(3), uref |
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362 | REAL(rstd), PARAMETER :: zh=2e4,ztop=3e4 ! DCMIP values |
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363 | LOGICAL :: hybrid_eta |
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364 | INTEGER :: shift_u, shift_t, zcoords, nn |
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365 | z = (phi(ij,l)+phi(ij+shift_t,l))/(2.*g) |
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366 | IF(z>zh) THEN ! relax only in the sponge layer z>zh |
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367 | nn = ij+shift_u |
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368 | zcoords = 1 ; hybrid_eta = .FALSE. ! use z instead of p or hyam/hybm |
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369 | CALL test2_schaer_mountain(lon_e(nn),lat_e(nn),p,z,zcoords,hybrid_eta, & |
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370 | hyam,hybm,rayleigh_shear,ulon,ulat,w,t,phis,ps,rho,q) |
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371 | u3d = ulon*elon_e(nn,:) ! ulat=0 |
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372 | uref = sum(u3d*ep_e(nn,:)) |
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373 | |
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374 | fz = sin((pi/2)*(z-zh)/(ztop-zh)) |
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375 | fz = fz*fz/rayleigh_tau |
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376 | due(nn,l) = due(nn,l) - itau_dissip*fz*(ue(nn,l)-uref) |
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377 | END IF |
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378 | END SUBROUTINE relax |
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379 | |
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380 | SUBROUTINE write_dissip_tendencies |
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381 | USE observable_mod, ONLY : f_buf_ulon, f_buf_ulat |
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382 | USE wind_mod |
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383 | USE output_field_mod |
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384 | |
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385 | CALL transfert_request(f_due_diss1,req_e1_vect) |
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386 | CALL un2ulonlat(f_due_diss1, f_buf_ulon, f_buf_ulat, (1./(tau_graddiv(1)))) |
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387 | CALL output_field("dulon_diss1",f_buf_ulon) |
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388 | CALL output_field("dulat_diss1",f_buf_ulat) |
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389 | ! |
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390 | CALL transfert_request(f_due_diss2,req_e1_vect) |
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391 | CALL un2ulonlat(f_due_diss2, f_buf_ulon, f_buf_ulat, (1./(tau_graddiv(1)))) |
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392 | CALL output_field("dulon_diss2",f_buf_ulon) |
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393 | CALL output_field("dulat_diss2",f_buf_ulat) |
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394 | END SUBROUTINE write_dissip_tendencies |
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395 | |
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396 | END SUBROUTINE dissip |
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397 | |
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398 | |
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399 | SUBROUTINE gradiv(f_ue,f_due) |
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400 | TYPE(t_field), POINTER :: f_ue(:) |
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401 | TYPE(t_field), POINTER :: f_due(:) |
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402 | REAL(rstd),POINTER :: ue(:,:) |
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403 | REAL(rstd),POINTER :: due(:,:) |
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404 | INTEGER :: ind |
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405 | INTEGER :: it,l,ij |
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406 | |
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407 | CALL trace_start("gradiv") |
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408 | |
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409 | DO ind=1,ndomain |
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410 | IF (.NOT. assigned_domain(ind)) CYCLE |
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411 | CALL swap_dimensions(ind) |
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412 | CALL swap_geometry(ind) |
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413 | ue=f_ue(ind) |
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414 | due=f_due(ind) |
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415 | DO l = ll_begin, ll_end |
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416 | !DIR$ SIMD |
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417 | DO ij=ij_begin,ij_end |
---|
418 | due(ij+u_right,l)=ue(ij+u_right,l) |
---|
419 | due(ij+u_lup,l)=ue(ij+u_lup,l) |
---|
420 | due(ij+u_ldown,l)=ue(ij+u_ldown,l) |
---|
421 | ENDDO |
---|
422 | ENDDO |
---|
423 | ENDDO |
---|
424 | |
---|
425 | DO it=1,nitergdiv |
---|
426 | CALL send_message(f_due,req_due) |
---|
427 | CALL wait_message(req_due) |
---|
428 | DO ind=1,ndomain |
---|
429 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
430 | CALL swap_dimensions(ind) |
---|
431 | CALL swap_geometry(ind) |
---|
432 | due=f_due(ind) |
---|
433 | CALL compute_gradiv(due,due,ll_begin,ll_end) |
---|
434 | ENDDO |
---|
435 | ENDDO |
---|
436 | |
---|
437 | CALL trace_end("gradiv") |
---|
438 | END SUBROUTINE gradiv |
---|
439 | |
---|
440 | |
---|
441 | SUBROUTINE gradrot(f_ue,f_due) |
---|
442 | TYPE(t_field), POINTER :: f_ue(:) |
---|
443 | TYPE(t_field), POINTER :: f_due(:) |
---|
444 | REAL(rstd),POINTER :: ue(:,:) |
---|
445 | REAL(rstd),POINTER :: due(:,:) |
---|
446 | INTEGER :: ind, it,l,ij |
---|
447 | CALL trace_start("gradrot") |
---|
448 | |
---|
449 | DO ind=1,ndomain |
---|
450 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
451 | CALL swap_dimensions(ind) |
---|
452 | CALL swap_geometry(ind) |
---|
453 | ue=f_ue(ind) |
---|
454 | due=f_due(ind) |
---|
455 | DO l = ll_begin, ll_end |
---|
456 | !DIR$ SIMD |
---|
457 | DO ij=ij_begin,ij_end |
---|
458 | due(ij+u_right,l)=ue(ij+u_right,l) |
---|
459 | due(ij+u_lup,l)=ue(ij+u_lup,l) |
---|
460 | due(ij+u_ldown,l)=ue(ij+u_ldown,l) |
---|
461 | ENDDO |
---|
462 | ENDDO |
---|
463 | ENDDO |
---|
464 | |
---|
465 | DO it=1,nitergrot |
---|
466 | CALL send_message(f_due,req_due) |
---|
467 | CALL wait_message(req_due) |
---|
468 | DO ind=1,ndomain |
---|
469 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
470 | CALL swap_dimensions(ind) |
---|
471 | CALL swap_geometry(ind) |
---|
472 | due=f_due(ind) |
---|
473 | CALL compute_gradrot(due,due,ll_begin,ll_end) |
---|
474 | ENDDO |
---|
475 | ENDDO |
---|
476 | |
---|
477 | CALL trace_end("gradrot") |
---|
478 | END SUBROUTINE gradrot |
---|
479 | |
---|
480 | SUBROUTINE divgrad(f_theta,f_dtheta) |
---|
481 | TYPE(t_field), POINTER :: f_theta(:) |
---|
482 | TYPE(t_field), POINTER :: f_dtheta(:) |
---|
483 | REAL(rstd),POINTER :: theta(:,:) |
---|
484 | REAL(rstd),POINTER :: dtheta(:,:) |
---|
485 | INTEGER :: ind, it |
---|
486 | |
---|
487 | CALL trace_start("divgrad") |
---|
488 | |
---|
489 | DO ind=1,ndomain |
---|
490 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
491 | CALL swap_dimensions(ind) |
---|
492 | CALL swap_geometry(ind) |
---|
493 | theta=f_theta(ind) |
---|
494 | dtheta=f_dtheta(ind) |
---|
495 | dtheta=theta |
---|
496 | ENDDO |
---|
497 | |
---|
498 | DO it=1,niterdivgrad |
---|
499 | CALL transfert_request(f_dtheta,req_i1) |
---|
500 | DO ind=1,ndomain |
---|
501 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
502 | CALL swap_dimensions(ind) |
---|
503 | CALL swap_geometry(ind) |
---|
504 | dtheta=f_dtheta(ind) |
---|
505 | CALL compute_divgrad(dtheta,dtheta,ll_begin,ll_end) |
---|
506 | ENDDO |
---|
507 | ENDDO |
---|
508 | |
---|
509 | CALL trace_end("divgrad") |
---|
510 | END SUBROUTINE divgrad |
---|
511 | |
---|
512 | SUBROUTINE divgrad_theta_rhodz(f_mass,f_theta_rhodz,f_dtheta_rhodz) |
---|
513 | TYPE(t_field), POINTER :: f_mass(:) |
---|
514 | TYPE(t_field), POINTER :: f_theta_rhodz(:) |
---|
515 | TYPE(t_field), POINTER :: f_dtheta_rhodz(:) |
---|
516 | |
---|
517 | REAL(rstd),POINTER :: mass(:,:) |
---|
518 | REAL(rstd),POINTER :: theta_rhodz(:,:,:) |
---|
519 | REAL(rstd),POINTER :: dtheta_rhodz(:,:) |
---|
520 | |
---|
521 | INTEGER :: ind |
---|
522 | INTEGER :: it,l,ij |
---|
523 | |
---|
524 | CALL trace_start("divgrad") |
---|
525 | |
---|
526 | DO ind=1,ndomain |
---|
527 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
528 | CALL swap_dimensions(ind) |
---|
529 | CALL swap_geometry(ind) |
---|
530 | mass=f_mass(ind) |
---|
531 | theta_rhodz=f_theta_rhodz(ind) |
---|
532 | dtheta_rhodz=f_dtheta_rhodz(ind) |
---|
533 | DO l = ll_begin, ll_end |
---|
534 | !DIR$ SIMD |
---|
535 | DO ij=ij_begin,ij_end |
---|
536 | dtheta_rhodz(ij,l) = theta_rhodz(ij,l,1) / mass(ij,l) |
---|
537 | ENDDO |
---|
538 | ENDDO |
---|
539 | ENDDO |
---|
540 | |
---|
541 | DO it=1,niterdivgrad |
---|
542 | |
---|
543 | CALL send_message(f_dtheta_rhodz,req_dtheta) |
---|
544 | CALL wait_message(req_dtheta) |
---|
545 | DO ind=1,ndomain |
---|
546 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
547 | CALL swap_dimensions(ind) |
---|
548 | CALL swap_geometry(ind) |
---|
549 | dtheta_rhodz=f_dtheta_rhodz(ind) |
---|
550 | CALL compute_divgrad(dtheta_rhodz,dtheta_rhodz,ll_begin,ll_end) |
---|
551 | ENDDO |
---|
552 | |
---|
553 | ENDDO |
---|
554 | |
---|
555 | DO ind=1,ndomain |
---|
556 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
557 | CALL swap_dimensions(ind) |
---|
558 | CALL swap_geometry(ind) |
---|
559 | dtheta_rhodz=f_dtheta_rhodz(ind) |
---|
560 | mass=f_mass(ind) |
---|
561 | |
---|
562 | DO l = ll_begin, ll_end |
---|
563 | !DIR$ SIMD |
---|
564 | DO ij=ij_begin,ij_end |
---|
565 | dtheta_rhodz(ij,l) = dtheta_rhodz(ij,l) * mass(ij,l) |
---|
566 | ENDDO |
---|
567 | ENDDO |
---|
568 | ENDDO |
---|
569 | |
---|
570 | CALL trace_end("divgrad") |
---|
571 | END SUBROUTINE divgrad_theta_rhodz |
---|
572 | |
---|
573 | SUBROUTINE compute_gradiv(ue,gradivu_e,llb,lle) |
---|
574 | INTEGER,INTENT(IN) :: llb |
---|
575 | INTEGER,INTENT(IN) :: lle |
---|
576 | REAL(rstd),INTENT(IN) :: ue(iim*3*jjm,llm) |
---|
577 | REAL(rstd),INTENT(OUT) :: gradivu_e(iim*3*jjm,llm) |
---|
578 | REAL(rstd) :: divu_i(iim*jjm,llb:lle) |
---|
579 | |
---|
580 | INTEGER :: ij,l |
---|
581 | |
---|
582 | DO l=llb,lle |
---|
583 | !DIR$ SIMD |
---|
584 | DO ij=ij_begin,ij_end |
---|
585 | divu_i(ij,l)=1./Ai(ij)*(ne(ij,right)*ue(ij+u_right,l)*le(ij+u_right) + & |
---|
586 | ne(ij,rup)*ue(ij+u_rup,l)*le(ij+u_rup) + & |
---|
587 | ne(ij,lup)*ue(ij+u_lup,l)*le(ij+u_lup) + & |
---|
588 | ne(ij,left)*ue(ij+u_left,l)*le(ij+u_left) + & |
---|
589 | ne(ij,ldown)*ue(ij+u_ldown,l)*le(ij+u_ldown) + & |
---|
590 | ne(ij,rdown)*ue(ij+u_rdown,l)*le(ij+u_rdown)) |
---|
591 | ENDDO |
---|
592 | ENDDO |
---|
593 | |
---|
594 | DO l=llb,lle |
---|
595 | !DIR$ SIMD |
---|
596 | DO ij=ij_begin,ij_end |
---|
597 | gradivu_e(ij+u_right,l)=-1/de(ij+u_right)*(ne(ij,right)*divu_i(ij,l)+ ne(ij+t_right,left)*divu_i(ij+t_right,l) ) |
---|
598 | gradivu_e(ij+u_lup,l)=-1/de(ij+u_lup)*(ne(ij,lup)*divu_i(ij,l)+ ne(ij+t_lup,rdown)*divu_i(ij+t_lup,l)) |
---|
599 | gradivu_e(ij+u_ldown,l)=-1/de(ij+u_ldown)*(ne(ij,ldown)*divu_i(ij,l)+ne(ij+t_ldown,rup)*divu_i(ij+t_ldown,l) ) |
---|
600 | ENDDO |
---|
601 | ENDDO |
---|
602 | |
---|
603 | DO l=llb,lle |
---|
604 | !DIR$ SIMD |
---|
605 | DO ij=ij_begin,ij_end |
---|
606 | gradivu_e(ij+u_right,l)=-gradivu_e(ij+u_right,l)*cgraddiv |
---|
607 | gradivu_e(ij+u_lup,l)=-gradivu_e(ij+u_lup,l)*cgraddiv |
---|
608 | gradivu_e(ij+u_ldown,l)=-gradivu_e(ij+u_ldown,l)*cgraddiv |
---|
609 | ENDDO |
---|
610 | ENDDO |
---|
611 | |
---|
612 | |
---|
613 | END SUBROUTINE compute_gradiv |
---|
614 | |
---|
615 | SUBROUTINE compute_divgrad(theta,divgrad_i,llb,lle) |
---|
616 | INTEGER,INTENT(IN) :: llb |
---|
617 | INTEGER,INTENT(IN) :: lle |
---|
618 | REAL(rstd),INTENT(IN) :: theta(iim*jjm,llm) |
---|
619 | REAL(rstd),INTENT(OUT) :: divgrad_i(iim*jjm,llm) |
---|
620 | REAL(rstd) :: grad_e(3*iim*jjm,llb:lle) |
---|
621 | INTEGER :: ij,l |
---|
622 | DO l=llb,lle |
---|
623 | !DIR$ SIMD |
---|
624 | DO ij=ij_begin_ext,ij_end_ext |
---|
625 | grad_e(ij+u_right,l)=-1/de(ij+u_right)*(ne(ij,right)*theta(ij,l)+ ne(ij+t_right,left)*theta(ij+t_right,l) ) |
---|
626 | grad_e(ij+u_lup,l)=-1/de(ij+u_lup)*(ne(ij,lup)*theta(ij,l)+ ne(ij+t_lup,rdown)*theta(ij+t_lup,l )) |
---|
627 | grad_e(ij+u_ldown,l)=-1/de(ij+u_ldown)*(ne(ij,ldown)*theta(ij,l)+ne(ij+t_ldown,rup)*theta(ij+t_ldown,l) ) |
---|
628 | ENDDO |
---|
629 | ENDDO |
---|
630 | |
---|
631 | DO l=llb,lle |
---|
632 | !DIR$ SIMD |
---|
633 | DO ij=ij_begin,ij_end |
---|
634 | divgrad_i(ij,l)=1./Ai(ij)*(ne(ij,right)*grad_e(ij+u_right,l)*le(ij+u_right) + & |
---|
635 | ne(ij,rup)*grad_e(ij+u_rup,l)*le(ij+u_rup) + & |
---|
636 | ne(ij,lup)*grad_e(ij+u_lup,l)*le(ij+u_lup) + & |
---|
637 | ne(ij,left)*grad_e(ij+u_left,l)*le(ij+u_left) + & |
---|
638 | ne(ij,ldown)*grad_e(ij+u_ldown,l)*le(ij+u_ldown) + & |
---|
639 | ne(ij,rdown)*grad_e(ij+u_rdown,l)*le(ij+u_rdown)) |
---|
640 | ENDDO |
---|
641 | ENDDO |
---|
642 | |
---|
643 | DO l=llb,lle |
---|
644 | DO ij=ij_begin,ij_end |
---|
645 | divgrad_i(ij,l)=-divgrad_i(ij,l)*cdivgrad |
---|
646 | ENDDO |
---|
647 | ENDDO |
---|
648 | |
---|
649 | END SUBROUTINE compute_divgrad |
---|
650 | |
---|
651 | SUBROUTINE compute_gradrot(ue,gradrot_e,llb,lle) |
---|
652 | INTEGER,INTENT(IN) :: llb |
---|
653 | INTEGER,INTENT(IN) :: lle |
---|
654 | REAL(rstd),INTENT(IN) :: ue(iim*3*jjm,llm) |
---|
655 | REAL(rstd),INTENT(OUT) :: gradrot_e(iim*3*jjm,llm) |
---|
656 | REAL(rstd) :: rot_v(2*iim*jjm,llb:lle) |
---|
657 | |
---|
658 | INTEGER :: ij,l |
---|
659 | |
---|
660 | DO l=llb,lle |
---|
661 | !DIR$ SIMD |
---|
662 | DO ij=ij_begin_ext,ij_end_ext |
---|
663 | |
---|
664 | rot_v(ij+z_up,l)= 1./Av(ij+z_up)*( ne(ij,rup)*ue(ij+u_rup,l)*de(ij+u_rup) & |
---|
665 | + ne(ij+t_rup,left)*ue(ij+t_rup+u_left,l)*de(ij+t_rup+u_left) & |
---|
666 | - ne(ij,lup)*ue(ij+u_lup,l)*de(ij+u_lup) ) |
---|
667 | |
---|
668 | rot_v(ij+z_down,l) = 1./Av(ij+z_down)*( ne(ij,ldown)*ue(ij+u_ldown,l)*de(ij+u_ldown) & |
---|
669 | + ne(ij+t_ldown,right)*ue(ij+t_ldown+u_right,l)*de(ij+t_ldown+u_right) & |
---|
670 | - ne(ij,rdown)*ue(ij+u_rdown,l)*de(ij+u_rdown) ) |
---|
671 | |
---|
672 | ENDDO |
---|
673 | ENDDO |
---|
674 | |
---|
675 | DO l=llb,lle |
---|
676 | !DIR$ SIMD |
---|
677 | DO ij=ij_begin,ij_end |
---|
678 | gradrot_e(ij+u_right,l)=1/le(ij+u_right)*ne(ij,right)*(rot_v(ij+z_rdown,l)-rot_v(ij+z_rup,l)) |
---|
679 | gradrot_e(ij+u_lup,l) =1/le(ij+u_lup) *ne(ij,lup) *(rot_v(ij+z_up,l) -rot_v(ij+z_lup,l)) |
---|
680 | gradrot_e(ij+u_ldown,l)=1/le(ij+u_ldown)*ne(ij,ldown)*(rot_v(ij+z_ldown,l)-rot_v(ij+z_down,l)) |
---|
681 | ENDDO |
---|
682 | ENDDO |
---|
683 | |
---|
684 | DO l=llb,lle |
---|
685 | !DIR$ SIMD |
---|
686 | DO ij=ij_begin,ij_end |
---|
687 | gradrot_e(ij+u_right,l)=-gradrot_e(ij+u_right,l)*cgradrot |
---|
688 | gradrot_e(ij+u_lup,l)=-gradrot_e(ij+u_lup,l)*cgradrot |
---|
689 | gradrot_e(ij+u_ldown,l)=-gradrot_e(ij+u_ldown,l)*cgradrot |
---|
690 | ENDDO |
---|
691 | ENDDO |
---|
692 | |
---|
693 | END SUBROUTINE compute_gradrot |
---|
694 | |
---|
695 | !----------------------- Utility routines ------------------ |
---|
696 | |
---|
697 | SUBROUTINE global_max(dumax) |
---|
698 | USE mpi_mod |
---|
699 | USE mpipara |
---|
700 | REAL(rstd) :: dumax, dumax1 |
---|
701 | IF (using_mpi) THEN |
---|
702 | CALL reduce_max_omp(dumax,dumax1) |
---|
703 | !$OMP MASTER |
---|
704 | CALL MPI_ALLREDUCE(dumax1,dumax,1,MPI_REAL8,MPI_MAX,comm_icosa,ierr) |
---|
705 | !$OMP END MASTER |
---|
706 | CALL bcast_omp(dumax) |
---|
707 | ELSE |
---|
708 | CALL allreduce_max_omp(dumax,dumax1) |
---|
709 | dumax=dumax1 |
---|
710 | ENDIF |
---|
711 | END SUBROUTINE global_max |
---|
712 | |
---|
713 | FUNCTION max_vel(f_du) |
---|
714 | TYPE(t_field) :: f_du(:) |
---|
715 | REAL(rstd),POINTER :: du(:) |
---|
716 | INTEGER :: ind, i,j,ij |
---|
717 | REAL(rstd) :: max_vel, dumax |
---|
718 | |
---|
719 | dumax=0. |
---|
720 | DO ind=1,ndomain |
---|
721 | IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE |
---|
722 | CALL swap_dimensions(ind) |
---|
723 | CALL swap_geometry(ind) |
---|
724 | du=f_du(ind) |
---|
725 | |
---|
726 | DO j=jj_begin,jj_end |
---|
727 | DO i=ii_begin,ii_end |
---|
728 | ij=(j-1)*iim+i |
---|
729 | if (le(ij+u_right)>1e-100) dumax=MAX(dumax,ABS(du(ij+u_right))) |
---|
730 | if (le(ij+u_lup)>1e-100) dumax=MAX(dumax,ABS(du(ij+u_lup))) |
---|
731 | if (le(ij+u_ldown)>1e-100) dumax=MAX(dumax,ABS(du(ij+u_ldown))) |
---|
732 | ENDDO |
---|
733 | ENDDO |
---|
734 | ENDDO |
---|
735 | CALL global_max(dumax) |
---|
736 | max_vel=dumax |
---|
737 | END FUNCTION max_vel |
---|
738 | |
---|
739 | FUNCTION max_scalar(f_dtheta) |
---|
740 | TYPE(t_field) :: f_dtheta(:) |
---|
741 | REAL(rstd),POINTER :: dtheta(:) |
---|
742 | INTEGER :: ind, i,j,ij |
---|
743 | REAL(rstd) :: max_scalar, dthetamax |
---|
744 | DO ind=1,ndomain |
---|
745 | IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE |
---|
746 | CALL swap_dimensions(ind) |
---|
747 | dtheta=f_dtheta(ind) |
---|
748 | DO j=jj_begin,jj_end |
---|
749 | DO i=ii_begin,ii_end |
---|
750 | ij=(j-1)*iim+i |
---|
751 | dthetamax=MAX(dthetamax,ABS(dtheta(ij))) |
---|
752 | ENDDO |
---|
753 | ENDDO |
---|
754 | ENDDO |
---|
755 | CALL global_max(dthetamax) |
---|
756 | max_scalar=dthetamax |
---|
757 | END FUNCTION max_scalar |
---|
758 | |
---|
759 | SUBROUTINE random_vel(f_u) |
---|
760 | TYPE(t_field) :: f_u(:) |
---|
761 | REAL(rstd),POINTER :: u(:) |
---|
762 | INTEGER :: M, ind, i,j,ij |
---|
763 | REAL(rstd) :: r |
---|
764 | |
---|
765 | !$OMP BARRIER |
---|
766 | !$OMP MASTER |
---|
767 | DO ind=1,ndomain |
---|
768 | CALL swap_dimensions(ind) |
---|
769 | CALL swap_geometry(ind) |
---|
770 | u=f_u(ind) |
---|
771 | |
---|
772 | ! set random seed to get reproductibility when using a different number of process |
---|
773 | CALL RANDOM_SEED(size=M) |
---|
774 | CALL RANDOM_SEED(put=(/(i,i=1,M)/)) |
---|
775 | |
---|
776 | DO j=jj_begin,jj_end |
---|
777 | DO i=ii_begin,ii_end |
---|
778 | ij=(j-1)*iim+i |
---|
779 | CALL RANDOM_NUMBER(r) |
---|
780 | u(ij+u_right)=r-0.5 |
---|
781 | CALL RANDOM_NUMBER(r) |
---|
782 | u(ij+u_lup)=r-0.5 |
---|
783 | CALL RANDOM_NUMBER(r) |
---|
784 | u(ij+u_ldown)=r-0.5 |
---|
785 | ENDDO |
---|
786 | ENDDO |
---|
787 | ENDDO |
---|
788 | !$OMP END MASTER |
---|
789 | !$OMP BARRIER |
---|
790 | |
---|
791 | END SUBROUTINE random_vel |
---|
792 | |
---|
793 | SUBROUTINE random_scalar(f_theta) |
---|
794 | TYPE(t_field) :: f_theta(:) |
---|
795 | REAL(rstd),POINTER :: theta(:) |
---|
796 | INTEGER :: M, ind, i,j,ij |
---|
797 | REAL(rstd) :: r |
---|
798 | !$OMP BARRIER |
---|
799 | !$OMP MASTER |
---|
800 | DO ind=1,ndomain |
---|
801 | CALL swap_dimensions(ind) |
---|
802 | CALL swap_geometry(ind) |
---|
803 | theta=f_theta(ind) |
---|
804 | ! set random seed to get reproductibility when using a different number of process |
---|
805 | CALL RANDOM_SEED(size=M) |
---|
806 | CALL RANDOM_SEED(put=(/(i,i=1,M)/)) |
---|
807 | |
---|
808 | DO j=jj_begin,jj_end |
---|
809 | DO i=ii_begin,ii_end |
---|
810 | ij=(j-1)*iim+i |
---|
811 | CALL RANDOM_NUMBER(r) |
---|
812 | theta(ij)=r-0.5 |
---|
813 | ENDDO |
---|
814 | ENDDO |
---|
815 | ENDDO |
---|
816 | !$OMP END MASTER |
---|
817 | !$OMP BARRIER |
---|
818 | END SUBROUTINE random_scalar |
---|
819 | |
---|
820 | SUBROUTINE rescale_field(scal, f_du, f_u) |
---|
821 | TYPE(t_field) :: f_du(:), f_u(:) |
---|
822 | REAL(rstd),POINTER :: du(:), u(:) |
---|
823 | REAL(rstd) :: scal |
---|
824 | INTEGER :: ind |
---|
825 | DO ind=1,ndomain |
---|
826 | IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE |
---|
827 | CALL swap_dimensions(ind) |
---|
828 | u=f_u(ind) |
---|
829 | du=f_du(ind) |
---|
830 | u=scal*du |
---|
831 | ENDDO |
---|
832 | END SUBROUTINE rescale_field |
---|
833 | |
---|
834 | END MODULE dissip_gcm_mod |
---|