1 | ! !== IN: ptab is an array ==! |
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2 | #define NAT_IN(k) cd_nat |
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3 | #define SGN_IN(k) psgn |
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4 | #define F_SIZE(ptab) 1 |
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5 | #if defined DIM_2d |
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6 | # define ARRAY_IN(i,j,k,l,f) ptab(i,j) |
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7 | # define K_SIZE(ptab) 1 |
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8 | # define L_SIZE(ptab) 1 |
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9 | #endif |
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10 | #define ARRAY_TYPE(i,j,k,l,f) REAL(wp),INTENT(inout)::ARRAY_IN(i,j,k,l,f) |
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11 | |
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12 | SUBROUTINE ROUTINE_NFD( ptab, cd_nat, psgn, kextj ) |
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13 | !!---------------------------------------------------------------------- |
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14 | ARRAY_TYPE(:,1-kextj:,:,:,:) ! array or pointer of arrays on which the boundary condition is applied |
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15 | CHARACTER(len=1) , INTENT(in ) :: NAT_IN(:) ! nature of array grid-points |
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16 | REAL(wp) , INTENT(in ) :: SGN_IN(:) ! sign used across the north fold boundary |
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17 | INTEGER , INTENT(in ) :: kextj ! extra halo width at north fold |
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18 | ! |
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19 | INTEGER :: ji, jj, jk, jl, jh, jf ! dummy loop indices |
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20 | INTEGER :: ipi, ipj, ipk, ipl, ipf ! dimension of the input array |
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21 | INTEGER :: ijt, iju, ipjm1 |
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22 | !!---------------------------------------------------------------------- |
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23 | ! |
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24 | ipk = K_SIZE(ptab) ! 3rd dimension |
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25 | ipl = L_SIZE(ptab) ! 4th - |
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26 | ipf = F_SIZE(ptab) ! 5th - use in "multi" case (array of pointers) |
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27 | ! |
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28 | ! |
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29 | SELECT CASE ( jpni ) |
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30 | CASE ( 1 ) ; ipj = nlcj ! 1 proc only along the i-direction |
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31 | CASE DEFAULT ; ipj = 4 ! several proc along the i-direction |
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32 | END SELECT |
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33 | ! |
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34 | ipjm1 = ipj-1 |
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35 | |
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36 | ! |
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37 | DO jf = 1, ipf ! Loop on the number of arrays to be treated |
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38 | ! |
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39 | SELECT CASE ( npolj ) |
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40 | ! |
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41 | CASE ( 3 , 4 ) ! * North fold T-point pivot |
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42 | ! |
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43 | SELECT CASE ( NAT_IN(jf) ) |
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44 | CASE ( 'T' , 'W' ) ! T-, W-point |
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45 | DO jh = 0, kextj |
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46 | DO ji = 2, jpiglo |
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47 | ijt = jpiglo-ji+2 |
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48 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-2-jh,:,:,jf) |
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49 | END DO |
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50 | ARRAY_IN(1,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(3,ipj-2-jh,:,:,jf) |
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51 | END DO |
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52 | DO ji = jpiglo/2+1, jpiglo |
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53 | ijt = jpiglo-ji+2 |
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54 | ARRAY_IN(ji,ipjm1,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipjm1,:,:,jf) |
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55 | END DO |
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56 | CASE ( 'U' ) ! U-point |
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57 | DO jh = 0, kextj |
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58 | DO ji = 2, jpiglo-1 |
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59 | iju = jpiglo-ji+1 |
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60 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-2-jh,:,:,jf) |
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61 | END DO |
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62 | ARRAY_IN( 1 ,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN( 2 ,ipj-2-jh,:,:,jf) |
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63 | ARRAY_IN(jpiglo,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(jpiglo-1,ipj-2-jh,:,:,jf) |
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64 | END DO |
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65 | DO ji = jpiglo/2, jpiglo-1 |
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66 | iju = jpiglo-ji+1 |
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67 | ARRAY_IN(ji,ipjm1,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipjm1,:,:,jf) |
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68 | END DO |
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69 | CASE ( 'V' ) ! V-point |
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70 | DO jh = 0, kextj |
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71 | DO ji = 2, jpiglo |
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72 | ijt = jpiglo-ji+2 |
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73 | ARRAY_IN(ji,ipj-1+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-2-jh,:,:,jf) |
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74 | ARRAY_IN(ji,ipj+jh ,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-3-jh,:,:,jf) |
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75 | END DO |
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76 | ARRAY_IN(1,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(3,ipj-3-jh,:,:,jf) |
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77 | END DO |
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78 | CASE ( 'F' ) ! F-point |
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79 | DO jh = 0, kextj |
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80 | DO ji = 1, jpiglo-1 |
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81 | iju = jpiglo-ji+1 |
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82 | ARRAY_IN(ji,ipj-1+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-2-jh,:,:,jf) |
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83 | ARRAY_IN(ji,ipj+jh ,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-3-jh,:,:,jf) |
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84 | END DO |
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85 | END DO |
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86 | DO jh = 0, kextj |
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87 | ARRAY_IN( 1 ,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN( 2 ,ipj-3-jh,:,:,jf) |
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88 | ARRAY_IN(jpiglo,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(jpiglo-1,ipj-3-jh,:,:,jf) |
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89 | END DO |
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90 | END SELECT |
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91 | ! |
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92 | CASE ( 5 , 6 ) ! * North fold F-point pivot |
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93 | ! |
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94 | SELECT CASE ( NAT_IN(jf) ) |
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95 | CASE ( 'T' , 'W' ) ! T-, W-point |
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96 | DO jh = 0, kextj |
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97 | DO ji = 1, jpiglo |
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98 | ijt = jpiglo-ji+1 |
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99 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-1-jh,:,:,jf) |
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100 | END DO |
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101 | END DO |
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102 | CASE ( 'U' ) ! U-point |
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103 | DO jh = 0, kextj |
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104 | DO ji = 1, jpiglo-1 |
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105 | iju = jpiglo-ji |
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106 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-1-jh,:,:,jf) |
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107 | END DO |
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108 | ARRAY_IN(jpiglo,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(1,ipj-1-jh,:,:,jf) |
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109 | END DO |
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110 | CASE ( 'V' ) ! V-point |
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111 | DO jh = 0, kextj |
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112 | DO ji = 1, jpiglo |
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113 | ijt = jpiglo-ji+1 |
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114 | ARRAY_IN(ji,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipj-2-jh,:,:,jf) |
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115 | END DO |
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116 | END DO |
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117 | DO ji = jpiglo/2+1, jpiglo |
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118 | ijt = jpiglo-ji+1 |
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119 | ARRAY_IN(ji,ipjm1,:,:,jf) = SGN_IN(jf) * ARRAY_IN(ijt,ipjm1,:,:,jf) |
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120 | END DO |
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121 | CASE ( 'F' ) ! F-point |
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122 | DO jh = 0, kextj |
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123 | DO ji = 1, jpiglo-1 |
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124 | iju = jpiglo-ji |
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125 | ARRAY_IN(ji,ipj+jh ,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipj-2-jh,:,:,jf) |
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126 | END DO |
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127 | ARRAY_IN(jpiglo,ipj+jh,:,:,jf) = SGN_IN(jf) * ARRAY_IN(1,ipj-2-jh,:,:,jf) |
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128 | END DO |
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129 | DO ji = jpiglo/2+1, jpiglo-1 |
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130 | iju = jpiglo-ji |
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131 | ARRAY_IN(ji,ipjm1,:,:,jf) = SGN_IN(jf) * ARRAY_IN(iju,ipjm1,:,:,jf) |
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132 | END DO |
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133 | END SELECT |
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134 | ! |
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135 | CASE DEFAULT ! * closed : the code probably never go through |
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136 | ! |
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137 | SELECT CASE ( NAT_IN(jf) ) |
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138 | CASE ( 'T' , 'U' , 'V' , 'W' ) ! T-, U-, V-, W-points |
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139 | ARRAY_IN(:, 1:1-kextj ,:,:,jf) = 0._wp |
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140 | ARRAY_IN(:,ipj:ipj+kextj,:,:,jf) = 0._wp |
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141 | CASE ( 'F' ) ! F-point |
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142 | ARRAY_IN(:,ipj:ipj+kextj,:,:,jf) = 0._wp |
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143 | END SELECT |
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144 | ! |
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145 | END SELECT ! npolj |
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146 | ! |
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147 | END DO |
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148 | ! |
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149 | END SUBROUTINE ROUTINE_NFD |
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150 | |
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151 | #undef ARRAY_TYPE |
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152 | #undef ARRAY_IN |
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153 | #undef NAT_IN |
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154 | #undef SGN_IN |
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155 | #undef K_SIZE |
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156 | #undef L_SIZE |
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157 | #undef F_SIZE |
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