1 | MODULE geometry |
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2 | USE field_mod |
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3 | |
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4 | TYPE t_geometry |
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5 | TYPE(t_field),POINTER :: xyz_i(:) |
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6 | TYPE(t_field),POINTER :: centroid(:) |
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7 | TYPE(t_field),POINTER :: xyz_e(:) |
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8 | TYPE(t_field),POINTER :: xyz_v(:) |
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9 | TYPE(t_field),POINTER :: ep_e(:) |
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10 | TYPE(t_field),POINTER :: et_e(:) |
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11 | TYPE(t_field),POINTER :: elon_i(:) |
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12 | TYPE(t_field),POINTER :: elat_i(:) |
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13 | TYPE(t_field),POINTER :: elon_e(:) |
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14 | TYPE(t_field),POINTER :: elat_e(:) |
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15 | TYPE(t_field),POINTER :: Ai(:) |
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16 | TYPE(t_field),POINTER :: Av(:) |
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17 | TYPE(t_field),POINTER :: de(:) |
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18 | TYPE(t_field),POINTER :: le(:) |
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19 | TYPE(t_field),POINTER :: Riv(:) |
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20 | TYPE(t_field),POINTER :: Riv2(:) |
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21 | TYPE(t_field),POINTER :: ne(:) |
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22 | TYPE(t_field),POINTER :: Wee(:) |
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23 | TYPE(t_field),POINTER :: bi(:) |
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24 | TYPE(t_field),POINTER :: fv(:) |
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25 | END TYPE t_geometry |
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26 | |
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27 | TYPE(t_geometry),TARGET :: geom |
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28 | |
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29 | REAL(rstd),POINTER :: Ai(:) ! area of a cell |
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30 | REAL(rstd),POINTER :: xyz_i(:,:) ! coordinate of the center of the cell (voronoi) |
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31 | REAL(rstd),POINTER :: centroid(:,:) ! coordinate of the centroid of the cell |
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32 | REAL(rstd),POINTER :: xyz_e(:,:) ! coordinate of a wind point on the cell on a edge |
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33 | REAL(rstd),POINTER :: ep_e(:,:) ! perpendicular unit vector of a edge (outsider) |
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34 | REAL(rstd),POINTER :: et_e(:,:) ! tangeantial unit vector of a edge |
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35 | REAL(rstd),POINTER :: elon_i(:,:) ! unit longitude vector on the center |
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36 | REAL(rstd),POINTER :: elat_i(:,:) ! unit latitude vector on the center |
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37 | REAL(rstd),POINTER :: elon_e(:,:) ! unit longitude vector on a wind point |
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38 | REAL(rstd),POINTER :: elat_e(:,:) ! unit latitude vector on a wind point |
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39 | REAL(rstd),POINTER :: xyz_v(:,:) ! coordinate of a vertex (center of the dual mesh) |
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40 | REAL(rstd),POINTER :: Av(:) ! area of dual mesk cell |
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41 | REAL(rstd),POINTER :: de(:) ! distance from a neighbour == lenght of an edge of the dual mesh |
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42 | REAL(rstd),POINTER :: le(:) ! lenght of a edge |
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43 | REAL(rstd),POINTER :: Riv(:,:) ! weight |
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44 | REAL(rstd),POINTER :: Riv2(:,:) ! weight |
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45 | INTEGER,POINTER :: ne(:,:) ! convention for the way on the normal wind on an edge |
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46 | REAL(rstd),POINTER :: Wee(:,:,:) ! weight |
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47 | REAL(rstd),POINTER :: bi(:) ! orographie |
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48 | REAL(rstd),POINTER :: fv(:) ! coriolis (evaluted on a vertex) |
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49 | |
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50 | |
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51 | INTEGER, PARAMETER :: ne_right=1 |
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52 | INTEGER, PARAMETER :: ne_rup=-1 |
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53 | INTEGER, PARAMETER :: ne_lup=1 |
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54 | INTEGER, PARAMETER :: ne_left=-1 |
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55 | INTEGER, PARAMETER :: ne_ldown=1 |
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56 | INTEGER, PARAMETER :: ne_rdown=-1 |
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57 | |
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58 | CONTAINS |
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59 | |
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60 | SUBROUTINE allocate_geometry |
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61 | USE field_mod |
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62 | IMPLICIT NONE |
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63 | |
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64 | CALL allocate_field(geom%Ai,field_t,type_real) |
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65 | CALL allocate_field(geom%xyz_i,field_t,type_real,3) |
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66 | CALL allocate_field(geom%centroid,field_t,type_real,3) |
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67 | CALL allocate_field(geom%xyz_e,field_u,type_real,3) |
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68 | CALL allocate_field(geom%ep_e,field_u,type_real,3) |
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69 | CALL allocate_field(geom%et_e,field_u,type_real,3) |
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70 | CALL allocate_field(geom%elon_i,field_t,type_real,3) |
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71 | CALL allocate_field(geom%elat_i,field_t,type_real,3) |
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72 | CALL allocate_field(geom%elon_e,field_u,type_real,3) |
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73 | CALL allocate_field(geom%elat_e,field_u,type_real,3) |
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74 | CALL allocate_field(geom%xyz_v,field_z,type_real,3) |
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75 | CALL allocate_field(geom%de,field_u,type_real) |
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76 | CALL allocate_field(geom%le,field_u,type_real) |
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77 | CALL allocate_field(geom%bi,field_t,type_real) |
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78 | CALL allocate_field(geom%Av,field_z,type_real) |
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79 | CALL allocate_field(geom%Riv,field_t,type_real,6) |
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80 | CALL allocate_field(geom%Riv2,field_t,type_real,6) |
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81 | CALL allocate_field(geom%ne,field_t,type_integer,6) |
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82 | CALL allocate_field(geom%Wee,field_u,type_real,5,2) |
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83 | CALL allocate_field(geom%bi,field_t,type_real) |
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84 | CALL allocate_field(geom%fv,field_z,type_real) |
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85 | |
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86 | END SUBROUTINE allocate_geometry |
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87 | |
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88 | |
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89 | SUBROUTINE swap_geometry(ind) |
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90 | USE field_mod |
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91 | IMPLICIT NONE |
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92 | INTEGER,INTENT(IN) :: ind |
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93 | !$OMP MASTER |
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94 | Ai=geom%Ai(ind) |
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95 | xyz_i=geom%xyz_i(ind) |
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96 | centroid=geom%centroid(ind) |
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97 | xyz_e=geom%xyz_e(ind) |
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98 | ep_e=geom%ep_e(ind) |
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99 | et_e=geom%et_e(ind) |
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100 | elon_i=geom%elon_i(ind) |
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101 | elat_i=geom%elat_i(ind) |
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102 | elon_e=geom%elon_e(ind) |
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103 | elat_e=geom%elat_e(ind) |
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104 | xyz_v=geom%xyz_v(ind) |
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105 | de=geom%de(ind) |
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106 | le=geom%le(ind) |
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107 | Av=geom%Av(ind) |
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108 | Riv=geom%Riv(ind) |
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109 | Riv2=geom%Riv2(ind) |
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110 | ne=geom%ne(ind) |
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111 | Wee=geom%Wee(ind) |
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112 | bi=geom%bi(ind) |
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113 | fv=geom%fv(ind) |
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114 | !$OMP END MASTER |
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115 | !$OMP BARRIER |
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116 | END SUBROUTINE swap_geometry |
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117 | |
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118 | SUBROUTINE update_circumcenters |
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119 | USE domain_mod |
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120 | USE dimensions |
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121 | USE spherical_geom_mod |
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122 | USE vector |
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123 | USE transfert_mod |
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124 | |
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125 | IMPLICIT NONE |
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126 | REAL(rstd) :: x1(3),x2(3) |
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127 | REAL(rstd) :: vect(3,6) |
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128 | REAL(rstd) :: centr(3) |
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129 | |
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130 | INTEGER :: ind,i,j,n,k |
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131 | |
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132 | CALL transfert_request(geom%xyz_i,req_i1) |
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133 | |
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134 | DO ind=1,ndomain |
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135 | CALL swap_dimensions(ind) |
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136 | CALL swap_geometry(ind) |
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137 | DO j=jj_begin,jj_end |
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138 | DO i=ii_begin,ii_end |
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139 | n=(j-1)*iim+i |
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140 | DO k=0,5 |
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141 | x1(:) = xyz_i(n+t_pos(k+1),:) |
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142 | x2(:) = xyz_i(n+t_pos(MOD(k+1,6)+1),:) |
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143 | if (norm(x1-x2)<1e-16) x2(:) = xyz_i(n+t_pos(MOD(k+2,6)+1),:) |
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144 | CALL circumcenter(xyz_i(n,:), x1, x2, xyz_v(n+z_pos(k+1),:)) |
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145 | ENDDO |
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146 | ENDDO |
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147 | ENDDO |
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148 | ENDDO |
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149 | |
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150 | END SUBROUTINE update_circumcenters |
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151 | |
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152 | SUBROUTINE optimize_geometry |
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153 | USE metric |
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154 | USE spherical_geom_mod |
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155 | USE domain_mod |
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156 | USE dimensions |
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157 | USE transfert_mod |
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158 | USE vector |
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159 | USE ioipsl |
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160 | IMPLICIT NONE |
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161 | INTEGER :: nb_it=0 |
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162 | TYPE(t_domain),POINTER :: d |
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163 | INTEGER :: ind,it,i,j,n,k |
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164 | REAL(rstd) :: x1(3),x2(3) |
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165 | REAL(rstd) :: vect(3,6) |
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166 | REAL(rstd) :: centr(3) |
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167 | REAL(rstd) :: sum |
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168 | LOGICAL :: check |
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169 | |
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170 | |
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171 | CALL getin('optim_it',nb_it) |
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172 | |
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173 | DO ind=1,ndomain |
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174 | d=>domain(ind) |
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175 | CALL swap_dimensions(ind) |
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176 | CALL swap_geometry(ind) |
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177 | DO j=jj_begin,jj_end |
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178 | DO i=ii_begin,ii_end |
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179 | n=(j-1)*iim+i |
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180 | xyz_i(n,:)=d%xyz(:,i,j) |
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181 | ENDDO |
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182 | ENDDO |
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183 | ENDDO |
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184 | |
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185 | CALL update_circumcenters |
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186 | |
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187 | DO ind=1,ndomain |
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188 | d=>domain(ind) |
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189 | CALL swap_dimensions(ind) |
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190 | CALL swap_geometry(ind) |
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191 | DO j=jj_begin,jj_end |
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192 | DO i=ii_begin,ii_end |
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193 | n=(j-1)*iim+i |
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194 | DO k=0,5 |
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195 | x1(:) = xyz_v(n+z_pos(k+1),:) |
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196 | x2(:) = d%vertex(:,k,i,j) |
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197 | IF (norm(x1-x2)>1e-10) THEN |
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198 | PRINT*,"vertex diff ",ind,i,j,k |
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199 | PRINT*,x1 |
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200 | PRINT*,x2 |
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201 | ENDIF |
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202 | ENDDO |
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203 | ENDDO |
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204 | ENDDO |
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205 | ENDDO |
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206 | |
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207 | |
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208 | DO it=1,nb_it |
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209 | IF (MOD(it,100)==0) THEN |
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210 | check=.TRUE. |
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211 | ELSE |
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212 | check=.FALSE. |
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213 | ENDIF |
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214 | |
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215 | sum=0 |
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216 | DO ind=1,ndomain |
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217 | CALL swap_dimensions(ind) |
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218 | CALL swap_geometry(ind) |
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219 | DO j=jj_begin,jj_end |
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220 | DO i=ii_begin,ii_end |
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221 | n=(j-1)*iim+i |
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222 | vect(:,1)=xyz_v(n+z_rup,:) |
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223 | vect(:,2)=xyz_v(n+z_up,:) |
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224 | vect(:,3)=xyz_v(n+z_lup,:) |
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225 | vect(:,4)=xyz_v(n+z_ldown,:) |
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226 | vect(:,5)=xyz_v(n+z_down,:) |
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227 | vect(:,6)=xyz_v(n+z_rdown,:) |
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228 | CALL compute_centroid(vect,6,centr) |
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229 | IF (check) THEN |
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230 | sum=MAX(sum,norm(xyz_i(n,:)-centr(:))) |
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231 | ENDIF |
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232 | xyz_i(n,:)=centr(:) |
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233 | ENDDO |
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234 | ENDDO |
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235 | |
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236 | ENDDO |
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237 | |
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238 | IF (check) THEN |
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239 | PRINT *,"it = ",it," diff centroid circumcenter ",sum |
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240 | ENDIF |
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241 | |
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242 | CALL update_circumcenters |
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243 | |
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244 | ENDDO |
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245 | |
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246 | END SUBROUTINE optimize_geometry |
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247 | |
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248 | SUBROUTINE set_geometry |
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249 | USE metric |
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250 | USE vector |
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251 | USE spherical_geom_mod |
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252 | USE domain_mod |
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253 | USE dimensions |
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254 | USE transfert_mod |
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255 | USE ioipsl |
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256 | IMPLICIT NONE |
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257 | |
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258 | REAL(rstd) :: surf(6) |
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259 | REAL(rstd) :: surf_v(6) |
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260 | REAL(rstd) :: vect(3,6) |
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261 | REAL(rstd) :: centr(3) |
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262 | REAL(rstd) :: vet(3),vep(3), vertex(3) |
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263 | INTEGER :: ind,i,j,k,n |
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264 | TYPE(t_domain),POINTER :: d |
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265 | REAL(rstd) :: S |
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266 | REAL(rstd) :: w(6) |
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267 | REAL(rstd) :: lon,lat |
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268 | INTEGER :: ii_glo,jj_glo |
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269 | REAL(rstd) :: S1,S2 |
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270 | |
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271 | |
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272 | CALL optimize_geometry |
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273 | |
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274 | DO ind=1,ndomain |
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275 | d=>domain(ind) |
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276 | CALL swap_dimensions(ind) |
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277 | CALL swap_geometry(ind) |
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278 | DO j=jj_begin-1,jj_end+1 |
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279 | DO i=ii_begin-1,ii_end+1 |
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280 | n=(j-1)*iim+i |
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281 | |
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282 | DO k=0,5 |
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283 | ne(n,k+1)=d%ne(k,i,j) |
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284 | ENDDO |
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285 | |
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286 | vect(:,1)=xyz_v(n+z_rup,:) |
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287 | vect(:,2)=xyz_v(n+z_up,:) |
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288 | vect(:,3)=xyz_v(n+z_lup,:) |
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289 | vect(:,4)=xyz_v(n+z_ldown,:) |
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290 | vect(:,5)=xyz_v(n+z_down,:) |
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291 | vect(:,6)=xyz_v(n+z_rdown,:) |
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292 | CALL compute_centroid(vect,6,centr) |
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293 | centroid(n,:)=centr(:) |
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294 | |
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295 | |
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296 | CALL xyz2lonlat(xyz_v(n+z_up,:),lon,lat) |
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297 | fv(n+z_up)=2*sin(lat)*omega |
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298 | CALL xyz2lonlat(xyz_v(n+z_down,:),lon,lat) |
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299 | fv(n+z_down)=2*sin(lat)*omega |
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300 | |
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301 | bi(n)=0. |
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302 | |
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303 | CALL dist_cart(xyz_i(n,:),xyz_i(n+t_right,:),de(n+u_right)) |
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304 | CALL dist_cart(xyz_i(n,:),xyz_i(n+t_lup,:),de(n+u_lup)) |
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305 | CALL dist_cart(xyz_i(n,:),xyz_i(n+t_ldown,:),de(n+u_ldown)) |
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306 | |
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307 | CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_right,:),0.5,xyz_e(n+u_right,:)) |
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308 | CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_lup,:),0.5,xyz_e(n+u_lup,:)) |
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309 | CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_ldown,:),0.5,xyz_e(n+u_ldown,:)) |
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310 | |
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311 | CALL dist_cart(xyz_v(n+z_rdown,:), xyz_v(n+z_rup,:),le(n+u_right)) |
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312 | CALL dist_cart(xyz_v(n+z_up,:), xyz_v(n+z_lup,:),le(n+u_lup)) |
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313 | CALL dist_cart(xyz_v(n+z_ldown,:), xyz_v(n+z_down,:),le(n+u_ldown)) |
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314 | |
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315 | Ai(n)=0 |
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316 | DO k=0,5 |
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317 | CALL surf_triangle(xyz_i(n,:),xyz_i(n+t_pos(k+1),:),xyz_i(n+t_pos(MOD((k+1+6),6)+1),:),surf_v(k+1)) |
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318 | CALL surf_triangle(xyz_i(n,:),xyz_v(n+z_pos(MOD((k-1+6),6)+1),:),xyz_v(n+z_pos(k+1),:),surf(k+1)) |
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319 | Ai(n)=Ai(n)+surf(k+1) |
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320 | IF (i==ii_end .AND. j==jj_begin) THEN |
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321 | IF (Ai(n)<1e20) THEN |
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322 | ELSE |
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323 | PRINT *,"PB !!",Ai(n),k,surf(k+1) |
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324 | PRINT*,xyz_i(n,:),xyz_v(n+z_pos(MOD((k-1+6),6)+1),:),xyz_v(n+z_pos(k+1),:) |
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325 | ENDIF |
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326 | ENDIF |
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327 | ENDDO |
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328 | |
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329 | ! Sign convention : Ringler et al., JCP 2010, eq. 21 p. 3071 |
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330 | ! Normal component is along outgoing normal vector if ne=1 |
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331 | |
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332 | CALL cross_product2(xyz_v(n+z_rdown,:),xyz_v(n+z_rup,:),vep) |
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333 | IF (norm(vep)>1e-30) THEN |
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334 | vep(:)=vep(:)/norm(vep) ! Inward normal vector |
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335 | CALL cross_product2(vep,xyz_e(n+u_right,:),vet) ! Counter-clockwise tangent vector |
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336 | vet(:)=vet(:)/norm(vet) |
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337 | ep_e(n+u_right,:)=-vep(:)*ne(n,right) |
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338 | et_e(n+u_right,:)=vet(:)*ne(n,right) |
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339 | ENDIF |
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340 | |
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341 | CALL cross_product2(xyz_v(n+z_up,:),xyz_v(n+z_lup,:),vep) |
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342 | IF (norm(vep)>1e-30) THEN |
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343 | vep(:)=vep(:)/norm(vep) |
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344 | CALL cross_product2(vep,xyz_e(n+u_lup,:),vet) |
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345 | vet(:)=vet(:)/norm(vet) |
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346 | ep_e(n+u_lup,:)=-vep(:)*ne(n,lup) |
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347 | et_e(n+u_lup,:)=vet(:)*ne(n,lup) |
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348 | ENDIF |
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349 | |
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350 | CALL cross_product2(xyz_v(n+z_ldown,:),xyz_v(n+z_down,:),vep) |
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351 | IF (norm(vep)>1e-30) THEN |
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352 | vep(:)=vep(:)/norm(vep) |
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353 | CALL cross_product2(vep,xyz_e(n+u_ldown,:),vet) |
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354 | vet(:)=vet(:)/norm(vet) |
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355 | ep_e(n+u_ldown,:)=-vep(:)*ne(n,ldown) |
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356 | et_e(n+u_ldown,:)=vet(:)*ne(n,ldown) |
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357 | ENDIF |
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358 | |
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359 | CALL xyz2lonlat(xyz_i(n,:),lon,lat) |
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360 | elon_i(n,1) = -sin(lon) |
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361 | elon_i(n,2) = cos(lon) |
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362 | elon_i(n,3) = 0 |
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363 | elat_i(n,1) = -cos(lon)*sin(lat) |
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364 | elat_i(n,2) = -sin(lon)*sin(lat) |
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365 | elat_i(n,3) = cos(lat) |
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366 | |
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367 | |
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368 | CALL xyz2lonlat(xyz_e(n+u_right,:),lon,lat) |
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369 | elon_e(n+u_right,1) = -sin(lon) |
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370 | elon_e(n+u_right,2) = cos(lon) |
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371 | elon_e(n+u_right,3) = 0 |
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372 | elat_e(n+u_right,1) = -cos(lon)*sin(lat) |
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373 | elat_e(n+u_right,2) = -sin(lon)*sin(lat) |
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374 | elat_e(n+u_right,3) = cos(lat) |
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375 | |
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376 | CALL xyz2lonlat(xyz_e(n+u_lup,:),lon,lat) |
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377 | elon_e(n+u_lup,1) = -sin(lon) |
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378 | elon_e(n+u_lup,2) = cos(lon) |
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379 | elon_e(n+u_lup,3) = 0 |
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380 | elat_e(n+u_lup,1) = -cos(lon)*sin(lat) |
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381 | elat_e(n+u_lup,2) = -sin(lon)*sin(lat) |
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382 | elat_e(n+u_lup,3) = cos(lat) |
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383 | |
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384 | CALL xyz2lonlat(xyz_e(n+u_ldown,:),lon,lat) |
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385 | elon_e(n+u_ldown,1) = -sin(lon) |
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386 | elon_e(n+u_ldown,2) = cos(lon) |
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387 | elon_e(n+u_ldown,3) = 0 |
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388 | elat_e(n+u_ldown,1) = -cos(lon)*sin(lat) |
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389 | elat_e(n+u_ldown,2) = -sin(lon)*sin(lat) |
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390 | elat_e(n+u_ldown,3) = cos(lat) |
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391 | |
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392 | |
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393 | DO k=0,5 |
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394 | CALL surf_triangle(xyz_i(n,:), xyz_v(n+z_pos(k+1),:), xyz_i(n+t_pos(k+1),:),S1) |
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395 | CALL surf_triangle(xyz_i(n,:), xyz_v(n+z_pos(k+1),:), xyz_i(n+t_pos(MOD(k+1+6,6)+1),:),S2) |
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396 | Riv(n,k+1)=0.5*(S1+S2)/Ai(n) |
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397 | Riv2(n,k+1)=0.5*(S1+S2)/surf_v(k+1) |
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398 | ENDDO |
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399 | |
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400 | DO k=1,6 |
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401 | IF (ABS(surf_v(k))<1e-30) THEN |
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402 | Riv(n,k)=0. |
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403 | ENDIF |
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404 | ENDDO |
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405 | |
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406 | Av(n+z_up)=surf_v(vup)+1e-100 |
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407 | Av(n+z_down)=surf_v(vdown)+1e-100 |
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408 | |
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409 | ENDDO |
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410 | ENDDO |
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411 | |
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412 | DO j=jj_begin,jj_end |
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413 | DO i=ii_begin,ii_end |
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414 | n=(j-1)*iim+i |
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415 | |
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416 | CALL compute_wee(n,right,w) |
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417 | Wee(n+u_right,:,1)=w(1:5) |
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418 | |
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419 | CALL compute_wee(n+t_right,left,w) |
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420 | Wee(n+u_right,:,2)=w(1:5) |
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421 | |
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422 | |
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423 | CALL compute_wee(n,lup,w) |
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424 | Wee(n+u_lup,:,1)=w(1:5) |
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425 | |
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426 | CALL compute_wee(n+t_lup,rdown,w) |
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427 | Wee(n+u_lup,:,2)=w(1:5) |
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428 | |
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429 | |
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430 | CALL compute_wee(n,ldown,w) |
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431 | Wee(n+u_ldown,:,1)=w(1:5) |
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432 | |
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433 | CALL compute_wee(n+t_ldown,rup,w) |
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434 | Wee(n+u_ldown,:,2)=w(1:5) |
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435 | |
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436 | ENDDO |
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437 | ENDDO |
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438 | |
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439 | DO j=jj_begin,jj_end |
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440 | DO i=ii_begin,ii_end |
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441 | n=(j-1)*iim+i |
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442 | ii_glo=d%ii_begin_glo-d%ii_begin+i |
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443 | jj_glo=d%jj_begin_glo-d%jj_begin+j |
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444 | |
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445 | IF (ii_glo==1 .AND. jj_glo==1) THEN |
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446 | le(n+u_ldown)=0 |
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447 | xyz_v(n+z_ldown,:)=xyz_v(n+z_down,:) |
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448 | |
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449 | ENDIF |
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450 | |
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451 | IF (ii_glo==iim_glo .AND. jj_glo==1) THEN |
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452 | le(n+u_right)=0 |
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453 | xyz_v(n+z_rdown,:)=xyz_v(n+z_rup,:) |
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454 | ENDIF |
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455 | |
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456 | IF (ii_glo==iim_glo .AND. jj_glo==jjm_glo) THEN |
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457 | le(n+u_rup)=0 |
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458 | xyz_v(n+z_rup,:)=xyz_v(n+z_up,:) |
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459 | ENDIF |
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460 | |
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461 | IF (ii_glo==1 .AND. jj_glo==jjm_glo) THEN |
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462 | le(n+u_lup)=0 |
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463 | xyz_v(n+z_up,:)=xyz_v(n+z_lup,:) |
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464 | ENDIF |
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465 | |
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466 | ENDDO |
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467 | ENDDO |
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468 | |
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469 | DO j=jj_begin-1,jj_end+1 |
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470 | DO i=ii_begin-1,ii_end+1 |
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471 | n=(j-1)*iim+i |
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472 | xyz_i(n,:)=xyz_i(n,:) * radius |
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473 | xyz_v(n+z_up,:)=xyz_v(n+z_up,:) * radius |
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474 | xyz_v(n+z_down,:)=xyz_v(n+z_down,:) *radius |
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475 | de(n+u_right)=de(n+u_right) * radius |
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476 | de(n+u_lup)=de(n+u_lup)*radius |
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477 | de(n+u_ldown)=de(n+u_ldown)*radius |
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478 | xyz_e(n+u_right,:)=xyz_e(n+u_right,:)*radius |
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479 | xyz_e(n+u_lup,:)=xyz_e(n+u_lup,:)*radius |
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480 | xyz_e(n+u_ldown,:)=xyz_e(n+u_ldown,:)*radius |
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481 | le(n+u_right)=le(n+u_right)*radius |
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482 | le(n+u_lup)=le(n+u_lup)*radius |
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483 | le(n+u_ldown)=le(n+u_ldown)*radius |
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484 | Ai(n)=Ai(n)*radius**2 |
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485 | Av(n+z_up)=Av(n+z_up)*radius**2 |
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486 | Av(n+z_down)=Av(n+z_down)*radius**2 |
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487 | ENDDO |
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488 | ENDDO |
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489 | |
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490 | ENDDO |
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491 | CALL transfert_request(geom%Ai,req_i1) |
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492 | CALL transfert_request(geom%centroid,req_i1) |
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493 | CALL surf_triangle(d%xyz(:,ii_begin,jj_begin),d%xyz(:,ii_begin,jj_end),d%xyz(:,ii_end,jj_begin),S) |
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494 | |
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495 | END SUBROUTINE set_geometry |
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496 | |
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497 | SUBROUTINE compute_wee(n,pos,w) |
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498 | IMPLICIT NONE |
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499 | INTEGER,INTENT(IN) :: n |
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500 | INTEGER,INTENT(IN) :: pos |
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501 | REAL(rstd),INTENT(OUT) ::w(6) |
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502 | |
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503 | REAL(rstd) :: ne_(0:5) |
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504 | REAL(rstd) :: Riv_(6) |
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505 | INTEGER :: k |
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506 | |
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507 | |
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508 | DO k=0,5 |
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509 | ne_(k)=ne(n,MOD(pos-1+k+6,6)+1) |
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510 | Riv_(k+1)=Riv(n,MOD(pos-1+k+6,6)+1) |
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511 | ENDDO |
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512 | |
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513 | w(1)=-ne_(0)*ne_(1)*(Riv_(1)-0.5) |
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514 | w(2)=-ne_(2)*(ne_(0)*Riv_(2)-w(1)*ne_(1)) |
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515 | w(3)=-ne_(3)*(ne_(0)*Riv_(3)-w(2)*ne_(2)) |
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516 | w(4)=-ne_(4)*(ne_(0)*Riv_(4)-w(3)*ne_(3)) |
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517 | w(5)=-ne_(5)*(ne_(0)*Riv_(5)-w(4)*ne_(4)) |
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518 | w(6)=ne_(0)*ne_(5)*(Riv_(6)-0.5) |
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519 | |
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520 | ! IF ( ABS(w(5)-w(6))>1e-20) PRINT *, "pb pour wee : w(5)!=w(6)",sum(Riv_(:)) |
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521 | |
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522 | END SUBROUTINE compute_wee |
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523 | |
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524 | |
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525 | |
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526 | SUBROUTINE compute_geometry |
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527 | IMPLICIT NONE |
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528 | CALL allocate_geometry |
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529 | CALL set_geometry |
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530 | |
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531 | END SUBROUTINE compute_geometry |
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532 | |
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533 | END MODULE geometry |
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