1 | MODULE readsections |
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2 | !!===================================================================== |
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3 | !! *** MODULE readsections *** |
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4 | !! |
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5 | !! History: 2011: Clement Bricaud, Mercator-Ocean |
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6 | !! |
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7 | !!===================================================================== |
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8 | !! * Modules used |
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9 | USE declarations |
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10 | USE sections_tools |
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11 | |
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12 | IMPLICIT NONE |
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13 | PRIVATE |
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14 | |
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15 | !! * Routine accessibility |
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16 | PUBLIC read_list_sections |
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17 | |
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18 | CONTAINS |
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19 | |
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20 | SUBROUTINE read_list_sections |
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21 | !!--------------------------------------------------------------------- |
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22 | !! *** ROUTINE read_list_sections *** |
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23 | !! |
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24 | !! ** Purpose: read ascii file 'list_sections.ascii' that contains |
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25 | !! section descriptions |
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26 | !! |
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27 | !!--------------------------------------------------------------------- |
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28 | !! * arguments |
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29 | |
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30 | !! * Local declarations |
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31 | INTEGER :: jsec !loop on section number |
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32 | INTEGER :: iost,ji |
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33 | INTEGER :: iclass , jclass |
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34 | LOGICAL :: llok,llstrpond,llice,lldate |
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35 | REAL(wp) :: plon1,plat1,plon2,plat2 |
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36 | REAL(wp) :: zslope |
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37 | CHARACTER(len=5) :: clclass |
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38 | CHARACTER(len=5) :: cdice |
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39 | CHARACTER(len=9) :: cdstrpond |
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40 | CHARACTER(len=110) :: clname,cdsecname,cltmp |
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41 | REAL,DIMENSION(nb_type_class) :: zclass_value |
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42 | TYPE(COORD_SECTION) :: coord_point1,coord_point2,coordTemp |
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43 | TYPE(COORD_SECTION), DIMENSION(2) :: coord_sec |
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44 | !!--------------------------------------------------------------------- |
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45 | PRINT*,' ' |
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46 | PRINT*,'READ list_sections' |
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47 | PRINT*,'------------------' |
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48 | PRINT*,' ' |
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49 | |
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50 | nb_sec=0 !initialize number of sections read in list_sections.ascii |
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51 | |
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52 | !open and read input file |
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53 | clname='list_sections.ascii' |
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54 | PRINT*,' ' |
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55 | CALL file_open(numdctin,clname,llok,cdform="FORMATTED",cdstatus="OLD",cdaction="READ") |
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56 | |
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57 | IF ( llok ) THEN |
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58 | PRINT*,'list_sections.ascii open ' |
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59 | PRINT*,'nb_sec_max = ',nb_sec_max |
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60 | PRINT*,' ' |
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61 | |
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62 | DO jsec=1,nb_sec_max |
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63 | |
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64 | !read a line corresponding to one section |
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65 | READ(numdctin,'(F7.2,1X,F7.2,1X,F7.2,1X,F7.2,1X,I2,1X,A9,1X,A5,1X,A40)',iostat=iost) & |
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66 | & plon1,plat1,plon2,plat2,iclass,cdstrpond,cdice,cdsecname |
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67 | IF (iost /= 0) EXIT ! end of file |
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68 | |
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69 | ! cdsecname: change space to underscore for cdsecname |
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70 | cdsecname=ADJUSTL(cdsecname) |
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71 | ji = SCAN(TRIM(cdsecname)," ") |
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72 | DO WHILE(ji .NE. 0) |
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73 | cdsecname(ji:ji) = "_" |
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74 | ji = SCAN(TRIM(cdsecname)," ") |
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75 | ENDDO |
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76 | |
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77 | !computation of heat and salt transport ? |
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78 | llstrpond=.FALSE. ; IF( cdstrpond .EQ. 'okstrpond' ) llstrpond=.TRUE. |
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79 | |
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80 | !computation of ice tranpsort ? |
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81 | llice=.FALSE. ; IF( cdice .EQ. 'okice' ) llice=.TRUE. |
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82 | |
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83 | !store coordinates of the extremities |
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84 | coord_point1=COORD_SECTION(plon1,plat1) |
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85 | coord_point2=COORD_SECTION(plon2,plat2) |
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86 | coord_sec=(/coord_point1,coord_point2/) |
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87 | |
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88 | !Extremities of the section are classed |
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89 | lldate=.FALSE. |
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90 | IF( coord_sec(2)%lon .LT. coord_sec(1)%lon .OR. & |
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91 | ((coord_sec(2)%lon .EQ. coord_sec(1)%lon) .AND. & |
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92 | (coord_sec(2)%lat .LT. coord_sec(1)%lat)) ) THEN |
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93 | coordTemp =coord_sec(1) |
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94 | coord_sec(1)=coord_sec(2) |
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95 | coord_sec(2)=coordTemp |
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96 | ENDIF |
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97 | IF((coord_sec(2)%lon - coord_sec(1)%lon) .GT. 180) THEN |
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98 | coordTemp =coord_sec(1) |
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99 | coord_sec(1)=coord_sec(2) |
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100 | coord_sec(2)=coordTemp |
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101 | lldate=.TRUE. |
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102 | ENDIF |
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103 | |
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104 | !slope of the section (equidistant cylindric projection) |
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105 | zslope=slope_coeff(coord_sec(1),coord_sec(2),lldate) |
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106 | |
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107 | !!initialise global array secs |
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108 | secs(jsec)%llstrpond=.FALSE. |
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109 | secs(jsec)%ll_date_line=.FALSE. ; secs(jsec)%nb_class=0 |
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110 | secs(jsec)%zsigi=99. ; secs(jsec)%zsigp=99. |
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111 | secs(jsec)%zsal=99. ; secs(jsec)%ztem=99. |
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112 | secs(jsec)%zlay=99. |
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113 | secs(jsec)%nb_point=0 |
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114 | |
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115 | !store all information in global array secs |
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116 | secs(jsec)%name = cdsecname |
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117 | secs(jsec)%llstrpond = llstrpond |
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118 | secs(jsec)%ll_ice_section = llice |
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119 | secs(jsec)%coordSec = (/ coord_sec(1) , coord_sec(2) /) |
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120 | secs(jsec)%slopeSection = zslope |
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121 | secs(jsec)%ll_date_line = lldate |
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122 | |
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123 | !debug information |
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124 | CALL write_debug(jsec,'Informations read in ascii file:') |
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125 | CALL write_debug(jsec,'--------------------------------') |
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126 | CALL write_debug(jsec,'section name: '//secs(jsec)%name ) |
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127 | IF( secs(jsec)%llstrpond )THEN ; CALL write_debug(jsec,'salt/heat transport computing' ) |
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128 | ELSE ; CALL write_debug(jsec,'no salt/heat transport computing' ) |
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129 | ENDIF |
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130 | IF( secs(jsec)%ll_ice_section )THEN ; CALL write_debug(jsec,'Ice transport computing' ) |
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131 | ELSE ; CALL write_debug(jsec,'no Ice transport computing' ) |
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132 | ENDIF |
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133 | WRITE(cltmp,'(A20,2f8.3)')'Extremity 1 :',secs(jsec)%coordSec(1) |
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134 | CALL write_debug(jsec,cltmp) |
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135 | WRITE(cltmp,'(A20,2f8.3)')'Extremity 2 :',secs(jsec)%coordSec(2) |
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136 | CALL write_debug(jsec,cltmp) |
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137 | WRITE(cltmp,'(A20,f8.3)')'Slope coefficient :',secs(jsec)%slopeSection |
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138 | CALL write_debug(jsec,cltmp) |
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139 | WRITE(cltmp,'(A20,i3.3)')'number of classes : ',iclass |
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140 | CALL write_debug(jsec,cltmp) |
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141 | IF( secs(jsec)%ll_date_line ) THEN ; CALL write_debug(jsec,'section crosses date line') |
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142 | ELSE ; CALL write_debug(jsec,'section don t crosse date line') |
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143 | ENDIF |
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144 | CALL write_debug(jsec,' ') |
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145 | |
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146 | !verify number of sections and store it |
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147 | IF ( iclass .GT. nb_class_max) THEN |
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148 | PRINT*,"WARNING: nb_class_max needs to be greater than ", iclass ; STOP |
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149 | ENDIF |
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150 | secs(jsec)%nb_class=iclass |
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151 | |
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152 | !read classes |
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153 | IF ( iclass .NE. 0 )THEN |
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154 | |
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155 | !classname=zsigi/zsigp/zsal/ztem/zlay |
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156 | READ(numdctin,'(A5)')clclass |
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157 | DO jclass = 1,iclass |
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158 | READ(numdctin,'(F9.3)',iostat=iost) zclass_value(jclass) |
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159 | ENDDO |
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160 | IF ( TRIM(clclass) .EQ. 'zsigi' )THEN |
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161 | secs(jsec)%zsigi(1:iclass)=zclass_value(1:iclass) |
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162 | ELSE IF ( TRIM(clclass) .EQ. 'zsigp' )THEN |
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163 | secs(jsec)%zsigp(1:iclass)=zclass_value(1:iclass) |
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164 | ELSE IF ( TRIM(clclass) .EQ. 'zsal' )THEN |
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165 | secs(jsec)%zsal(1:iclass)=zclass_value(1:iclass) |
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166 | ELSE IF ( TRIM(clclass) .EQ. 'ztem' )THEN |
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167 | secs(jsec)%ztem(1:iclass)=zclass_value(1:iclass) |
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168 | ELSE IF ( TRIM(clclass) .EQ. 'zlay' )THEN |
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169 | secs(jsec)%zlay(1:iclass)=zclass_value(1:iclass) |
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170 | ELSE |
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171 | PRINT*,'Wrong name of class for section/clclass: ', cdsecname,TRIM(clclass) |
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172 | ENDIF |
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173 | |
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174 | IF ( jsec==nsecdebug .OR. nsecdebug==-1)THEN |
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175 | PRINT*,'class type = ',clclass |
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176 | PRINT*,'class values = ',zclass_value(1:iclass) |
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177 | ENDIF |
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178 | |
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179 | ENDIF |
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180 | |
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181 | ENDDO !end of loop on sections |
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182 | |
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183 | CLOSE(numdctin) !Close file |
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184 | IF( jsec .EQ. nb_sec_max)THEN |
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185 | PRINT*,' ' |
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186 | PRINT*,' nb_sec_max is less than the number of sections written in list_sections.ascii' |
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187 | STOP |
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188 | ELSE |
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189 | nb_sec=jsec-1 !number of read sections |
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190 | PRINT*,' ' |
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191 | PRINT*,'Number of sections read in list_sections.ascii: ',nb_sec |
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192 | PRINT*,'Reading of list_sections.ascii ok' |
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193 | PRINT*,' ' |
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194 | ENDIF |
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195 | |
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196 | ENDIF |
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197 | |
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198 | END SUBROUTINE read_list_sections |
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199 | |
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200 | END MODULE readsections |
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