1 | MODULE sections_tools |
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2 | !!===================================================================== |
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3 | !! *** MODULE sections_tools *** |
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4 | !! |
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5 | !! History: 2011: cbricaud 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 | |
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11 | IMPLICIT NONE |
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12 | PRIVATE |
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13 | |
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14 | !! * Routine accessibility |
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15 | PUBLIC pointToCoordF |
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16 | PUBLIC distance |
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17 | PUBLIC distance2 |
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18 | PUBLIC distance3 |
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19 | PUBLIC intersec |
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20 | PUBLIC slope_coeff |
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21 | PUBLIC qcksrt |
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22 | PUBLIC write_debug |
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23 | PUBLIC file_open |
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24 | |
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25 | CONTAINS |
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26 | |
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27 | TYPE(COORD_SECTION) FUNCTION pointToCoordF(p) |
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28 | !!--------------------------------------------------------------------- |
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29 | !! *** FUNCTION pointToCoordF *** |
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30 | !! ** Purpose |
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31 | !! |
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32 | !!--------------------------------------------------------------------- |
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33 | !! * arguments |
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34 | TYPE(POINT_SECTION), INTENT(IN) :: p |
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35 | !!--------------------------------------------------------------------- |
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36 | pointToCoordF = COORD_SECTION(glamf(p%I,p%J),gphif(p%I,p%J)) |
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37 | RETURN |
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38 | END FUNCTION pointToCoordF |
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39 | |
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40 | REAL(wp) FUNCTION distance(coordA,coordB,ld_date_line) |
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41 | !!--------------------------------------------------------------------- |
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42 | !! *** FUNCTION distance *** |
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43 | !! ** Purpose:compute distance between coordA and coordB |
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44 | !! We add 360] to coordB%long if the line (coordA,coordB) |
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45 | !! crosses the date-line. |
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46 | !!--------------------------------------------------------------------- |
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47 | !! * arguments |
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48 | TYPE(COORD_SECTION), INTENT(IN) :: coordA,coordB |
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49 | LOGICAL,INTENT(IN),OPTIONAL :: ld_date_line |
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50 | !! * Local declarations |
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51 | INTEGER ::idateline |
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52 | !----------------------------------------------- |
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53 | idateline=0 |
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54 | IF( PRESENT( ld_date_line))THEN |
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55 | IF( ld_date_line )idateline=1 |
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56 | ENDIF |
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57 | distance = (sqrt((coordA%lon-coordB%lon-360*idateline )**2 + (coordA%lat-coordB%lat )**2)) |
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58 | RETURN |
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59 | END FUNCTION distance |
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60 | |
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61 | REAL(wp) FUNCTION distance2(coordA,coordB,ld_date_line) |
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62 | !!--------------------------------------------------------------------- |
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63 | !! *** FUNCTION distance *** |
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64 | !! ** Purpose:compute distance between coordA and coordB |
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65 | !! We add 360 to coordB%long if the line (coordA,coordB) |
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66 | !! crosses the date-line. |
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67 | !!--------------------------------------------------------------------- |
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68 | !! * arguments |
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69 | TYPE(COORD_SECTION), INTENT(IN) :: coordA,coordB |
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70 | LOGICAL,INTENT(IN),OPTIONAL :: ld_date_line |
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71 | !! * Local declarations |
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72 | REAL(wp) :: rad, zrayon |
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73 | REAL(wp) :: rpi = 3.141592653589793 |
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74 | REAL(wp) :: lam1,lam2,phi1,phi2 |
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75 | !----------------------------------------------- |
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76 | zrayon=6367000.0 |
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77 | rad=rpi/180. |
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78 | lam1=coordA%lon*rad |
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79 | lam2=coordB%lon*rad |
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80 | phi1=coordA%lat*rad |
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81 | phi2=coordB%lat*rad |
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82 | ! |
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83 | distance2=0.001*2.*zrayon *ASIN(SQRT(SIN((phi2-phi1)/2.0)**2.0+COS(phi1)*COS(phi2)*SIN((lam2-lam1)/2.0)**2.0) ) |
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84 | ! |
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85 | RETURN |
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86 | END FUNCTION distance2 |
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87 | |
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88 | REAL(wp) FUNCTION distance3(coordA,coordB,coordC,ll_debug) |
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89 | !!--------------------------------------------------------------------- |
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90 | !! *** FUNCTION cosinus *** |
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91 | !! théorème d'Al-Kashi |
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92 | !! |
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93 | !! B A first point of the section |
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94 | !! / \ B intermediar point on the section |
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95 | !! / | \ C last point of the section |
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96 | !! / | \ |
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97 | !! / | \ angle=ACB |
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98 | !! / | \ |
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99 | !! / | \ distance3=Bd |
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100 | !! / | \ |
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101 | !! C -------d------- A |
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102 | !! |
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103 | !!--------------------------------------------------------------------- |
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104 | !! * arguments |
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105 | TYPE(COORD_SECTION), INTENT(IN) :: coordA,coordB,coordC |
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106 | LOGICAL :: ll_debug |
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107 | !! * Local declarations |
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108 | REAL(wp) :: ztmp |
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109 | REAL(wp) :: za,zb,zc,angle |
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110 | !----------------------------------------------- |
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111 | za = SQRT( (coordB%lon-coordC%lon)**2 + (coordB%lat-coordC%lat)**2 ) |
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112 | zb = SQRT( (coordA%lon-coordC%lon)**2 + (coordA%lat-coordC%lat)**2 ) |
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113 | zc = SQRT( (coordA%lon-coordB%lon)**2 + (coordA%lat-coordB%lat)**2 ) |
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114 | ! |
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115 | IF( za /= 0. .AND. zb /= 0. )THEN |
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116 | ztmp=( za**2 + zb**2 - zc**2 ) / ( 2.0*za*zb ) |
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117 | ztmp=MIN(ztmp,1.00_wp) |
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118 | !angle=ABS(acos( ( za**2 + zb**2 - zc**2 ) / ( 2.0*za*zb ) ) ) |
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119 | IF( ztmp==1.00_wp )THEN |
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120 | angle=0.0 |
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121 | ELSE |
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122 | angle=ABS(acos(ztmp)) |
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123 | ENDIF |
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124 | ELSE |
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125 | PRINT*,'za zb =',za,zb ; STOP |
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126 | ENDIF |
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127 | ! |
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128 | distance3=za*ABS(sin(angle)) |
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129 | ! |
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130 | RETURN |
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131 | END FUNCTION distance3 |
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132 | |
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133 | REAL(wp) FUNCTION slope_coeff(coordA,coordB,ld_dateline) |
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134 | !!--------------------------------------------------------------------- |
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135 | !! *** Function slope_coeff *** |
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136 | !! |
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137 | !! ** Purpose: Compute slope coefficient of the line (coordA,coordB) |
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138 | !! |
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139 | !! ** Method: |
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140 | !! Usual method : |
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141 | !! slope_coeff = (latB-latA)/(lonB-lonA) |
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142 | !! Special case: the segment [A,B] crosses the date-line (lddate=T) |
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143 | !! slope_coeff = (latB-latA)/(360+lonB-lonA) |
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144 | !!--------------------------------------------------------------------- |
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145 | !! * arguments |
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146 | TYPE(COORD_SECTION), INTENT(IN) :: coordA, coordB |
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147 | LOGICAL,INTENT(IN),OPTIONAL :: ld_dateline |
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148 | !! * Local declarations |
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149 | REAL(wp) :: zcoeff |
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150 | INTEGER :: idateline |
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151 | !!--------------------------------------------------------- |
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152 | !initialization |
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153 | zcoeff = 1.e20 |
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154 | idateline=0 |
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155 | IF( PRESENT( ld_dateline))THEN |
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156 | IF( ld_dateline )idateline=1 |
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157 | ENDIF |
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158 | |
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159 | !compute slope coefficient |
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160 | IF ( coordB%lon-coordA%lon .NE. 0.) & |
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161 | zcoeff=(coordB%lat-coordA%lat)/(360*idateline+coordB%lon-coordA%lon) |
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162 | |
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163 | !output |
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164 | slope_coeff = zcoeff |
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165 | RETURN |
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166 | |
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167 | END FUNCTION slope_coeff |
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168 | |
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169 | TYPE(COORD_SECTION) FUNCTION intersec(sec,coord_a,coord_b) |
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170 | !!--------------------------------------------------------------------- |
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171 | !! *** Function intersec *** |
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172 | !! |
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173 | !! ** Purpose:Return the coordinates of the intersection point, |
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174 | !! between segment [a,b] and the section. |
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175 | !! If no intersection the point = -9999. |
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176 | !! |
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177 | !! ** Method:(coord_a,coord_b) => y=za2*x+zb2 (2) |
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178 | !! sec => y=za1*x+zb1 (1) |
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179 | !! Intersection = (X,Y) solves (1) and (2) |
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180 | !! Vefify that (X,Y) is in [coord_a,coord_b] AND in the section |
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181 | !! |
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182 | !! ** Action: 1. compute za1, za1 |
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183 | !! 2. compute zb1, zb2 |
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184 | !! 3. compute X and Y |
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185 | !! 4.Verify that (zX,zY) is in [coord_a,coord_b] |
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186 | !! and in [sec%coordSec(1),sec%coordSec(2)] |
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187 | !! |
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188 | !! History: Author: 10/05 Matthieu Laborie |
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189 | !! Additions: |
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190 | !! 05-2007: (C Bricaud) add special cases |
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191 | !! (crossing date line) |
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192 | !----------------------------------------------------------------------------- |
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193 | !! * arguments |
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194 | TYPE(SECTION), INTENT(IN) :: sec |
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195 | TYPE(COORD_SECTION) , INTENT(IN):: coord_a, coord_b |
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196 | !! * Local declarations |
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197 | TYPE(COORD_SECTION) :: coordInter |
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198 | REAL(wp) :: za1,za2, &! slope coefficient |
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199 | zb1,zb2, &! |
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200 | zX,zY ! coordinates of intersection |
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201 | LOGICAL :: ll_date_line=.FALSE. !segment [a,b] crosses the date-line ? |
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202 | !---------------------------------------------------------------------------- |
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203 | |
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204 | !=================! |
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205 | !0. INITALIZATION ! |
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206 | !=================! |
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207 | coordInter=COORD_SECTION(-9999.,-9999.) |
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208 | ll_date_line=.FALSE. |
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209 | !we need to know if [coord_a,coord_b] crosses the date-line |
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210 | if(coord_a%lon-coord_b%lon .GT. 180)ll_date_line=.TRUE. |
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211 | |
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212 | !=======================! |
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213 | !1. compute za1 and za2 ! |
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214 | !=======================! |
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215 | za1=sec%slopeSection |
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216 | za2=slope_coeff(coord_a,coord_b,ll_date_line) |
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217 | |
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218 | !=======================! |
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219 | !2. compute zb1 and zb2 ! |
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220 | !=======================! |
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221 | |
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222 | ! Compute coefficient b for a straight line y=a*x+b |
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223 | ! Usual method: knowing value of a, we compute b with coordinates of 1 point: |
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224 | ! b=latA-a.lonA ou bien b=latB-a.lonB |
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225 | ! Particular case: the straight line crosses the date line; so it is in 2 parts: |
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226 | ! one on the left of the date-line and one the right |
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227 | ! then,b can could have 2 values: |
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228 | ! As the date-line can be crossed by the section and the segment of the mesh [a,b], |
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229 | ! we have to check if the segment [a,b] crosses the date-line (we know it already for the |
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230 | ! section(sec%ll_date_line): ll_date_line |
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231 | ! Then, there are 4 cases for computing b1 and b2 ( sec%ll_date_line=T/F AND ll_date_line=T/F ) |
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232 | !=========================================================================================! |
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233 | ! CASE A : !CASE C: |
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234 | ! sec%ll_date_line=T AND ll_date_line =T !sec%ll_date_line=F AND ll_date_line =T |
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235 | ! ! | -180 !+180 | |
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236 | ! this case doesn't exist ! | ! | |
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237 | !========================================! a___|_______!_______|__b |
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238 | !CASE B: ! | ! | |
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239 | !sec%ll_date_line=T AND ll_date_line=F ! | ! | |
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240 | ! \ | ! section date-line section |
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241 | ! a__\__b | ! b1: usual method |
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242 | ! \ | ! b2: depend of longitude of |
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243 | ! \ | ! sec%coordSec(1) et de sec%coordSec(2) |
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244 | ! \ | !=================================================! |
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245 | ! \| !CASE D: |
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246 | ! +180 \ -180 !sec%ll_date_line=F AND ll_date_line =F |
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247 | ! |\ ! | ! | |
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248 | ! | \ ! | +180 ! -180 | |
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249 | ! | \ ! a___|___b ! a___|___b |
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250 | ! |a__\__b ! | ! | |
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251 | ! | \ ! | ! | |
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252 | ! date-line section ! section date-line section |
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253 | !b2: usual method !b1: usual method |
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254 | !b1: depend of longitude of a and b. !b2: usual method |
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255 | !==========================================================================================! |
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256 | |
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257 | IF( sec%ll_date_line )THEN |
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258 | IF( ll_date_line )THEN |
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259 | !CASE A: this case doesn't exist |
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260 | !------- |
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261 | zb1=1.e20 |
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262 | zb2=1.e20 |
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263 | ELSE |
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264 | !CASE B: |
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265 | !------- |
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266 | !compute zb2: |
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267 | !zb2 = coord_b%lat - za2 * coord_b%lon = coord_a%lat - za2 * coord_a%lon |
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268 | zb2=coord_b%lat - za2 * coord_b%lon |
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269 | |
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270 | !compute zb1: |
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271 | IF( coord_a%lon .GT. 0 .AND. coord_b%lon .GT. 0 )THEN |
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272 | zb1 = sec%coordSec(1)%lat - za1 * sec%coordSec(1)%lon |
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273 | ELSE |
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274 | zb1 = sec%coordSec(2)%lat - za1 * sec%coordSec(2)%lon |
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275 | ENDIF |
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276 | ENDIF |
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277 | ELSE |
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278 | IF( ll_date_line )THEN |
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279 | !CASE C: |
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280 | !------- |
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281 | !Compute zb1: |
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282 | !zb1 = sec%coordSec(1)%lat - za1 * sec%coordSec(1)%lon |
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283 | ! = sec%coordSec(2)%lat - za1 * sec%coordSec(2)%lon |
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284 | zb1 = sec%coordSec(1)%lat - za1 * sec%coordSec(1)%lon |
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285 | |
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286 | !Compute zb2: |
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287 | IF( sec%coordSec(1)%lon .GT. 0 .AND. sec%coordSec(2)%lon .GT. 0 )THEN |
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288 | zb2 = coord_a%lat - za2 * coord_a%lon |
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289 | ELSE |
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290 | zb2 = coord_b%lat - za2 * coord_b%lon |
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291 | ENDIF |
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292 | ELSE |
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293 | !CASE D: |
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294 | !------- |
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295 | !compute zb1: |
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296 | !zb1 = sec%coordSec(1)%lat - za1 * sec%coordSec(1)%lon |
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297 | ! = sec%coordSec(2)%lat - za1 * sec%coordSec(2)%lon |
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298 | zb1 = sec%coordSec(1)%lat - za1 * sec%coordSec(1)%lon |
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299 | |
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300 | !compute zb2: |
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301 | !zb2 = coord_b%lat - za2 * coord_b%lon = coord_a%lat - za2 * coord_a%lon |
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302 | zb2 = coord_b%lat - za2 * coord_b%lon |
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303 | ENDIF |
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304 | ENDIF |
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305 | |
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306 | IF( (za1 - za2) .NE. 0) THEN |
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307 | !================================! |
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308 | !3. Compute intersection (zX,zY) ! |
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309 | !================================! |
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310 | IF( za1 == 1.e20 ) THEN ! Case X=cste |
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311 | zX = sec%coordSec(1)%lon |
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312 | zY = za2 * zX + zb2 |
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313 | ELSE IF ( za2 == 1.e20) THEN ! Case X=cste |
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314 | zX = coord_b%lon |
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315 | zY = za1 * zX + zb1 |
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316 | ELSE ! Case zY=A*zX+B |
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317 | zX = (zb2 - zb1) / (za1 - za2) |
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318 | zY = (za1 * zX ) + zb1 |
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319 | ENDIF |
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320 | |
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321 | !==============================================! |
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322 | !4.Verify that (zX,zY) is in [coord_a,coord_b] ! |
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323 | ! and in [sec%coordSec(1),sec%coordSec(2)] ! |
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324 | !==============================================! |
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325 | !Be carreful! The test is not the same for all configurations |
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326 | IF( sec%ll_date_line )THEN |
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327 | |
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328 | IF( ll_date_line )THEN |
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329 | !CASE A: this case doesn't exist |
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330 | !------- |
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331 | coordInter=COORD_SECTION(-9999.,-9999.) |
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332 | ELSE |
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333 | !CASE B: |
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334 | !------- |
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335 | IF( zX .GE. MIN(coord_a%lon,coord_b%lon ) .AND. & |
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336 | zX .LE. MAX(coord_a%lon,coord_b%lon ) .AND. & |
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337 | zY .GE. MIN(coord_a%lat,coord_b%lat ) .AND. & |
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338 | zY .LE. MAX(coord_a%lat,coord_b%lat ) .AND. & |
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339 | ((zX .LE. MIN(sec%coordSec(1)%lon,sec%coordSec(2)%lon ) .AND. & |
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340 | zX .GE. -180) .OR. & |
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341 | (zX .GE. MAX(sec%coordSec(1)%lon,sec%coordSec(2)%lon ) .AND. & |
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342 | zX .LE. 180)) .AND. & |
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343 | zY .GE. MIN(sec%coordSec(1)%lat,sec%coordSec(2)%lat ) .AND. & |
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344 | zY .LE. MAX(sec%coordSec(1)%lat,sec%coordSec(2)%lat ) ) THEN |
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345 | coordInter = COORD_SECTION(zX, zY) |
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346 | ENDIF |
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347 | ENDIF |
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348 | ELSE |
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349 | |
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350 | IF( ll_date_line )THEN |
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351 | !CASE C: |
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352 | !------- |
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353 | IF( ((zX .LE. MIN(coord_a%lon,coord_b%lon ) .AND. & |
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354 | zX .GE. -180 ) .OR. & |
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355 | (zX .GE. MAX(coord_a%lon,coord_b%lon ) .AND. & |
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356 | zX .LE. 180 )) .AND. & |
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357 | zY .GE. MIN(coord_a%lat,coord_b%lat ) .AND. & |
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358 | zY .LE. MAX(coord_a%lat,coord_b%lat ) .AND. & |
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359 | zX .GE. MIN(sec%coordSec(1)%lon,sec%coordSec(2)%lon ) .AND. & |
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360 | zX .LE. MAX(sec%coordSec(1)%lon,sec%coordSec(2)%lon ) .AND. & |
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361 | zY .GE. MIN(sec%coordSec(1)%lat,sec%coordSec(2)%lat ) .AND. & |
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362 | zY .LE. MAX(sec%coordSec(1)%lat,sec%coordSec(2)%lat ) ) THEN |
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363 | coordInter = COORD_SECTION(zX, zY) |
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364 | ENDIF |
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365 | ELSE |
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366 | !CASE D: |
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367 | !------- |
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368 | IF( zX .GE. MIN(coord_a%lon,coord_b%lon ) .AND. & |
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369 | zX .LE. MAX(coord_a%lon,coord_b%lon ) .AND. & |
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370 | zY .GE. MIN(coord_a%lat,coord_b%lat ) .AND. & |
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371 | zY .LE. MAX(coord_a%lat,coord_b%lat ) .AND. & |
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372 | zX .GE. MIN(sec%coordSec(1)%lon,sec%coordSec(2)%lon ) .AND. & |
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373 | zX .LE. MAX(sec%coordSec(1)%lon,sec%coordSec(2)%lon ) .AND. & |
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374 | zY .GE. MIN(sec%coordSec(1)%lat,sec%coordSec(2)%lat ) .AND. & |
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375 | zY .LE. MAX(sec%coordSec(1)%lat,sec%coordSec(2)%lat ) ) THEN |
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376 | coordInter = COORD_SECTION(zX, zY) |
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377 | ENDIF |
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378 | ENDIF |
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379 | ENDIF |
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380 | |
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381 | ENDIF |
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382 | |
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383 | !output |
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384 | intersec = coordInter |
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385 | RETURN |
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386 | |
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387 | END FUNCTION intersec |
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388 | |
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389 | SUBROUTINE qcksrt(arr1,arr2,n) |
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390 | !!--------------------------------------------------------------------- |
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391 | !! *** SUBROUTINE qcksrt *** |
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392 | !! |
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393 | !! ** Purpose |
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394 | !! |
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395 | !! ** Method |
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396 | !! |
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397 | !! ** Input |
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398 | !! |
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399 | !! ** Action |
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400 | !! |
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401 | !! History |
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402 | !!--------------------------------------------------------------------- |
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403 | !! * arguments |
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404 | INTEGER,INTENT(IN) :: n |
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405 | REAL(wp),DIMENSION(n),INTENT(INOUT):: arr1,arr2 |
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406 | |
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407 | !! * Local declarations |
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408 | REAL(wp) :: fx,a,b |
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409 | INTEGER,PARAMETER :: m=7,nstack=500 |
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410 | REAL(wp),PARAMETER :: fm=7875.,fa=211.,fc=1663.,fmi=1./fm |
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411 | INTEGER :: l,ir,j,i,iq,jstack |
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412 | INTEGER,DIMENSION(nstack) :: istack(nstack) |
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413 | !--------------------------------------------------- |
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414 | jstack=0 |
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415 | l=1 |
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416 | ir=n |
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417 | fx=0. |
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418 | 10 if(ir-l .lt.m)then |
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419 | do j=l+1,ir |
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420 | a=arr1(j) |
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421 | b=arr2(j) |
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422 | do i=j-1,1,-1 |
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423 | if (arr1(i).le.a) goto 12 |
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424 | arr1(i+1)=arr1(i) |
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425 | arr2(i+1)=arr2(i) |
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426 | enddo |
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427 | i=0 |
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428 | 12 arr1(i+1)=a |
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429 | arr2(i+1)=b |
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430 | enddo |
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431 | if(jstack.eq.0)return |
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432 | ir=istack(jstack) |
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433 | l=istack(jstack-1) |
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434 | jstack=jstack-2 |
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435 | else |
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436 | i=l |
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437 | j=ir |
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438 | fx=MOD(fx*fa+fc,fm) |
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439 | iq=l+(ir-l+1)*(fx*fmi) |
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440 | a=arr1(iq) |
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441 | arr1(iq)=arr1(l) |
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442 | b=arr2(iq) |
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443 | arr2(iq)=arr2(l) |
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444 | 20 continue |
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445 | 21 if (j.gt.0) then |
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446 | if(a.lt.arr1(j))then |
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447 | j=j-1 |
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448 | goto 21 |
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449 | endif |
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450 | endif |
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451 | if (j.le.i)then |
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452 | arr1(i)=a |
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453 | arr2(i)=b |
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454 | goto 30 |
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455 | endif |
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456 | arr1(i)=arr1(j) |
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457 | arr2(i)=arr2(j) |
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458 | i=i+1 |
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459 | 22 if (i.le.n) then |
---|
460 | if (a.gt.arr1(i)) then |
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461 | i=i+1 |
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462 | goto 22 |
---|
463 | endif |
---|
464 | endif |
---|
465 | if (j.le.i)then |
---|
466 | arr1(j)=a |
---|
467 | arr2(j)=b |
---|
468 | i=j |
---|
469 | goto 30 |
---|
470 | endif |
---|
471 | arr1(j)=arr1(i) |
---|
472 | arr2(j)=arr2(i) |
---|
473 | j=j-1 |
---|
474 | goto 20 |
---|
475 | 30 jstack=jstack+2 |
---|
476 | if(jstack.gt.nstack)pause 'nstack trop petit' |
---|
477 | if (ir-i.ge.i-1) then |
---|
478 | istack(jstack)=ir |
---|
479 | istack(jstack-1)=i+1 |
---|
480 | ir=i-1 |
---|
481 | else |
---|
482 | istack(jstack)=i-1 |
---|
483 | istack(jstack-1)=l |
---|
484 | l=i+1 |
---|
485 | endif |
---|
486 | endif |
---|
487 | goto 10 |
---|
488 | END SUBROUTINE qcksrt |
---|
489 | |
---|
490 | SUBROUTINE write_debug(ksec,cd_write) |
---|
491 | !!--------------------------------------------------------------------- |
---|
492 | !! *** SUBROUTINE qcksrt *** |
---|
493 | !! |
---|
494 | !! ** Purpose |
---|
495 | !! |
---|
496 | !! ** Method |
---|
497 | !! |
---|
498 | !! ** Input |
---|
499 | !! |
---|
500 | !! ** Action |
---|
501 | !! |
---|
502 | !! History |
---|
503 | !!--------------------------------------------------------------------- |
---|
504 | !! * arguments |
---|
505 | INTEGER :: ksec !number of section |
---|
506 | CHARACTER(len=*) :: cd_write !message to write |
---|
507 | |
---|
508 | !! * Local declarations |
---|
509 | INTEGER :: iunit |
---|
510 | LOGICAL :: llok |
---|
511 | CHARACTER(len=80) :: clfilename |
---|
512 | |
---|
513 | !!--------------------------------------------------------------------- |
---|
514 | IF( ksec == nsecdebug .OR. nsecdebug == -1 )THEN |
---|
515 | |
---|
516 | |
---|
517 | !open / verify is debug output file is open |
---|
518 | |
---|
519 | clfilename=TRIM(secs(ksec)%name)//"_debug" |
---|
520 | iunit = num_sec_debug(ksec) |
---|
521 | |
---|
522 | IF( iunit .EQ. 0 )THEN |
---|
523 | PRINT*,"Open debug file: "//TRIM(clfilename) |
---|
524 | iunit = 100 + ksec |
---|
525 | num_sec_debug(ksec) = iunit |
---|
526 | |
---|
527 | CALL file_open(iunit,clfilename,llok,cdform="FORMATTED",cdstatus="REPLACE",cdaction="WRITE") |
---|
528 | |
---|
529 | IF( .NOT. llok )THEN |
---|
530 | PRINT*,"Can not open TRIM(clfilename)." ; STOP |
---|
531 | ENDIF |
---|
532 | !ELSE |
---|
533 | ! PRINT*,TRIM(clfilename)//" already opened" |
---|
534 | ENDIF |
---|
535 | |
---|
536 | !write |
---|
537 | WRITE(iunit,*)TRIM(cd_write) |
---|
538 | |
---|
539 | ENDIF |
---|
540 | |
---|
541 | END SUBROUTINE write_debug |
---|
542 | |
---|
543 | SUBROUTINE file_open(knum,cdfile,ldok,cdform,cdstatus,cdaction) |
---|
544 | !!--------------------------------------------------------------------- |
---|
545 | !! *** ROUTINE file_open *** |
---|
546 | !! |
---|
547 | !! ** Purpose |
---|
548 | !! |
---|
549 | !! ** Method |
---|
550 | !! |
---|
551 | !! ** Input |
---|
552 | !! |
---|
553 | !! ** Action |
---|
554 | !! |
---|
555 | !! Hisotry |
---|
556 | !!--------------------------------------------------------------------- |
---|
557 | !! * arguments |
---|
558 | INTEGER ,INTENT(IN) :: knum ! file unit number |
---|
559 | CHARACTER(len=*),INTENT(IN) :: cdfile ! file name to open |
---|
560 | LOGICAL ,INTENT(OUT) :: ldok ! =.TRUE. if file exists and is corectly opened |
---|
561 | CHARACTER(len=*),INTENT(IN) :: cdform, &! FORM arguments for OPEN function |
---|
562 | cdstatus, &! STATUS arguments for OPEN function |
---|
563 | cdaction ! ACTION arguments for OPEN function |
---|
564 | |
---|
565 | !! * Local declarations |
---|
566 | INTEGER :: iost |
---|
567 | LOGICAL :: llbon=.FALSE. !check existence of file |
---|
568 | !!--------------------------------------------------------------------- |
---|
569 | ldok = .FALSE. ! initialization; file not found and not opened |
---|
570 | |
---|
571 | !check presence of file |
---|
572 | IF( cdstatus .EQ. "OLD" ) THEN |
---|
573 | INQUIRE( FILE=cdfile, EXIST=llbon ) ! check presence of namelist |
---|
574 | IF( llbon )THEN ; PRINT*,TRIM(cdfile)//' EXISTS' |
---|
575 | ELSE ; PRINT*,TRIM(cdfile)//' NOT EXISTS' ; STOP |
---|
576 | ENDIF |
---|
577 | ENDIF |
---|
578 | |
---|
579 | !open file |
---|
580 | OPEN(UNIT=knum,FILE=TRIM(cdfile),FORM=cdform,status=cdstatus,action=cdaction,iostat=iost) |
---|
581 | IF ( iost == 0 )THEN |
---|
582 | ldok=.TRUE. |
---|
583 | ELSE |
---|
584 | PRINT*,TRIM(cdfile)//' bad opening. STOP.'; STOP |
---|
585 | ENDIF |
---|
586 | |
---|
587 | END SUBROUTINE file_open |
---|
588 | |
---|
589 | END MODULE sections_tools |
---|