| 1 |
C $Header$ |
C $Header$ |
| 2 |
|
C $Name$ |
| 3 |
C |
C |
| 4 |
C /==========================================================\ |
CBOP |
| 5 |
C | GRID.h | |
C !ROUTINE: GRID.h |
| 6 |
C | o Header file defining model grid. | |
C !INTERFACE: |
| 7 |
C |==========================================================| |
C include GRID.h |
| 8 |
C | Model grid is defined for each process by reference to | |
C !DESCRIPTION: \bv |
| 9 |
C | the arrays set here. | |
C *==========================================================* |
| 10 |
C | Notes | |
C | GRID.h |
| 11 |
C | ===== | |
C | o Header file defining model grid. |
| 12 |
C | The standard MITgcm convention of westmost, southern most| |
C *==========================================================* |
| 13 |
C | and upper most having the (1,1,1) index is used here. | |
C | Model grid is defined for each process by reference to |
| 14 |
C | i.e. | |
C | the arrays set here. |
| 15 |
C |----------------------------------------------------------| |
C | Notes |
| 16 |
C | (1) Plan view schematic of model grid (top layer i.e. ) | |
C | ===== |
| 17 |
C | ================================= ( ocean surface ) | |
C | The standard MITgcm convention of westmost, southern most |
| 18 |
C | ( or top of ) | |
C | and upper most having the (1,1,1) index is used here. |
| 19 |
C | ( atmosphere ) | |
C | i.e. |
| 20 |
C | This diagram shows the location of the model | |
C |---------------------------------------------------------- |
| 21 |
C | prognostic variables on the model grid. The "T" | |
C | (1) Plan view schematic of model grid (top layer i.e. ) |
| 22 |
C | location is used for all tracers. The figure also | |
C | ================================= ( ocean surface ) |
| 23 |
C | shows the southern most, western most indexing | |
C | ( or top of ) |
| 24 |
C | convention that is used for all model variables. | |
C | ( atmosphere ) |
| 25 |
C | | |
C | This diagram shows the location of the model |
| 26 |
C | | |
C | prognostic variables on the model grid. The "T" |
| 27 |
C | V(i=1, V(i=Nx, | |
C | location is used for all tracers. The figure also |
| 28 |
C | j=Ny+1, j=Ny+1, | |
C | shows the southern most, western most indexing |
| 29 |
C | k=1) k=1) | |
C | convention that is used for all model variables. |
| 30 |
C | /|\ /|\ "PWX" | |
C | |
| 31 |
C | |---------|------------------etc.. |---- *--- | |
C | |
| 32 |
C | | | * | | |
C | V(i=1, V(i=Nx, |
| 33 |
C |"PWY"*******************************etc.. **********"PWY"| |
C | j=Ny+1, j=Ny+1, |
| 34 |
C | | | * | | |
C | k=1) k=1) |
| 35 |
C | | | * | | |
C | /|\ /|\ "PWX" |
| 36 |
C | | | * | | |
C | |---------|------------------etc.. |---- *--- |
| 37 |
C |U(i=1, ==> x | x *==>U | |
C | | | * | |
| 38 |
C | j=Ny,| T(i=1, | T(i=Nx, *(i=Nx+1,| |
C |"PWY"*******************************etc.. **********"PWY" |
| 39 |
C | k=1) | j=Ny, | j=Ny, * |j=Ny,| |
C | | | * | |
| 40 |
C | | k=1) | k=1) * |k=1) | |
C | | | * | |
| 41 |
C | | |
C | | | * | |
| 42 |
C | . . . | |
C |U(i=1, ==> x | x *==>U |
| 43 |
C | . . . | |
C | j=Ny,| T(i=1, | T(i=Nx, *(i=Nx+1, |
| 44 |
C | . . . | |
C | k=1) | j=Ny, | j=Ny, * |j=Ny, |
| 45 |
C | e e * e | |
C | | k=1) | k=1) * |k=1) |
| 46 |
C | t t * t | |
C | |
| 47 |
C | c c * c | |
C | . . . |
| 48 |
C | | | * | | |
C | . . . |
| 49 |
C | | | * | | |
C | . . . |
| 50 |
C |U(i=1, ==> x | x * | | |
C | e e * e |
| 51 |
C | j=2, | T(i=1, | T(i=Nx, * | | |
C | t t * t |
| 52 |
C | k=1) | j=2, | j=2, * | | |
C | c c * c |
| 53 |
C | | k=1) | k=1) * | | |
C | | | * | |
| 54 |
C | | | * | | |
C | | | * | |
| 55 |
C | | /|\ | /|\ * | | |
C |U(i=1, ==> x | x * | |
| 56 |
C | -----------|------------------etc.. |-----*--- | |
C | j=2, | T(i=1, | T(i=Nx, * | |
| 57 |
C | | V(i=1, | V(i=Nx, * | | |
C | k=1) | j=2, | j=2, * | |
| 58 |
C | | j=2, | j=2, * | | |
C | | k=1) | k=1) * | |
| 59 |
C | | k=1) | k=1) * | | |
C | | | * | |
| 60 |
C | | | * | | |
C | | /|\ | /|\ * | |
| 61 |
C |U(i=1, ==> x ==>U(i=2, x *==>U | |
C | -----------|------------------etc.. |-----*--- |
| 62 |
C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1,| |
C | | V(i=1, | V(i=Nx, * | |
| 63 |
C | k=1) | j=1, | k=1) j=1, * |j=1, | |
C | | j=2, | j=2, * | |
| 64 |
C | | k=1) | k=1) * |k=1) | |
C | | k=1) | k=1) * | |
| 65 |
C | | | * | | |
C | | | * | |
| 66 |
C | | /|\ | /|\ * | | |
C |U(i=1, ==> x ==>U(i=2, x *==>U |
| 67 |
C |"SB"++>|---------|------------------etc.. |-----*--- | |
C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1, |
| 68 |
C | /+\ V(i=1, V(i=Nx, * | |
C | k=1) | j=1, | k=1) j=1, * |j=1, |
| 69 |
C | + j=1, j=1, * | |
C | | k=1) | k=1) * |k=1) |
| 70 |
C | + k=1) k=1) * | |
C | | | * | |
| 71 |
C | "WB" "PWX" | |
C | | /|\ | /|\ * | |
| 72 |
C | | |
C |"SB"++>|---------|------------------etc.. |-----*--- |
| 73 |
C | N, y increasing northwards | |
C | /+\ V(i=1, V(i=Nx, * |
| 74 |
C | /|\ j increasing northwards | |
C | + j=1, j=1, * |
| 75 |
C | | | |
C | + k=1) k=1) * |
| 76 |
C | | | |
C | "WB" "PWX" |
| 77 |
C | ======>E, x increasing eastwards | |
C | |
| 78 |
C | i increasing eastwards | |
C | N, y increasing northwards |
| 79 |
C | | |
C | /|\ j increasing northwards |
| 80 |
C | i: East-west index | |
C | | |
| 81 |
C | j: North-south index | |
C | | |
| 82 |
C | k: up-down index | |
C | ======>E, x increasing eastwards |
| 83 |
C | U: x-velocity (m/s) | |
C | i increasing eastwards |
| 84 |
C | V: y-velocity (m/s) | |
C | |
| 85 |
C | T: potential temperature (oC) | |
C | i: East-west index |
| 86 |
C | "SB": Southern boundary | |
C | j: North-south index |
| 87 |
C | "WB": Western boundary | |
C | k: up-down index |
| 88 |
C |"PWX": Periodic wrap around in X. | |
C | U: x-velocity (m/s) |
| 89 |
C |"PWY": Periodic wrap around in Y. | |
C | V: y-velocity (m/s) |
| 90 |
C |----------------------------------------------------------| |
C | T: potential temperature (oC) |
| 91 |
C | (2) South elevation schematic of model grid | |
C | "SB": Southern boundary |
| 92 |
C | ======================================= | |
C | "WB": Western boundary |
| 93 |
C | This diagram shows the location of the model | |
C |"PWX": Periodic wrap around in X. |
| 94 |
C | prognostic variables on the model grid. The "T" | |
C |"PWY": Periodic wrap around in Y. |
| 95 |
C | location is used for all tracers. The figure also | |
C |---------------------------------------------------------- |
| 96 |
C | shows the upper most, western most indexing | |
C | (2) South elevation schematic of model grid |
| 97 |
C | convention that is used for all model variables. | |
C | ======================================= |
| 98 |
C | | |
C | This diagram shows the location of the model |
| 99 |
C | "WB" | |
C | prognostic variables on the model grid. The "T" |
| 100 |
C | + | |
C | location is used for all tracers. The figure also |
| 101 |
C | + | |
C | shows the upper most, western most indexing |
| 102 |
C | \+/ /|\ /|\ | |
C | convention that is used for all model variables. |
| 103 |
C |"UB"++>|-------- | -----------------etc.. | ----*--- | |
C | |
| 104 |
C | | rVel(i=1, | rVel(i=Nx, * | | |
C | "WB" |
| 105 |
C | | j=1, | j=1, * | | |
C | + |
| 106 |
C | | k=1) | k=1) * | | |
C | + |
| 107 |
C | | | * | | |
C | \+/ /|\ /|\ . |
| 108 |
C |U(i=1, ==> x ==>U(i=2, x *==>U | |
C |"UB"++>|-------- | -----------------etc.. | ----*--- |
| 109 |
C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1,| |
C | | rVel(i=1, | rVel(i=Nx, * | |
| 110 |
C | k=1) | j=1, | k=1) j=1, * |j=1, | |
C | | j=1, | j=1, * | |
| 111 |
C | | k=1) | k=1) * |k=1) | |
C | | k=1) | k=1) * | |
| 112 |
C | | | * | | |
C | | | * | |
| 113 |
C | | /|\ | /|\ * | | |
C |U(i=1, ==> x ==>U(i=2, x *==>U |
| 114 |
C | |-------- | -----------------etc.. | ----*--- | |
C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1, |
| 115 |
C | | rVel(i=1, | rVel(i=Nx, * | | |
C | k=1) | j=1, | k=1) j=1, * |j=1, |
| 116 |
C | | j=1, | j=1, * | | |
C | | k=1) | k=1) * |k=1) |
| 117 |
C | | k=2) | k=2) * | | |
C | | | * | |
| 118 |
C | | |
C | | /|\ | /|\ * | |
| 119 |
C | . . . | |
C | |-------- | -----------------etc.. | ----*--- |
| 120 |
C | . . . | |
C | | rVel(i=1, | rVel(i=Nx, * | |
| 121 |
C | . . . | |
C | | j=1, | j=1, * | |
| 122 |
C | e e * e | |
C | | k=2) | k=2) * | |
| 123 |
C | t t * t | |
C | |
| 124 |
C | c c * c | |
C | . . . |
| 125 |
C | | | * | | |
C | . . . |
| 126 |
C | | | * | | |
C | . . . |
| 127 |
C | | | * | | |
C | e e * e |
| 128 |
C | | | * | | |
C | t t * t |
| 129 |
C | | /|\ | /|\ * | | |
C | c c * c |
| 130 |
C | |-------- | -----------------etc.. | ----*--- | |
C | | | * | |
| 131 |
C | | rVel(i=1, | rVel(i=Nx, * | | |
C | | | * | |
| 132 |
C | | j=1, | j=1, * | | |
C | | | * | |
| 133 |
C | | k=Nr) | k=Nr) * | | |
C | | | * | |
| 134 |
C |U(i=1, ==> x ==>U(i=2, x *==>U | |
C | | /|\ | /|\ * | |
| 135 |
C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1,| |
C | |-------- | -----------------etc.. | ----*--- |
| 136 |
C | k=Nr)| j=1, | k=Nr) j=1, * |j=1, | |
C | | rVel(i=1, | rVel(i=Nx, * | |
| 137 |
C | | k=Nr) | k=Nr) * |k=Nr)| |
C | | j=1, | j=1, * | |
| 138 |
C | | | * | | |
C | | k=Nr) | k=Nr) * | |
| 139 |
C |"LB"++>============================================== | |
C |U(i=1, ==> x ==>U(i=2, x *==>U |
| 140 |
C | "PWX" | |
C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1, |
| 141 |
C | | |
C | k=Nr)| j=1, | k=Nr) j=1, * |j=1, |
| 142 |
C | Up increasing upwards. | |
C | | k=Nr) | k=Nr) * |k=Nr) |
| 143 |
C |/|\ | |
C | | | * | |
| 144 |
C | | | |
C |"LB"++>============================================== |
| 145 |
C | | | |
C | "PWX" |
| 146 |
C | =====> E i increasing eastwards | |
C | |
| 147 |
C | | x increasing eastwards | |
C | Up increasing upwards. |
| 148 |
C | | | |
C |/|\ . |
| 149 |
C |\|/ | |
C | | |
| 150 |
C | Down,k increasing downwards. | |
C | | |
| 151 |
C | | |
C | =====> E i increasing eastwards |
| 152 |
C | Note: r => height (m) => r increases upwards | |
C | | x increasing eastwards |
| 153 |
C | r => pressure (Pa) => r increases downwards | |
C | | |
| 154 |
C | | |
C |\|/ |
| 155 |
C | | |
C | Down,k increasing downwards. |
| 156 |
C | i: East-west index | |
C | |
| 157 |
C | j: North-south index | |
C | Note: r => height (m) => r increases upwards |
| 158 |
C | k: up-down index | |
C | r => pressure (Pa) => r increases downwards |
| 159 |
C | U: x-velocity (m/s) | |
C | |
| 160 |
C | rVel: z-velocity ( units of r ) | |
C | |
| 161 |
C | The vertical velocity variable rVel is in units of | |
C | i: East-west index |
| 162 |
C | "r" the vertical coordinate. r in m will give | |
C | j: North-south index |
| 163 |
C | rVel m/s. r in Pa will give rVel Pa/s. | |
C | k: up-down index |
| 164 |
C | T: potential temperature (oC) | |
C | U: x-velocity (m/s) |
| 165 |
C | "UB": Upper boundary. | |
C | rVel: z-velocity ( units of r ) |
| 166 |
C | "LB": Lower boundary (always solid - therefore om|w == 0)| |
C | The vertical velocity variable rVel is in units of |
| 167 |
C | "WB": Western boundary | |
C | "r" the vertical coordinate. r in m will give |
| 168 |
C |"PWX": Periodic wrap around in X. | |
C | rVel m/s. r in Pa will give rVel Pa/s. |
| 169 |
C |----------------------------------------------------------| |
C | T: potential temperature (oC) |
| 170 |
C | (3) Views showing nomenclature and indexing | |
C | "UB": Upper boundary. |
| 171 |
C | for grid descriptor variables. | |
C | "LB": Lower boundary (always solid - therefore om|w == 0) |
| 172 |
C | | |
C | "WB": Western boundary |
| 173 |
C | Fig 3a. shows the orientation, indexing and | |
C |"PWX": Periodic wrap around in X. |
| 174 |
C | notation for the grid spacing terms used internally | |
C |---------------------------------------------------------- |
| 175 |
C | for the evaluation of gradient and averaging terms. | |
C | (3) Views showing nomenclature and indexing |
| 176 |
C | These varaibles are set based on the model input | |
C | for grid descriptor variables. |
| 177 |
C | parameters which define the model grid in terms of | |
C | |
| 178 |
C | spacing in X, Y and Z. | |
C | Fig 3a. shows the orientation, indexing and |
| 179 |
C | | |
C | notation for the grid spacing terms used internally |
| 180 |
C | Fig 3b. shows the orientation, indexing and | |
C | for the evaluation of gradient and averaging terms. |
| 181 |
C | notation for the variables that are used to define | |
C | These varaibles are set based on the model input |
| 182 |
C | the model grid. These varaibles are set directly | |
C | parameters which define the model grid in terms of |
| 183 |
C | from the model input. | |
C | spacing in X, Y and Z. |
| 184 |
C | | |
C | |
| 185 |
C | Figure 3a | |
C | Fig 3b. shows the orientation, indexing and |
| 186 |
C | ========= | |
C | notation for the variables that are used to define |
| 187 |
C | |------------------------------------ | |
C | the model grid. These varaibles are set directly |
| 188 |
C | | | | |
C | from the model input. |
| 189 |
C |"PWY"********************************* etc... | |
C | |
| 190 |
C | | | | |
C | Figure 3a |
| 191 |
C | | | | |
C | ========= |
| 192 |
C | | | | |
C | |------------------------------------ |
| 193 |
C | | | | |
C | | | |
| 194 |
C | | | | |
C |"PWY"********************************* etc... |
| 195 |
C | | | | |
C | | | |
| 196 |
C | | | | |
C | | | |
| 197 |
C | | |
C | | | |
| 198 |
C | . . | |
C | | | |
| 199 |
C | . . | |
C | | | |
| 200 |
C | . . | |
C | | | |
| 201 |
C | e e | |
C | | | |
| 202 |
C | t t | |
C | |
| 203 |
C | c c | |
C | . . |
| 204 |
C | |-----------v-----------|-----------v----------|- | |
C | . . |
| 205 |
C | | | | | |
C | . . |
| 206 |
C | | | | | |
C | e e |
| 207 |
C | | | | | |
C | t t |
| 208 |
C | | | | | |
C | c c |
| 209 |
C | | | | | |
C | |-----------v-----------|-----------v----------|- |
| 210 |
C | u<--dxF(i=1,j=2,k=1)--->u t | | |
C | | | | |
| 211 |
C | |/|\ /|\ | | | |
C | | | | |
| 212 |
C | | | | | | | |
C | | | | |
| 213 |
C | | | | | | | |
C | | | | |
| 214 |
C | | | | | | | |
C | | | | |
| 215 |
C | |dyU(i=1, dyC(i=1, | | | |
C | u<--dxF(i=1,j=2,k=1)--->u t | |
| 216 |
C | --- ---|--j=2,---|--j=2,-----------------v----------|- | |
C | |/|\ /|\ | | |
| 217 |
C | /|\ | | k=1) | k=1) | /|\ | | |
C | | | | | | |
| 218 |
C | | | | | | dyF(i=2, | | |
C | | | | | | |
| 219 |
C | | | | | | | j=1, | | |
C | | | | | | |
| 220 |
C |dyG( |\|/ \|/ | | k=1) | | |
C | |dyU(i=1, dyC(i=1, | | |
| 221 |
C | i=1,u--- t<---dxC(i=2,j=1,k=1)-->t | | |
C | --- ---|--j=2,---|--j=2,-----------------v----------|- |
| 222 |
C | j=1,| | | | | |
C | /|\ | | k=1) | k=1) | /|\ | |
| 223 |
C | k=1)| | | | | |
C | | | | | | dyF(i=2, | |
| 224 |
C | | | | | | | |
C | | | | | | | j=1, | |
| 225 |
C | | | | | | | |
C |dyG( |\|/ \|/ | | k=1) | |
| 226 |
C | \|/ | |<---dxV(i=2,j=1,k=1)--\|/ | | |
C | i=1,u--- t<---dxC(i=2,j=1,k=1)-->t | |
| 227 |
C |"SB"++>|___________v___________|___________v__________|_ | |
C | j=1,| | | | |
| 228 |
C | <--dxG(i=1,j=1,k=1)-----> | |
C | k=1)| | | | |
| 229 |
C | /+\ | |
C | | | | | | |
| 230 |
C | + | |
C | | | | | | |
| 231 |
C | + | |
C | \|/ | |<---dxV(i=2,j=1,k=1)--\|/ | |
| 232 |
C | "WB" | |
C |"SB"++>|___________v___________|___________v__________|_ |
| 233 |
C | | |
C | <--dxG(i=1,j=1,k=1)-----> |
| 234 |
C | N, y increasing northwards | |
C | /+\ . |
| 235 |
C | /|\ j increasing northwards | |
C | + |
| 236 |
C | | | |
C | + |
| 237 |
C | | | |
C | "WB" |
| 238 |
C | ======>E, x increasing eastwards | |
C | |
| 239 |
C | i increasing eastwards | |
C | N, y increasing northwards |
| 240 |
C | | |
C | /|\ j increasing northwards |
| 241 |
C | i: East-west index | |
C | | |
| 242 |
C | j: North-south index | |
C | | |
| 243 |
C | k: up-down index | |
C | ======>E, x increasing eastwards |
| 244 |
C | u: x-velocity point | |
C | i increasing eastwards |
| 245 |
C | V: y-velocity point | |
C | |
| 246 |
C | t: tracer point | |
C | i: East-west index |
| 247 |
C | "SB": Southern boundary | |
C | j: North-south index |
| 248 |
C | "WB": Western boundary | |
C | k: up-down index |
| 249 |
C |"PWX": Periodic wrap around in X. | |
C | u: x-velocity point |
| 250 |
C |"PWY": Periodic wrap around in Y. | |
C | V: y-velocity point |
| 251 |
C | | |
C | t: tracer point |
| 252 |
C | Figure 3b | |
C | "SB": Southern boundary |
| 253 |
C | ========= | |
C | "WB": Western boundary |
| 254 |
C | | |
C |"PWX": Periodic wrap around in X. |
| 255 |
C | . . | |
C |"PWY": Periodic wrap around in Y. |
| 256 |
C | . . | |
C | |
| 257 |
C | . . | |
C | Figure 3b |
| 258 |
C | e e | |
C | ========= |
| 259 |
C | t t | |
C | |
| 260 |
C | c c | |
C | . . |
| 261 |
C | |-----------v-----------|-----------v--etc... | |
C | . . |
| 262 |
C | | | | |
C | . . |
| 263 |
C | | | | |
C | e e |
| 264 |
C | | | | |
C | t t |
| 265 |
C | | | | |
C | c c |
| 266 |
C | | | | |
C | |-----------v-----------|-----------v--etc... |
| 267 |
C | u<--delX(i=1)---------->u t | |
C | | | |
| 268 |
C | | | | |
C | | | |
| 269 |
C | | | | |
C | | | |
| 270 |
C | | | | |
C | | | |
| 271 |
C | | | | |
C | | | |
| 272 |
C | | | | |
C | u<--delX(i=1)---------->u t |
| 273 |
C | |-----------v-----------------------v--etc... | |
C | | | |
| 274 |
C | | /|\ | | |
C | | | |
| 275 |
C | | | | | |
C | | | |
| 276 |
C | | | | | |
C | | | |
| 277 |
C | | | | | |
C | | | |
| 278 |
C | u delY(j=1) | t | |
C | |-----------v-----------------------v--etc... |
| 279 |
C | | | | | |
C | | /|\ | |
| 280 |
C | | | | | |
C | | | | |
| 281 |
C | | | | | |
C | | | | |
| 282 |
C | | | | | |
C | | | | |
| 283 |
C | | \|/ | | |
C | u delY(j=1) | t |
| 284 |
C |"SB"++>|___________v___________|___________v__etc... | |
C | | | | |
| 285 |
C | /+\ | |
C | | | | |
| 286 |
C | + | |
C | | | | |
| 287 |
C | + | |
C | | | | |
| 288 |
C | "WB" | |
C | | \|/ | |
| 289 |
C | | |
C |"SB"++>|___________v___________|___________v__etc... |
| 290 |
C \==========================================================/ |
C | /+\ . |
| 291 |
|
C | + |
| 292 |
|
C | + |
| 293 |
|
C | "WB" |
| 294 |
|
C | |
| 295 |
|
C *==========================================================* |
| 296 |
|
C \ev |
| 297 |
|
CEOP |
| 298 |
|
|
| 299 |
C Macros that override/modify standard definitions |
C Macros that override/modify standard definitions |
| 300 |
#include "GRID_MACROS.h" |
#include "GRID_MACROS.h" |
| 301 |
|
|
|
C |
|
| 302 |
C-- COMMON /GRID_R/ REAL valued grid defining variables. |
C-- COMMON /GRID_R/ REAL valued grid defining variables. |
| 303 |
C dxC - Cell center separation in X across western cell wall (m) |
C dxC - Cell center separation in X across western cell wall (m) |
| 304 |
C dxG - Cell face separation in X along southern cell wall (m) |
C dxG - Cell face separation in X along southern cell wall (m) |
| 310 |
C dyU - U-point separation in Y across south-west corner of cell (m) |
C dyU - U-point separation in Y across south-west corner of cell (m) |
| 311 |
C drC - Cell center separation along Z axis ( units of r ). |
C drC - Cell center separation along Z axis ( units of r ). |
| 312 |
C drF - Cell face separation along Z axis ( units of r ). |
C drF - Cell face separation along Z axis ( units of r ). |
| 313 |
C H - Depth of base of fluid from upper surface f[X,Y] (m). |
C Rcolumn -Total thickness (in r_unit) of the fluid column |
| 314 |
|
C R_low - base of fluid in r_unit (Depth(m) / Pressure(Pa) at top Atmos.) |
| 315 |
|
C xx_r_low - in TAF-sense active replacement of R_low |
| 316 |
|
C Ro_surf- surface reference (at rest) position, r_unit. |
| 317 |
C hFac - Fraction of cell in vertical which is open i.e how |
C hFac - Fraction of cell in vertical which is open i.e how |
| 318 |
C "lopped" a cell is (dimensionless scale factor). |
C "lopped" a cell is (dimensionless scale factor). |
| 319 |
C Note: The code needs terms like MIN(hFac,hFac(I+1)) |
C Note: The code needs terms like MIN(hFac,hFac(I+1)) |
| 320 |
C On some platforms it may be better to precompute |
C On some platforms it may be better to precompute |
| 321 |
C hFacW, hFacE, ... here than do MIN on the fly. |
C hFacW, hFacE, ... here than do MIN on the fly. |
| 322 |
C rkFac - Vertical coordinate to vertical index orientation. |
C gravitySign - indicates the direction of gravity relative to R direction |
| 323 |
C ( -1 same orientation, 1 opposite orientation ) |
C (= -1 for R=Z (Z increases upward, -gravity direction ) |
| 324 |
C ( vertical coord == m -> rkFac = 1 ) |
C (= +1 for R=P (P increases downward, +gravity direction) |
| 325 |
C ( vertical coord == Pa -> rkFac = -1 ) |
C rkSign - Vertical coordinate to vertical index orientation. |
| 326 |
|
C ( +1 same orientation, -1 opposite orientation ) |
| 327 |
|
C globalArea :: Domain Integrated horizontal Area [m2] |
| 328 |
|
C maskH - cell Center full-column mask (= 2D mask) |
| 329 |
|
C maskC - cell Center land mask |
| 330 |
C maskW - West face land mask |
C maskW - West face land mask |
| 331 |
C maskS - South face land mask |
C maskS - South face land mask |
| 332 |
C recip_dxC - Recipricol of dxC |
C recip_dxC - Recipricol of dxC |
| 339 |
C recip_dyU - Recipricol of dyU |
C recip_dyU - Recipricol of dyU |
| 340 |
C recip_drC - Recipricol of drC |
C recip_drC - Recipricol of drC |
| 341 |
C recip_drF - Recipricol of drF |
C recip_drF - Recipricol of drF |
| 342 |
C recip_H - Inverse of cell center open-depth |
C recip_Rcol - Inverse of cell center column thickness (1/r_unit) |
| 343 |
C recip_hFacC - Inverse of cell open-depth f[X,Y,Z] ( dimensionless ). |
C recip_hFacC - Inverse of cell open-depth f[X,Y,Z] ( dimensionless ). |
| 344 |
C recip_hFacW rhFacC center, rhFacW west, rhFacS south. |
C recip_hFacW rhFacC center, rhFacW west, rhFacS south. |
| 345 |
C recip_hFacS Note: This is precomputed here because it involves division. |
C recip_hFacS Note: This is precomputed here because it involves division. |
|
C saFac - Shallow atmosphere factor (dimensionless scale factor). |
|
| 346 |
C xC - X-coordinate of center of cell f[X,Y]. The units of xc, yc |
C xC - X-coordinate of center of cell f[X,Y]. The units of xc, yc |
| 347 |
C depend on the grid. They are not used in differencing or |
C depend on the grid. They are not used in differencing or |
| 348 |
C averaging but are just a convient quantity for I/O, |
C averaging but are just a convient quantity for I/O, |
| 349 |
C diagnostics etc.. As such xc is in m for cartesian |
C diagnostics etc.. As such xc is in m for cartesian |
| 350 |
C coordinates but degrees for spherical polar. |
C coordinates but degrees for spherical polar. |
| 351 |
C yC - Y-coordinate of center of cell f[X,Y]. |
C yC - Y-coordinate of center of cell f[X,Y]. |
| 352 |
C yG - Y-coordinate of corner of cell ( c-grid vorticity point) f[X,Y]. |
C yG - Y-coordinate of corner of cell ( c-grid vorticity point) f[X,Y]. |
| 353 |
C xC0, yC0 - West edge x coord ( metres or degrees ) |
C xC0, yC0 - West edge x coord ( metres or degrees ) |
| 354 |
C South edge y coord ( metres or degrees ) |
C South edge y coord ( metres or degrees ) |
| 355 |
C rA - R-face are f[X,Y] ( m^2 ). |
C rA - R-face are f[X,Y] ( m^2 ). |
| 359 |
C metric terms). |
C metric terms). |
| 360 |
C rC - R-coordinate of center of cell f[Z] (units of r). |
C rC - R-coordinate of center of cell f[Z] (units of r). |
| 361 |
C rF - R-coordinate of face of cell f[Z] (units of r). |
C rF - R-coordinate of face of cell f[Z] (units of r). |
| 362 |
|
C deepFacC :: deep-model grid factor (fct of vertical only) for dx,dy |
| 363 |
|
C deepFacF at level-center (deepFacC) and level interface (deepFacF) |
| 364 |
|
C deepFac2C :: deep-model grid factor (fct of vertical only) for area dx*dy |
| 365 |
|
C deepFac2F at level-center (deepFac2C) and level interface (deepFac2F) |
| 366 |
C tanPhiAtU - tan of the latitude at U point. Used for spherical polar |
C tanPhiAtU - tan of the latitude at U point. Used for spherical polar |
| 367 |
C metric term in U equation. |
C metric term in U equation. |
| 368 |
C tanPhiAtV - tan of the latitude at V point. Used for spherical polar |
C tanPhiAtV - tan of the latitude at V point. Used for spherical polar |
| 369 |
C metric term in V equation. |
C metric term in V equation. |
| 370 |
|
C angleCosC :: cosine of grid orientation angle relative to Geographic direction |
| 371 |
|
C at cell center: alpha=(Eastward_dir,grid_uVel_dir)=(North_d,vVel_d) |
| 372 |
|
C angleSinC :: sinus of grid orientation angle relative to Geographic direction |
| 373 |
|
C at cell center: alpha=(Eastward_dir,grid_uVel_dir)=(North_d,vVel_d) |
| 374 |
|
C fCori :: Coriolis parameter at grid Center point |
| 375 |
|
C fCoriG :: Coriolis parameter at grid Corner point |
| 376 |
|
C fCoriCos :: Coriolis Cos(phi) parameter at grid Center point (for NH) |
| 377 |
|
|
| 378 |
COMMON /GRID_R/ |
COMMON /GRID_R/ |
| 379 |
& dxC,dxF,dxG,dxV,dyC,dyF,dyG,dyU,drC,drF, |
& cosFacU, cosFacV, sqCosFacU, sqCosFacV, |
| 380 |
& H,HFacC,HFacW,HFacS,DepthInK, |
& gravitySign, rkSign, globalArea, |
| 381 |
|
& deepFacC, deepFac2C, recip_deepFacC, recip_deepFac2C, |
| 382 |
|
& deepFacF, deepFac2F, recip_deepFacF, recip_deepFac2F, |
| 383 |
|
& dxC,dxF,dxG,dxV,dyC,dyF,dyG,dyU, |
| 384 |
|
& R_low,Ro_surf,hFacC,hFacW,hFacS, |
| 385 |
|
#ifdef ALLOW_DEPTH_CONTROL |
| 386 |
|
& xx_r_low, |
| 387 |
|
#endif /* ALLOW_DEPTH_CONTROL */ |
| 388 |
& recip_dxC,recip_dxF,recip_dxG,recip_dxV, |
& recip_dxC,recip_dxF,recip_dxG,recip_dxV, |
| 389 |
& recip_dyC,recip_dyF,recip_dyG,recip_dyU, |
& recip_dyC,recip_dyF,recip_dyG,recip_dyU, |
| 390 |
& recip_drC,recip_drF, |
& recip_Rcol, |
| 391 |
& recip_H, |
& recip_hFacC,recip_hFacW,recip_hFacS, |
| 392 |
& recip_hFacC,recip_hFacW,recip_hFacS, |
& xC,yC,rA,rAw,rAs,rAz,xG,yG, |
| 393 |
& rkFac, recip_rkFac, |
& maskH, maskC,maskW,maskS, |
| 394 |
& saFac, |
& recip_rA,recip_rAw,recip_rAs,recip_rAz, |
| 395 |
& xC,yC,rA,rAw,rAs,rAz,rC,rF,yC0,xC0,xG,yG, |
& tanPhiAtU, tanPhiAtV, angleCosC, angleSinC, |
| 396 |
& maskW,maskS,recip_rA,recip_rAw,recip_rAs,recip_rAz, |
& drC,drF,recip_drC,recip_drF,rC,rF, |
| 397 |
& tanPhiAtU, tanPhiAtV |
& xC0, yC0, |
| 398 |
|
& fCori, fCoriG, fCoriCos |
| 399 |
|
_RL cosFacU(1-Oly:sNy+Oly,nSx,nSy) |
| 400 |
|
_RL cosFacV(1-Oly:sNy+Oly,nSx,nSy) |
| 401 |
|
_RL sqCosFacU(1-Oly:sNy+Oly,nSx,nSy) |
| 402 |
|
_RL sqCosFacV(1-Oly:sNy+Oly,nSx,nSy) |
| 403 |
|
_RL gravitySign |
| 404 |
|
_RL rkSign |
| 405 |
|
_RL globalArea |
| 406 |
|
_RL deepFacC (Nr) |
| 407 |
|
_RL deepFac2C(Nr) |
| 408 |
|
_RL deepFacF (Nr+1) |
| 409 |
|
_RL deepFac2F(Nr+1) |
| 410 |
|
_RL recip_deepFacC (Nr) |
| 411 |
|
_RL recip_deepFac2C(Nr) |
| 412 |
|
_RL recip_deepFacF (Nr+1) |
| 413 |
|
_RL recip_deepFac2F(Nr+1) |
| 414 |
_RS dxC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS dxC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 415 |
_RS dxF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS dxF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 416 |
_RS dxG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS dxG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 419 |
_RS dyF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS dyF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 420 |
_RS dyG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS dyG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 421 |
_RS dyU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS dyU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 422 |
_RS drC (1:Nr) |
_RS R_low (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 423 |
_RS drF (1:Nr) |
_RS Ro_surf (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 424 |
_RS rkFac |
#ifdef ALLOW_DEPTH_CONTROL |
| 425 |
_RS recip_rkFac |
_RL xx_r_low (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 426 |
_RS DepthInK (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
#endif /* ALLOW_DEPTH_CONTROL */ |
| 427 |
_RS H (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS hFacC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
| 428 |
_RS HFacC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
_RS hFacW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
| 429 |
_RS HFacW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
_RS hFacS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
|
_RS HFacS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
|
| 430 |
_RS recip_dxC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_dxC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 431 |
_RS recip_dxF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_dxF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 432 |
_RS recip_dxG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_dxG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 435 |
_RS recip_dyF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_dyF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 436 |
_RS recip_dyG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_dyG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 437 |
_RS recip_dyU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_dyU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 438 |
_RS recip_drC (1:Nr) |
_RS recip_Rcol (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
|
_RS recip_drF (1:Nr) |
|
|
_RS recip_h (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
|
| 439 |
_RS recip_hFacC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
_RS recip_hFacC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
| 440 |
_RS recip_hFacW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
_RS recip_hFacW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
| 441 |
_RS recip_hFacS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
_RS recip_hFacS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
|
_RS saFac (1:Nr) |
|
| 442 |
_RS xC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS xC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 443 |
_RS xG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS xG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
|
_RS xC0 |
|
| 444 |
_RS yC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS yC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 445 |
_RS yG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS yG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
|
_RS yC0 |
|
| 446 |
_RS rA (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS rA (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 447 |
_RS rAw (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS rAw (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 448 |
_RS rAs (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS rAs (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 451 |
_RS recip_rAw (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_rAw (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 452 |
_RS recip_rAs (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_rAs (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 453 |
_RS recip_rAz (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS recip_rAz (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 454 |
_RS rC (1:Nr) |
_RS maskH (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 455 |
_RS rF (1:Nr+1) |
_RS maskC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
| 456 |
_RS maskW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
_RS maskW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
| 457 |
_RS maskS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
_RS maskS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
| 458 |
_RS tanPhiAtU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS tanPhiAtU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 459 |
_RS tanPhiAtV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RS tanPhiAtV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 460 |
|
_RS angleCosC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 461 |
|
_RS angleSinC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 462 |
|
_RS drC (1:Nr) |
| 463 |
|
_RS drF (1:Nr) |
| 464 |
|
_RS recip_drC (1:Nr) |
| 465 |
|
_RS recip_drF (1:Nr) |
| 466 |
|
_RS rC (1:Nr) |
| 467 |
|
_RS rF (1:Nr+1) |
| 468 |
|
_RS xC0 |
| 469 |
|
_RS yC0 |
| 470 |
|
_RS fCori(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 471 |
|
_RS fCoriG(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 472 |
|
_RS fCoriCos(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 473 |
|
|
| 474 |
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C-- COMMON /GRID_I/ INTEGER valued grid defining variables. |
| 475 |
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C kSurfC :: vertical index of the surface tracer cell |
| 476 |
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C kSurfW :: vertical index of the surface U point |
| 477 |
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C kSurfS :: vertical index of the surface V point |
| 478 |
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C kLowC :: index of the r-lowest "wet cell" (2D) |
| 479 |
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C IMPORTANT: ksurfC,W,S = Nr+1 and kLowC = 0 where the fluid column |
| 480 |
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C is empty (continent) |
| 481 |
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COMMON /GRID_I/ |
| 482 |
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& kSurfC, kSurfW, kSurfS, |
| 483 |
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& kLowC |
| 484 |
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INTEGER kSurfC(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 485 |
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INTEGER kSurfW(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 486 |
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INTEGER kSurfS(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 487 |
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INTEGER kLowC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 488 |
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#ifdef ALLOW_NONHYDROSTATIC |
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COMMON /GRID_NH/ |
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& recip_hFacU |
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_RS recip_hFacU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:Nr,nSx,nSy) |
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#endif |
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