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C $Header: /u/gcmpack/MITgcm/model/inc/GRID.h,v 1.42 2013/02/17 02:08:13 jmc Exp $ |
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C $Name: $ |
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C |
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CBOP |
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C !ROUTINE: GRID.h |
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C !INTERFACE: |
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C include GRID.h |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | GRID.h |
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C | o Header file defining model grid. |
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C *==========================================================* |
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C | Model grid is defined for each process by reference to |
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C | the arrays set here. |
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C | Notes |
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C | ===== |
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C | The standard MITgcm convention of westmost, southern most |
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C | and upper most having the (1,1,1) index is used here. |
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C | i.e. |
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C |---------------------------------------------------------- |
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C | (1) Plan view schematic of model grid (top layer i.e. ) |
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C | ================================= ( ocean surface ) |
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C | ( or top of ) |
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C | ( atmosphere ) |
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C | This diagram shows the location of the model |
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C | prognostic variables on the model grid. The "T" |
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C | location is used for all tracers. The figure also |
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C | shows the southern most, western most indexing |
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C | convention that is used for all model variables. |
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C | |
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C | |
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C | V(i=1, V(i=Nx, |
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C | j=Ny+1, j=Ny+1, |
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C | k=1) k=1) |
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C | /|\ /|\ "PWX" |
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C | |---------|------------------etc.. |---- *--- |
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C | | | * | |
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C |"PWY"*******************************etc.. **********"PWY" |
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C | | | * | |
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C | | | * | |
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C | | | * | |
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C |U(i=1, ==> x | x *==>U |
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C | j=Ny,| T(i=1, | T(i=Nx, *(i=Nx+1, |
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C | k=1) | j=Ny, | j=Ny, * |j=Ny, |
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C | | k=1) | k=1) * |k=1) |
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C | |
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C | . . . |
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C | . . . |
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C | . . . |
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C | e e * e |
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C | t t * t |
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C | c c * c |
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C | | | * | |
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C | | | * | |
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C |U(i=1, ==> x | x * | |
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C | j=2, | T(i=1, | T(i=Nx, * | |
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C | k=1) | j=2, | j=2, * | |
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C | | k=1) | k=1) * | |
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C | | | * | |
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C | | /|\ | /|\ * | |
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C | -----------|------------------etc.. |-----*--- |
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C | | V(i=1, | V(i=Nx, * | |
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C | | j=2, | j=2, * | |
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C | | k=1) | k=1) * | |
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C | | | * | |
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C |U(i=1, ==> x ==>U(i=2, x *==>U |
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C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1, |
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C | k=1) | j=1, | k=1) j=1, * |j=1, |
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C | | k=1) | k=1) * |k=1) |
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C | | | * | |
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C | | /|\ | /|\ * | |
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C |"SB"++>|---------|------------------etc.. |-----*--- |
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C | /+\ V(i=1, V(i=Nx, * |
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C | + j=1, j=1, * |
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C | + k=1) k=1) * |
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C | "WB" "PWX" |
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C | |
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C | N, y increasing northwards |
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C | /|\ j increasing northwards |
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C | | |
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C | | |
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C | ======>E, x increasing eastwards |
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C | i increasing eastwards |
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C | |
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C | i: East-west index |
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C | j: North-south index |
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C | k: up-down index |
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C | U: x-velocity (m/s) |
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C | V: y-velocity (m/s) |
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C | T: potential temperature (oC) |
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C | "SB": Southern boundary |
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C | "WB": Western boundary |
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C |"PWX": Periodic wrap around in X. |
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C |"PWY": Periodic wrap around in Y. |
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C |---------------------------------------------------------- |
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C | (2) South elevation schematic of model grid |
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C | ======================================= |
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C | This diagram shows the location of the model |
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C | prognostic variables on the model grid. The "T" |
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C | location is used for all tracers. The figure also |
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C | shows the upper most, western most indexing |
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C | convention that is used for all model variables. |
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C | |
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C | "WB" |
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C | + |
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C | + |
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C | \+/ /|\ /|\ . |
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C |"UB"++>|-------- | -----------------etc.. | ----*--- |
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C | | rVel(i=1, | rVel(i=Nx, * | |
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C | | j=1, | j=1, * | |
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C | | k=1) | k=1) * | |
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C | | | * | |
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C |U(i=1, ==> x ==>U(i=2, x *==>U |
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C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1, |
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C | k=1) | j=1, | k=1) j=1, * |j=1, |
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C | | k=1) | k=1) * |k=1) |
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C | | | * | |
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C | | /|\ | /|\ * | |
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C | |-------- | -----------------etc.. | ----*--- |
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C | | rVel(i=1, | rVel(i=Nx, * | |
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C | | j=1, | j=1, * | |
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C | | k=2) | k=2) * | |
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C | |
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C | . . . |
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C | . . . |
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C | . . . |
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C | e e * e |
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C | t t * t |
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C | c c * c |
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C | | | * | |
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C | | | * | |
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C | | | * | |
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C | | | * | |
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C | | /|\ | /|\ * | |
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C | |-------- | -----------------etc.. | ----*--- |
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C | | rVel(i=1, | rVel(i=Nx, * | |
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C | | j=1, | j=1, * | |
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C | | k=Nr) | k=Nr) * | |
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C |U(i=1, ==> x ==>U(i=2, x *==>U |
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C | j=1, | T(i=1, | j=1, T(i=Nx, *(i=Nx+1, |
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C | k=Nr)| j=1, | k=Nr) j=1, * |j=1, |
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C | | k=Nr) | k=Nr) * |k=Nr) |
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C | | | * | |
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C |"LB"++>============================================== |
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C | "PWX" |
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C | |
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C | Up increasing upwards. |
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C |/|\ . |
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C | | |
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C | | |
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C | =====> E i increasing eastwards |
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C | | x increasing eastwards |
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C | | |
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C |\|/ |
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C | Down,k increasing downwards. |
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C | |
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C | Note: r => height (m) => r increases upwards |
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C | r => pressure (Pa) => r increases downwards |
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C | |
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C | |
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C | i: East-west index |
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C | j: North-south index |
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C | k: up-down index |
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C | U: x-velocity (m/s) |
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C | rVel: z-velocity ( units of r ) |
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C | The vertical velocity variable rVel is in units of |
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C | "r" the vertical coordinate. r in m will give |
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C | rVel m/s. r in Pa will give rVel Pa/s. |
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C | T: potential temperature (oC) |
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C | "UB": Upper boundary. |
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C | "LB": Lower boundary (always solid - therefore om|w == 0) |
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C | "WB": Western boundary |
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C |"PWX": Periodic wrap around in X. |
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C |---------------------------------------------------------- |
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C | (3) Views showing nomenclature and indexing |
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C | for grid descriptor variables. |
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C | |
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C | Fig 3a. shows the orientation, indexing and |
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C | notation for the grid spacing terms used internally |
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C | for the evaluation of gradient and averaging terms. |
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C | These varaibles are set based on the model input |
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C | parameters which define the model grid in terms of |
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C | spacing in X, Y and Z. |
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C | |
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C | Fig 3b. shows the orientation, indexing and |
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C | notation for the variables that are used to define |
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C | the model grid. These varaibles are set directly |
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C | from the model input. |
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C | |
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C | Figure 3a |
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C | ========= |
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C | |------------------------------------ |
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C | | | |
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C |"PWY"********************************* etc... |
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C | | | |
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C | | | |
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C | | | |
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C | | | |
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C | | | |
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C | | | |
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C | | | |
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C | |
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C | . . |
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C | . . |
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C | . . |
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C | e e |
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C | t t |
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C | c c |
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C | |-----------v-----------|-----------v----------|- |
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C | | | | |
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C | | | | |
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C | | | | |
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C | | | | |
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C | | | | |
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C | u<--dxF(i=1,j=2,k=1)--->u t | |
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C | |/|\ /|\ | | |
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C | | | | | | |
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C | | | | | | |
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C | | | | | | |
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C | |dyU(i=1, dyC(i=1, | | |
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C | --- ---|--j=2,---|--j=2,-----------------v----------|- |
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C | /|\ | | k=1) | k=1) | /|\ | |
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C | | | | | | dyF(i=2, | |
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C | | | | | | | j=1, | |
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C |dyG( |\|/ \|/ | | k=1) | |
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C | i=1,u--- t<---dxC(i=2,j=1,k=1)-->t | |
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C | j=1,| | | | |
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C | k=1)| | | | |
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C | | | | | | |
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C | | | | | | |
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C | \|/ | |<---dxV(i=2,j=1,k=1)--\|/ | |
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C |"SB"++>|___________v___________|___________v__________|_ |
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C | <--dxG(i=1,j=1,k=1)-----> |
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C | /+\ . |
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C | + |
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C | + |
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C | "WB" |
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C | |
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C | N, y increasing northwards |
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C | /|\ j increasing northwards |
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C | | |
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C | | |
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C | ======>E, x increasing eastwards |
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C | i increasing eastwards |
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C | |
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C | i: East-west index |
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C | j: North-south index |
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C | k: up-down index |
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C | u: x-velocity point |
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C | V: y-velocity point |
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C | t: tracer point |
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C | "SB": Southern boundary |
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C | "WB": Western boundary |
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C |"PWX": Periodic wrap around in X. |
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C |"PWY": Periodic wrap around in Y. |
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C | |
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C | Figure 3b |
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C | ========= |
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C | |
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C | . . |
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C | . . |
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C | . . |
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C | e e |
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C | t t |
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C | c c |
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C | |-----------v-----------|-----------v--etc... |
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C | | | |
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C | | | |
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C | | | |
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C | | | |
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C | | | |
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C | u<--delX(i=1)---------->u t |
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C | | | |
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C | | | |
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C | | | |
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C | | | |
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C | | | |
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C | |-----------v-----------------------v--etc... |
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C | | /|\ | |
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C | | | | |
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C | | | | |
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C | | | | |
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C | u delY(j=1) | t |
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C | | | | |
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C | | | | |
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C | | | | |
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C | | | | |
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C | | \|/ | |
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C |"SB"++>|___________v___________|___________v__etc... |
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C | /+\ . |
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C | + |
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C | + |
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C | "WB" |
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C | |
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C *==========================================================* |
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C \ev |
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CEOP |
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|
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C Macros that override/modify standard definitions |
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#include "GRID_MACROS.h" |
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|
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C-- COMMON /GRID_RL/ RL valued grid defining variables. |
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C deepFacC :: deep-model grid factor (fct of vertical only) for dx,dy |
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C deepFacF at level-center (deepFacC) and level interface (deepFacF) |
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C deepFac2C :: deep-model grid factor (fct of vertical only) for area dx*dy |
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C deepFac2F at level-center (deepFac2C) and level interface (deepFac2F) |
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C gravitySign :: indicates the direction of gravity relative to R direction |
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C (= -1 for R=Z (Z increases upward, -gravity direction ) |
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C (= +1 for R=P (P increases downward, +gravity direction) |
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C rkSign :: Vertical coordinate to vertical index orientation. |
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C ( +1 same orientation, -1 opposite orientation ) |
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C globalArea :: Domain Integrated horizontal Area [m2] |
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COMMON /GRID_RL/ |
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& cosFacU, cosFacV, sqCosFacU, sqCosFacV, |
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& deepFacC, deepFac2C, recip_deepFacC, recip_deepFac2C, |
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& deepFacF, deepFac2F, recip_deepFacF, recip_deepFac2F, |
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& gravitySign, rkSign, globalArea |
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_RL cosFacU (1-OLy:sNy+OLy,nSx,nSy) |
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_RL cosFacV (1-OLy:sNy+OLy,nSx,nSy) |
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_RL sqCosFacU (1-OLy:sNy+OLy,nSx,nSy) |
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_RL sqCosFacV (1-OLy:sNy+OLy,nSx,nSy) |
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_RL deepFacC (Nr) |
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_RL deepFac2C (Nr) |
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_RL deepFacF (Nr+1) |
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_RL deepFac2F (Nr+1) |
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_RL recip_deepFacC (Nr) |
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_RL recip_deepFac2C(Nr) |
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_RL recip_deepFacF (Nr+1) |
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_RL recip_deepFac2F(Nr+1) |
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_RL gravitySign |
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_RL rkSign |
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_RL globalArea |
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|
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C-- COMMON /GRID_RS/ RS valued grid defining variables. |
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C dxC :: Cell center separation in X across western cell wall (m) |
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C dxG :: Cell face separation in X along southern cell wall (m) |
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C dxF :: Cell face separation in X thru cell center (m) |
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C dxV :: V-point separation in X across south-west corner of cell (m) |
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C dyC :: Cell center separation in Y across southern cell wall (m) |
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C dyG :: Cell face separation in Y along western cell wall (m) |
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C dyF :: Cell face separation in Y thru cell center (m) |
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C dyU :: U-point separation in Y across south-west corner of cell (m) |
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C drC :: Cell center separation along Z axis ( units of r ). |
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C drF :: Cell face separation along Z axis ( units of r ). |
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C R_low :: base of fluid in r_unit (Depth(m) / Pressure(Pa) at top Atmos.) |
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C rLowW :: base of fluid column in r_unit at Western edge location. |
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C rLowS :: base of fluid column in r_unit at Southern edge location. |
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C Ro_surf :: surface reference (at rest) position, r_unit. |
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C rSurfW :: surface reference position at Western edge location [r_unit]. |
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C rSurfS :: surface reference position at Southern edge location [r_unit]. |
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C hFac :: Fraction of cell in vertical which is open i.e how |
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C "lopped" a cell is (dimensionless scale factor). |
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C Note: The code needs terms like MIN(hFac,hFac(I-1)) |
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C On some platforms it may be better to precompute |
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C hFacW, hFacS, ... here than do MIN on the fly. |
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C maskInC :: Cell Center 2-D Interior mask (i.e., zero beyond OB) |
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C maskInW :: West face 2-D Interior mask (i.e., zero on and beyond OB) |
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C maskInS :: South face 2-D Interior mask (i.e., zero on and beyond OB) |
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C maskC :: cell Center land mask |
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C maskW :: West face land mask |
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C maskS :: South face land mask |
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C recip_dxC :: Reciprocal of dxC |
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C recip_dxG :: Reciprocal of dxG |
| 364 |
C recip_dxF :: Reciprocal of dxF |
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C recip_dxV :: Reciprocal of dxV |
| 366 |
C recip_dyC :: Reciprocal of dxC |
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C recip_dyG :: Reciprocal of dyG |
| 368 |
C recip_dyF :: Reciprocal of dyF |
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C recip_dyU :: Reciprocal of dyU |
| 370 |
C recip_drC :: Reciprocal of drC |
| 371 |
C recip_drF :: Reciprocal of drF |
| 372 |
C recip_Rcol :: Inverse of cell center column thickness (1/r_unit) |
| 373 |
C recip_hFacC :: Inverse of cell open-depth f[X,Y,Z] ( dimensionless ). |
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C recip_hFacW rhFacC center, rhFacW west, rhFacS south. |
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C recip_hFacS Note: This is precomputed here because it involves division. |
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C xC :: X-coordinate of cell center f[X,Y]. The units of xc, yc |
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C depend on the grid. They are not used in differencing or |
| 378 |
C averaging but are just a convient quantity for I/O, |
| 379 |
C diagnostics etc.. As such xc is in m for cartesian |
| 380 |
C coordinates but degrees for spherical polar. |
| 381 |
C yC :: Y-coordinate of center of cell f[X,Y]. |
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C yG :: Y-coordinate of corner of cell ( c-grid vorticity point) f[X,Y]. |
| 383 |
C rA :: R-face are f[X,Y] ( m^2 ). |
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C Note: In a cartesian framework rA is simply dx*dy, |
| 385 |
C however we use rA to allow for non-globally |
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C orthogonal coordinate frames (with appropriate |
| 387 |
C metric terms). |
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C rC :: R-coordinate of center of cell f[Z] (units of r). |
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C rF :: R-coordinate of face of cell f[Z] (units of r). |
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C - *HybSigm* - :: Hybrid-Sigma vert. Coord coefficients |
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C aHybSigmF at level-interface (*HybSigmF) and level-center (*HybSigmC) |
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C aHybSigmC aHybSigm* = constant r part, bHybSigm* = sigma part, such as |
| 393 |
C bHybSigmF r(ij,k,t) = rLow(ij) + aHybSigm(k)*[rF(1)-rF(Nr+1)] |
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C bHybSigmC + bHybSigm(k)*[eta(ij,t)+Ro_surf(ij) - rLow(ij)] |
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C dAHybSigF :: vertical increment of Hybrid-Sigma coefficient: constant r part, |
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C dAHybSigC between interface (dAHybSigF) and between center (dAHybSigC) |
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C dBHybSigF :: vertical increment of Hybrid-Sigma coefficient: sigma part, |
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C dBHybSigC between interface (dBHybSigF) and between center (dBHybSigC) |
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C tanPhiAtU :: tan of the latitude at U point. Used for spherical polar |
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C metric term in U equation. |
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C tanPhiAtV :: tan of the latitude at V point. Used for spherical polar |
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C metric term in V equation. |
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C angleCosC :: cosine of grid orientation angle relative to Geographic direction |
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C at cell center: alpha=(Eastward_dir,grid_uVel_dir)=(North_d,vVel_d) |
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C angleSinC :: sine of grid orientation angle relative to Geographic direction |
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C at cell center: alpha=(Eastward_dir,grid_uVel_dir)=(North_d,vVel_d) |
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C u2zonDir :: cosine of grid orientation angle at U point location |
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C v2zonDir :: minus sine of orientation angle at V point location |
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C fCori :: Coriolis parameter at grid Center point |
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C fCoriG :: Coriolis parameter at grid Corner point |
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C fCoriCos :: Coriolis Cos(phi) parameter at grid Center point (for NH) |
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|
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COMMON /GRID_RS/ |
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& dxC,dxF,dxG,dxV,dyC,dyF,dyG,dyU, |
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& R_low, rLowW, rLowS, |
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& Ro_surf, rSurfW, rSurfS, |
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& hFacC, hFacW, hFacS, |
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& recip_dxC,recip_dxF,recip_dxG,recip_dxV, |
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& recip_dyC,recip_dyF,recip_dyG,recip_dyU, |
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& recip_Rcol, |
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& recip_hFacC,recip_hFacW,recip_hFacS, |
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& xC,yC,rA,rAw,rAs,rAz,xG,yG, |
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& maskInC, maskInW, maskInS, |
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& maskC, maskW, maskS, |
| 425 |
& recip_rA,recip_rAw,recip_rAs,recip_rAz, |
| 426 |
& drC, drF, recip_drC, recip_drF, rC, rF, |
| 427 |
& aHybSigmF, bHybSigmF, aHybSigmC, bHybSigmC, |
| 428 |
& dAHybSigF, dBHybSigF, dBHybSigC, dAHybSigC, |
| 429 |
& tanPhiAtU, tanPhiAtV, |
| 430 |
& angleCosC, angleSinC, u2zonDir, v2zonDir, |
| 431 |
& fCori, fCoriG, fCoriCos |
| 432 |
_RS dxC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 433 |
_RS dxF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 434 |
_RS dxG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 435 |
_RS dxV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 436 |
_RS dyC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 437 |
_RS dyF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 438 |
_RS dyG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 439 |
_RS dyU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 440 |
_RS R_low (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 441 |
_RS rLowW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 442 |
_RS rLowS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 443 |
_RS Ro_surf (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 444 |
_RS rSurfW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 445 |
_RS rSurfS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 446 |
_RS hFacC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 447 |
_RS hFacW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 448 |
_RS hFacS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 449 |
_RS recip_dxC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 450 |
_RS recip_dxF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 451 |
_RS recip_dxG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 452 |
_RS recip_dxV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 453 |
_RS recip_dyC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 454 |
_RS recip_dyF (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 455 |
_RS recip_dyG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 456 |
_RS recip_dyU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 457 |
_RS recip_Rcol (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 458 |
_RS recip_hFacC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 459 |
_RS recip_hFacW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 460 |
_RS recip_hFacS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 461 |
_RS xC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 462 |
_RS xG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 463 |
_RS yC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 464 |
_RS yG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 465 |
_RS rA (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 466 |
_RS rAw (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 467 |
_RS rAs (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 468 |
_RS rAz (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 469 |
_RS recip_rA (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 470 |
_RS recip_rAw (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 471 |
_RS recip_rAs (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 472 |
_RS recip_rAz (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 473 |
_RS maskInC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 474 |
_RS maskInW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 475 |
_RS maskInS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 476 |
_RS maskC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 477 |
_RS maskW (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 478 |
_RS maskS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
| 479 |
_RS drC (Nr+1) |
| 480 |
_RS drF (Nr) |
| 481 |
_RS recip_drC (Nr+1) |
| 482 |
_RS recip_drF (Nr) |
| 483 |
_RS rC (Nr) |
| 484 |
_RS rF (Nr+1) |
| 485 |
_RS aHybSigmF (Nr+1) |
| 486 |
_RS bHybSigmF (Nr+1) |
| 487 |
_RS aHybSigmC (Nr) |
| 488 |
_RS bHybSigmC (Nr) |
| 489 |
_RS dAHybSigF (Nr) |
| 490 |
_RS dBHybSigF (Nr) |
| 491 |
_RS dBHybSigC (Nr+1) |
| 492 |
_RS dAHybSigC (Nr+1) |
| 493 |
_RS tanPhiAtU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 494 |
_RS tanPhiAtV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 495 |
_RS angleCosC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 496 |
_RS angleSinC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 497 |
_RS u2zonDir (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 498 |
_RS v2zonDir (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 499 |
_RS fCori (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 500 |
_RS fCoriG (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 501 |
_RS fCoriCos (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 502 |
|
| 503 |
#ifdef ALLOW_DEPTH_CONTROL |
| 504 |
C-- COMMON /GRID_DEPTH_CTRL/ grid defining variables for Depth Control code. |
| 505 |
C xx_r_low :: in TAF-sense active replacement of R_low |
| 506 |
COMMON /GRID_DEPTH_CTRL/ |
| 507 |
& xx_r_low |
| 508 |
_RL xx_r_low (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 509 |
#endif /* ALLOW_DEPTH_CONTROL */ |
| 510 |
|
| 511 |
C-- COMMON /GRID_I/ INTEGER valued grid defining variables. |
| 512 |
C kSurfC :: vertical index of the surface tracer cell |
| 513 |
C kSurfW :: vertical index of the surface U point |
| 514 |
C kSurfS :: vertical index of the surface V point |
| 515 |
C kLowC :: index of the r-lowest "wet cell" (2D) |
| 516 |
C IMPORTANT: kSurfC,W,S = Nr+1 and kLowC = 0 where the fluid column |
| 517 |
C is empty (continent) |
| 518 |
COMMON /GRID_I/ |
| 519 |
& kSurfC, kSurfW, kSurfS, |
| 520 |
& kLowC |
| 521 |
INTEGER kSurfC(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 522 |
INTEGER kSurfW(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 523 |
INTEGER kSurfS(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 524 |
INTEGER kLowC (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
| 525 |
|
| 526 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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