| 1 | C CPP options file for OBCS package
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| 2 | C Use this file for selecting options within the OBCS package
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| 3 |
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| 4 | #ifndef OBCS_OPTIONS_H
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| 5 | #define OBCS_OPTIONS_H
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| 6 | #include "PACKAGES_CONFIG.h"
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| 7 | #include "CPP_OPTIONS.h"
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| 8 |
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| 9 | #ifdef ALLOW_OBCS
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| 10 | C Package-specific Options & Macros go here
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| 11 |
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| 12 | C Enable individual open boundaries
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| 13 | #define ALLOW_OBCS_NORTH
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| 14 | #undef ALLOW_OBCS_SOUTH
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| 15 | #undef ALLOW_OBCS_EAST
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| 16 | #undef ALLOW_OBCS_WEST
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| 17 |
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| 18 | C This include hooks to the Orlanski Open Boundary Radiation code
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| 19 | #undef ALLOW_ORLANSKI
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| 20 |
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| 21 | C Enable OB values to be prescribed via external fields that are read
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| 22 | C from a file
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| 23 | #define ALLOW_OBCS_PRESCRIBE
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| 24 |
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| 25 | C Enable OB conditions following Stevens (1990)
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| 26 | #undef ALLOW_OBCS_STEVENS
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| 27 |
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| 28 | C Allow sponge layer treatment of open boundary conditions
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| 29 | #define ALLOW_OBCS_SPONGE
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| 30 |
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| 31 | C Include hooks to sponge layer treatment of pkg/seaice variables
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| 32 | #undef ALLOW_OBCS_SEAICE_SPONGE
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| 33 |
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| 34 | C balance barotropic velocity
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| 35 | #define ALLOW_OBCS_BALANCE
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| 36 |
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| 37 | C add tidal contributions to normal OB flow
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| 38 | C NOTE that at the moment tidal forcing is applied
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| 39 | C only to "normal" flow.
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| 40 | #undef ALLOW_OBCS_TIDES
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| 41 |
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| 42 | C Use older implementation of obcs in seaice-dynamics
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| 43 | C note: most of the "experimental" options listed below have not yet
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| 44 | C been implementated in new version.
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| 45 | #undef OBCS_UVICE_OLD
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| 46 |
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| 47 | #ifdef OBCS_UVICE_OLD
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| 48 | C The following five CPP options are experimental and aim to deal
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| 49 | C with artifacts due to the low-frequency specification of sea-ice
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| 50 | C boundary conditions compared to the model forcing frequency.
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| 51 | C Ice convergence at edges can cause model to blow up. The
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| 52 | C following CPP option fixes this problem at the expense of less
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| 53 | C accurate boundary conditions.
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| 54 | #undef OBCS_SEAICE_AVOID_CONVERGENCE
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| 55 |
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| 56 | C Smooth the component of sea-ice velocity perpendicular to the edge.
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| 57 | #undef OBCS_SEAICE_SMOOTH_UVICE_PERP
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| 58 |
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| 59 | C Smooth the component of sea ice velocity parallel to the edge.
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| 60 | #undef OBCS_SEAICE_SMOOTH_UVICE_PAR
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| 61 |
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| 62 | C Compute rather than specify seaice velocities at the edges.
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| 63 | #undef OBCS_SEAICE_COMPUTE_UVICE
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| 64 | #endif /* OBCS_UVICE_OLD */
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| 65 |
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| 66 | C Smooth the tracer sea-ice variables near the edges.
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| 67 | #undef OBCS_SEAICE_SMOOTH_EDGE
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| 68 |
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| 69 | #endif /* ALLOW_OBCS */
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| 70 | #endif /* OBCS_OPTIONS_H */
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