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ynakayam |
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C $Header: /u/gcmpack/MITgcm/pkg/obcs/OBCS_OPTIONS.h,v 1.18 2014/09/27 00:13:40 dimitri Exp $ |
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C $Name: $ |
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C CPP options file for OBCS package |
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C Use this file for selecting options within the OBCS package |
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#ifndef OBCS_OPTIONS_H |
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#define OBCS_OPTIONS_H |
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#include "PACKAGES_CONFIG.h" |
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#include "CPP_OPTIONS.h" |
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#ifdef ALLOW_OBCS |
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C Package-specific Options & Macros go here |
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C Enable individual open boundaries |
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#define ALLOW_OBCS_NORTH |
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#define ALLOW_OBCS_SOUTH |
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#define ALLOW_OBCS_EAST |
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#define ALLOW_OBCS_WEST |
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C This include hooks to the Orlanski Open Boundary Radiation code |
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#undef ALLOW_ORLANSKI |
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C Enable OB values to be prescribed via external fields that are read |
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C from a file |
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#define ALLOW_OBCS_PRESCRIBE |
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C Enable OB conditions following Stevens (1990) |
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#undef ALLOW_OBCS_STEVENS |
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C Allow sponge layer treatment of open boundary conditions |
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#define ALLOW_OBCS_SPONGE |
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C Include hooks to sponge layer treatment of pkg/seaice variables |
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#undef ALLOW_OBCS_SEAICE_SPONGE |
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C balance barotropic velocity |
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#define ALLOW_OBCS_BALANCE |
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C add tidal contributions to normal OB flow |
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#undef ALLOW_OBCS_TIDES |
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C Use older implementation of obcs in seaice-dynamics |
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C note: most of the "experimental" options listed below have not yet |
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C been implementated in new version. |
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#define OBCS_UVICE_OLD |
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#ifdef OBCS_UVICE_OLD |
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C The following five CPP options are experimental and aim to deal |
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C with artifacts due to the low-frequency specification of sea-ice |
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C boundary conditions compared to the model forcing frequency. |
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C Ice convergence at edges can cause model to blow up. The |
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C following CPP option fixes this problem at the expense of less |
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C accurate boundary conditions. |
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#undef OBCS_SEAICE_AVOID_CONVERGENCE |
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C Smooth the component of sea-ice velocity perpendicular to the edge. |
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#undef OBCS_SEAICE_SMOOTH_UVICE_PERP |
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C Smooth the component of sea ice velocity parallel to the edge. |
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#undef OBCS_SEAICE_SMOOTH_UVICE_PAR |
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C Compute rather than specify seaice velocities at the edges. |
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#define OBCS_SEAICE_COMPUTE_UVICE |
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#endif /* OBCS_UVICE_OLD */ |
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C Smooth the tracer sea-ice variables near the edges. |
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#define OBCS_SEAICE_SMOOTH_EDGE |
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#endif /* ALLOW_OBCS */ |
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#endif /* OBCS_OPTIONS_H */ |
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