:orphan:

V52 Changes
===========

Version 52 introduced several important enhancements and bugfixes over the previous release. This page documents the major changes and improvements implemented in this version.

NetCDF Improvements
-------------------

* Fixed issues with large netCDF arrays (Zach Cobell)
* Improved handling of harmonic analysis data in parallel netCDF hotstart files (Jason Fleming)
* Enhanced metadata handling for velocity units in various output files (Jason Fleming)
* Fixed netCDF writer processor initialization and metadata updates (Zach Cobell)
* Improved station coordinate handling in serial ADCIRC (Zach Cobell)

Meteorological Forcing
----------------------

* Fixed handling of storms with centers in degrees east longitude for vortex models (NWS=8,19,20) (Jason Fleming)
* Improved GFS (NWS10) meteorological input functionality in both serial and parallel modes (Jason Fleming)
* Enhanced initial parameter guessing for GFS input processing (Jason Fleming, Yuley Cardona)
* Fixed issues with SWAN coupling and vortex meteorological models (Jason Fleming)

Boundary Conditions
-------------------

* Fixed issues with weir boundaries and cross barrier pipes (types 5 and 25) (Zach Cobell)
* Enabled inverted barometer modification of elevation specified boundaries (Jason Fleming)
* Improved handling of levee boundaries with cross barrier pipes (Jason Fleming)
* Enhanced flux/periodic river boundary condition handling (Jason Fleming)
* Fixed time varying weir list processing in adcprep (Jason Fleming)
* Added enhanced weir boundary logging (Zach Cobell)

Parallel Processing
-------------------

* Fixed issues with parallel execution and I/O unit number handling (Jason Fleming)
* Improved subdomain file handling and processing (Jason Fleming)
* Enhanced wet/dry state array output capabilities (Jason Fleming)
* Fixed memory allocation issues for harmonic analysis I/O in parallel (Jason Fleming)

Build System and Compilation
----------------------------

* Added compiler flags for various HPC systems:
  * Lonestar5 at TACC (Jason Fleming)
  * Spirit at AFRL (Jason Fleming)
  * Stampede at TACC (Jason Fleming)
  * Cray XC30/XC40 systems (T.C. Massey)
* Improved XDMF library compilation support (T.C. Massey)
* Enhanced makefile support for building ASWIP (T.C. Massey)

Output Processing
-----------------

* Fixed sparse ASCII output functionality (Zach Cobell)
* Improved handling of min/max files in parallel netCDF (Jason Fleming)
* Enhanced ADCPOST capabilities for processing integer and element-based output (Jason Fleming)
* Added support for nodecode and wet/dry state array outputs (Jason Fleming)

SWAN Integration
----------------

* Fixed SWAN coupling issues with I/O unit numbers (Jason Fleming)
* Improved SWAN output file handling in serial mode (Zach Cobell)
* Enhanced SWAN-ADCIRC coupling for vortex models (Jason Fleming)

Bugfixes
--------

* Fixed issues with time varying bathymetry implementation (T.C. Massey)
* Corrected serial execution issues with WRITE_LOCAL_FILES settings (Jason Fleming)
* Improved error checking and messaging (Jason Fleming)
* Fixed memory allocation and array handling issues (Jason Fleming)
* Enhanced error handling for mesh and fort.13 node count comparisons (Jason Fleming)
* Fixed issues with coupled simulations message handling (T.C. Massey)