ucar.nc2.dataset.conv
Class WRFConvention

java.lang.Object
  extended by ucar.nc2.dataset.CoordSysBuilder
      extended by ucar.nc2.dataset.conv.WRFConvention
All Implemented Interfaces:
CoordSysBuilderIF

public class WRFConvention
extends CoordSysBuilder

WRF netcdf output files.

Note: Apparently WRF netcdf files before version 2 didnt output the projection origin, so we cant properly georeference them.

This Convention currently only supports ARW output, identified as DYN_OPT=2 or GRIDTYPE=C

Author:
caron

Nested Class Summary
 
Nested classes/interfaces inherited from class ucar.nc2.dataset.CoordSysBuilder
CoordSysBuilder.ConventionNameOk, CoordSysBuilder.VarProcess
 
Field Summary
 
Fields inherited from class ucar.nc2.dataset.CoordSysBuilder
conventionName, coordVarMap, debug, log, parseInfo, resourcesDir, showRejects, userAdvice, varList
 
Constructor Summary
WRFConvention()
           
 
Method Summary
protected  void assignCoordinateTransforms(NetcdfDataset ncDataset)
          Assign CoordinateTransform objects to Coordinate Systems.
 void augmentDataset(NetcdfDataset ds, CancelTask cancelTask)
          Make changes to the dataset that are needed before processing scale/offset in NetcdfDataset.
protected  AxisType getAxisType(NetcdfDataset ds, VariableEnhanced ve)
          Identify what kind of AxisType the named variable is.
 String getZisPositive(CoordinateAxis v)
          Does increasing values of Z go vertical up?
static boolean isMine(NetcdfFile ncfile)
           
static void main(String[] args)
           
protected  void makeCoordinateTransforms(NetcdfDataset ds)
          Take all previously identified Coordinate Transforms and create a CoordinateTransform object by calling CoordTransBuilder.makeCoordinateTransform().
 
Methods inherited from class ucar.nc2.dataset.CoordSysBuilder
addCoordinateVariable, addUserAdvice, assignCoordinateSystemsExplicit, buildCoordinateSystems, factory, findCoordinateAxes, findCoordinateAxis, findCoordinateSystems, findCoordinateTransforms, findVarProcess, getConventionUsed, getParseInfo, getUseMaximalCoordSys, getUserAdvice, hasXY, isCoordinateAxisForVariable, makeCoordinateAxes, makeCoordinateSystems, makeCoordinateSystemsImplicit, makeCoordinateSystemsMaximal, makeCoordinateTransform, makeCoordinateTransformVariable, makeDummyTransformVariable, registerConvention, registerConvention, registerConvention, registerNcML, setConventionUsed, setUseMaximalCoordSys
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

WRFConvention

public WRFConvention()
Method Detail

isMine

public static boolean isMine(NetcdfFile ncfile)

augmentDataset

public void augmentDataset(NetcdfDataset ds,
                           CancelTask cancelTask)
Description copied from interface: CoordSysBuilderIF
Make changes to the dataset that are needed before processing scale/offset in NetcdfDataset.

Specified by:
augmentDataset in interface CoordSysBuilderIF
Overrides:
augmentDataset in class CoordSysBuilder
Parameters:
ds - modify this dataset
cancelTask - give user a chance to bail out

makeCoordinateTransforms

protected void makeCoordinateTransforms(NetcdfDataset ds)
Description copied from class: CoordSysBuilder
Take all previously identified Coordinate Transforms and create a CoordinateTransform object by calling CoordTransBuilder.makeCoordinateTransform().

Overrides:
makeCoordinateTransforms in class CoordSysBuilder
Parameters:
ds - why

getAxisType

protected AxisType getAxisType(NetcdfDataset ds,
                               VariableEnhanced ve)
Description copied from class: CoordSysBuilder
Identify what kind of AxisType the named variable is. Only called for variables already identified as Coordinate Axes. Default null - subclasses can override.

Overrides:
getAxisType in class CoordSysBuilder
Parameters:
ds - for this dataset
ve - a variable alreaddy identified as a Coodinate Axis
Returns:
AxisType or null if unknown.

getZisPositive

public String getZisPositive(CoordinateAxis v)
Does increasing values of Z go vertical up?

Parameters:
v - for thsi axis
Returns:
"up" if this is a Vertical (z) coordinate axis which goes up as coords get bigger, else return "down"

assignCoordinateTransforms

protected void assignCoordinateTransforms(NetcdfDataset ncDataset)
Assign CoordinateTransform objects to Coordinate Systems.

Overrides:
assignCoordinateTransforms in class CoordSysBuilder
Parameters:
ncDataset - why

main

public static void main(String[] args)
                 throws IOException,
                        InvalidRangeException
Throws:
IOException
InvalidRangeException


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