edu.jhu.cs.cisst.algorithms.segmentation.gac
Class DistanceField2D

java.lang.Object
  edu.jhu.ece.iacl.jist.pipeline.AbstractCalculation
      edu.jhu.cs.cisst.algorithms.segmentation.gac.DistanceField2D

public class DistanceField2D
extends AbstractCalculation

Calculate 2D distance field using the Fast-marching method.

Author:

Blake Lucas

Field Summary

Fields inherited from class edu.jhu.ece.iacl.jist.pipeline.AbstractCalculation

monitor

Constructor Summary

DistanceField2D()
Instantiates a new distance field2 d.

DistanceField2D(AbstractCalculation parent)
Instantiates a new distance field2 d.

Method Summary

static ImageDataFloat	doSolve(ImageDataFloat vol, double thresh) Do solve.
static java.lang.String	getVersion() Gets the version.
protected double	march(double Nv, double Sv, double Ev, double Wv, double Fv, double Bv, int Nl, int Sl, int Fl, int Bl) March.
static float	maxSignedDistance(float[][] vol) Max signed distance.
ImageDataFloat	solve(ImageDataFloat vol, double maxDistance) Solve.

Methods inherited from class edu.jhu.ece.iacl.jist.pipeline.AbstractCalculation

add, addTotalUnits, decrementCompletedUnits, decrementCompletedUnits, getCompletedUnits, getCurrentLabel, getCurrentProgress, getLabel, getPerformance, getProgress, getTotalUnits, incrementCompletedUnits, incrementCompletedUnits, isCompleted, markCompleted, reset, setCompletedUnits, setCompletedUnits, setLabel, setMonitor, setTotalUnits

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DistanceField2D

public DistanceField2D()

Instantiates a new distance field2 d.

DistanceField2D

public DistanceField2D(AbstractCalculation parent)

Instantiates a new distance field2 d.

Parameters:

parent - the parent

Method Detail

getVersion

public static java.lang.String getVersion()

Gets the version.

Returns:

the version

doSolve

public static ImageDataFloat doSolve(ImageDataFloat vol,
                                     double thresh)

Do solve.

Parameters:

vol - the vol

thresh - the thresh

Returns:

the image data float

maxSignedDistance

public static float maxSignedDistance(float[][] vol)

Max signed distance.

Parameters:

vol - the vol

Returns:

the float

solve

public ImageDataFloat solve(ImageDataFloat vol,
                            double maxDistance)

Solve.

Parameters:

vol - the vol

maxDistance - the max distance

Returns:

the image data float

march

protected double march(double Nv,
                       double Sv,
                       double Ev,
                       double Wv,
                       double Fv,
                       double Bv,
                       int Nl,
                       int Sl,
                       int Fl,
                       int Bl)

March.

Parameters:

Nv - the nv

Sv - the sv

Ev - the ev

Wv - the wv

Fv - the fv

Bv - the bv

Nl - the nl

Sl - the sl

Fl - the fl

Bl - the bl

Returns:

the double