edu.jhu.cs.cisst.algorithms.segmentation.gac
Class AdvectionForce2D

java.lang.Object
  edu.jhu.cs.cisst.algorithms.segmentation.gac.ActiveContourForce2D
      edu.jhu.cs.cisst.algorithms.segmentation.gac.AdvectionForce2D

public class AdvectionForce2D
extends ActiveContourForce2D

The Class AdvectionForce2D moves the zero level set in the direction of the force field.

Field Summary

Fields inherited from class edu.jhu.cs.cisst.algorithms.segmentation.gac.ActiveContourForce2D

cols, gridPoints, rows, weight

Constructor Summary

AdvectionForce2D(float[][][] advectionForce)
Instantiates a new advection force.

Method Summary

double

evaluate(int i, int j) Evaluate the force at a particular grid point position.

Methods inherited from class edu.jhu.cs.cisst.algorithms.segmentation.gac.ActiveContourForce2D

getGridPoint, getWeight, setGridPoints, setWeight, update

Methods inherited from class java.lang.Object

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

Constructor Detail

AdvectionForce2D

public AdvectionForce2D(float[][][] advectionForce)

Instantiates a new advection force.

Parameters:

advectionForce - the advection force

Method Detail

evaluate

public double evaluate(int i,
                       int j)

Description copied from class: ActiveContourForce2D

Evaluate the force at a particular grid point position.

Specified by:

evaluate in class ActiveContourForce2D

Parameters:

i - the x

j - the y

Returns:

the double

See Also:

ActiveContourForce2D.evaluate(int, int)