edu.washington.biostr.sig.brainj3d.viewvolume.colors
Class AlphaWeightedFunction

java.lang.Object
  edu.washington.biostr.sig.brainj3d.viewvolume.colors.BlendFunction
      edu.washington.biostr.sig.brainj3d.viewvolume.colors.AlphaWeightedFunction

public class AlphaWeightedFunction
extends BlendFunction

This blend function averages the two blend functions by using the two color's alpha values as weights.

Author:

Peter

Constructor Summary

AlphaWeightedFunction()

Method Summary

void	calculateColor(float[] color1, float[] color2, float[] outColor) Computes a blended color using the volume color and base color and returns the blended color through the outColor parameter.
String	getName() Gets the name of this blend function.

Methods inherited from class edu.washington.biostr.sig.brainj3d.viewvolume.colors.BlendFunction

allowDefaultConstructor, calculateColor, createNew, equals, getDesiredParameterNames, getDesiredParameters, getDesiredParamterDefaultValues, getParametersTitle, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

AlphaWeightedFunction

public AlphaWeightedFunction()

Method Detail

getName

public String getName()

Description copied from class: BlendFunction

Gets the name of this blend function.

Specified by:

getName in class BlendFunction

Returns:

the name of this blend function

calculateColor

public void calculateColor(float[] color1,
                           float[] color2,
                           float[] outColor)

Description copied from class: BlendFunction

Computes a blended color using the volume color and base color and returns the blended color through the outColor parameter.

Specified by:

calculateColor in class BlendFunction

Parameters:

color1 - a color in the form [r, g, b, a] representing the computed volume data color

color2 - a color in the form [r, g, b, a] representing the base color of the surface

outColor - a preallocated color to hold the resulting blended color; output is of the form [r, g, b, a]; this array need not be zero-initialized