optics
Class LambertianPoint

java.lang.Object
  javax.vecmath.Tuple3d
      javax.vecmath.Point3d
          optics.Position
              optics.SourcePoint
                  optics.LambertianPoint

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

public class LambertianPoint
extends SourcePoint

Class to implement a Lambertian point source with a specified preferred direction.

See Also:

Serialized Form

Field Summary

Fields inherited from class optics.SourcePoint

spectrum

Fields inherited from class javax.vecmath.Tuple3d

x, y, z

Constructor Summary

LambertianPoint(Position p, Director u, double brightness)
Constructor to form Lambertian point specifying position and direction of fixed brightness

LambertianPoint(Position p, Director u, WaveLengthSpectrum s)
Constructor for a Lambertian point specifying position, direction and spectrum.

LambertianPoint(Position p, double brightness)
Constructor to form Lambertian point specifying position and brightness, direction defaults to z axis

LambertianPoint(Position p, WaveLengthSpectrum s)
Constructor for Lambertian point specifying position and spectrum, direction defaults to along z axis

Method Summary

LambertianPoint	clone() Method to get a clone of the current Point.
Director	getDirection() Public method to get the value of the source direction
double	getIntensity(Director v, double lambda) Public double to get the intensity is a specified direction
void	setDirection(Director u) Method to set source preferred direction

Methods inherited from class optics.SourcePoint

getIntensity, getSpectrum, setSpectrum, toString

Methods inherited from class optics.Position

add, direction, fromString, fromTokens, getPoint2d, length, length, lengthSquared, lengthSquared, max, min, propagate

Methods inherited from class javax.vecmath.Point3d

distance, distanceL1, distanceLinf, distanceSquared, project

Methods inherited from class javax.vecmath.Tuple3d

absolute, absolute, add, add, clamp, clamp, clamp, clamp, clampMax, clampMax, clampMax, clampMax, clampMin, clampMin, clampMin, clampMin, epsilonEquals, equals, equals, get, get, getX, getY, getZ, hashCode, interpolate, interpolate, interpolate, interpolate, negate, negate, scale, scale, scaleAdd, scaleAdd, scaleAdd, set, set, set, set, setX, setY, setZ, sub, sub

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

LambertianPoint

public LambertianPoint(Position p,
                       Director u,
                       WaveLengthSpectrum s)

Constructor for a Lambertian point specifying position, direction and spectrum.

Parameters:

p - the point location

u - the source direction

s - the source spectral response

LambertianPoint

public LambertianPoint(Position p,
                       WaveLengthSpectrum s)

Constructor for Lambertian point specifying position and spectrum, direction defaults to along z axis

Parameters:

p - the point location

s - the source spectral response

LambertianPoint

public LambertianPoint(Position p,
                       Director u,
                       double brightness)

Constructor to form Lambertian point specifying position and direction of fixed brightness

Parameters:

p - the point location

u - the source direction

brightness - the source brightness

LambertianPoint

public LambertianPoint(Position p,
                       double brightness)

Constructor to form Lambertian point specifying position and brightness, direction defaults to z axis

Parameters:

p - the point location

brightness - the source brightness

Method Detail

clone

public LambertianPoint clone()

Method to get a clone of the current Point. Position and direction are cloned, but spectrum is copied.

Overrides:

clone in class SourcePoint

Returns:

LambertianPoint clone of Point

setDirection

public void setDirection(Director u)

Method to set source preferred direction

Parameters:

u - the source direction

getDirection

public Director getDirection()

Public method to get the value of the source direction

Returns:

Director3d copy of the position point

getIntensity

public double getIntensity(Director v,
                           double lambda)

Public double to get the intensity is a specified direction

Overrides:

getIntensity in class SourcePoint

Parameters:

v - the direction

lambda - the wavelength

Returns:

double itnesity at specified wavelnegth