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Class optics.OpticsApplet 

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Container
                   |
                   +----java.awt.Panel
                           |
                           +----java.applet.Applet
                                   |
                                   +----optics.OpticsApplet
public class OpticsApplet
extends Applet

Constructor Index

o OpticsApplet()

Method Index

o addAperature(double, double)
Add a blocking aperature at x.
o addAperatureP(int, int)
Add a blocking aperature at x.
o addDielectric(double, double, double)
Add a dielectric interface that can have a radius of curvature or none at all.
o addDielectricP(int, double, int)
Add a dielectric interface that can have a radius of curvature or none at all.
o addIndexChange(double, double)
Add an index change that has no curvature.
o addIndexChangeP(int, double)
Add an index change that has no curvature.
o addISource(double, double, int, double)
Adds an infinite source with parallel rays
o addISourceP(int, int, int, double)
Adds an infinite source with parallel rays
o addLens(double, double)
Adds a thin lens, no spherical abberation, based on matrix transformations
o addLensP(int, double)
Adds a thin lens, no spherical abberation, based on matrix transformations
o addMirror(double, double)
Adds an ideal mirror, based on matrix transformations
o addMirrorP(int, double)
Adds an ideal mirror, based on matrix transformations
o addPSource(double, double)
Adds an principal-ray source which draws the three principal rays
o addPSourceP(int, int)
Adds an principal-ray source which draws the three principal rays
o addRefraction(double, double, double)
Adds a refraction interface that can represent a thick lens with spherical abberation and internal reflection.
o addRefractionP(int, double, int)
Adds a refraction interface that can represent a thick lens with spherical abberation and internal reflection.
o addScreen(double)
Adds a screen
o addScreenP(int)
Adds a screen
o addSource(double, double, double, double)
Adds a regular point source, with spreading rays from a single point
o addSourceP(int, int, double, double)
Adds a regular point source, with spreading rays from a single point
o addSphericalMirror(double, double)
Adds a spherical mirror.
o addSphericalMirrorP(int, double)
Adds an spherical mirror.
o clearAll()
Clears all elements from bench and repaints
o destroy()
o getAppletInfo()
o getParameter(String, String)
o getParameterInfo()
o init()
o jbInit()
o setBtnOff()
Changes all the colors of the buttons to black
o setDefault()
Calls the following methods: setPixPerUnit(100), setInfo(false), setSize(.8), setDrag(false), setPropertyDrag(false), & setDirection(1)
o setDirection(int)
Set the direction that sources added after will start in
o setDrag(boolean)
Determines if elements added after value is set will be allowed to be dragged
o setInfo(boolean)
Determines if elements added after value will show information on screen including focal lengths and positions
o setNull()
Calls setBtnOff() and makes it so nothing is added when the mouse clicks the bench
o setPixPerUnit(int)
Set the Pixels per Unit.
o setPropertyDrag(boolean)
Determines if elements added after value is set will be allowed to have their properties changed by dragging
o setRayRGB(int, int, int)
Set the color of the source light rays.
o setSize(double)
Set the direction that sources added after will start in
o setUnDefault()
Calls the following methods: setPixPerUnit(100), setInfo(true), setSize(.8), setDrag(true), setPropertyDrag(true), & setDirection(1)
o start()
o stop()

Constructors

o OpticsApplet 
 public OpticsApplet()

Methods

o getParameter 
 public String getParameter(String key,
                            String def)
o init 
 public void init()
Overrides:
init in class Applet
o jbInit 
 public void jbInit() throws Exception
o start 
 public void start()
Overrides:
start in class Applet
o stop 
 public void stop()
Overrides:
stop in class Applet
o destroy 
 public void destroy()
Overrides:
destroy in class Applet
o getAppletInfo 
 public String getAppletInfo()
Overrides:
getAppletInfo in class Applet
o getParameterInfo 
 public String[][] getParameterInfo()
Overrides:
getParameterInfo in class Applet
o clearAll 
 public void clearAll()
Clears all elements from bench and repaints

o setDrag 
 public void setDrag(boolean d)
Determines if elements added after value is set will be allowed to be dragged

Parameters:
d - True or False
o setPropertyDrag 
 public void setPropertyDrag(boolean pd)
Determines if elements added after value is set will be allowed to have their properties changed by dragging

Parameters:
pd - True or False
o setInfo 
 public void setInfo(boolean i)
Determines if elements added after value will show information on screen including focal lengths and positions

Parameters:
i - True or False
o setRayRGB 
 public void setRayRGB(int r,
                       int g,
                       int b)
Set the color of the source light rays.

Parameters:
r - 0 g - 0 b - 0
o setSize 
 public void setSize(double s)
Set the direction that sources added after will start in

Parameters:
d - d=1 or d=-1. d=1 is to the right. d=-1 is to the left
o setDirection 
 public void setDirection(int d)
Set the direction that sources added after will start in

Parameters:
d - d=1 or d=-1. d=1 is to the right. d=-1 is to the left
o setPixPerUnit 
 public void setPixPerUnit(int ppu)
Set the Pixels per Unit.

Parameters:
ppu - 100 pixels per unit is as if on the screen 100 pixels represents 1 meter
o setDefault 
 public void setDefault()
Calls the following methods: setPixPerUnit(100), setInfo(false), setSize(.8), setDrag(false), setPropertyDrag(false), & setDirection(1)

o setUnDefault 
 public void setUnDefault()
Calls the following methods: setPixPerUnit(100), setInfo(true), setSize(.8), setDrag(true), setPropertyDrag(true), & setDirection(1)

o addAperature 
 public void addAperature(double x,
                          double openingSize)
Add a blocking aperature at x.

Parameters:
x - The position of the aperature, in relative units specified by setPixPerUnit()
openingSize - 0<=openingSize<=1
o addDielectric 
 public void addDielectric(double x,
                           double dn,
                           double r)
Add a dielectric interface that can have a radius of curvature or none at all. Small angle approximation that doesn't show abberation.

Parameters:
x - The position of the aperature, in relative units specified by setPixPerUnit
dn - Change in index of refraction from left to right.
r - The radius of curvature of the interface, in relative units.
o addIndexChange 
 public void addIndexChange(double x,
                            double delN)
Add an index change that has no curvature. Uses Snell's law and can show total internal reflection.

Parameters:
x - The position of the aperature, in relative units specified by setPixPerUnit
delN - The change (+/-) of index going from left to right across interface
o addRefraction 
 public void addRefraction(double x,
                           double delN,
                           double r)
Adds a refraction interface that can represent a thick lens with spherical abberation and internal reflection. Uses Snell's law, with angular displacement.

Parameters:
x - The x position of the refraction, in relative units specified by setPixPerUnit()
delN - The change in index of refraction when going from left to right across inferface
r - The radius of curvature of the interface, specified in relative units.
o addISource 
 public void addISource(double x,
                        double y,
                        int size,
                        double angle)
Adds an infinite source with parallel rays

Parameters:
x - The x position of the ISource, in relative units specified by setPixPerUnit
y - The x position of the ISource, in relative units specified by setPixPerUnit
size - The height from the top to bottom of the source, in pixels
angle - The slope of the rays, -1
o addLens 
 public void addLens(double x,
                     double fl)
Adds a thin lens, no spherical abberation, based on matrix transformations

Parameters:
x - The x position of the lens, in relative units specified by setPixPerUnit()
fl - The focal length of the lens, in relative units specified by setPixPerUnit()
o addMirror 
 public void addMirror(double x,
                       double fl)
Adds an ideal mirror, based on matrix transformations

Parameters:
x - The x position of the mirror, in relative units specified by setPixPerUnit()
fl - The focal length of the mirror, in relative units specified by setPixPerUnit()
o addSphericalMirror 
 public void addSphericalMirror(double x,
                                double fl)
Adds a spherical mirror. Some aberations are calculated.

Parameters:
x - The x position of the mirror, in relative units specified by setPixPerUnit()
fl - The focal length of the mirror, in relative units specified by setPixPerUnit()
o addPSource 
 public void addPSource(double x,
                        double y)
Adds an principal-ray source which draws the three principal rays

Parameters:
x - The x position of the PSource, in relative units specified by setPixPerUnit()
y - The y position of the PSource, in relative units specified by setPixPerUnit()
o addScreen 
 public void addScreen(double x)
Adds a screen

Parameters:
x - The x position of the Screen, in relative units specified by setPixPerUnit()
o addSource 
 public void addSource(double x,
                       double y,
                       double rayIncrement,
                       double raySlope)
Adds a regular point source, with spreading rays from a single point

Parameters:
x - The x position of the Source, in relative units specified by setPixPerUnit()
y - The y position of the source, in relative units specified by setPixPerUnit()
rayIncrement - The delta slope between intervals of rays coming from the Source
raySlope - The starting slope of the outermost rays (top and bottom)
o addAperatureP 
 public void addAperatureP(int x,
                           int openingSize)
Add a blocking aperature at x.

Parameters:
x - The position of the aperature, in direct pixel units
openingSize - 0<=openingSize<=1
o addDielectricP 
 public void addDielectricP(int x,
                            double dn,
                            int r)
Add a dielectric interface that can have a radius of curvature or none at all. Small angle approximation that doesn't show abberation.

Parameters:
x - The position of the aperature, in pixel units
dn - Change in index of refraction from left to right.
r - The radius of curvature of the interface, in pixel units.
o addIndexChangeP 
 public void addIndexChangeP(int x,
                             double dn)
Add an index change that has no curvature. Uses Snell's law and can show total internal reflection.

Parameters:
x - The position of the aperature, in pixel units
dn - The change (+/-) of index going from left to right across interface
o addRefractionP 
 public void addRefractionP(int x,
                            double delN,
                            int rT)
Adds a refraction interface that can represent a thick lens with spherical abberation and internal reflection. Uses Snell's law, with angular displacement.

Parameters:
x - The x position of the refraction, in pixel units
delN - The change in index of refraction when going from left to right across inferface
r - The radius of curvature of the interface, specified in pixel units.
o addISourceP 
 public void addISourceP(int x,
                         int y,
                         int size,
                         double angle)
Adds an infinite source with parallel rays

Parameters:
x - The x position of the ISource, in pixel units
y - The x position of the ISource, in pixel units
size - The height from the top to bottom of the source, in pixels
angle - The slope of the rays, -1
o addLensP 
 public void addLensP(int x,
                      double fl)
Adds a thin lens, no spherical abberation, based on matrix transformations

Parameters:
x - The x position of the lens, in pixel units
fl - The focal length of the lens, in pixel units
o addMirrorP 
 public void addMirrorP(int x,
                        double fl)
Adds an ideal mirror, based on matrix transformations

Parameters:
x - The x position of the mirror, in pixel units
fl - The focal length of the mirror, in pixel units
o addSphericalMirrorP 
 public void addSphericalMirrorP(int x,
                                 double fl)
Adds an spherical mirror. Only some aberations are calculated.

Parameters:
x - The x position of the mirror, in pixel units
fl - The focal length of the mirror, in pixel units
o addPSourceP 
 public void addPSourceP(int x,
                         int y)
Adds an principal-ray source which draws the three principal rays

Parameters:
x - The x position of the PSource, in pixel units
y - The y position of the PSource, in pixel units
o addScreenP 
 public void addScreenP(int x)
Adds a screen

Parameters:
x - The x position of the Screen, in pixel units
o addSourceP 
 public void addSourceP(int x,
                        int y,
                        double rayIncrement,
                        double raySlope)
Adds a regular point source, with spreading rays from a single point

Parameters:
x - The x position of the Source, in pixel units
y - The y position of the source, in pixel units
rayIncrement - The delta slope between intervals of rays coming from the source, typical value is .25
raySlope - The starting slope of the outermost rays (top and bottom), typical value is between 0 and 1
o setNull 
 public void setNull()
Calls setBtnOff() and makes it so nothing is added when the mouse clicks the bench

o setBtnOff 
 public void setBtnOff()
Changes all the colors of the buttons to black 

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