net.sf.j3d.physics
Class Sphere

java.lang.Object
  net.sf.j3d.threeD.raytracer.engine.AbstractSurface
      net.sf.j3d.threeD.raytracer.primitives.Sphere
          net.sf.j3d.physics.Sphere

All Implemented Interfaces:

RigidBody, ParticleGroup, Surface, Light, SurfaceLight

public class Sphere
extends Sphere
implements RigidBody, ParticleGroup, SurfaceLight

Author:

Mike Murray

Nested Class Summary

Nested classes/interfaces inherited from interface net.sf.j3d.physics.RigidBody

RigidBody.State

Field Summary

Fields inherited from interface net.sf.j3d.threeD.raytracer.lighting.Light

castShadows

Constructor Summary

Sphere()
Constructs a new Sphere object using (0.0, 0.0, 0.0) for all vector values 1.0 for mass, 1.0 for the coefficient of restitution, and 4 for the radial sample.

Sphere(Vector x, Vector r, Vector v, Vector w, Vector f, Vector t, double mass, double e, double radius, int radialSample)
Constructs a new Sphere object using the specified initial rigid body state values.

Method Summary

void	draw(Camera c, Graphics g, double ox, double oy, double scale)
double	getIntensity() Returns the intensity of this Light object as a double value.
SphericalLight	getLight()
double[][]	getParticleVertices()
double	getRadius()
Light[]	getSamples()
Light[]	getSamples(int samples)
RigidBody.State	getState()
Vector[]	intersect(RigidBody b) Performs intersection calculations for this RigidBody object and the specified RigidBody object.
void	setIntensity(double intensity) Sets the intensity of this Light object.
void	setLight(SphericalLight light) Sets the SphericalLight object used by this Sphere object.
void	setLighting(boolean on)
void	setRadius(double radius)
void	updateModel()
void	updateVertices()

Methods inherited from class net.sf.j3d.threeD.raytracer.primitives.Sphere

getIndexOfRefraction, getNormalAt, intersect, intersectAt, triangulate

Methods inherited from class net.sf.j3d.threeD.raytracer.engine.AbstractSurface

addShader, addTexture, addTransform, calculateTransform, getColor, getColorAt, getColorAt, getIndexOfRefraction, getLocation, getParent, getReflectedPercentage, getReflectedPercentage, getRefractedPercentage, getRefractedPercentage, getRotationCoefficients, getScaleCoefficients, getShadeBack, getShadeFront, getShaderSet, getSize, getTexture, getTextures, getTextureSet, getTransform, getTransform, getTransforms, removeTexture, removeTransform, setColor, setIndexOfRefraction, setLocation, setParent, setReflectedPercentage, setRefractedPercentage, setRotationCoefficients, setScaleCoefficients, setShadeBack, setShadeFront, setShaders, setShaders, setSize, setTexture, setTextures, setTransform, setTransforms, shade

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sf.j3d.threeD.raytracer.lighting.Light

getColor, getColorAt, setColor

Constructor Detail

Sphere

public Sphere()

Constructs a new Sphere object using (0.0, 0.0, 0.0) for all vector values 1.0 for mass, 1.0 for the coefficient of restitution, and 4 for the radial sample.

Sphere

public Sphere(Vector x,
              Vector r,
              Vector v,
              Vector w,
              Vector f,
              Vector t,
              double mass,
              double e,
              double radius,
              int radialSample)

Constructs a new Sphere object using the specified initial rigid body state values.

Parameters:

x - location

r - rotation

v - linear velocity

w - angular velocity

f - force

t - torque

mass - mass

e - coefficient of restitution

radius - radius

Method Detail

setRadius

public void setRadius(double radius)

getRadius

public double getRadius()

updateModel

public void updateModel()

Specified by:

updateModel in interface RigidBody

updateVertices

public void updateVertices()

intersect

public Vector[] intersect(RigidBody b)

Description copied from interface: RigidBody

Performs intersection calculations for this RigidBody object and the specified RigidBody object.

Specified by:

intersect in interface RigidBody

Returns:

{intersection point, normal to intersection} or a zero length array if there is no intersection.

getParticleVertices

public double[][] getParticleVertices()

Specified by:

getParticleVertices in interface ParticleGroup

See Also:

ParticleGroup.getParticleVertices()

getState

public RigidBody.State getState()

Specified by:

getState in interface RigidBody

See Also:

RigidBody.getState()

draw

public void draw(Camera c,
                 Graphics g,
                 double ox,
                 double oy,
                 double scale)

Specified by:

draw in interface RigidBody

See Also:

RigidBody.draw(Camera, Graphics, double, double, double)

setLighting

public void setLighting(boolean on)

setLight

public void setLight(SphericalLight light)

Sets the SphericalLight object used by this Sphere object.

Parameters:

light - SphericalLight object to use.

getLight

public SphericalLight getLight()

Returns:

The SphericalLight object stored by this Sphere object.

getSamples

public Light[] getSamples(int samples)

Specified by:

getSamples in interface SurfaceLight

Parameters:

samples - Total number of samples to return.

Returns:

An array containing samples for this SurfaceLight instance.

See Also:

SurfaceLight.getSamples(int)

getSamples

public Light[] getSamples()

Specified by:

getSamples in interface SurfaceLight

Returns:

An array containing samples for this SurfaceLight instance.

See Also:

SurfaceLight.getSamples()

setIntensity

public void setIntensity(double intensity)

Description copied from interface: Light

Sets the intensity of this Light object.

Specified by:

setIntensity in interface Light

See Also:

Light.setIntensity(double)

getIntensity

public double getIntensity()

Description copied from interface: Light

Returns the intensity of this Light object as a double value.

Specified by:

getIntensity in interface Light

See Also:

Light.getIntensity()