raytracer
Class Scene

java.lang.Object
  raytracer.Scene

public class Scene
extends java.lang.Object

Constructor Summary

Scene()
constructor

Method Summary

void	addLight(ILight light) add a light to the light list
void	addObject(IObject object) adds a object to the object list and if it is an emitter also to the luminaire list
void	addShaderOp(IShaderOp shaderop) add a shaderop to the shader
void	assignCamera(Camera camera) assigns the camera
void	assignRaycaster(Raycaster raycaster) assigns the raycaster
IntersectionInfo	calcIntersection(Ray ray) calculates the intersection of the scene with a ray
IntersectionInfo	calcOptimizedIntersection(Ray ray) calculates the intersection of the scene with the ray of the camera
IntersectionInfo	calcOptimizedShadowIntersection(Ray ray) calculates the intersection of the scene with the ray of the camera without shading
IntersectionInfo	calcShadowIntersection(Ray ray) calculates the intersection of the scene with a ray, without shading
void	clear() clears the list
void	computeDirectLighting(IntersectionInfo intersection, RayState rs, IBSDF brdf, RGBColor amount) compute the lighting condition at a intersection point
Camera	getCamera()
Scene	getCopy()
ILight	getLight(int num)
int	getNumLights()
int	getNumObjects()
IObject	getObject(int num)
Raycaster	getRaycaster()
void	resetObjectList() clear the object list
void	resetShadowObjectList() clear the shadow object list

Methods inherited from class java.lang.Object

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

Constructor Detail

Scene

public Scene()

constructor

Method Detail

clear

public void clear()

clears the list

assignCamera

public void assignCamera(Camera camera)

assigns the camera

Parameters:

camera -

assignRaycaster

public void assignRaycaster(Raycaster raycaster)

assigns the raycaster

Parameters:

raycaster -

getRaycaster

public Raycaster getRaycaster()

Returns:

raycaster

addObject

public void addObject(IObject object)

adds a object to the object list and if it is an emitter also to the luminaire list

Parameters:

object -

addLight

public void addLight(ILight light)

add a light to the light list

Parameters:

light -

addShaderOp

public void addShaderOp(IShaderOp shaderop)

add a shaderop to the shader

Parameters:

shaderop -

getCamera

public Camera getCamera()

Returns:

camera

getNumObjects

public int getNumObjects()

Returns:

the number of objects in the object list

getNumLights

public int getNumLights()

Returns:

the number of lights in the scene

getObject

public IObject getObject(int num)

Parameters:

num - number

Returns:

the object with number i

calcIntersection

public IntersectionInfo calcIntersection(Ray ray)

calculates the intersection of the scene with a ray

Parameters:

ray -

Returns:

intersection information

calcShadowIntersection

public IntersectionInfo calcShadowIntersection(Ray ray)

calculates the intersection of the scene with a ray, without shading

Parameters:

ray -

Returns:

intersection information

resetObjectList

public void resetObjectList()

clear the object list

resetShadowObjectList

public void resetShadowObjectList()

clear the shadow object list

calcOptimizedIntersection

public IntersectionInfo calcOptimizedIntersection(Ray ray)

calculates the intersection of the scene with the ray of the camera

Parameters:

ray -

Returns:

intersection information

calcOptimizedShadowIntersection

public IntersectionInfo calcOptimizedShadowIntersection(Ray ray)

calculates the intersection of the scene with the ray of the camera without shading

Parameters:

ray -

Returns:

intersection information

getLight

public ILight getLight(int num)

Parameters:

num -

Returns:

the light with number num

computeDirectLighting

public void computeDirectLighting(IntersectionInfo intersection,
                                  RayState rs,
                                  IBSDF brdf,
                                  RGBColor amount)

compute the lighting condition at a intersection point

Parameters:

intersection - the intersection information

rs - sate of the raytracer

brdf -

amount -

getCopy

public Scene getCopy()

Returns:

a copy of the scene