raytracer
Class Raycaster

java.lang.Object
  raytracer.Raycaster

public class Raycaster
extends java.lang.Object

Constructor Summary

Raycaster(Scene scene, int maxrecursiondepth, Shader shader, double minI)
constructor

Method Summary

boolean	castOptimizedShadowRay(Ray ray, double howfar, RGBColor color) a version of castRay without shading, optimized
boolean	castRay(Ray ray, RGBColor color, RayState rs) casts a ray in direction of ray, sets the color and intersection info
boolean	castShadowRay(Ray ray, double howfar, RGBColor color) a version of castRay without shading
Raycaster	getCopy() copies the raycaster
int	getRecursionDepth()
Scene	getScene()
Shader	getShader()
void	setRecursionDepth(int depth)

Methods inherited from class java.lang.Object

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

Constructor Detail

Raycaster

public Raycaster(Scene scene,
                 int maxrecursiondepth,
                 Shader shader,
                 double minI)

constructor

Parameters:

scene -

maxrecursiondepth - maximum recursion depth

shader -

minI - minimum importance

Method Detail

getRecursionDepth

public int getRecursionDepth()

Returns:

the max recursion depth

setRecursionDepth

public void setRecursionDepth(int depth)

Parameters:

depth - the max recursion depth

getScene

public Scene getScene()

Returns:

scene

getShader

public Shader getShader()

Returns:

shader

castRay

public boolean castRay(Ray ray,
                       RGBColor color,
                       RayState rs)

casts a ray in direction of ray, sets the color and intersection info

Parameters:

ray -

color -

rs - state of the raytracer

Returns:

did the ray hit something

castShadowRay

public boolean castShadowRay(Ray ray,
                             double howfar,
                             RGBColor color)

a version of castRay without shading

Parameters:

ray -

howfar - howfar to the light source

color -

Returns:

does object blocks the way to the light

castOptimizedShadowRay

public boolean castOptimizedShadowRay(Ray ray,
                                      double howfar,
                                      RGBColor color)

a version of castRay without shading, optimized

Parameters:

ray -

howfar - howfar to the light source

color -

Returns:

does object blocks the way to the light

getCopy

public Raycaster getCopy()

copies the raycaster

Returns:

a copy of the raycaster