material
Interface IEmitter

All Known Implementing Classes:

LambertianEmitter

public interface IEmitter

Method Summary

void	computeDirectLighting(IntersectionInfo intersection, IObject lumObject, RayState rs, Raycaster raycaster, IBSDF brdf, int numSamples, RGBColor amount)
RGBColor	emittedRadiance(IntersectionInfo ri, Vector3D out, Vector3D N) Flux per solid angle per unit projected area (Watt/m^2sr).

Method Detail

emittedRadiance

RGBColor emittedRadiance(IntersectionInfo ri,
                         Vector3D out,
                         Vector3D N)

Flux per solid angle per unit projected area (Watt/m^2sr).

Parameters:

ri - [in] intersection information

out - [in] outgoing vector from the surface of the luminary

N - [in] normal of the luminary

Returns:

the emitted radiance

computeDirectLighting

void computeDirectLighting(IntersectionInfo intersection,
                           IObject lumObject,
                           RayState rs,
                           Raycaster raycaster,
                           IBSDF brdf,
                           int numSamples,
                           RGBColor amount)

Parameters:

intersection - [in] info at the point of intersection

lumObject - [in] the object, which has this emitting property

rs - [in] actual state of the ray

raycaster - [in] caster to send a ray to the light

brdf - [in] the Bidirectional Scattering/Reflection Distribution Function

numSamples - [in] the number of rays to send to the light

amount - [in/out] the color is added to this