Sampler Class Reference

#include <sampler.h>

Inheritance diagram for Sampler:

List of all members.

Public Member Functions
virtual	~Sampler ()
	Sampler (int xstart, int xend, int ystart, int yend, int spp, float sopen, float sclose)
virtual int	GetMoreSamples (Sample *sample, RNG &rng)=0
virtual int	MaximumSampleCount ()=0
virtual bool	ReportResults (Sample *samples, const RayDifferential *rays, const Spectrum *Ls, const Intersection *isects, int count)
virtual Sampler *	GetSubSampler (int num, int count)=0
virtual int	RoundSize (int size) const =0
Public Attributes
const int	xPixelStart
const int	xPixelEnd
const int	yPixelStart
const int	yPixelEnd
const int	samplesPerPixel
const float	shutterOpen
const float	shutterClose
Protected Member Functions
void	ComputeSubWindow (int num, int count, int *xstart, int *xend, int *ystart, int *yend) const

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Detailed Description

Definition at line 38 of file sampler.h.

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Constructor & Destructor Documentation

Sampler::~Sampler

(

)

[virtual]

Definition at line 32 of file sampler.cpp.

Sampler::Sampler	(	int	xstart,
		int	xend,
		int	ystart,
		int	yend,
		int	spp,
		float	sopen,
		float	sclose
	)

Definition at line 36 of file sampler.cpp.

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Member Function Documentation

void Sampler::ComputeSubWindow	(	int	num,
		int	count,
		int *	xstart,
		int *	xend,
		int *	ystart,
		int *	yend
	)			const [protected]

Definition at line 47 of file sampler.cpp.

References Assert, Floor2Int(), Lerp(), xPixelEnd, xPixelStart, yPixelEnd, and yPixelStart.

Referenced by StratifiedSampler::GetSubSampler(), RandomSampler::GetSubSampler(), LDSampler::GetSubSampler(), HaltonSampler::GetSubSampler(), BestCandidateSampler::GetSubSampler(), and AdaptiveSampler::GetSubSampler().

virtual int Sampler::GetMoreSamples	(	Sample *	sample,
		RNG &	rng
	)			[pure virtual]

Implemented in AdaptiveSampler, BestCandidateSampler, HaltonSampler, LDSampler, RandomSampler, and StratifiedSampler.

Referenced by SamplerRendererTask::Run(), and IrradiancePrimeTask::Run().

virtual Sampler* Sampler::GetSubSampler	(	int	num,
		int	count
	)			[pure virtual]

Implemented in AdaptiveSampler, BestCandidateSampler, HaltonSampler, LDSampler, RandomSampler, and StratifiedSampler.

Referenced by IrradiancePrimeTask::IrradiancePrimeTask(), and SamplerRendererTask::Run().

virtual int Sampler::MaximumSampleCount

(

)

[pure virtual]

Implemented in AdaptiveSampler, BestCandidateSampler, HaltonSampler, LDSampler, RandomSampler, and StratifiedSampler.

Referenced by SamplerRendererTask::Run(), and IrradiancePrimeTask::Run().

bool Sampler::ReportResults	(	Sample *	samples,
		const RayDifferential *	rays,
		const Spectrum *	Ls,
		const Intersection *	isects,
		int	count
	)			[virtual]

Reimplemented in AdaptiveSampler.

Definition at line 41 of file sampler.cpp.

Referenced by SamplerRendererTask::Run().

virtual int Sampler::RoundSize

(

int

size

)

const [pure virtual]

Implemented in AdaptiveSampler, BestCandidateSampler, HaltonSampler, LDSampler, RandomSampler, and StratifiedSampler.

Referenced by UseRadianceProbes::RequestSamples(), PhotonIntegrator::RequestSamples(), IrradianceCacheIntegrator::RequestSamples(), IGIIntegrator::RequestSamples(), DirectLightingIntegrator::RequestSamples(), and DipoleSubsurfaceIntegrator::RequestSamples().

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Member Data Documentation

const int Sampler::samplesPerPixel

Definition at line 53 of file sampler.h.

Referenced by HaltonSampler::GetSubSampler(), BestCandidateSampler::GetSubSampler(), HaltonSampler::HaltonSampler(), and SamplerRendererTask::Run().

const float Sampler::shutterClose

Definition at line 54 of file sampler.h.

Referenced by StratifiedSampler::GetMoreSamples(), RandomSampler::GetMoreSamples(), LDSampler::GetMoreSamples(), HaltonSampler::GetMoreSamples(), BestCandidateSampler::GetMoreSamples(), AdaptiveSampler::GetMoreSamples(), StratifiedSampler::GetSubSampler(), RandomSampler::GetSubSampler(), LDSampler::GetSubSampler(), HaltonSampler::GetSubSampler(), BestCandidateSampler::GetSubSampler(), and AdaptiveSampler::GetSubSampler().

const float Sampler::shutterOpen

Definition at line 54 of file sampler.h.

Referenced by StratifiedSampler::GetMoreSamples(), RandomSampler::GetMoreSamples(), LDSampler::GetMoreSamples(), HaltonSampler::GetMoreSamples(), BestCandidateSampler::GetMoreSamples(), AdaptiveSampler::GetMoreSamples(), StratifiedSampler::GetSubSampler(), RandomSampler::GetSubSampler(), LDSampler::GetSubSampler(), HaltonSampler::GetSubSampler(), BestCandidateSampler::GetSubSampler(), and AdaptiveSampler::GetSubSampler().

const int Sampler::xPixelEnd

Definition at line 52 of file sampler.h.

Referenced by ComputeSubWindow(), StratifiedSampler::GetMoreSamples(), RandomSampler::GetMoreSamples(), LDSampler::GetMoreSamples(), HaltonSampler::GetMoreSamples(), BestCandidateSampler::GetMoreSamples(), HaltonSampler::HaltonSampler(), AdaptiveSampler::ReportResults(), and SamplerRendererTask::Run().

const int Sampler::xPixelStart

Definition at line 52 of file sampler.h.

Referenced by AdaptiveSampler::AdaptiveSampler(), ComputeSubWindow(), StratifiedSampler::GetMoreSamples(), RandomSampler::GetMoreSamples(), LDSampler::GetMoreSamples(), HaltonSampler::GetMoreSamples(), BestCandidateSampler::GetMoreSamples(), HaltonSampler::HaltonSampler(), LDSampler::LDSampler(), RandomSampler::RandomSampler(), AdaptiveSampler::ReportResults(), SamplerRendererTask::Run(), and StratifiedSampler::StratifiedSampler().

const int Sampler::yPixelEnd

Definition at line 52 of file sampler.h.

Referenced by ComputeSubWindow(), StratifiedSampler::GetMoreSamples(), RandomSampler::GetMoreSamples(), LDSampler::GetMoreSamples(), HaltonSampler::GetMoreSamples(), BestCandidateSampler::GetMoreSamples(), AdaptiveSampler::GetMoreSamples(), HaltonSampler::HaltonSampler(), and SamplerRendererTask::Run().

const int Sampler::yPixelStart

Definition at line 52 of file sampler.h.

Referenced by AdaptiveSampler::AdaptiveSampler(), ComputeSubWindow(), RandomSampler::GetMoreSamples(), HaltonSampler::GetMoreSamples(), BestCandidateSampler::GetMoreSamples(), HaltonSampler::HaltonSampler(), LDSampler::LDSampler(), RandomSampler::RandomSampler(), SamplerRendererTask::Run(), and StratifiedSampler::StratifiedSampler().

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The documentation for this class was generated from the following files:

• sampler.h
• sampler.cpp