mc.h File Reference

Go to the source code of this file.

Functions
COREDLL void	RejectionSampleDisk (float u1, float u2, float *x, float *y)
COREDLL Vector	UniformSampleHemisphere (float u1, float u2)
COREDLL float	UniformHemispherePdf (float theta, float phi)
COREDLL Vector	UniformSampleSphere (float u1, float u2)
COREDLL float	UniformSpherePdf ()
COREDLL Vector	UniformSampleCone (float u1, float u2, float costhetamax)
COREDLL Vector	UniformSampleCone (float u1, float u2, float costhetamax, const Vector &x, const Vector &y, const Vector &z)
COREDLL float	UniformConePdf (float costhetamax)
COREDLL void	UniformSampleDisk (float u1, float u2, float *x, float *y)
Vector	CosineSampleHemisphere (float u1, float u2)
float	CosineHemispherePdf (float costheta, float phi)
COREDLL Vector	SampleHG (const Vector &w, float g, float u1, float u2)
COREDLL float	HGPdf (const Vector &w, const Vector &wp, float g)
float	BalanceHeuristic (int nf, float fPdf, int ng, float gPdf)
float	PowerHeuristic (int nf, float fPdf, int ng, float gPdf)

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Function Documentation

float BalanceHeuristic	(	int	nf,
		float	fPdf,
		int	ng,
		float	gPdf
	)			[inline]

Definition at line 51 of file mc.h.

float CosineHemispherePdf	(	float	costheta,
		float	phi
	)			[inline]

Definition at line 45 of file mc.h.

References INV_PI.

Vector CosineSampleHemisphere	(	float	u1,
		float	u2
	)			[inline]

Definition at line 38 of file mc.h.

References ConcentricSampleDisk(), Vector::x, Vector::y, and Vector::z.

Referenced by IrradianceCache::IndirectLo(), FresnelBlend::Sample_f(), and BxDF::Sample_f().

COREDLL float HGPdf	(	const Vector &	w,
		const Vector &	wp,
		float	g
	)

Definition at line 178 of file mc.cpp.

References PhaseHG().

float PowerHeuristic	(	int	nf,
		float	fPdf,
		int	ng,
		float	gPdf
	)			[inline]

Definition at line 55 of file mc.h.

Referenced by EstimateDirect(), and ExPhotonIntegrator::Li().

COREDLL void RejectionSampleDisk	(	float	u1,
		float	u2,
		float *	x,
		float *	y
	)

COREDLL Vector SampleHG	(	const Vector &	w,
		float	g,
		float	u1,
		float	u2
	)

Definition at line 161 of file mc.cpp.

References CoordinateSystem(), M_PI, and SphericalDirection().

COREDLL float UniformConePdf

(

float

costhetamax

)

Definition at line 141 of file mc.cpp.

References M_PI.

Referenced by ExPhotonIntegrator::Li(), Sphere::Pdf(), SpotLight::Sample_L(), and ProjectionLight::Sample_L().

COREDLL float UniformHemispherePdf	(	float	theta,
		float	phi
	)

Definition at line 70 of file mc.cpp.

References INV_TWOPI.

COREDLL Vector UniformSampleCone	(	float	u1,
		float	u2,
		float	costhetamax,
		const Vector &	x,
		const Vector &	y,
		const Vector &	z
	)

Definition at line 153 of file mc.cpp.

References Lerp(), and M_PI.

COREDLL Vector UniformSampleCone	(	float	u1,
		float	u2,
		float	costhetamax
	)

Definition at line 144 of file mc.cpp.

References Lerp(), and M_PI.

Referenced by ExPhotonIntegrator::Li(), Sphere::Sample(), SpotLight::Sample_L(), and ProjectionLight::Sample_L().

COREDLL void UniformSampleDisk	(	float	u1,
		float	u2,
		float *	x,
		float *	y
	)

Definition at line 84 of file mc.cpp.

References M_PI.

COREDLL Vector UniformSampleHemisphere	(	float	u1,
		float	u2
	)

Definition at line 62 of file mc.cpp.

References M_PI.

Referenced by BxDF::rho().

COREDLL Vector UniformSampleSphere	(	float	u1,
		float	u2
	)

Definition at line 73 of file mc.cpp.

References M_PI.

Referenced by Sphere::Sample(), PointLight::Sample_L(), InfiniteAreaLightIS::Sample_L(), InfiniteAreaLight::Sample_L(), GonioPhotometricLight::Sample_L(), and AreaLight::Sample_L().

COREDLL float UniformSpherePdf

(

)

Definition at line 81 of file mc.cpp.

References M_PI.

Referenced by PointLight::Sample_L(), InfiniteAreaLight::Sample_L(), and GonioPhotometricLight::Sample_L().