bsdf_westin.h File Reference

Go to the source code of this file.

Classes
struct	BsdfWestinBackscatterClosure
struct	BsdfWestinSheenClosure
Typedefs
typedef CCL_NAMESPACE_BEGIN struct BsdfWestinBackscatterClosure	BsdfWestinBackscatterClosure
typedef struct BsdfWestinSheenClosure	BsdfWestinSheenClosure
Functions
__device void	bsdf_westin_backscatter_setup (ShaderData *sd, ShaderClosure *sc, float roughness)
__device void	bsdf_westin_backscatter_blur (ShaderClosure *sc, float roughness)
__device float3	bsdf_westin_backscatter_eval_reflect (const ShaderData *sd, const ShaderClosure *sc, const float3 I, const float3 omega_in, float *pdf)
__device float3	bsdf_westin_backscatter_eval_transmit (const ShaderData *sd, const ShaderClosure *sc, const float3 I, const float3 omega_in, float *pdf)
__device float	bsdf_westin_backscatter_albedo (const ShaderData *sd, const ShaderClosure *sc, const float3 I)
__device int	bsdf_westin_backscatter_sample (const ShaderData *sd, const ShaderClosure *sc, float randu, float randv, float3 *eval, float3 *omega_in, float3 *domega_in_dx, float3 *domega_in_dy, float *pdf)
__device void	bsdf_westin_sheen_setup (ShaderData *sd, ShaderClosure *sc, float edginess)
__device void	bsdf_westin_sheen_blur (ShaderClosure *sc, float roughness)
__device float3	bsdf_westin_sheen_eval_reflect (const ShaderData *sd, const ShaderClosure *sc, const float3 I, const float3 omega_in, float *pdf)
__device float3	bsdf_westin_sheen_eval_transmit (const ShaderData *sd, const ShaderClosure *sc, const float3 I, const float3 omega_in, float *pdf)
__device float	bsdf_westin_sheen_albedo (const ShaderData *sd, const ShaderClosure *sc, const float3 I)
__device int	bsdf_westin_sheen_sample (const ShaderData *sd, const ShaderClosure *sc, float randu, float randv, float3 *eval, float3 *omega_in, float3 *domega_in_dx, float3 *domega_in_dy, float *pdf)

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Typedef Documentation

typedef CCL_NAMESPACE_BEGIN struct BsdfWestinBackscatterClosure BsdfWestinBackscatterClosure

typedef struct BsdfWestinSheenClosure BsdfWestinSheenClosure

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Function Documentation

__device float bsdf_westin_backscatter_albedo	(	const ShaderData *	sd,
		const ShaderClosure *	sc,
		const float3	I
	)

Definition at line 84 of file bsdf_westin.h.

__device void bsdf_westin_backscatter_blur	(	ShaderClosure *	sc,
		float	roughness
	)

Definition at line 55 of file bsdf_westin.h.

References ShaderClosure::data0, and min.

Referenced by svm_bsdf_blur().

__device float3 bsdf_westin_backscatter_eval_reflect	(	const ShaderData *	sd,
		const ShaderClosure *	sc,
		const float3	I,
		const float3	omega_in,
		float *	pdf
	)

Definition at line 62 of file bsdf_westin.h.

References ShaderClosure::data0, dot(), M_1_PI_F, make_float3(), ShaderData::N, and powf.

Referenced by svm_bsdf_eval().

__device float3 bsdf_westin_backscatter_eval_transmit	(	const ShaderData *	sd,
		const ShaderClosure *	sc,
		const float3	I,
		const float3	omega_in,
		float *	pdf
	)

Definition at line 79 of file bsdf_westin.h.

References make_float3().

Referenced by svm_bsdf_eval().

__device int bsdf_westin_backscatter_sample	(	const ShaderData *	sd,
		const ShaderClosure *	sc,
		float	randu,
		float	randv,
		float3 *	eval,
		float3 *	omega_in,
		float3 *	domega_in_dx,
		float3 *	domega_in_dy,
		float *	pdf
	)

Definition at line 89 of file bsdf_westin.h.

References B, cosf, ShaderClosure::data0, ShaderData::dI, dot(), differential3::dx, differential3::dy, ShaderData::I, LABEL_GLOSSY, LABEL_REFLECT, M_1_PI_F, M_PI_F, make_float3(), make_orthonormals(), ShaderData::N, ShaderData::Ng, powf, sinf, sqrtf, and T.

Referenced by svm_bsdf_sample().

__device void bsdf_westin_backscatter_setup	(	ShaderData *	sd,
		ShaderClosure *	sc,
		float	roughness
	)

Definition at line 45 of file bsdf_westin.h.

References clamp, CLOSURE_BSDF_WESTIN_BACKSCATTER_ID, ShaderClosure::data0, credits_svn_gen::e, ShaderData::flag, SD_BSDF, SD_BSDF_GLOSSY, SD_BSDF_HAS_EVAL, and ShaderClosure::type.

__device float bsdf_westin_sheen_albedo	(	const ShaderData *	sd,
		const ShaderClosure *	sc,
		const float3	I
	)

Definition at line 173 of file bsdf_westin.h.

__device void bsdf_westin_sheen_blur	(	ShaderClosure *	sc,
		float	roughness
	)

Definition at line 147 of file bsdf_westin.h.

Referenced by svm_bsdf_blur().

__device float3 bsdf_westin_sheen_eval_reflect	(	const ShaderData *	sd,
		const ShaderClosure *	sc,
		const float3	I,
		const float3	omega_in,
		float *	pdf
	)

Definition at line 151 of file bsdf_westin.h.

References ShaderClosure::data0, dot(), M_1_PI_F, make_float3(), ShaderData::N, and powf.

Referenced by svm_bsdf_eval().

__device float3 bsdf_westin_sheen_eval_transmit	(	const ShaderData *	sd,
		const ShaderClosure *	sc,
		const float3	I,
		const float3	omega_in,
		float *	pdf
	)

Definition at line 168 of file bsdf_westin.h.

References make_float3().

Referenced by svm_bsdf_eval().

__device int bsdf_westin_sheen_sample	(	const ShaderData *	sd,
		const ShaderClosure *	sc,
		float	randu,
		float	randv,
		float3 *	eval,
		float3 *	omega_in,
		float3 *	domega_in_dx,
		float3 *	domega_in_dy,
		float *	pdf
	)

Definition at line 178 of file bsdf_westin.h.

References ShaderClosure::data0, ShaderData::dI, dot(), differential3::dx, differential3::dy, ShaderData::I, LABEL_DIFFUSE, LABEL_REFLECT, make_float3(), ShaderData::N, ShaderData::Ng, powf, and sample_cos_hemisphere().

Referenced by svm_bsdf_sample().

__device void bsdf_westin_sheen_setup	(	ShaderData *	sd,
		ShaderClosure *	sc,
		float	edginess
	)

Definition at line 140 of file bsdf_westin.h.

References CLOSURE_BSDF_WESTIN_SHEEN_ID, ShaderClosure::data0, ShaderData::flag, SD_BSDF, SD_BSDF_GLOSSY, SD_BSDF_HAS_EVAL, and ShaderClosure::type.