bsdf_hair.h File Reference

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Classes
struct	HairBsdf

Functions
ccl_device int	bsdf_hair_reflection_setup (HairBsdf *bsdf)
ccl_device int	bsdf_hair_transmission_setup (HairBsdf *bsdf)
ccl_device bool	bsdf_hair_merge (const ShaderClosure *a, const ShaderClosure *b)
ccl_device float3	bsdf_hair_reflection_eval_reflect (const ShaderClosure *sc, const float3 I, const float3 omega_in, float *pdf)
ccl_device float3	bsdf_hair_transmission_eval_reflect (const ShaderClosure *sc, const float3 I, const float3 omega_in, float *pdf)
ccl_device float3	bsdf_hair_reflection_eval_transmit (const ShaderClosure *sc, const float3 I, const float3 omega_in, float *pdf)
ccl_device float3	bsdf_hair_transmission_eval_transmit (const ShaderClosure *sc, const float3 I, const float3 omega_in, float *pdf)
ccl_device int	bsdf_hair_reflection_sample (const ShaderClosure *sc, float3 Ng, float3 I, float3 dIdx, float3 dIdy, float randu, float randv, float3 *eval, float3 *omega_in, float3 *domega_in_dx, float3 *domega_in_dy, float *pdf)
ccl_device int	bsdf_hair_transmission_sample (const ShaderClosure *sc, float3 Ng, float3 I, float3 dIdx, float3 dIdy, float randu, float randv, float3 *eval, float3 *omega_in, float3 *domega_in_dx, float3 *domega_in_dy, float *pdf)

Variables
CCL_NAMESPACE_BEGIN typedef ccl_addr_space struct HairBsdf	HairBsdf

Function Documentation

bsdf_hair_merge()

ccl_device bool bsdf_hair_merge	(	const ShaderClosure *	a,
		const ShaderClosure *	b
	)

Definition at line 65 of file bsdf_hair.h.

References Freestyle::a, isequal_float3(), HairBsdf::offset, HairBsdf::roughness1, HairBsdf::roughness2, and HairBsdf::T.

Referenced by bsdf_merge().

bsdf_hair_reflection_eval_reflect()

ccl_device float3 bsdf_hair_reflection_eval_reflect	(	const ShaderClosure *	sc,
		const float3	I,
		const float3	omega_in,
		float *	pdf
	)

Definition at line 74 of file bsdf_hair.h.

References dot(), fabsf, fast_acosf(), fast_atan2f(), fast_cosf(), I, M_PI_2_F, M_PI_F, make_float3, normalize(), HairBsdf::offset, HairBsdf::roughness1, HairBsdf::roughness2, HairBsdf::T, and t.

Referenced by bsdf_eval().

bsdf_hair_reflection_eval_transmit()

ccl_device float3 bsdf_hair_reflection_eval_transmit	(	const ShaderClosure *	sc,
		const float3	I,
		const float3	omega_in,
		float *	pdf
	)

Definition at line 129 of file bsdf_hair.h.

References make_float3.

Referenced by bsdf_eval().

bsdf_hair_reflection_sample()

ccl_device int bsdf_hair_reflection_sample	(	const ShaderClosure *	sc,
		float3	Ng,
		float3	I,
		float3	dIdx,
		float3	dIdy,
		float	randu,
		float	randv,
		float3 *	eval,
		float3 *	omega_in,
		float3 *	domega_in_dx,
		float3 *	domega_in_dy,
		float *	pdf
	)

Definition at line 183 of file bsdf_hair.h.

References cross(), dot(), fabsf, fast_acosf(), fast_atan2f(), fast_cosf(), fast_sincosf(), I, LABEL_GLOSSY, LABEL_REFLECT, M_PI_2_F, make_float3, normalize(), HairBsdf::offset, HairBsdf::roughness1, HairBsdf::roughness2, safe_asinf(), HairBsdf::T, t, and tanf.

Referenced by bsdf_sample().

bsdf_hair_reflection_setup()

ccl_device int bsdf_hair_reflection_setup

(

HairBsdf *

bsdf

)

Definition at line 49 of file bsdf_hair.h.

References clamp(), CLOSURE_BSDF_HAIR_REFLECTION_ID, HairBsdf::roughness1, HairBsdf::roughness2, SD_BSDF, and SD_BSDF_HAS_EVAL.

Referenced by svm_node_closure_bsdf().

bsdf_hair_transmission_eval_reflect()

ccl_device float3 bsdf_hair_transmission_eval_reflect	(	const ShaderClosure *	sc,
		const float3	I,
		const float3	omega_in,
		float *	pdf
	)

Definition at line 121 of file bsdf_hair.h.

References make_float3.

Referenced by bsdf_eval().

bsdf_hair_transmission_eval_transmit()

ccl_device float3 bsdf_hair_transmission_eval_transmit	(	const ShaderClosure *	sc,
		const float3	I,
		const float3	omega_in,
		float *	pdf
	)

Definition at line 137 of file bsdf_hair.h.

References dot(), fabsf, fast_acosf(), fast_atan2f(), fast_cosf(), I, M_PI_2_F, M_PI_F, make_float3, normalize(), HairBsdf::offset, HairBsdf::roughness1, HairBsdf::roughness2, HairBsdf::T, and t.

Referenced by bsdf_eval().

bsdf_hair_transmission_sample()

ccl_device int bsdf_hair_transmission_sample	(	const ShaderClosure *	sc,
		float3	Ng,
		float3	I,
		float3	dIdx,
		float3	dIdy,
		float	randu,
		float	randv,
		float3 *	eval,
		float3 *	omega_in,
		float3 *	domega_in_dx,
		float3 *	domega_in_dy,
		float *	pdf
	)

Definition at line 244 of file bsdf_hair.h.

References cross(), dot(), fabsf, fast_acosf(), fast_atan2f(), fast_sincosf(), I, kernel_assert, LABEL_GLOSSY, LABEL_TRANSMIT, M_PI_2_F, M_PI_F, make_float3, normalize(), HairBsdf::offset, HairBsdf::roughness1, HairBsdf::roughness2, HairBsdf::T, t, and tanf.

Referenced by bsdf_sample().

bsdf_hair_transmission_setup()

ccl_device int bsdf_hair_transmission_setup

(

HairBsdf *

bsdf

)

Definition at line 57 of file bsdf_hair.h.

References clamp(), CLOSURE_BSDF_HAIR_TRANSMISSION_ID, HairBsdf::roughness1, HairBsdf::roughness2, SD_BSDF, and SD_BSDF_HAS_EVAL.

Referenced by svm_node_closure_bsdf().

Variable Documentation

HairBsdf

CCL_NAMESPACE_BEGIN typedef ccl_addr_space struct HairBsdf HairBsdf