bsdf_principled_diffuse.h File Reference

#include "kernel/closure/bsdf_util.h"
#include "kernel/sample/mapping.h"

Go to the source code of this file.

Classes
struct	PrincipledDiffuseBsdf

Typedefs
typedef struct PrincipledDiffuseBsdf	PrincipledDiffuseBsdf

Enumerations
enum	PrincipledDiffuseBsdfComponents { PRINCIPLED_DIFFUSE_FULL = 1 , PRINCIPLED_DIFFUSE_LAMBERT = 2 , PRINCIPLED_DIFFUSE_LAMBERT_EXIT = 4 , PRINCIPLED_DIFFUSE_RETRO_REFLECTION = 8 }

Functions
ccl_device int	bsdf_principled_diffuse_setup (ccl_private PrincipledDiffuseBsdf *bsdf)
ccl_device float3	bsdf_principled_diffuse_compute_brdf (ccl_private const PrincipledDiffuseBsdf *bsdf, float3 N, float3 V, float3 L, ccl_private float *pdf)
ccl_device_inline float	bsdf_principled_diffuse_compute_entry_fresnel (const float NdotV)
ccl_device_inline float	bsdf_principled_diffuse_retro_reflection_sample_weight (ccl_private PrincipledDiffuseBsdf *bsdf, const float3 I)
ccl_device int	bsdf_principled_diffuse_setup (ccl_private PrincipledDiffuseBsdf *bsdf, int components)
ccl_device float3	bsdf_principled_diffuse_eval_reflect (ccl_private const ShaderClosure *sc, const float3 I, const float3 omega_in, ccl_private float *pdf)
ccl_device float3	bsdf_principled_diffuse_eval_transmit (ccl_private const ShaderClosure *sc, const float3 I, const float3 omega_in, ccl_private float *pdf)
ccl_device int	bsdf_principled_diffuse_sample (ccl_private const ShaderClosure *sc, float3 Ng, float3 I, float3 dIdx, float3 dIdy, float randu, float randv, ccl_private float3 *eval, ccl_private float3 *omega_in, ccl_private float3 *domega_in_dx, ccl_private float3 *domega_in_dy, ccl_private float *pdf)

Typedef Documentation

PrincipledDiffuseBsdf

typedef struct PrincipledDiffuseBsdf PrincipledDiffuseBsdf

Enumeration Type Documentation

PrincipledDiffuseBsdfComponents

enum PrincipledDiffuseBsdfComponents

Enumerator
PRINCIPLED_DIFFUSE_FULL
PRINCIPLED_DIFFUSE_LAMBERT
PRINCIPLED_DIFFUSE_LAMBERT_EXIT
PRINCIPLED_DIFFUSE_RETRO_REFLECTION

Definition at line 21 of file bsdf_principled_diffuse.h.

Function Documentation

bsdf_principled_diffuse_compute_brdf()

ccl_device float3 bsdf_principled_diffuse_compute_brdf	(	ccl_private const PrincipledDiffuseBsdf *	bsdf,
		float3	N,
		float3	V,
		float3	L,
		ccl_private float *	pdf
	)

Definition at line 46 of file bsdf_principled_diffuse.h.

References blender::math::dot(), L, M_1_PI_F, make_float3, N, PRINCIPLED_DIFFUSE_FULL, PRINCIPLED_DIFFUSE_LAMBERT, PRINCIPLED_DIFFUSE_LAMBERT_EXIT, PRINCIPLED_DIFFUSE_RETRO_REFLECTION, schlick_fresnel(), and V.

Referenced by bsdf_principled_diffuse_eval_reflect(), and bsdf_principled_diffuse_sample().

bsdf_principled_diffuse_compute_entry_fresnel()

ccl_device_inline float bsdf_principled_diffuse_compute_entry_fresnel

(

const float

NdotV

)

Definition at line 90 of file bsdf_principled_diffuse.h.

References schlick_fresnel().

bsdf_principled_diffuse_eval_reflect()

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

Definition at line 112 of file bsdf_principled_diffuse.h.

References bsdf_principled_diffuse_compute_brdf(), ccl_private, blender::math::dot(), fmaxf, I, L, M_1_PI_F, make_float3, N, and V.

Referenced by bsdf_eval().

bsdf_principled_diffuse_eval_transmit()

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

Definition at line 133 of file bsdf_principled_diffuse.h.

References make_float3.

Referenced by bsdf_eval().

bsdf_principled_diffuse_retro_reflection_sample_weight()

ccl_device_inline float bsdf_principled_diffuse_retro_reflection_sample_weight	(	ccl_private PrincipledDiffuseBsdf *	bsdf,
		const float3	I
	)

Definition at line 98 of file bsdf_principled_diffuse.h.

References blender::math::dot(), I, and schlick_fresnel().

Referenced by bssrdf_setup().

bsdf_principled_diffuse_sample()

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

Definition at line 142 of file bsdf_principled_diffuse.h.

References bsdf_principled_diffuse_compute_brdf(), ccl_private, blender::math::dot(), I, LABEL_DIFFUSE, LABEL_REFLECT, make_float3, N, and sample_cos_hemisphere().

Referenced by bsdf_sample().

bsdf_principled_diffuse_setup() [1/2]

ccl_device int bsdf_principled_diffuse_setup

(

ccl_private PrincipledDiffuseBsdf *

bsdf

)

Definition at line 38 of file bsdf_principled_diffuse.h.

References CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID, PRINCIPLED_DIFFUSE_FULL, SD_BSDF, and SD_BSDF_HAS_EVAL.

Referenced by bssrdf_setup(), and svm_node_closure_bsdf().

bsdf_principled_diffuse_setup() [2/2]

ccl_device int bsdf_principled_diffuse_setup	(	ccl_private PrincipledDiffuseBsdf *	bsdf,
		int	components
	)

Definition at line 104 of file bsdf_principled_diffuse.h.

References CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID, SD_BSDF, and SD_BSDF_HAS_EVAL.