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Blender V5.0
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Blender V5.0
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#include "kernel/types.h"#include "kernel/util/colorspace.h"#include "kernel/util/lookup_table.h"#include "util/color.h"Go to the source code of this file.
Classes | |
| struct | FresnelThinFilm |
| struct | complex< T > |
| struct | fresnel_info< float > |
| struct | fresnel_info< Spectrum > |
| ccl_device_inline float bsdf_principled_hair_albedo_roughness_scale | ( | const float | azimuthal_roughness | ) |
Definition at line 378 of file bsdf_util.h.
References ccl_device_inline, and x.
Referenced by bsdf_hair_chiang_albedo(), and bsdf_principled_hair_sigma_from_reflectance().
| ccl_device_inline Spectrum bsdf_principled_hair_sigma_from_concentration | ( | const float | eumelanin, |
| const float | pheomelanin ) |
Definition at line 393 of file bsdf_util.h.
References ccl_device_inline, make_float3(), and rgb_to_spectrum().
Referenced by svm_node_closure_bsdf().
| ccl_device_inline Spectrum bsdf_principled_hair_sigma_from_reflectance | ( | const Spectrum | color, |
| const float | azimuthal_roughness ) |
Definition at line 386 of file bsdf_util.h.
References bsdf_principled_hair_albedo_roughness_scale(), log, max, and zero_spectrum.
Referenced by svm_node_closure_bsdf().
| ccl_device_inline Spectrum closure_layering_weight | ( | const Spectrum | layer_albedo, |
| const Spectrum | weight ) |
Definition at line 406 of file bsdf_util.h.
References ccl_device_inline, reduce_max(), safe_divide_color(), and saturatef.
Referenced by flatten_closure_tree(), and svm_node_closure_bsdf().
| ccl_device float3 ensure_valid_specular_reflection | ( | const float3 | Ng, |
| const float3 | I, | ||
| float3 | N ) |
Definition at line 288 of file bsdf_util.h.
References b, ccl_device, dot(), I, kernel_assert, min, N, R, safe_normalize_fallback(), safe_sqrtf(), sqr, and X.
Referenced by maybe_ensure_valid_specular_reflection().
| ccl_device float F0_from_ior | ( | const float | ior | ) |
Definition at line 256 of file bsdf_util.h.
References ccl_device, and sqr.
Referenced by bsdf_microfacet_estimate_albedo(), bsdf_microfacet_setup_fresnel_generalized_schlick(), microfacet_fresnel(), and svm_node_closure_bsdf().
| ccl_device Spectrum fresnel_conductor | ( | const float | cosi, |
| const complex< Spectrum > | ior ) |
Definition at line 194 of file bsdf_util.h.
References ccl_device, and fresnel_conductor_polarized().
Referenced by fresnel_conductor_Fss(), and microfacet_fresnel().
| ccl_device_inline Spectrum fresnel_conductor_Fss | ( | const complex< Spectrum > | ior | ) |
Definition at line 241 of file bsdf_util.h.
References ccl_device_inline, fresnel_conductor(), fresnel_f82_B(), fresnel_f82_Fss(), and saturate.
Referenced by bsdf_microfacet_setup_fresnel_conductor().
| ccl_device void fresnel_conductor_polarized | ( | const float | cosi, |
| const float | ambient_ior, | ||
| const complex< Spectrum > | conductor_ior, | ||
| ccl_private Spectrum * | r_R_s, | ||
| ccl_private Spectrum * | r_R_p, | ||
| ccl_private complex< Spectrum > * | r_phasor_s, | ||
| ccl_private complex< Spectrum > * | r_phasor_p ) |
Definition at line 144 of file bsdf_util.h.
References ccl_device, ccl_private, complex< T >::im, is_zero_mask(), max, one_spectrum, complex< T >::re, safe_divide(), select, sqr, sqrt, v, and zero_spectrum.
Referenced by fresnel_conductor(), and fresnel_iridescence().
| ccl_device_forceinline float fresnel_dielectric | ( | const float | cos_theta_i, |
| const float | eta, | ||
| ccl_private float * | r_cos_theta_t ) |
Definition at line 93 of file bsdf_util.h.
References average(), ccl_device_forceinline, ccl_private, and fresnel_dielectric_polarized().
Referenced by bsdf_hair_huang_albedo(), bsdf_hair_huang_eval_residual(), bsdf_hair_huang_sample(), and microfacet_fresnel().
| ccl_device float fresnel_dielectric_cos | ( | const float | cosi, |
| const float | eta ) |
Definition at line 110 of file bsdf_util.h.
References A, B, ccl_device, fabsf, and sqrtf.
Referenced by bsdf_hair_chiang_albedo(), bsdf_hair_chiang_eval(), bsdf_hair_chiang_sample(), bsdf_hair_huang_eval_r(), bsdf_hair_huang_eval_residual(), interpolate_fresnel_color(), svm_node_fresnel(), and svm_node_layer_weight().
| ccl_device_inline float fresnel_dielectric_Fss | ( | const float | eta | ) |
Definition at line 130 of file bsdf_util.h.
References ccl_device_inline.
Referenced by bsdf_microfacet_setup_fresnel_dielectric(), bsdf_microfacet_setup_fresnel_dielectric_tint(), and bsdf_microfacet_setup_fresnel_generalized_schlick().
| ccl_device float2 fresnel_dielectric_polarized | ( | float | cos_theta_i, |
| const float | eta, | ||
| ccl_private float * | r_cos_theta_t, | ||
| ccl_private float2 * | r_cos_phi ) |
Definition at line 46 of file bsdf_util.h.
References ccl_device, ccl_private, fabsf, isnan_safe(), kernel_assert, make_float2, one_float2(), safe_sqrtf(), and sqr.
Referenced by fresnel_dielectric(), and fresnel_iridescence().
| ccl_device_inline Spectrum fresnel_f82 | ( | const float | cosi, |
| const Spectrum | F0, | ||
| const Spectrum | B ) |
Definition at line 232 of file bsdf_util.h.
References B, ccl_device_inline, mix, one_spectrum, saturate, saturatef, and sqr.
Referenced by fresnel_iridescence(), and microfacet_fresnel().
| ccl_device_inline Spectrum fresnel_f82_B | ( | const Spectrum | F0, |
| const Spectrum | F82 ) |
Definition at line 223 of file bsdf_util.h.
References ccl_device_inline, mix, one_spectrum, and sqr.
Referenced by fresnel_conductor_Fss(), and fresnel_iridescence().
| ccl_device_inline Spectrum fresnel_f82_Fss | ( | const Spectrum | F0, |
| const Spectrum | B ) |
Definition at line 202 of file bsdf_util.h.
References B, ccl_device_inline, mix, and one_spectrum.
Referenced by bsdf_microfacet_setup_fresnel_f82_tint(), and fresnel_conductor_Fss().
| ccl_device_inline Spectrum fresnel_f82tint_B | ( | const Spectrum | F0, |
| const Spectrum | tint ) |
Definition at line 208 of file bsdf_util.h.
References ccl_device_inline, mix, one_spectrum, and sqr.
Referenced by bsdf_microfacet_setup_fresnel_f82_tint().
| ccl_device Spectrum fresnel_iridescence | ( | KernelGlobals | kg, |
| const float | ambient_ior, | ||
| const FresnelThinFilm | thin_film, | ||
| const complex< SpectrumOrFloat > | substrate_ior, | ||
| ccl_private const Spectrum * | F82, | ||
| const float | cos_theta_1, | ||
| ccl_private float * | r_cos_theta_3 ) |
Definition at line 484 of file bsdf_util.h.
References ccl_device, ccl_private, fresnel_conductor_polarized(), fresnel_dielectric_polarized(), fresnel_f82(), fresnel_f82_B(), complex< T >::im, FresnelThinFilm::ior, iridescence_airy_summation(), isequal(), mix, one_float2(), one_spectrum, complex< T >::re, saturate, smoothstep(), sqr, FresnelThinFilm::thickness, float2::x, and float2::y.
Referenced by microfacet_fresnel().
| ccl_device_forceinline Spectrum interpolate_fresnel_color | ( | const float3 | L, |
| const float3 | H, | ||
| const float | ior, | ||
| Spectrum | F0 ) |
Definition at line 269 of file bsdf_util.h.
References ccl_device_forceinline, dot(), fresnel_dielectric_cos(), H, inverse_lerp(), L, mix, and one_spectrum.
| ccl_device float ior_from_F0 | ( | const float | f0 | ) |
Definition at line 250 of file bsdf_util.h.
References ccl_device, clamp(), and sqrtf.
Referenced by ior_parametrization(), osl_closure_generalized_schlick_bsdf_setup(), and svm_node_closure_bsdf().
| ccl_device_inline float3 iridescence_airy_summation | ( | KernelGlobals | kg, |
| const float | R12, | ||
| const SpectrumOrFloat | R23, | ||
| const float | OPD, | ||
| const complex< SpectrumOrFloat > | phasor ) |
Definition at line 442 of file bsdf_util.h.
References ccl_device_inline, complex< T >::im, iridescence_lookup_sensitivity(), make_spectrum, R, complex< T >::re, sqr, and sqrt.
Referenced by fresnel_iridescence().
| ccl_device_inline complex< Spectrum > iridescence_lookup_sensitivity | ( | KernelGlobals | kg, |
| const float | OPD ) |
Evaluate the sensitivity functions for the Fourier-space spectral integration.
Definition at line 422 of file bsdf_util.h.
References ccl_device_inline, kernel_data, lookup_table_read(), M_2PI_F, make_float3(), size(), THIN_FILM_TABLE_SIZE, and x.
Referenced by iridescence_airy_summation().
| ccl_device float3 maybe_ensure_valid_specular_reflection | ( | ccl_private ShaderData * | sd, |
| const float3 | N ) |
Definition at line 365 of file bsdf_util.h.
References ccl_device, ccl_private, ensure_valid_specular_reflection(), isequal(), N, PRIMITIVE_CURVE, and SD_USE_BUMP_MAP_CORRECTION.
Referenced by osl_closure_ashikhmin_velvet_setup(), osl_closure_bssrdf_setup(), osl_closure_conductor_bsdf_setup(), osl_closure_dielectric_bsdf_setup(), osl_closure_diffuse_toon_setup(), osl_closure_generalized_schlick_bsdf_setup(), osl_closure_glossy_toon_setup(), osl_closure_hair_chiang_setup(), osl_closure_hair_reflection_setup(), osl_closure_hair_transmission_setup(), osl_closure_microfacet_f82_tint_setup(), osl_closure_microfacet_multi_ggx_aniso_setup(), osl_closure_microfacet_multi_ggx_glass_setup(), osl_closure_microfacet_setup(), osl_closure_phong_ramp_setup(), osl_closure_reflection_setup(), osl_closure_refraction_setup(), osl_closure_subsurface_bssrdf_setup(), and svm_node_closure_bsdf().
| ccl_device_inline float3 refract_angle | ( | const float3 | incident, |
| const float3 | normal, | ||
| const float | cos_theta_t, | ||
| const float | inv_eta ) |
Definition at line 102 of file bsdf_util.h.
References ccl_device_inline, and dot().
Referenced by bsdf_hair_huang_albedo(), bsdf_hair_huang_eval_residual(), bsdf_hair_huang_sample(), and bsdf_microfacet_sample().
| ccl_device float schlick_fresnel | ( | const float | u | ) |
Definition at line 261 of file bsdf_util.h.
References ccl_device, and clamp().