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Diffstat (limited to 'intern/cycles/kernel/svm/types.h')
| -rw-r--r-- | intern/cycles/kernel/svm/types.h | 601 |
1 files changed, 601 insertions, 0 deletions
diff --git a/intern/cycles/kernel/svm/types.h b/intern/cycles/kernel/svm/types.h new file mode 100644 index 00000000000..8c95c571815 --- /dev/null +++ b/intern/cycles/kernel/svm/types.h @@ -0,0 +1,601 @@ +/* + * Copyright 2011-2013 Blender Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +CCL_NAMESPACE_BEGIN + +/* Stack */ + +/* SVM stack has a fixed size */ +#define SVM_STACK_SIZE 255 +/* SVM stack offsets with this value indicate that it's not on the stack */ +#define SVM_STACK_INVALID 255 + +#define SVM_BUMP_EVAL_STATE_SIZE 9 + +/* Nodes */ + +typedef enum ShaderNodeType { + NODE_END = 0, + NODE_SHADER_JUMP, + NODE_CLOSURE_BSDF, + NODE_CLOSURE_EMISSION, + NODE_CLOSURE_BACKGROUND, + NODE_CLOSURE_SET_WEIGHT, + NODE_CLOSURE_WEIGHT, + NODE_EMISSION_WEIGHT, + NODE_MIX_CLOSURE, + NODE_JUMP_IF_ZERO, + NODE_JUMP_IF_ONE, + NODE_GEOMETRY, + NODE_CONVERT, + NODE_TEX_COORD, + NODE_VALUE_F, + NODE_VALUE_V, + NODE_ATTR, + NODE_VERTEX_COLOR, + NODE_GEOMETRY_BUMP_DX, + NODE_GEOMETRY_BUMP_DY, + NODE_SET_DISPLACEMENT, + NODE_DISPLACEMENT, + NODE_VECTOR_DISPLACEMENT, + NODE_TEX_IMAGE, + NODE_TEX_IMAGE_BOX, + NODE_TEX_NOISE, + NODE_SET_BUMP, + NODE_ATTR_BUMP_DX, + NODE_ATTR_BUMP_DY, + NODE_VERTEX_COLOR_BUMP_DX, + NODE_VERTEX_COLOR_BUMP_DY, + NODE_TEX_COORD_BUMP_DX, + NODE_TEX_COORD_BUMP_DY, + NODE_CLOSURE_SET_NORMAL, + NODE_ENTER_BUMP_EVAL, + NODE_LEAVE_BUMP_EVAL, + NODE_HSV, + NODE_CLOSURE_HOLDOUT, + NODE_FRESNEL, + NODE_LAYER_WEIGHT, + NODE_CLOSURE_VOLUME, + NODE_PRINCIPLED_VOLUME, + NODE_MATH, + NODE_VECTOR_MATH, + NODE_RGB_RAMP, + NODE_GAMMA, + NODE_BRIGHTCONTRAST, + NODE_LIGHT_PATH, + NODE_OBJECT_INFO, + NODE_PARTICLE_INFO, + NODE_HAIR_INFO, + NODE_TEXTURE_MAPPING, + NODE_MAPPING, + NODE_MIN_MAX, + NODE_CAMERA, + NODE_TEX_ENVIRONMENT, + NODE_TEX_SKY, + NODE_TEX_GRADIENT, + NODE_TEX_VORONOI, + NODE_TEX_MUSGRAVE, + NODE_TEX_WAVE, + NODE_TEX_MAGIC, + NODE_TEX_CHECKER, + NODE_TEX_BRICK, + NODE_TEX_WHITE_NOISE, + NODE_NORMAL, + NODE_LIGHT_FALLOFF, + NODE_IES, + NODE_RGB_CURVES, + NODE_VECTOR_CURVES, + NODE_TANGENT, + NODE_NORMAL_MAP, + NODE_INVERT, + NODE_MIX, + NODE_SEPARATE_VECTOR, + NODE_COMBINE_VECTOR, + NODE_SEPARATE_HSV, + NODE_COMBINE_HSV, + NODE_VECTOR_ROTATE, + NODE_VECTOR_TRANSFORM, + NODE_WIREFRAME, + NODE_WAVELENGTH, + NODE_BLACKBODY, + NODE_MAP_RANGE, + NODE_CLAMP, + NODE_BEVEL, + NODE_AMBIENT_OCCLUSION, + NODE_TEX_VOXEL, + NODE_AOV_START, + NODE_AOV_COLOR, + NODE_AOV_VALUE, + NODE_FLOAT_CURVE, + /* NOTE: for best OpenCL performance, item definition in the enum must + * match the switch case order in svm.h. */ +} ShaderNodeType; + +typedef enum NodeAttributeOutputType { + NODE_ATTR_OUTPUT_FLOAT3 = 0, + NODE_ATTR_OUTPUT_FLOAT, + NODE_ATTR_OUTPUT_FLOAT_ALPHA, +} NodeAttributeOutputType; + +typedef enum NodeAttributeType { + NODE_ATTR_FLOAT = 0, + NODE_ATTR_FLOAT2, + NODE_ATTR_FLOAT3, + NODE_ATTR_FLOAT4, + NODE_ATTR_RGBA, + NODE_ATTR_MATRIX +} NodeAttributeType; + +typedef enum NodeGeometry { + NODE_GEOM_P = 0, + NODE_GEOM_N, + NODE_GEOM_T, + NODE_GEOM_I, + NODE_GEOM_Ng, + NODE_GEOM_uv +} NodeGeometry; + +typedef enum NodeObjectInfo { + NODE_INFO_OB_LOCATION, + NODE_INFO_OB_COLOR, + NODE_INFO_OB_INDEX, + NODE_INFO_MAT_INDEX, + NODE_INFO_OB_RANDOM +} NodeObjectInfo; + +typedef enum NodeParticleInfo { + NODE_INFO_PAR_INDEX, + NODE_INFO_PAR_RANDOM, + NODE_INFO_PAR_AGE, + NODE_INFO_PAR_LIFETIME, + NODE_INFO_PAR_LOCATION, + NODE_INFO_PAR_ROTATION, + NODE_INFO_PAR_SIZE, + NODE_INFO_PAR_VELOCITY, + NODE_INFO_PAR_ANGULAR_VELOCITY +} NodeParticleInfo; + +typedef enum NodeHairInfo { + NODE_INFO_CURVE_IS_STRAND, + NODE_INFO_CURVE_INTERCEPT, + NODE_INFO_CURVE_LENGTH, + NODE_INFO_CURVE_THICKNESS, + /* Fade for minimum hair width transiency. */ + // NODE_INFO_CURVE_FADE, + NODE_INFO_CURVE_TANGENT_NORMAL, + NODE_INFO_CURVE_RANDOM, +} NodeHairInfo; + +typedef enum NodeLightPath { + NODE_LP_camera = 0, + NODE_LP_shadow, + NODE_LP_diffuse, + NODE_LP_glossy, + NODE_LP_singular, + NODE_LP_reflection, + NODE_LP_transmission, + NODE_LP_volume_scatter, + NODE_LP_backfacing, + NODE_LP_ray_length, + NODE_LP_ray_depth, + NODE_LP_ray_diffuse, + NODE_LP_ray_glossy, + NODE_LP_ray_transparent, + NODE_LP_ray_transmission, +} NodeLightPath; + +typedef enum NodeLightFalloff { + NODE_LIGHT_FALLOFF_QUADRATIC, + NODE_LIGHT_FALLOFF_LINEAR, + NODE_LIGHT_FALLOFF_CONSTANT +} NodeLightFalloff; + +typedef enum NodeTexCoord { + NODE_TEXCO_NORMAL, + NODE_TEXCO_OBJECT, + NODE_TEXCO_CAMERA, + NODE_TEXCO_WINDOW, + NODE_TEXCO_REFLECTION, + NODE_TEXCO_DUPLI_GENERATED, + NODE_TEXCO_DUPLI_UV, + NODE_TEXCO_VOLUME_GENERATED +} NodeTexCoord; + +typedef enum NodeMix { + NODE_MIX_BLEND = 0, + NODE_MIX_ADD, + NODE_MIX_MUL, + NODE_MIX_SUB, + NODE_MIX_SCREEN, + NODE_MIX_DIV, + NODE_MIX_DIFF, + NODE_MIX_DARK, + NODE_MIX_LIGHT, + NODE_MIX_OVERLAY, + NODE_MIX_DODGE, + NODE_MIX_BURN, + NODE_MIX_HUE, + NODE_MIX_SAT, + NODE_MIX_VAL, + NODE_MIX_COLOR, + NODE_MIX_SOFT, + NODE_MIX_LINEAR, + NODE_MIX_CLAMP /* used for the clamp UI option */ +} NodeMix; + +typedef enum NodeMathType { + NODE_MATH_ADD, + NODE_MATH_SUBTRACT, + NODE_MATH_MULTIPLY, + NODE_MATH_DIVIDE, + NODE_MATH_SINE, + NODE_MATH_COSINE, + NODE_MATH_TANGENT, + NODE_MATH_ARCSINE, + NODE_MATH_ARCCOSINE, + NODE_MATH_ARCTANGENT, + NODE_MATH_POWER, + NODE_MATH_LOGARITHM, + NODE_MATH_MINIMUM, + NODE_MATH_MAXIMUM, + NODE_MATH_ROUND, + NODE_MATH_LESS_THAN, + NODE_MATH_GREATER_THAN, + NODE_MATH_MODULO, + NODE_MATH_ABSOLUTE, + NODE_MATH_ARCTAN2, + NODE_MATH_FLOOR, + NODE_MATH_CEIL, + NODE_MATH_FRACTION, + NODE_MATH_SQRT, + NODE_MATH_INV_SQRT, + NODE_MATH_SIGN, + NODE_MATH_EXPONENT, + NODE_MATH_RADIANS, + NODE_MATH_DEGREES, + NODE_MATH_SINH, + NODE_MATH_COSH, + NODE_MATH_TANH, + NODE_MATH_TRUNC, + NODE_MATH_SNAP, + NODE_MATH_WRAP, + NODE_MATH_COMPARE, + NODE_MATH_MULTIPLY_ADD, + NODE_MATH_PINGPONG, + NODE_MATH_SMOOTH_MIN, + NODE_MATH_SMOOTH_MAX, +} NodeMathType; + +typedef enum NodeVectorMathType { + NODE_VECTOR_MATH_ADD, + NODE_VECTOR_MATH_SUBTRACT, + NODE_VECTOR_MATH_MULTIPLY, + NODE_VECTOR_MATH_DIVIDE, + + NODE_VECTOR_MATH_CROSS_PRODUCT, + NODE_VECTOR_MATH_PROJECT, + NODE_VECTOR_MATH_REFLECT, + NODE_VECTOR_MATH_DOT_PRODUCT, + + NODE_VECTOR_MATH_DISTANCE, + NODE_VECTOR_MATH_LENGTH, + NODE_VECTOR_MATH_SCALE, + NODE_VECTOR_MATH_NORMALIZE, + + NODE_VECTOR_MATH_SNAP, + NODE_VECTOR_MATH_FLOOR, + NODE_VECTOR_MATH_CEIL, + NODE_VECTOR_MATH_MODULO, + NODE_VECTOR_MATH_FRACTION, + NODE_VECTOR_MATH_ABSOLUTE, + NODE_VECTOR_MATH_MINIMUM, + NODE_VECTOR_MATH_MAXIMUM, + NODE_VECTOR_MATH_WRAP, + NODE_VECTOR_MATH_SINE, + NODE_VECTOR_MATH_COSINE, + NODE_VECTOR_MATH_TANGENT, + NODE_VECTOR_MATH_REFRACT, + NODE_VECTOR_MATH_FACEFORWARD, + NODE_VECTOR_MATH_MULTIPLY_ADD, +} NodeVectorMathType; + +typedef enum NodeClampType { + NODE_CLAMP_MINMAX, + NODE_CLAMP_RANGE, +} NodeClampType; + +typedef enum NodeMapRangeType { + NODE_MAP_RANGE_LINEAR, + NODE_MAP_RANGE_STEPPED, + NODE_MAP_RANGE_SMOOTHSTEP, + NODE_MAP_RANGE_SMOOTHERSTEP, +} NodeMapRangeType; + +typedef enum NodeMappingType { + NODE_MAPPING_TYPE_POINT, + NODE_MAPPING_TYPE_TEXTURE, + NODE_MAPPING_TYPE_VECTOR, + NODE_MAPPING_TYPE_NORMAL +} NodeMappingType; + +typedef enum NodeVectorRotateType { + NODE_VECTOR_ROTATE_TYPE_AXIS, + NODE_VECTOR_ROTATE_TYPE_AXIS_X, + NODE_VECTOR_ROTATE_TYPE_AXIS_Y, + NODE_VECTOR_ROTATE_TYPE_AXIS_Z, + NODE_VECTOR_ROTATE_TYPE_EULER_XYZ, +} NodeVectorRotateType; + +typedef enum NodeVectorTransformType { + NODE_VECTOR_TRANSFORM_TYPE_VECTOR, + NODE_VECTOR_TRANSFORM_TYPE_POINT, + NODE_VECTOR_TRANSFORM_TYPE_NORMAL +} NodeVectorTransformType; + +typedef enum NodeVectorTransformConvertSpace { + NODE_VECTOR_TRANSFORM_CONVERT_SPACE_WORLD, + NODE_VECTOR_TRANSFORM_CONVERT_SPACE_OBJECT, + NODE_VECTOR_TRANSFORM_CONVERT_SPACE_CAMERA +} NodeVectorTransformConvertSpace; + +typedef enum NodeConvert { + NODE_CONVERT_FV, + NODE_CONVERT_FI, + NODE_CONVERT_CF, + NODE_CONVERT_CI, + NODE_CONVERT_VF, + NODE_CONVERT_VI, + NODE_CONVERT_IF, + NODE_CONVERT_IV +} NodeConvert; + +typedef enum NodeMusgraveType { + NODE_MUSGRAVE_MULTIFRACTAL, + NODE_MUSGRAVE_FBM, + NODE_MUSGRAVE_HYBRID_MULTIFRACTAL, + NODE_MUSGRAVE_RIDGED_MULTIFRACTAL, + NODE_MUSGRAVE_HETERO_TERRAIN +} NodeMusgraveType; + +typedef enum NodeWaveType { NODE_WAVE_BANDS, NODE_WAVE_RINGS } NodeWaveType; + +typedef enum NodeWaveBandsDirection { + NODE_WAVE_BANDS_DIRECTION_X, + NODE_WAVE_BANDS_DIRECTION_Y, + NODE_WAVE_BANDS_DIRECTION_Z, + NODE_WAVE_BANDS_DIRECTION_DIAGONAL +} NodeWaveBandsDirection; + +typedef enum NodeWaveRingsDirection { + NODE_WAVE_RINGS_DIRECTION_X, + NODE_WAVE_RINGS_DIRECTION_Y, + NODE_WAVE_RINGS_DIRECTION_Z, + NODE_WAVE_RINGS_DIRECTION_SPHERICAL +} NodeWaveRingsDirection; + +typedef enum NodeWaveProfile { + NODE_WAVE_PROFILE_SIN, + NODE_WAVE_PROFILE_SAW, + NODE_WAVE_PROFILE_TRI, +} NodeWaveProfile; + +typedef enum NodeSkyType { NODE_SKY_PREETHAM, NODE_SKY_HOSEK, NODE_SKY_NISHITA } NodeSkyType; + +typedef enum NodeGradientType { + NODE_BLEND_LINEAR, + NODE_BLEND_QUADRATIC, + NODE_BLEND_EASING, + NODE_BLEND_DIAGONAL, + NODE_BLEND_RADIAL, + NODE_BLEND_QUADRATIC_SPHERE, + NODE_BLEND_SPHERICAL +} NodeGradientType; + +typedef enum NodeVoronoiDistanceMetric { + NODE_VORONOI_EUCLIDEAN, + NODE_VORONOI_MANHATTAN, + NODE_VORONOI_CHEBYCHEV, + NODE_VORONOI_MINKOWSKI, +} NodeVoronoiDistanceMetric; + +typedef enum NodeVoronoiFeature { + NODE_VORONOI_F1, + NODE_VORONOI_F2, + NODE_VORONOI_SMOOTH_F1, + NODE_VORONOI_DISTANCE_TO_EDGE, + NODE_VORONOI_N_SPHERE_RADIUS, +} NodeVoronoiFeature; + +typedef enum NodeBlendWeightType { + NODE_LAYER_WEIGHT_FRESNEL, + NODE_LAYER_WEIGHT_FACING +} NodeBlendWeightType; + +typedef enum NodeTangentDirectionType { + NODE_TANGENT_RADIAL, + NODE_TANGENT_UVMAP +} NodeTangentDirectionType; + +typedef enum NodeTangentAxis { + NODE_TANGENT_AXIS_X, + NODE_TANGENT_AXIS_Y, + NODE_TANGENT_AXIS_Z +} NodeTangentAxis; + +typedef enum NodeNormalMapSpace { + NODE_NORMAL_MAP_TANGENT, + NODE_NORMAL_MAP_OBJECT, + NODE_NORMAL_MAP_WORLD, + NODE_NORMAL_MAP_BLENDER_OBJECT, + NODE_NORMAL_MAP_BLENDER_WORLD, +} NodeNormalMapSpace; + +typedef enum NodeImageProjection { + NODE_IMAGE_PROJ_FLAT = 0, + NODE_IMAGE_PROJ_BOX = 1, + NODE_IMAGE_PROJ_SPHERE = 2, + NODE_IMAGE_PROJ_TUBE = 3, +} NodeImageProjection; + +typedef enum NodeImageFlags { + NODE_IMAGE_COMPRESS_AS_SRGB = 1, + NODE_IMAGE_ALPHA_UNASSOCIATE = 2, +} NodeImageFlags; + +typedef enum NodeEnvironmentProjection { + NODE_ENVIRONMENT_EQUIRECTANGULAR = 0, + NODE_ENVIRONMENT_MIRROR_BALL = 1, +} NodeEnvironmentProjection; + +typedef enum NodeBumpOffset { + NODE_BUMP_OFFSET_CENTER, + NODE_BUMP_OFFSET_DX, + NODE_BUMP_OFFSET_DY, +} NodeBumpOffset; + +typedef enum NodeTexVoxelSpace { + NODE_TEX_VOXEL_SPACE_OBJECT = 0, + NODE_TEX_VOXEL_SPACE_WORLD = 1, +} NodeTexVoxelSpace; + +typedef enum NodeAO { + NODE_AO_ONLY_LOCAL = (1 << 0), + NODE_AO_INSIDE = (1 << 1), + NODE_AO_GLOBAL_RADIUS = (1 << 2), +} NodeAO; + +typedef enum ShaderType { + SHADER_TYPE_SURFACE, + SHADER_TYPE_VOLUME, + SHADER_TYPE_DISPLACEMENT, + SHADER_TYPE_BUMP, +} ShaderType; + +typedef enum NodePrincipledHairParametrization { + NODE_PRINCIPLED_HAIR_REFLECTANCE = 0, + NODE_PRINCIPLED_HAIR_PIGMENT_CONCENTRATION = 1, + NODE_PRINCIPLED_HAIR_DIRECT_ABSORPTION = 2, + NODE_PRINCIPLED_HAIR_NUM, +} NodePrincipledHairParametrization; + +/* Closure */ + +typedef enum ClosureType { + /* Special type, flags generic node as a non-BSDF. */ + CLOSURE_NONE_ID, + + CLOSURE_BSDF_ID, + + /* Diffuse */ + CLOSURE_BSDF_DIFFUSE_ID, + CLOSURE_BSDF_OREN_NAYAR_ID, + CLOSURE_BSDF_DIFFUSE_RAMP_ID, + CLOSURE_BSDF_PRINCIPLED_DIFFUSE_ID, + CLOSURE_BSDF_PRINCIPLED_SHEEN_ID, + CLOSURE_BSDF_DIFFUSE_TOON_ID, + CLOSURE_BSDF_TRANSLUCENT_ID, + + /* Glossy */ + CLOSURE_BSDF_REFLECTION_ID, + CLOSURE_BSDF_MICROFACET_GGX_ID, + CLOSURE_BSDF_MICROFACET_GGX_FRESNEL_ID, + CLOSURE_BSDF_MICROFACET_GGX_CLEARCOAT_ID, + CLOSURE_BSDF_MICROFACET_BECKMANN_ID, + CLOSURE_BSDF_MICROFACET_MULTI_GGX_ID, + CLOSURE_BSDF_MICROFACET_MULTI_GGX_FRESNEL_ID, + CLOSURE_BSDF_ASHIKHMIN_SHIRLEY_ID, + CLOSURE_BSDF_ASHIKHMIN_VELVET_ID, + CLOSURE_BSDF_PHONG_RAMP_ID, + CLOSURE_BSDF_GLOSSY_TOON_ID, + CLOSURE_BSDF_HAIR_REFLECTION_ID, + + /* Transmission */ + CLOSURE_BSDF_REFRACTION_ID, + CLOSURE_BSDF_MICROFACET_BECKMANN_REFRACTION_ID, + CLOSURE_BSDF_MICROFACET_GGX_REFRACTION_ID, + CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_ID, + CLOSURE_BSDF_MICROFACET_BECKMANN_GLASS_ID, + CLOSURE_BSDF_MICROFACET_GGX_GLASS_ID, + CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_FRESNEL_ID, + CLOSURE_BSDF_SHARP_GLASS_ID, + CLOSURE_BSDF_HAIR_PRINCIPLED_ID, + CLOSURE_BSDF_HAIR_TRANSMISSION_ID, + + /* Special cases */ + CLOSURE_BSDF_TRANSPARENT_ID, + + /* BSSRDF */ + CLOSURE_BSSRDF_BURLEY_ID, + CLOSURE_BSSRDF_RANDOM_WALK_ID, + CLOSURE_BSSRDF_RANDOM_WALK_FIXED_RADIUS_ID, + + /* Other */ + CLOSURE_HOLDOUT_ID, + + /* Volume */ + CLOSURE_VOLUME_ID, + CLOSURE_VOLUME_ABSORPTION_ID, + CLOSURE_VOLUME_HENYEY_GREENSTEIN_ID, + + CLOSURE_BSDF_PRINCIPLED_ID, + + NBUILTIN_CLOSURES +} ClosureType; + +/* watch this, being lazy with memory usage */ +#define CLOSURE_IS_BSDF(type) (type <= CLOSURE_BSDF_TRANSPARENT_ID) +#define CLOSURE_IS_BSDF_DIFFUSE(type) \ + (type >= CLOSURE_BSDF_DIFFUSE_ID && type <= CLOSURE_BSDF_TRANSLUCENT_ID) +#define CLOSURE_IS_BSDF_GLOSSY(type) \ + ((type >= CLOSURE_BSDF_REFLECTION_ID && type <= CLOSURE_BSDF_HAIR_REFLECTION_ID) || \ + (type == CLOSURE_BSDF_HAIR_PRINCIPLED_ID)) +#define CLOSURE_IS_BSDF_TRANSMISSION(type) \ + (type >= CLOSURE_BSDF_REFRACTION_ID && type <= CLOSURE_BSDF_HAIR_TRANSMISSION_ID) +#define CLOSURE_IS_BSDF_SINGULAR(type) \ + (type == CLOSURE_BSDF_REFLECTION_ID || type == CLOSURE_BSDF_REFRACTION_ID || \ + type == CLOSURE_BSDF_TRANSPARENT_ID) +#define CLOSURE_IS_BSDF_TRANSPARENT(type) (type == CLOSURE_BSDF_TRANSPARENT_ID) +#define CLOSURE_IS_BSDF_MULTISCATTER(type) \ + (type == CLOSURE_BSDF_MICROFACET_MULTI_GGX_ID || \ + type == CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_ID) +#define CLOSURE_IS_BSDF_MICROFACET(type) \ + ((type >= CLOSURE_BSDF_MICROFACET_GGX_ID && type <= CLOSURE_BSDF_ASHIKHMIN_SHIRLEY_ID) || \ + (type >= CLOSURE_BSDF_MICROFACET_BECKMANN_REFRACTION_ID && \ + type <= CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_ID) || \ + (type == CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_FRESNEL_ID)) +#define CLOSURE_IS_BSDF_MICROFACET_FRESNEL(type) \ + (type == CLOSURE_BSDF_MICROFACET_MULTI_GGX_FRESNEL_ID || \ + type == CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_FRESNEL_ID || \ + type == CLOSURE_BSDF_MICROFACET_GGX_FRESNEL_ID || \ + type == CLOSURE_BSDF_MICROFACET_GGX_CLEARCOAT_ID) +#define CLOSURE_IS_BSDF_OR_BSSRDF(type) (type <= CLOSURE_BSSRDF_RANDOM_WALK_FIXED_RADIUS_ID) +#define CLOSURE_IS_BSSRDF(type) \ + (type >= CLOSURE_BSSRDF_BURLEY_ID && type <= CLOSURE_BSSRDF_RANDOM_WALK_FIXED_RADIUS_ID) +#define CLOSURE_IS_VOLUME(type) \ + (type >= CLOSURE_VOLUME_ID && type <= CLOSURE_VOLUME_HENYEY_GREENSTEIN_ID) +#define CLOSURE_IS_VOLUME_SCATTER(type) (type == CLOSURE_VOLUME_HENYEY_GREENSTEIN_ID) +#define CLOSURE_IS_VOLUME_ABSORPTION(type) (type == CLOSURE_VOLUME_ABSORPTION_ID) +#define CLOSURE_IS_HOLDOUT(type) (type == CLOSURE_HOLDOUT_ID) +#define CLOSURE_IS_PHASE(type) (type == CLOSURE_VOLUME_HENYEY_GREENSTEIN_ID) +#define CLOSURE_IS_GLASS(type) \ + (type >= CLOSURE_BSDF_MICROFACET_MULTI_GGX_GLASS_ID && type <= CLOSURE_BSDF_SHARP_GLASS_ID) +#define CLOSURE_IS_PRINCIPLED(type) (type == CLOSURE_BSDF_PRINCIPLED_ID) + +#define CLOSURE_WEIGHT_CUTOFF 1e-5f + +CCL_NAMESPACE_END |