voronoi.h File Reference

#include "kernel/svm/util.h"
#include "util/hash.h"

Go to the source code of this file.

Classes
struct	VoronoiParams
struct	VoronoiOutput

Functions
ccl_device float	voronoi_distance (const float a, const float b)
template<typename T>
ccl_device float	voronoi_distance (const T a, const T b, const ccl_private VoronoiParams &params)
template<typename T>
ccl_device float	voronoi_distance_bound (const T a, const T b, const ccl_private VoronoiParams &params)
ccl_device float4	voronoi_position (const float coord)
ccl_device VoronoiOutput	voronoi_f1 (const ccl_private VoronoiParams &params, const float coord)
ccl_device VoronoiOutput	voronoi_smooth_f1 (const ccl_private VoronoiParams &params, const float coord)
ccl_device VoronoiOutput	voronoi_f2 (const ccl_private VoronoiParams &params, const float coord)
ccl_device float	voronoi_distance_to_edge (const ccl_private VoronoiParams &params, const float coord)
ccl_device float	voronoi_n_sphere_radius (const ccl_private VoronoiParams &params, const float coord)
ccl_device float4	voronoi_position (const float2 coord)
ccl_device VoronoiOutput	voronoi_f1 (const ccl_private VoronoiParams &params, const float2 coord)
ccl_device VoronoiOutput	voronoi_smooth_f1 (const ccl_private VoronoiParams &params, const float2 coord)
ccl_device VoronoiOutput	voronoi_f2 (const ccl_private VoronoiParams &params, const float2 coord)
ccl_device float	voronoi_distance_to_edge (const ccl_private VoronoiParams &params, const float2 coord)
ccl_device float	voronoi_n_sphere_radius (const ccl_private VoronoiParams &params, const float2 coord)
ccl_device float4	voronoi_position (const float3 coord)
ccl_device VoronoiOutput	voronoi_f1 (const ccl_private VoronoiParams &params, const float3 coord)
ccl_device VoronoiOutput	voronoi_smooth_f1 (const ccl_private VoronoiParams &params, const float3 coord)
ccl_device VoronoiOutput	voronoi_f2 (const ccl_private VoronoiParams &params, const float3 coord)
ccl_device float	voronoi_distance_to_edge (const ccl_private VoronoiParams &params, const float3 coord)
ccl_device float	voronoi_n_sphere_radius (const ccl_private VoronoiParams &params, const float3 coord)
ccl_device float4	voronoi_position (const float4 coord)
ccl_device VoronoiOutput	voronoi_f1 (const ccl_private VoronoiParams &params, const float4 coord)
ccl_device VoronoiOutput	voronoi_smooth_f1 (const ccl_private VoronoiParams &params, const float4 coord)
ccl_device VoronoiOutput	voronoi_f2 (const ccl_private VoronoiParams &params, const float4 coord)
ccl_device float	voronoi_distance_to_edge (const ccl_private VoronoiParams &params, const float4 coord)
ccl_device float	voronoi_n_sphere_radius (const ccl_private VoronoiParams &params, const float4 coord)
template<typename T>
ccl_device VoronoiOutput	fractal_voronoi_x_fx (const ccl_private VoronoiParams &params, const T coord)
template<typename T>
ccl_device float	fractal_voronoi_distance_to_edge (const ccl_private VoronoiParams &params, const T coord)
ccl_device void	svm_voronoi_output (const uint4 stack_offsets, ccl_private float *stack, const float distance, const float3 color, const float3 position, const float w, const float radius)
template<uint node_feature_mask>
ccl_device_noinline int	svm_node_tex_voronoi (KernelGlobals kg, ccl_private float *stack, const uint dimensions, const uint feature, const uint metric, int offset)

Function Documentation

fractal_voronoi_distance_to_edge()

template<typename T>

ccl_device float fractal_voronoi_distance_to_edge	(	const ccl_private VoronoiParams &	params,
		const T	coord )

Definition at line 996 of file voronoi.h.

References ccl_device, ccl_private, ceilf, distance(), floorf, i, min, mix, params, T, and voronoi_distance_to_edge().

Referenced by svm_node_tex_voronoi().

fractal_voronoi_x_fx()

template<typename T>

ccl_device VoronoiOutput fractal_voronoi_x_fx	(	const ccl_private VoronoiParams &	params,
		const T	coord )

Definition at line 939 of file voronoi.h.

References ccl_device, ccl_private, ceilf, VoronoiOutput::color, VoronoiOutput::distance, floorf, i, mix, NODE_VORONOI_F2, NODE_VORONOI_SMOOTH_F1, output, params, VoronoiOutput::position, safe_divide(), T, voronoi_f1(), voronoi_f2(), and voronoi_smooth_f1().

Referenced by svm_node_tex_voronoi().

svm_node_tex_voronoi()

template<uint node_feature_mask>

ccl_device_noinline int svm_node_tex_voronoi	(	KernelGlobals	kg,
		ccl_private float *	stack,
		const uint	dimensions,
		const uint	feature,
		const uint	metric,
		int	offset )

Definition at line 1076 of file voronoi.h.

References ccl_device_noinline, ccl_private, clamp(), distance(), fractal_voronoi_distance_to_edge(), fractal_voronoi_x_fx(), IF_KERNEL_NODES_FEATURE, kernel_assert, make_float2, make_float3(), make_float4, NODE_VORONOI_DISTANCE_TO_EDGE, NODE_VORONOI_F2, NODE_VORONOI_N_SPHERE_RADIUS, normalize, output, params, read_node(), stack_load_float3(), stack_load_float_default(), svm_unpack_node_uchar2(), svm_unpack_node_uchar4(), svm_voronoi_output(), voronoi_distance(), voronoi_n_sphere_radius(), uint4::w, w(), uint4::x, uint4::y, uint4::z, zero_float2(), zero_float3(), and zero_float4().

Referenced by svm_eval_nodes().

svm_voronoi_output()

ccl_device void svm_voronoi_output	(	const uint4	stack_offsets,
		ccl_private float *	stack,
		const float	distance,
		const float3	color,
		const float3	position,
		const float	w,
		const float	radius )

Definition at line 1038 of file voronoi.h.

References ccl_device, ccl_private, distance(), stack_store_float(), stack_store_float3(), stack_valid(), svm_unpack_node_uchar3(), svm_unpack_node_uchar4(), uint4::w, w(), and uint4::z.

Referenced by svm_node_tex_voronoi().

voronoi_distance() [1/2]

ccl_device float voronoi_distance	(	const float	a,
		const float	b )

Definition at line 51 of file voronoi.h.

References b, ccl_device, and fabsf.

Referenced by svm_node_tex_voronoi(), voronoi_f1(), voronoi_f1(), voronoi_f1(), voronoi_f1(), voronoi_f2(), voronoi_f2(), voronoi_f2(), voronoi_f2(), voronoi_smooth_f1(), voronoi_smooth_f1(), voronoi_smooth_f1(), and voronoi_smooth_f1().

voronoi_distance() [2/2]

template<typename T>

ccl_device float voronoi_distance	(	const T	a,
		const T	b,
		const ccl_private VoronoiParams &	params )

Definition at line 57 of file voronoi.h.

References b, ccl_device, ccl_private, distance(), fabs(), NODE_VORONOI_CHEBYCHEV, NODE_VORONOI_EUCLIDEAN, NODE_VORONOI_MANHATTAN, NODE_VORONOI_MINKOWSKI, params, power(), powf, reduce_add(), reduce_max(), and T.

voronoi_distance_bound()

template<typename T>

ccl_device float voronoi_distance_bound	(	const T	a,
		const T	b,
		const ccl_private VoronoiParams &	params )

Definition at line 77 of file voronoi.h.

References b, ccl_device, ccl_private, fabs(), len_squared(), NODE_VORONOI_CHEBYCHEV, NODE_VORONOI_EUCLIDEAN, NODE_VORONOI_MANHATTAN, NODE_VORONOI_MINKOWSKI, params, power(), reduce_add(), reduce_max(), and T.

Referenced by voronoi_f1(), voronoi_f1(), and voronoi_f1().

voronoi_distance_to_edge() [1/4]

ccl_device float voronoi_distance_to_edge	(	const ccl_private VoronoiParams &	params,
		const float	coord )

Definition at line 202 of file voronoi.h.

References ccl_device, ccl_private, fabsf, floorf, hash_float_to_float(), min, and params.

Referenced by fractal_voronoi_distance_to_edge().

voronoi_distance_to_edge() [2/4]

ccl_device float voronoi_distance_to_edge	(	const ccl_private VoronoiParams &	params,
		const float2	coord )

Definition at line 380 of file voronoi.h.

References ccl_device, ccl_private, dot(), floor, FLT_MAX, hash_int2_to_float2(), i, make_float2, make_int2(), min, normalize, and params.

voronoi_distance_to_edge() [3/4]

ccl_device float voronoi_distance_to_edge	(	const ccl_private VoronoiParams &	params,
		const float3	coord )

Definition at line 596 of file voronoi.h.

References ccl_device, ccl_private, dot(), floor, FLT_MAX, hash_int3_to_float3(), i, make_float3(), make_int3(), min, normalize, and params.

voronoi_distance_to_edge() [4/4]

ccl_device float voronoi_distance_to_edge	(	const ccl_private VoronoiParams &	params,
		const float4	coord )

Definition at line 827 of file voronoi.h.

References ccl_device, ccl_private, dot(), floor, FLT_MAX, hash_int4_to_float4(), i, make_float4, make_int4(), min, normalize, params, and zero_float4().

voronoi_f1() [1/4]

ccl_device VoronoiOutput voronoi_f1	(	const ccl_private VoronoiParams &	params,
		const float	coord )

Definition at line 103 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floorf, FLT_MAX, hash_float_to_float(), hash_float_to_float3(), i, params, VoronoiOutput::position, voronoi_distance(), and voronoi_position().

Referenced by fractal_voronoi_x_fx().

voronoi_f1() [2/4]

ccl_device VoronoiOutput voronoi_f1	(	const ccl_private VoronoiParams &	params,
		const float2	coord )

Definition at line 268 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, FLT_MAX, hash_int2_to_float2(), hash_int2_to_float3(), i, make_float2, make_int2(), params, VoronoiOutput::position, voronoi_distance(), voronoi_distance_bound(), and voronoi_position().

voronoi_f1() [3/4]

ccl_device VoronoiOutput voronoi_f1	(	const ccl_private VoronoiParams &	params,
		const float3	coord )

Definition at line 478 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, FLT_MAX, hash_int3_to_float3(), i, make_float3(), make_int3(), params, VoronoiOutput::position, voronoi_distance(), voronoi_distance_bound(), and voronoi_position().

voronoi_f1() [4/4]

ccl_device VoronoiOutput voronoi_f1	(	const ccl_private VoronoiParams &	params,
		const float4	coord )

Definition at line 702 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, FLT_MAX, hash_int4_to_float3(), hash_int4_to_float4(), i, make_float4, make_int4(), params, VoronoiOutput::position, voronoi_distance(), voronoi_distance_bound(), voronoi_position(), zero_float4(), and zero_int4().

voronoi_f2() [1/4]

ccl_device VoronoiOutput voronoi_f2	(	const ccl_private VoronoiParams &	params,
		const float	coord )

Definition at line 164 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floorf, FLT_MAX, hash_float_to_float(), hash_float_to_float3(), i, params, VoronoiOutput::position, voronoi_distance(), and voronoi_position().

Referenced by fractal_voronoi_x_fx().

voronoi_f2() [2/4]

ccl_device VoronoiOutput voronoi_f2	(	const ccl_private VoronoiParams &	params,
		const float2	coord )

Definition at line 338 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, FLT_MAX, hash_int2_to_float2(), hash_int2_to_float3(), i, make_float2, make_int2(), params, VoronoiOutput::position, voronoi_distance(), and voronoi_position().

voronoi_f2() [3/4]

ccl_device VoronoiOutput voronoi_f2	(	const ccl_private VoronoiParams &	params,
		const float3	coord )

Definition at line 552 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, FLT_MAX, hash_int3_to_float3(), i, make_float3(), make_int3(), params, VoronoiOutput::position, voronoi_distance(), and voronoi_position().

voronoi_f2() [4/4]

ccl_device VoronoiOutput voronoi_f2	(	const ccl_private VoronoiParams &	params,
		const float4	coord )

Definition at line 781 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, FLT_MAX, hash_int4_to_float3(), hash_int4_to_float4(), i, make_float4, make_int4(), params, VoronoiOutput::position, voronoi_distance(), voronoi_position(), zero_float4(), and zero_int4().

voronoi_n_sphere_radius() [1/4]

ccl_device float voronoi_n_sphere_radius	(	const ccl_private VoronoiParams &	params,
		const float	coord )

Definition at line 221 of file voronoi.h.

References ccl_device, ccl_private, fabsf, floorf, FLT_MAX, hash_float_to_float(), i, and params.

Referenced by svm_node_tex_voronoi().

voronoi_n_sphere_radius() [2/4]

ccl_device float voronoi_n_sphere_radius	(	const ccl_private VoronoiParams &	params,
		const float2	coord )

Definition at line 424 of file voronoi.h.

References ccl_device, ccl_private, distance(), floor, FLT_MAX, hash_int2_to_float2(), i, len_squared(), make_float2, make_int2(), and params.

voronoi_n_sphere_radius() [3/4]

ccl_device float voronoi_n_sphere_radius	(	const ccl_private VoronoiParams &	params,
		const float3	coord )

Definition at line 644 of file voronoi.h.

References ccl_device, ccl_private, distance(), floor, FLT_MAX, hash_int3_to_float3(), i, len_squared(), make_float3(), make_int3(), and params.

voronoi_n_sphere_radius() [4/4]

ccl_device float voronoi_n_sphere_radius	(	const ccl_private VoronoiParams &	params,
		const float4	coord )

Definition at line 879 of file voronoi.h.

References ccl_device, ccl_private, distance(), floor, FLT_MAX, hash_int4_to_float4(), i, len_squared(), make_float4, make_int4(), params, zero_float4(), and zero_int4().

voronoi_position() [1/4]

ccl_device float4 voronoi_position

(

const float

coord

)

Definition at line 98 of file voronoi.h.

References ccl_device, and make_float4.

Referenced by voronoi_f1(), voronoi_f1(), voronoi_f1(), voronoi_f1(), voronoi_f2(), voronoi_f2(), voronoi_f2(), voronoi_f2(), voronoi_smooth_f1(), voronoi_smooth_f1(), voronoi_smooth_f1(), and voronoi_smooth_f1().

voronoi_position() [2/4]

ccl_device float4 voronoi_position

(

const float2

coord

)

Definition at line 263 of file voronoi.h.

References ccl_device, make_float4, float2::x, and float2::y.

voronoi_position() [3/4]

ccl_device float4 voronoi_position

(

const float3

coord

)

Definition at line 473 of file voronoi.h.

References ccl_device, and make_float4.

voronoi_position() [4/4]

ccl_device float4 voronoi_position

(

const float4

coord

)

Definition at line 697 of file voronoi.h.

References ccl_device.

voronoi_smooth_f1() [1/4]

ccl_device VoronoiOutput voronoi_smooth_f1	(	const ccl_private VoronoiParams &	params,
		const float	coord )

Definition at line 130 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floorf, hash_float_to_float(), hash_float_to_float3(), i, make_float3(), mix, params, VoronoiOutput::position, smoothstep(), voronoi_distance(), and voronoi_position().

Referenced by fractal_voronoi_x_fx().

voronoi_smooth_f1() [2/4]

ccl_device VoronoiOutput voronoi_smooth_f1	(	const ccl_private VoronoiParams &	params,
		const float2	coord )

Definition at line 299 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, hash_int2_to_float2(), hash_int2_to_float3(), i, make_float2, make_float3(), make_int2(), mix, params, VoronoiOutput::position, smoothstep(), voronoi_distance(), and voronoi_position().

voronoi_smooth_f1() [3/4]

ccl_device VoronoiOutput voronoi_smooth_f1	(	const ccl_private VoronoiParams &	params,
		const float3	coord )

Definition at line 511 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, hash_int3_to_float3(), i, make_float3(), make_int3(), mix, params, VoronoiOutput::position, smoothstep(), voronoi_distance(), and voronoi_position().

voronoi_smooth_f1() [4/4]

ccl_device VoronoiOutput voronoi_smooth_f1	(	const ccl_private VoronoiParams &	params,
		const float4	coord )

Definition at line 738 of file voronoi.h.

References ccl_device, ccl_private, VoronoiOutput::color, VoronoiOutput::distance, floor, hash_int4_to_float3(), hash_int4_to_float4(), i, make_float3(), make_float4, make_int4(), mix, params, VoronoiOutput::position, smoothstep(), voronoi_distance(), voronoi_position(), and zero_float4().