tabulated_sobol.h File Reference

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

Go to the source code of this file.

Functions
CCL_NAMESPACE_BEGIN ccl_device uint	tabulated_sobol_shuffled_sample_index (KernelGlobals kg, uint sample, uint dimension, uint seed)
ccl_device float	tabulated_sobol_sample_1D (KernelGlobals kg, uint sample, const uint rng_hash, const uint dimension)
ccl_device float2	tabulated_sobol_sample_2D (KernelGlobals kg, uint sample, const uint rng_hash, const uint dimension)
ccl_device float3	tabulated_sobol_sample_3D (KernelGlobals kg, uint sample, const uint rng_hash, const uint dimension)
ccl_device float4	tabulated_sobol_sample_4D (KernelGlobals kg, uint sample, const uint rng_hash, const uint dimension)

Function Documentation

tabulated_sobol_sample_1D()

ccl_device float tabulated_sobol_sample_1D	(	KernelGlobals	kg,
		uint	sample,
		const uint	rng_hash,
		const uint	dimension )

Definition at line 33 of file kernel/sample/tabulated_sobol.h.

References floorf, hash_wang_seeded_float(), kernel_data, kernel_data_fetch, NUM_TAB_SOBOL_DIMENSIONS, sample, seed, tabulated_sobol_shuffled_sample_index(), and x.

Referenced by path_rng_1D().

tabulated_sobol_sample_2D()

ccl_device float2 tabulated_sobol_sample_2D	(	KernelGlobals	kg,
		uint	sample,
		const uint	rng_hash,
		const uint	dimension )

Definition at line 61 of file kernel/sample/tabulated_sobol.h.

References floorf, hash_wang_seeded_float(), kernel_data, kernel_data_fetch, make_float2(), NUM_TAB_SOBOL_DIMENSIONS, sample, seed, and tabulated_sobol_shuffled_sample_index().

Referenced by path_rng_2D().

tabulated_sobol_sample_3D()

ccl_device float3 tabulated_sobol_sample_3D	(	KernelGlobals	kg,
		uint	sample,
		const uint	rng_hash,
		const uint	dimension )

Definition at line 94 of file kernel/sample/tabulated_sobol.h.

References floorf, hash_wang_seeded_float(), kernel_data, kernel_data_fetch, make_float3(), NUM_TAB_SOBOL_DIMENSIONS, sample, seed, tabulated_sobol_shuffled_sample_index(), and z().

Referenced by path_rng_3D().

tabulated_sobol_sample_4D()

ccl_device float4 tabulated_sobol_sample_4D	(	KernelGlobals	kg,
		uint	sample,
		const uint	rng_hash,
		const uint	dimension )

Definition at line 132 of file kernel/sample/tabulated_sobol.h.

References floorf, hash_wang_seeded_float(), kernel_data, kernel_data_fetch, make_float4(), NUM_TAB_SOBOL_DIMENSIONS, sample, seed, tabulated_sobol_shuffled_sample_index(), w(), and z().

Referenced by path_rng_4D().

tabulated_sobol_shuffled_sample_index()

CCL_NAMESPACE_BEGIN ccl_device uint tabulated_sobol_shuffled_sample_index	(	KernelGlobals	kg,
		uint	sample,
		uint	dimension,
		uint	seed )

Definition at line 11 of file kernel/sample/tabulated_sobol.h.

References hash_shuffle_uint(), hash_wang_seeded_uint(), kernel_data, nested_uniform_scramble(), NUM_TAB_SOBOL_PATTERNS, sample, and seed.

Referenced by tabulated_sobol_sample_1D(), tabulated_sobol_sample_2D(), tabulated_sobol_sample_3D(), and tabulated_sobol_sample_4D().