BLI_hash.h File Reference

#include "BLI_utildefines.h"

Go to the source code of this file.

Macros
#define	rot(x, k)   (((x) << (k)) | ((x) >> (32 - (k))))
#define	final(a, b, c)

Functions
BLI_INLINE unsigned int	BLI_hash_int_3d (unsigned int kx, unsigned int ky, unsigned int kz)
BLI_INLINE unsigned int	BLI_hash_int_2d (unsigned int kx, unsigned int ky)
BLI_INLINE unsigned int	BLI_hash_string (const char *str)
BLI_INLINE float	BLI_hash_int_2d_to_float (uint32_t kx, uint32_t ky)
BLI_INLINE float	BLI_hash_int_3d_to_float (uint32_t kx, uint32_t ky, uint32_t kz)
BLI_INLINE unsigned int	BLI_hash_int (unsigned int k)
BLI_INLINE float	BLI_hash_int_01 (unsigned int k)
BLI_INLINE void	BLI_hash_pointer_to_color (const void *ptr, int *r, int *g, int *b)

Macro Definition Documentation

final

#define final	(		a,
			b,
			c
	)

Value:

  { \
    c ^= b; \
    c -= rot(b, 14); \
    a ^= c; \
    a -= rot(c, 11); \
    b ^= a; \
    b -= rot(a, 25); \
    c ^= b; \
    c -= rot(b, 16); \
    a ^= c; \
    a -= rot(c, 4); \
    b ^= a; \
    b -= rot(a, 14); \
    c ^= b; \
    c -= rot(b, 24); \
  } \
  ((void)0)

Definition at line 35 of file BLI_hash.h.

rot

#define rot	(		x,
			k
	)		(((x) << (k)) | ((x) >> (32 - (k))))

Jenkins Lookup3 Hash Functions. Source: http://burtleburtle.net/bob/c/lookup3.c

Definition at line 34 of file BLI_hash.h.

Function Documentation

BLI_hash_int()

BLI_INLINE unsigned int BLI_hash_int

(

unsigned int

k

)

Definition at line 103 of file BLI_hash.h.

References BLI_hash_int_2d().

Referenced by BKE_fluid_cache_new_name_for_current_session(), BLI_hash_int_01(), BLI_hash_pointer_to_color(), make_dupli(), mesh_init_data(), and blender::nodes::sample_mesh_surface().

BLI_hash_int_01()

BLI_INLINE float BLI_hash_int_01

(

unsigned int

k

)

Definition at line 108 of file BLI_hash.h.

References BLI_hash_int(), and float().

Referenced by BKE_gpencil_stroke_set_random_color(), BKE_paint_face_set_overlay_color_get(), RandomFloatFunction::call(), do_paint_brush_task_cb_ex(), ED_gpencil_init_random_settings(), gpencil_apply_randomness(), gpencil_layer_random_color_get(), gpencil_sbuffer_vertex_color_random(), mask_init_task_cb(), noise_table(), SCULPT_do_paint_brush(), sculpt_face_sets_randomize_colors_exec(), blender::nodes::update_elimination_mask_based_on_density_factors(), and workbench_material_ubo_data().

BLI_hash_int_2d()

BLI_INLINE unsigned int BLI_hash_int_2d	(	unsigned int	kx,
		unsigned int	ky
	)

Definition at line 67 of file BLI_hash.h.

References Freestyle::a, and Freestyle::c.

Referenced by BKE_gpencil_stroke_set_random_color(), BLI_hash_int(), BLI_hash_int_2d_to_float(), drw_call_obinfos_init(), ED_gpencil_init_random_settings(), blender::nodes::get_instanced_data__collection(), gpencil_apply_randomness(), gpencil_sbuffer_vertex_color_random(), make_dupli(), mesh_filter_task_cb(), noise_table(), and overlap_hash().

BLI_hash_int_2d_to_float()

BLI_INLINE float BLI_hash_int_2d_to_float	(	uint32_t	kx,
		uint32_t	ky
	)

Definition at line 93 of file BLI_hash.h.

References BLI_hash_int_2d(), and float().

Referenced by blender::nodes::random_value_in_range(), and blender::nodes::randomize_attribute_bool().

BLI_hash_int_3d()

BLI_INLINE unsigned int BLI_hash_int_3d	(	unsigned int	kx,
		unsigned int	ky,
		unsigned int	kz
	)

Definition at line 54 of file BLI_hash.h.

References Freestyle::a, and Freestyle::c.

Referenced by BLI_hash_int_3d_to_float().

BLI_hash_int_3d_to_float()

BLI_INLINE float BLI_hash_int_3d_to_float	(	uint32_t	kx,
		uint32_t	ky,
		uint32_t	kz
	)

Definition at line 98 of file BLI_hash.h.

References BLI_hash_int_3d(), and float().

Referenced by blender::nodes::random_value_in_range().

BLI_hash_pointer_to_color()

BLI_INLINE void BLI_hash_pointer_to_color	(	const void *	ptr,
		int *	r,
		int *	g,
		int *	b
	)

Definition at line 113 of file BLI_hash.h.

References BLI_hash_int(), hash, ptr, and r.

Referenced by blender::deg::color_for_pointer().

BLI_hash_string()

BLI_INLINE unsigned int BLI_hash_string

(

const char *

str

)

Definition at line 83 of file BLI_hash.h.

References Freestyle::c, and str.

Referenced by deformStroke(), drw_call_obinfos_init(), EEVEE_renderpasses_aov_hash(), make_dupli(), node_shader_gpu_output_aov(), and blender::gpu::ShaderInterface::set_input_name().