#include <cmath>
#include <cstdio>
#include <cstdlib>
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_kdopbvh.h"
#include "BLI_math_color.h"
#include "BLI_math_matrix.h"
#include "BLI_math_vector.h"
#include "BLI_noise.h"
#include "BLI_task.h"
#include "BLI_utildefines.h"
#include "DNA_meshdata_types.h"
#include "DNA_object_types.h"
#include "DNA_particle_types.h"
#include "DNA_texture_types.h"
#include "BKE_colorband.hh"
#include "BKE_colortools.hh"
#include "BKE_customdata.hh"
#include "BKE_deform.hh"
#include "BKE_mesh.hh"
#include "BKE_object.hh"
#include "BKE_particle.h"
#include "BKE_scene.hh"
#include "DEG_depsgraph.hh"
#include "DEG_depsgraph_query.hh"
#include "RE_texture.h"

Classes
struct	PointDensityRangeData

struct	SampleCallbackData

Enumerations
enum	{ POINT_DATA_VEL = 1 << 0 , POINT_DATA_LIFE = 1 << 1 , POINT_DATA_COLOR = 1 << 2 }

Functions
static int	point_data_used (PointDensity *pd)

static void	point_data_pointers (PointDensity pd, float r_data_velocity, float r_data_life, float *r_data_color)

static void	alloc_point_data (PointDensity *pd)

static void	pointdensity_cache_psys (Depsgraph depsgraph, Scene scene, PointDensity pd, Object ob, ParticleSystem *psys)

static void	pointdensity_cache_vertex_color (PointDensity pd, Object , Mesh mesh, float data_color)

static void	pointdensity_cache_vertex_weight (PointDensity pd, Object ob, Mesh mesh, float data_color)

static void	pointdensity_cache_vertex_normal (Mesh mesh, float data_color)

static void	pointdensity_cache_object (PointDensity pd, Object ob)

static void	cache_pointdensity (Depsgraph depsgraph, Scene scene, PointDensity *pd)

static void	free_pointdensity (PointDensity *pd)

static float	density_falloff (PointDensityRangeData *pdr, int index, float squared_dist)

static void	accum_density (void *userdata, int index, const float co[3], float squared_dist)

static void	init_pointdensityrangedata (PointDensity pd, PointDensityRangeData pdr, float density, float vec, float age, float col, CurveMapping *density_curve, float velscale)

static int	pointdensity (PointDensity pd, const float texvec[3], TexResult texres, float r_vec[3], float *r_age, float r_col[3])

static void	pointdensity_color (PointDensity pd, TexResult texres, float age, const float vec[3], const float col[3])

static void	sample_dummy_point_density (int resolution, float *values)

static void	particle_system_minmax (Depsgraph depsgraph, Scene scene, Object object, ParticleSystem psys, float radius, float min[3], float max[3])

void	RE_point_density_cache (Depsgraph depsgraph, PointDensity pd)

void	RE_point_density_minmax (Depsgraph depsgraph, PointDensity pd, float r_min[3], float r_max[3])

static void	point_density_sample_func (void __restrict data_v, const int iter, const TaskParallelTLS __restrict)

void	RE_point_density_sample (Depsgraph depsgraph, PointDensity pd, const int resolution, float *values)

void	RE_point_density_free (PointDensity *pd)

void	RE_point_density_fix_linking ()

Variables
static ThreadMutex	sample_mutex = PTHREAD_MUTEX_INITIALIZER

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
POINT_DATA_VEL
POINT_DATA_LIFE
POINT_DATA_COLOR

Definition at line 45 of file texture_pointdensity.cc.

Function Documentation

◆ accum_density()

static void accum_density	(	void *	userdata,
		int	index,
		const float	co[3],
		float	squared_dist )

static

Definition at line 546 of file texture_pointdensity.cc.

References add_v3_v3(), PointDensityRangeData::age, PointDensityRangeData::col, PointDensityRangeData::density, density_falloff(), PointDensityRangeData::point_data_color, PointDensityRangeData::point_data_life, PointDensityRangeData::point_data_velocity, UNUSED_VARS, and PointDensityRangeData::vec.

Referenced by pointdensity().

◆ alloc_point_data()

static void alloc_point_data ( PointDensity * pd )

static

Definition at line 130 of file texture_pointdensity.cc.

References MEM_callocN, PointDensity::point_data, POINT_DATA_COLOR, POINT_DATA_LIFE, point_data_used(), POINT_DATA_VEL, and PointDensity::totpoints.

Referenced by pointdensity_cache_object(), and pointdensity_cache_psys().

◆ cache_pointdensity()

static void cache_pointdensity	(	Depsgraph *	depsgraph,
		Scene *	scene,
		PointDensity *	pd )

static

Definition at line 434 of file texture_pointdensity.cc.

References BLI_bvhtree_free(), BLI_findlink(), depsgraph, OB_MESH, PointDensity::object, Object::particlesystem, PointDensity::point_tree, pointdensity_cache_object(), pointdensity_cache_psys(), PointDensity::psys, PointDensity::source, TEX_PD_OBJECT, TEX_PD_PSYS, and Object::type.

Referenced by RE_point_density_cache().

◆ density_falloff()

static float density_falloff	(	PointDensityRangeData *	pdr,
		int	index,
		float	squared_dist )

static

◆ free_pointdensity()

static void free_pointdensity ( PointDensity * pd )

static

Definition at line 468 of file texture_pointdensity.cc.

References BLI_bvhtree_free(), MEM_SAFE_FREE, PointDensity::point_data, PointDensity::point_tree, and PointDensity::totpoints.

Referenced by RE_point_density_free(), and RE_point_density_sample().

◆ init_pointdensityrangedata()

static void init_pointdensityrangedata	(	PointDensity *	pd,
		PointDensityRangeData *	pdr,
		float *	density,
		float *	vec,
		float *	age,
		float *	col,
		CurveMapping *	density_curve,
		float	velscale )

static

◆ particle_system_minmax()

static void particle_system_minmax	(	Depsgraph *	depsgraph,
		Scene *	scene,
		Object *	object,
		ParticleSystem *	psys,
		float	radius,
		float	min[3],
		float	max[3] )