hair.c File Reference

#include "MEM_guardedalloc.h"
#include "DNA_defaults.h"
#include "DNA_hair_types.h"
#include "DNA_material_types.h"
#include "DNA_object_types.h"
#include "BLI_listbase.h"
#include "BLI_math.h"
#include "BLI_rand.h"
#include "BLI_string.h"
#include "BLI_utildefines.h"
#include "BKE_anim_data.h"
#include "BKE_customdata.h"
#include "BKE_global.h"
#include "BKE_hair.h"
#include "BKE_idtype.h"
#include "BKE_lib_id.h"
#include "BKE_lib_query.h"
#include "BKE_lib_remap.h"
#include "BKE_main.h"
#include "BKE_modifier.h"
#include "BKE_object.h"
#include "BLT_translation.h"
#include "DEG_depsgraph_query.h"
#include "BLO_read_write.h"

Go to the source code of this file.

Functions
static void	hair_random (Hair *hair)
static void	hair_init_data (ID *id)
static void	hair_copy_data (Main *UNUSED(bmain), ID *id_dst, const ID *id_src, const int flag)
static void	hair_free_data (ID *id)
static void	hair_foreach_id (ID *id, LibraryForeachIDData *data)
static void	hair_blend_write (BlendWriter *writer, ID *id, const void *id_address)
static void	hair_blend_read_data (BlendDataReader *reader, ID *id)
static void	hair_blend_read_lib (BlendLibReader *reader, ID *id)
static void	hair_blend_read_expand (BlendExpander *expander, ID *id)
void *	BKE_hair_add (Main *bmain, const char *name)
BoundBox *	BKE_hair_boundbox_get (Object *ob)
void	BKE_hair_update_customdata_pointers (Hair *hair)
bool	BKE_hair_customdata_required (Hair *UNUSED(hair), CustomDataLayer *layer)
Hair *	BKE_hair_new_for_eval (const Hair *hair_src, int totpoint, int totcurve)
Hair *	BKE_hair_copy_for_eval (Hair *hair_src, bool reference)
static Hair *	hair_evaluate_modifiers (struct Depsgraph *depsgraph, struct Scene *scene, Object *object, Hair *hair_input)
void	BKE_hair_data_update (struct Depsgraph *depsgraph, struct Scene *scene, Object *object)
void	BKE_hair_batch_cache_dirty_tag (Hair *hair, int mode)
void	BKE_hair_batch_cache_free (Hair *hair)

Variables
static const char *	HAIR_ATTR_POSITION = "position"
static const char *	HAIR_ATTR_RADIUS = "radius"
IDTypeInfo	IDType_ID_HA
void(*	BKE_hair_batch_cache_dirty_tag_cb )(Hair *hair, int mode) = NULL
void(*	BKE_hair_batch_cache_free_cb )(Hair *hair) = NULL

Function Documentation

BKE_hair_add()

void* BKE_hair_add	(	Main *	bmain,
		const char *	name
	)

Definition at line 250 of file hair.c.

References BKE_id_new(), and ID_HA.

Referenced by BKE_object_obdata_add_from_type().

BKE_hair_batch_cache_dirty_tag()

void BKE_hair_batch_cache_dirty_tag	(	Hair *	hair,
		int	mode
	)

Definition at line 413 of file hair.c.

References Hair::batch_cache, and BKE_hair_batch_cache_dirty_tag_cb.

Referenced by BKE_object_batch_cache_dirty_tag().

BKE_hair_batch_cache_free()

void BKE_hair_batch_cache_free

(

Hair *

hair

)

Definition at line 420 of file hair.c.

References Hair::batch_cache, and BKE_hair_batch_cache_free_cb.

Referenced by hair_free_data().

BKE_hair_boundbox_get()

BoundBox* BKE_hair_boundbox_get

(

Object *

ob

)

Definition at line 257 of file hair.c.

References Freestyle::a, Object_Runtime::bb, BKE_boundbox_init_from_minmax(), BLI_assert, BOUNDBOX_DIRTY, Hair::co, Object::data, DO_MAX, DO_MIN, BoundBox::flag, float(), INIT_MINMAX, max, MEM_callocN, min, NULL, OB_HAIR, Hair::radius, Object::runtime, Hair::totpoint, and Object::type.

Referenced by BKE_object_boundbox_get(), and BKE_object_minmax().

BKE_hair_copy_for_eval()

Hair* BKE_hair_copy_for_eval	(	Hair *	hair_src,
		bool	reference
	)

Definition at line 321 of file hair.c.

References BKE_id_copy_ex(), Hair::id, LIB_ID_COPY_CD_REFERENCE, LIB_ID_COPY_LOCALIZE, NULL, and result.

Referenced by hair_evaluate_modifiers().

BKE_hair_customdata_required()

bool BKE_hair_customdata_required	(	Hair *	UNUSEDhair,
		CustomDataLayer *	layer
	)

Definition at line 297 of file hair.c.

References CD_PROP_FLOAT3, HAIR_ATTR_POSITION, CustomDataLayer::name, STREQ, and CustomDataLayer::type.

BKE_hair_data_update()

void BKE_hair_data_update	(	struct Depsgraph *	depsgraph,
		struct Scene *	scene,
		Object *	object
	)

Definition at line 395 of file hair.c.

References BKE_object_eval_assign_data(), BKE_object_free_derived_caches(), depsgraph, hair_evaluate_modifiers(), Hair::id, and scene.

Referenced by BKE_object_handle_data_update(), and object_force_modifier_update_for_bind().

BKE_hair_new_for_eval()

Hair* BKE_hair_new_for_eval	(	const Hair *	hair_src,
		int	totpoint,
		int	totcurve
	)

Definition at line 304 of file hair.c.

References BKE_hair_update_customdata_pointers(), BKE_id_new_nomain(), CD_CALLOC, CD_MASK_ALL, Hair::cdata, CustomData_copy(), Hair::id, ID_HA, Hair::mat, MEM_dupallocN, ID::name, NULL, Hair::pdata, STRNCPY, Hair::totcol, Hair::totcurve, and Hair::totpoint.

BKE_hair_update_customdata_pointers()

void BKE_hair_update_customdata_pointers

(

Hair *

hair

)

Definition at line 289 of file hair.c.

References CD_HAIRCURVE, CD_HAIRMAPPING, CD_PROP_FLOAT, CD_PROP_FLOAT3, Hair::cdata, Hair::co, Hair::curves, CustomData_get_layer(), CustomData_get_layer_named(), HAIR_ATTR_POSITION, HAIR_ATTR_RADIUS, Hair::mapping, Hair::pdata, and Hair::radius.

Referenced by BKE_hair_new_for_eval(), hair_blend_read_data(), hair_copy_data(), hair_evaluate_modifiers(), hair_init_data(), and hair_random().

hair_blend_read_data()

static void hair_blend_read_data ( BlendDataReader *  reader, ID *  id  )

static

Definition at line 146 of file hair.c.

References Hair::adt, BKE_animdata_blend_read_data(), BKE_hair_update_customdata_pointers(), BLO_read_data_address, BLO_read_pointer_array(), Hair::cdata, CustomData_blend_read(), Hair::mat, Hair::pdata, Hair::totcurve, and Hair::totpoint.

hair_blend_read_expand()

static void hair_blend_read_expand ( BlendExpander *  expander, ID *  id  )

static

Definition at line 169 of file hair.c.

References Freestyle::a, BLO_expand, Hair::mat, and Hair::totcol.

hair_blend_read_lib()

static void hair_blend_read_lib ( BlendLibReader *  reader, ID *  id  )

static

Definition at line 161 of file hair.c.

References Freestyle::a, BLO_read_id_address, Hair::id, ID::lib, Hair::mat, and Hair::totcol.

hair_blend_write()

static void hair_blend_write ( BlendWriter *  writer, ID *  id, const void *  id_address  )

static

Definition at line 114 of file hair.c.

References Hair::adt, ARRAY_SIZE, BKE_animdata_blend_write(), BKE_id_blend_write(), BLO_write_id_struct, BLO_write_is_undo(), BLO_write_pointer_array(), CD_MASK_ALL, CD_TEMP_CHUNK_SIZE, Hair::cdata, CustomData_blend_write(), CustomData_blend_write_prepare(), Hair::id, Hair::mat, MEM_freeN, NULL, Hair::pdata, Hair::totcol, Hair::totcurve, Hair::totpoint, and ID::us.

hair_copy_data()

static void hair_copy_data ( Main *  UNUSEDbmain, ID *  id_dst, const ID *  id_src, const int  flag  )

static

Definition at line 79 of file hair.c.

References Hair::batch_cache, BKE_hair_update_customdata_pointers(), CD_DUPLICATE, CD_MASK_ALL, CD_REFERENCE, Hair::cdata, CustomData_copy(), LIB_ID_COPY_CD_REFERENCE, Hair::mat, MEM_dupallocN, NULL, Hair::pdata, Hair::totcurve, and Hair::totpoint.

hair_evaluate_modifiers()

static Hair* hair_evaluate_modifiers ( struct Depsgraph *  depsgraph, struct Scene *  scene, Object *  object, Hair *  hair_input  )

static

Definition at line 333 of file hair.c.

References BKE_hair_copy_for_eval(), BKE_hair_update_customdata_pointers(), BKE_id_free(), BKE_modifier_get_info(), BKE_modifier_is_enabled(), BKE_modifiers_get_virtual_modifierlist(), CD_PROP_FLOAT3, Hair::co, CustomData_duplicate_referenced_layer_named(), DAG_EVAL_RENDER, ModifierTypeInfo::deformVerts, DEG_get_mode(), depsgraph, eModifierMode_Realtime, eModifierMode_Render, eModifierTypeFlag_AcceptsVertexCosOnly, eModifierTypeType_OnlyDeform, ModifierTypeInfo::flags, HAIR_ATTR_POSITION, MOD_APPLY_RENDER, MOD_APPLY_USECACHE, ModifierTypeInfo::modifyHair, ModifierData::next, NULL, Hair::pdata, scene, Hair::totpoint, ModifierTypeInfo::type, and ModifierData::type.

Referenced by BKE_hair_data_update().

hair_foreach_id()

static void hair_foreach_id ( ID *  id, LibraryForeachIDData *  data  )

static

Definition at line 106 of file hair.c.

References BKE_LIB_FOREACHID_PROCESS, data, IDWALK_CB_USER, Hair::mat, and Hair::totcol.

hair_free_data()

static void hair_free_data ( ID *  id )

static

Definition at line 93 of file hair.c.

References BKE_animdata_free(), BKE_hair_batch_cache_free(), Hair::cdata, CustomData_free(), Hair::id, Hair::mat, MEM_SAFE_FREE, Hair::pdata, Hair::totcurve, and Hair::totpoint.

hair_init_data()

static void hair_init_data ( ID *  id )

static

Definition at line 59 of file hair.c.

References BKE_hair_update_customdata_pointers(), BLI_assert, CD_CALLOC, CD_HAIRCURVE, CD_PROP_FLOAT, CD_PROP_FLOAT3, Hair::cdata, CustomData_add_layer(), CustomData_add_layer_named(), CustomData_reset(), DNA_struct_default_get, HAIR_ATTR_POSITION, HAIR_ATTR_RADIUS, hair_random(), MEMCMP_STRUCT_AFTER_IS_ZERO, MEMCPY_STRUCT_AFTER, NULL, Hair::pdata, Hair::totcurve, and Hair::totpoint.

hair_random()

static void hair_random ( Hair *  hair )

static

Definition at line 205 of file hair.c.

References add_v3_v3(), BKE_hair_update_customdata_pointers(), BLI_rng_free(), BLI_rng_get_float(), BLI_rng_new(), Hair::cdata, Hair::co, copy_v3_v3(), cosf, curve, Hair::curves, CustomData_realloc(), float(), M_PI, madd_v3_v3fl(), normalize_v3(), Hair::pdata, Hair::radius, saacosf(), sinf, t, Hair::totcurve, and Hair::totpoint.

Referenced by hair_init_data().

Variable Documentation

BKE_hair_batch_cache_dirty_tag_cb

void(* BKE_hair_batch_cache_dirty_tag_cb) (Hair *hair, int mode)	(	Hair *	hair,
		int	mode
	)		= NULL

Definition at line 410 of file hair.c.

Referenced by BKE_hair_batch_cache_dirty_tag(), and DRW_engines_register().

BKE_hair_batch_cache_free_cb

void(* BKE_hair_batch_cache_free_cb) (Hair *hair)

(

Hair *

hair

)

= NULL

Definition at line 411 of file hair.c.

Referenced by BKE_hair_batch_cache_free(), and DRW_engines_register().

HAIR_ATTR_POSITION

const char* HAIR_ATTR_POSITION = "position"

static

Definition at line 52 of file hair.c.

Referenced by BKE_hair_customdata_required(), BKE_hair_update_customdata_pointers(), hair_evaluate_modifiers(), and hair_init_data().

HAIR_ATTR_RADIUS

const char* HAIR_ATTR_RADIUS = "radius"

static

Definition at line 53 of file hair.c.

Referenced by BKE_hair_update_customdata_pointers(), and hair_init_data().

IDType_ID_HA

IDTypeInfo IDType_ID_HA

Initial value:

= {
    .id_code = ID_HA,
    .id_filter = FILTER_ID_HA,
    .main_listbase_index = INDEX_ID_HA,
    .struct_size = sizeof(Hair),
    .name = "Hair",
    .name_plural = "hairs",
    .translation_context = BLT_I18NCONTEXT_ID_HAIR,
    .flags = 0,
 
    .init_data = hair_init_data,
    .copy_data = hair_copy_data,
    .free_data = hair_free_data,
    .make_local = NULL,
    .foreach_id = hair_foreach_id,
    .foreach_cache = NULL,
    .owner_get = NULL,
 
    .blend_write = hair_blend_write,
    .blend_read_data = hair_blend_read_data,
    .blend_read_lib = hair_blend_read_lib,
    .blend_read_expand = hair_blend_read_expand,
 
    .blend_read_undo_preserve = NULL,
 
    .lib_override_apply_post = NULL,
}

Definition at line 177 of file hair.c.