#include <float.h>
#include <math.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "CLG_log.h"
#include "MEM_guardedalloc.h"
#include "BLI_ghash.h"
#include "BLI_listbase.h"
#include "BLI_string.h"
#include "BLI_string_utils.h"
#include "BLI_utildefines.h"
#include "BLT_translation.h"
#include "DNA_anim_types.h"
#include "DNA_scene_types.h"
#include "DNA_sound_types.h"
#include "DNA_speaker_types.h"
#include "BKE_action.h"
#include "BKE_fcurve.h"
#include "BKE_global.h"
#include "BKE_lib_id.h"
#include "BKE_lib_query.h"
#include "BKE_main.h"
#include "BKE_nla.h"
#include "BKE_sound.h"
#include "BLO_read_write.h"
#include "RNA_access.h"
#include "nla_private.h"

Macros
#define	STASH_TRACK_NAME DATA_("[Action Stash]")

Functions
void	BKE_nlastrip_free (ListBase strips, NlaStrip strip, bool do_id_user)

void	BKE_nlatrack_free (ListBase tracks, NlaTrack nlt, bool do_id_user)

void	BKE_nla_tracks_free (ListBase *tracks, bool do_id_user)

NlaStrip *	BKE_nlastrip_copy (Main bmain, NlaStrip strip, const bool use_same_action, const int flag)

NlaTrack *	BKE_nlatrack_copy (Main bmain, NlaTrack nlt, const bool use_same_actions, const int flag)

void	BKE_nla_tracks_copy (Main bmain, ListBase dst, ListBase *src, const int flag)

NlaTrack *	BKE_nlatrack_add (AnimData adt, NlaTrack prev, const bool is_liboverride)

NlaStrip *	BKE_nlastrip_new (bAction *act)

NlaStrip *	BKE_nlastack_add_strip (AnimData adt, bAction act, const bool is_liboverride)

NlaStrip *	BKE_nla_add_soundstrip (Main bmain, Scene scene, Speaker *speaker)

void	BKE_nla_strip_foreach_id (NlaStrip strip, LibraryForeachIDData data)

static float	nlastrip_get_frame_actionclip (NlaStrip *strip, float cframe, short mode)

static float	nlastrip_get_frame_transition (NlaStrip *strip, float cframe, short mode)

float	nlastrip_get_frame (NlaStrip *strip, float cframe, short mode)

float	BKE_nla_tweakedit_remap (AnimData *adt, float cframe, short mode)

bool	BKE_nlastrips_has_space (ListBase *strips, float start, float end)

void	BKE_nlastrips_sort_strips (ListBase *strips)

bool	BKE_nlastrips_add_strip (ListBase strips, NlaStrip strip)

void	BKE_nlastrips_make_metas (ListBase *strips, bool is_temp)

void	BKE_nlastrips_clear_metastrip (ListBase strips, NlaStrip strip)

void	BKE_nlastrips_clear_metas (ListBase *strips, bool only_sel, bool only_temp)

bool	BKE_nlameta_add_strip (NlaStrip mstrip, NlaStrip strip)

void	BKE_nlameta_flush_transforms (NlaStrip *mstrip)

NlaTrack *	BKE_nlatrack_find_active (ListBase *tracks)

NlaTrack *	BKE_nlatrack_find_tweaked (AnimData *adt)

void	BKE_nlatrack_solo_toggle (AnimData adt, NlaTrack nlt)

void	BKE_nlatrack_set_active (ListBase tracks, NlaTrack nlt_a)

bool	BKE_nlatrack_has_space (NlaTrack *nlt, float start, float end)

void	BKE_nlatrack_sort_strips (NlaTrack *nlt)

bool	BKE_nlatrack_add_strip (NlaTrack nlt, NlaStrip strip, const bool is_liboverride)

bool	BKE_nlatrack_get_bounds (NlaTrack *nlt, float bounds[2])

bool	BKE_nlatrack_is_nonlocal_in_liboverride (const ID id, const NlaTrack nlt)

NlaStrip *	BKE_nlastrip_find_active (NlaTrack *nlt)

void	BKE_nlastrip_set_active (AnimData adt, NlaStrip strip)

bool	BKE_nlastrip_within_bounds (NlaStrip *strip, float min, float max)

static void	nlastrip_fix_resize_overlaps (NlaStrip *strip)

void	BKE_nlastrip_recalculate_bounds_sync_action (NlaStrip *strip)

void	BKE_nlastrip_recalculate_bounds (NlaStrip *strip)

static bool	nlastrip_is_first (AnimData adt, NlaStrip strip)

bool	BKE_nlatrack_has_animated_strips (NlaTrack *nlt)

bool	BKE_nlatracks_have_animated_strips (ListBase *tracks)

void	BKE_nlastrip_validate_fcurves (NlaStrip *strip)

bool	BKE_nlastrip_has_curves_for_property (const PointerRNA ptr, const PropertyRNA prop)

static bool	nla_editbone_name_check (void arg, const char name)

void	BKE_nlastrip_validate_name (AnimData adt, NlaStrip strip)

static void	nlastrip_get_endpoint_overlaps (NlaStrip strip, NlaTrack track, float start, float end)

static void	BKE_nlastrip_validate_autoblends (NlaTrack nlt, NlaStrip nls)

void	BKE_nla_validate_state (AnimData *adt)

bool	BKE_nla_action_is_stashed (AnimData adt, bAction act)

bool	BKE_nla_action_stash (AnimData *adt, const bool is_liboverride)

void	BKE_nla_action_pushdown (AnimData *adt, const bool is_liboverride)

bool	BKE_nla_tweakmode_enter (AnimData *adt)

void	BKE_nla_tweakmode_exit (AnimData *adt)

static void	blend_write_nla_strips (BlendWriter writer, ListBase strips)

static void	blend_data_read_nla_strips (BlendDataReader reader, ListBase strips)

static void	blend_lib_read_nla_strips (BlendLibReader reader, ID id, ListBase *strips)

static void	blend_read_expand_nla_strips (BlendExpander expander, ListBase strips)

void	BKE_nla_blend_write (BlendWriter writer, ListBase tracks)

void	BKE_nla_blend_read_data (BlendDataReader reader, ListBase tracks)

void	BKE_nla_blend_read_lib (BlendLibReader reader, ID id, ListBase *tracks)

void	BKE_nla_blend_read_expand (struct BlendExpander expander, struct ListBase tracks)

Variables
static CLG_LogRef	LOG = {"bke.nla"}

Macro Definition Documentation

◆ STASH_TRACK_NAME

#define STASH_TRACK_NAME DATA_("[Action Stash]")

Definition at line 1854 of file nla.c.

Function Documentation

◆ BKE_nla_action_is_stashed()

bool BKE_nla_action_is_stashed	(	AnimData *	adt,
		bAction *	act
	)

Definition at line 1862 of file nla.c.

References NlaStrip::act, ListBase::first, NlaTrack::name, NlaStrip::next, NlaTrack::next, AnimData::nla_tracks, STASH_TRACK_NAME, and NlaTrack::strips.

Referenced by BKE_nla_action_stash().

◆ BKE_nla_action_pushdown()

void BKE_nla_action_pushdown	(	AnimData *	adt,
		const bool	is_liboverride
	)

◆ BKE_nla_action_stash()

bool BKE_nla_action_stash	(	AnimData *	adt,
		const bool	is_liboverride
	)

Definition at line 1883 of file nla.c.

References AnimData::action, BKE_nla_action_is_stashed(), BKE_nlastrip_new(), BKE_nlastrip_validate_name(), BKE_nlatrack_add(), BKE_nlatrack_add_strip(), BLI_addhead(), BLI_assert, BLI_remlink(), BLI_strncpy(), BLI_uniquename(), CLOG_ERROR, ELEM, NlaStrip::flag, NlaTrack::flag, ListBase::last, LOG, NlaTrack::name, AnimData::nla_tracks, NLASTRIP_FLAG_ACTIVE, NLASTRIP_FLAG_SELECT, NLASTRIP_FLAG_SYNC_LENGTH, NLATRACK_MUTED, NLATRACK_PROTECTED, NULL, NlaTrack::prev, and STASH_TRACK_NAME.

Referenced by action_new_exec(), action_stash_create_exec(), and action_stash_exec().

◆ BKE_nla_add_soundstrip()

NlaStrip* BKE_nla_add_soundstrip	(	Main *	bmain,
		Scene *	scene,
		Speaker *	speaker
	)

Definition at line 401 of file nla.c.

References BKE_sound_info_get(), ceil(), NlaStrip::end, NlaStrip::extendmode, NlaStrip::flag, float(), FPS, SoundInfo::length, MEM_callocN, NLASTRIP_EXTEND_NOTHING, NLASTRIP_FLAG_SELECT, NLASTRIP_TYPE_SOUND, NlaStrip::repeat, NlaStrip::scale, scene, Speaker::sound, NlaStrip::type, and UNUSED_VARS.

Referenced by nlaedit_add_sound_exec(), and object_speaker_add_exec().

◆ BKE_nla_blend_read_data()

void BKE_nla_blend_read_data	(	BlendDataReader *	reader,
		ListBase *	tracks
	)

Definition at line 2284 of file nla.c.

References blend_data_read_nla_strips(), BLO_read_list(), LISTBASE_FOREACH, and tracks.

Referenced by BKE_animdata_blend_read_data().

◆ BKE_nla_blend_read_expand()

void BKE_nla_blend_read_expand	(	struct BlendExpander *	expander,
		struct ListBase *	tracks
	)

Definition at line 2308 of file nla.c.

References blend_read_expand_nla_strips(), LISTBASE_FOREACH, and tracks.

Referenced by BKE_animdata_blend_read_expand().

◆ BKE_nla_blend_read_lib()

void BKE_nla_blend_read_lib	(	BlendLibReader *	reader,
		ID *	id,
		ListBase *	tracks
	)

Definition at line 2295 of file nla.c.

References blend_lib_read_nla_strips(), id, ID::lib, LISTBASE_FOREACH, NLATRACK_OVERRIDELIBRARY_LOCAL, NULL, and tracks.

Referenced by BKE_animdata_blend_read_lib().

◆ BKE_nla_blend_write()

void BKE_nla_blend_write	(	BlendWriter *	writer,
		ListBase *	tracks
	)

Definition at line 2272 of file nla.c.

References blend_write_nla_strips(), BLO_write_struct, LISTBASE_FOREACH, and tracks.

Referenced by BKE_animdata_blend_write().

◆ BKE_nla_strip_foreach_id()

void BKE_nla_strip_foreach_id	(	NlaStrip *	strip,
		LibraryForeachIDData *	data
	)

Callback used by lib_query to walk over all ID usages (mimics foreach_id callback of IDTypeInfo structure).

Definition at line 441 of file nla.c.

References NlaStrip::act, BKE_fcurve_foreach_id(), BKE_LIB_FOREACHID_PROCESS, BKE_nla_strip_foreach_id(), data, NlaStrip::fcurves, IDWALK_CB_USER, LISTBASE_FOREACH, and NlaStrip::strips.

Referenced by BKE_animdata_foreach_id(), and BKE_nla_strip_foreach_id().

◆ BKE_nla_tracks_copy()

void BKE_nla_tracks_copy	(	Main *	bmain,
		ListBase *	dst,
		ListBase *	src,
		const int	flag
	)

Copy all NLA data.

Parameters

flag	Control ID pointers management, see LIB_ID_CREATE_.../LIB_ID_COPY_... flags in BKE_lib_id.h

Definition at line 257 of file nla.c.

References BKE_nlatrack_copy(), BLI_addtail(), BLI_listbase_clear(), ELEM, ListBase::first, NlaTrack::next, and NULL.

Referenced by BKE_animdata_copy(), and BKE_animdata_merge_copy().

◆ BKE_nla_tracks_free()

void BKE_nla_tracks_free	(	ListBase *	tracks,
		bool	do_id_user
	)

Definition at line 141 of file nla.c.

References BKE_nlatrack_free(), BLI_listbase_clear(), ELEM, ListBase::first, NlaTrack::next, NULL, and tracks.

Referenced by BKE_animdata_free().

◆ BKE_nla_tweakedit_remap()

float BKE_nla_tweakedit_remap	(	AnimData *	adt,
		float	cframe,
		short	mode
	)

Definition at line 582 of file nla.c.

References AnimData::act_track, AnimData::actstrip, ADT_NLA_EDIT_NOMAP, ADT_NLA_EDIT_ON, BKE_nlastrip_find_active(), BKE_nlatrack_find_active(), BKE_nlatrack_find_tweaked(), NlaStrip::flag, AnimData::flag, AnimData::nla_tracks, NLASTRIP_FLAG_USR_TIME, nlastrip_get_frame(), and NULL.

Referenced by achannel_setting_slider_cb(), achannel_setting_slider_shapekey_cb(), actkeys_find_key_in_list_element(), actkeys_mselect_column(), applyTimeScaleValue(), applyTimeSlideValue(), bezt_nlamapping_apply(), bezt_nlamapping_restore(), bezt_to_transdata(), box_select_action(), columnselect_action_keys(), columnselect_graph_keys(), createTransActionData(), delete_key_v3d_exec(), delete_keyframe(), doAnimEdit_SnapFrame(), draw_fcurve_curve(), draw_fcurve_modifier_controls_envelope(), flushTransGraphData(), get_keyframe_extents(), graphkeys_click_insert_exec(), graphkeys_mselect_column(), initTimeSlide(), insert_action_keys(), insert_graph_keys(), nla_time_remap(), object_frame_has_keyframe(), pose_slide_apply(), pose_slide_init(), pose_slide_invoke_common(), region_select_action_keys(), summary_keyframes_loop(), and ui_but_anim_flag().

◆ BKE_nla_tweakmode_enter()

bool BKE_nla_tweakmode_enter ( AnimData * adt )

Definition at line 2034 of file nla.c.

References NlaStrip::act, AnimData::act_track, AnimData::action, AnimData::actstrip, ADT_NLA_EDIT_ON, BKE_nlastrip_find_active(), ELEM, ListBase::first, NlaStrip::flag, NlaTrack::flag, AnimData::flag, G, G_DEBUG, bAction::id, id_us_plus(), ListBase::last, NlaStrip::next, NlaTrack::next, AnimData::nla_tracks, NLASTRIP_FLAG_ACTIVE, NLASTRIP_FLAG_SELECT, NLASTRIP_FLAG_TWEAKUSER, NLATRACK_ACTIVE, NLATRACK_DISABLED, NLATRACK_SELECTED, NULL, NlaTrack::prev, NlaTrack::strips, and AnimData::tmpact.

Referenced by action_layer_switch_strip(), and nlaedit_enable_tweakmode_exec().

◆ BKE_nla_tweakmode_exit()

void BKE_nla_tweakmode_exit ( AnimData * adt )

◆ BKE_nla_validate_state()

void BKE_nla_validate_state ( AnimData * adt )

Definition at line 1800 of file nla.c.

References BKE_nlastrip_validate_autoblends(), NlaStrip::blendmode, ELEM, NlaStrip::extendmode, ListBase::first, NlaStrip::next, NlaTrack::next, AnimData::nla_tracks, NLASTRIP_EXTEND_HOLD, NLASTRIP_EXTEND_HOLD_FORWARD, NLASTRIP_EXTEND_NOTHING, NLASTRIP_MODE_REPLACE, NULL, NlaStrip::start, and NlaTrack::strips.

Referenced by ED_nla_postop_refresh().

◆ BKE_nlameta_add_strip()

bool BKE_nlameta_add_strip	(	NlaStrip *	mstrip,
		NlaStrip *	strip
	)

Definition at line 861 of file nla.c.

References BKE_nlastrips_add_strip(), BKE_nlastrips_has_space(), BLI_addhead(), BLI_addtail(), ELEM, NlaStrip::end, NlaStrip::next, NULL, NlaStrip::prev, NlaStrip::start, and NlaStrip::strips.

◆ BKE_nlameta_flush_transforms()

void BKE_nlameta_flush_transforms ( NlaStrip * mstrip )

Definition at line 912 of file nla.c.

References BKE_nlameta_flush_transforms(), ELEM, NlaStrip::end, ListBase::first, IS_EQF, ListBase::last, NlaStrip::next, NLASTRIP_TYPE_META, NULL, ptr, RNA_float_set(), RNA_NlaStrip, RNA_pointer_create(), NlaStrip::start, NlaStrip::strips, and NlaStrip::type.

Referenced by BKE_nlameta_flush_transforms(), nlaedit_snap_exec(), nlaedit_swap_exec(), and recalcData_nla().

◆ BKE_nlastack_add_strip()

NlaStrip* BKE_nlastack_add_strip	(	AnimData *	adt,
		bAction *	act,
		const bool	is_liboverride
	)

Definition at line 368 of file nla.c.

References BKE_nlastrip_new(), BKE_nlastrip_validate_name(), BKE_nlatrack_add(), BKE_nlatrack_add_strip(), ELEM, ListBase::last, AnimData::nla_tracks, and NULL.

Referenced by animrecord_check_state(), and BKE_nla_action_pushdown().

◆ BKE_nlastrip_copy()

NlaStrip* BKE_nlastrip_copy	(	Main *	bmain,
		NlaStrip *	strip,
		const bool	use_same_action,
		const int	flag
	)

Copy NLA strip

Parameters

use_same_action	When true, the existing action is used (instead of being duplicated)
flag	Control ID pointers management, see LIB_ID_CREATE_.../LIB_ID_COPY_... flags in BKE_lib_id.h

Definition at line 169 of file nla.c.

References NlaStrip::act, BKE_fcurves_copy(), BKE_id_copy_ex(), BKE_nlastrip_copy(), BLI_addtail(), BLI_listbase_clear(), copy_fmodifiers(), NlaStrip::fcurves, ListBase::first, bAction::id, id_us_plus(), LIB_ID_CREATE_NO_USER_REFCOUNT, MEM_dupallocN, NlaStrip::modifiers, NlaStrip::next, NULL, NlaStrip::prev, and NlaStrip::strips.