Functions
bool	SEQ_transform_sequence_can_be_translated (const Sequence *seq)

bool	SEQ_transform_single_image_check (const Sequence *seq)

bool	SEQ_transform_test_overlap (const Scene scene, ListBase seqbasep, Sequence *test)

bool	SEQ_transform_test_overlap_seq_seq (const Scene scene, Sequence seq1, Sequence *seq2)

void	SEQ_transform_translate_sequence (Scene evil_scene, Sequence seq, int delta)

bool	SEQ_transform_seqbase_shuffle_ex (ListBase seqbasep, Sequence test, Scene *evil_scene, int channel_delta)

bool	SEQ_transform_seqbase_shuffle (ListBase seqbasep, Sequence test, Scene *evil_scene)

bool	SEQ_transform_seqbase_shuffle_time (blender::Span< Sequence * > strips_to_shuffle, blender::Span< Sequence * > time_dependent_strips, ListBase seqbasep, Scene evil_scene, ListBase *markers, bool use_sync_markers)

bool	SEQ_transform_seqbase_shuffle_time (blender::Span< Sequence * > strips_to_shuffle, ListBase seqbasep, Scene evil_scene, ListBase *markers, bool use_sync_markers)

void	SEQ_transform_handle_overlap (Scene scene, ListBase seqbasep, blender::Span< Sequence * > transformed_strips, blender::Span< Sequence * > time_dependent_strips, bool use_sync_markers)

void	SEQ_transform_handle_overlap (Scene scene, ListBase seqbasep, blender::Span< Sequence * > transformed_strips, bool use_sync_markers)

bool	SEQ_transform_seqbase_isolated_sel_check (ListBase *seqbase)

void	SEQ_transform_offset_after_frame (Scene scene, ListBase seqbase, int delta, int timeline_frame)

bool	SEQ_transform_is_locked (ListBase channels, const Sequence seq)

void	SEQ_image_transform_mirror_factor_get (const Sequence *seq, float r_mirror[2])

void	SEQ_image_transform_origin_offset_pixelspace_get (const Scene scene, const Sequence seq, float r_origin[2])

void	SEQ_image_transform_quad_get (const Scene scene, const Sequence seq, bool apply_rotation, float r_quad[4][2])

void	SEQ_image_transform_final_quad_get (const Scene scene, const Sequence seq, float r_quad[4][2])

void	SEQ_image_preview_unit_to_px (const Scene *scene, const float co_src[2], float co_dst[2])

void	SEQ_image_preview_unit_from_px (const Scene *scene, const float co_src[2], float co_dst[2])

void	SEQ_image_transform_bounding_box_from_collection (Scene scene, blender::Span< Sequence > strips, bool apply_rotation, float r_min[2], float r_max[2])

Function Documentation

◆ SEQ_image_preview_unit_from_px()

void SEQ_image_preview_unit_from_px	(	const Scene *	scene,
		const float	co_src[2],
		float	co_dst[2] )

Definition at line 719 of file strip_transform.cc.

Referenced by sequencer_set_2d_cursor_exec().

◆ SEQ_image_preview_unit_to_px()

void SEQ_image_preview_unit_to_px	(	const Scene *	scene,
		const float	co_src[2],
		float	co_dst[2] )

Definition at line 713 of file strip_transform.cc.

Referenced by calculateCenterCursor2D(), gizmo2d_calc_bounds(), gizmo2d_calc_transform_pivot(), sequencer_preview_region_draw(), and setTransformViewAspect().

◆ SEQ_image_transform_bounding_box_from_collection()

void SEQ_image_transform_bounding_box_from_collection	(	Scene *	scene,
		blender::Span< Sequence * >	strips,
		bool	apply_rotation,
		float	r_min[2],
		float	r_max[2] )

Get viewport axis aligned bounding box from a collection of sequences. The collection must have one or more strips

Parameters

scene	Scene in which strips are located
strips	Collection of strips to get the bounding box from
apply_rotation	Include sequence rotation transform in the bounding box calculation
r_min	Minimum x and y values
r_max	Maximum x and y values

Definition at line 725 of file strip_transform.cc.

References INIT_MINMAX2, minmax_v2v2_v2(), quad, and SEQ_image_transform_quad_get().

Referenced by gizmo2d_calc_bounds(), and seq_view_collection_rect_preview().

◆ SEQ_image_transform_final_quad_get()

void SEQ_image_transform_final_quad_get	(	const Scene *	scene,
		const Sequence *	seq,
		float	r_quad[4][2] )

Get 4 corner points of strip image. Corner vectors are in viewport space.

Parameters

scene	Scene in which strips are located
seq	Sequence to calculate transformed image quad
r_quad	array of 4 2D vectors

Definition at line 706 of file strip_transform.cc.

References seq_image_transform_quad_get_ex().

Referenced by get_strip_screen_quad(), seq_box_select_rect_image_isect(), seq_draw_image_origin_and_outline(), seq_point_image_isect(), seq_snap_source_points_build_preview(), and seq_snap_target_points_build_preview().

◆ SEQ_image_transform_mirror_factor_get()

void SEQ_image_transform_mirror_factor_get	(	const Sequence *	seq,
		float	r_mirror[2] )

Definition at line 606 of file strip_transform.cc.

References Sequence::flag, SEQ_FLIPX, and SEQ_FLIPY.

Referenced by gizmo2d_calc_rotation(), recalcData_sequencer_image(), SEQ_image_transform_origin_offset_pixelspace_get(), and seq_image_transform_quad_get_ex().

◆ SEQ_image_transform_origin_offset_pixelspace_get()

void SEQ_image_transform_origin_offset_pixelspace_get	(	const Scene *	scene,
		const Sequence *	seq,
		float	r_origin[2] )

Get strip transform origin offset from image center NOTE: This function does not apply axis mirror.

Parameters

scene	Scene in which strips are located
seq	Sequence to calculate image transform origin
r_origin	return value

Definition at line 619 of file strip_transform.cc.

References mul_v2_v2(), StripElem::orig_height, StripElem::orig_width, SEQ_image_transform_mirror_factor_get(), Sequence::strip, Strip::stripdata, Strip::transform, and StripTransform::xofs.

Referenced by seq_draw_image_origin_and_outline(), seq_get_strip_pivot_median(), seq_select_seq_from_preview(), seq_snap_source_points_build_preview(), seq_snap_target_points_build_preview(), and SeqToTransData().

◆ SEQ_image_transform_quad_get()

void SEQ_image_transform_quad_get	(	const Scene *	scene,
		const Sequence *	seq,
		bool	apply_rotation,
		float	r_quad[4][2] )

Get 4 corner points of strip image, optionally without rotation component applied. Corner vectors are in viewport space.

Parameters

scene	Scene in which strips are located
seq	Sequence to calculate transformed image quad
apply_rotation	Apply sequence rotation transform to the quad
r_quad	array of 4 2D vectors

Definition at line 698 of file strip_transform.cc.

References seq_image_transform_quad_get_ex().

Referenced by SEQ_image_transform_bounding_box_from_collection().

◆ SEQ_transform_handle_overlap() [1/2]

void SEQ_transform_handle_overlap	(	Scene *	scene,
		ListBase *	seqbasep,
		blender::Span< Sequence * >	transformed_strips,
		blender::Span< Sequence * >	time_dependent_strips,
		bool	use_sync_markers )

Definition at line 546 of file strip_transform.cc.

References SEQ_OVERLAP_EXPAND, SEQ_OVERLAP_OVERWRITE, SEQ_OVERLAP_SHUFFLE, SEQ_tool_settings_overlap_mode_get(), seq_transform_handle_expand_to_fit(), seq_transform_handle_overlap_shuffle(), seq_transform_handle_overwrite(), SEQ_transform_seqbase_shuffle(), and SEQ_transform_test_overlap().

◆ SEQ_transform_handle_overlap() [2/2]

void SEQ_transform_handle_overlap	(	Scene *	scene,
		ListBase *	seqbasep,
		blender::Span< Sequence * >	transformed_strips,
		bool	use_sync_markers )

Definition at line 537 of file strip_transform.cc.

References SEQ_transform_handle_overlap().

Referenced by freeSeqData(), freeSeqData(), retiming_key_overlap(), seq_load_apply_generic_options(), SEQ_transform_handle_overlap(), sequencer_add_movie_multiple_strips(), and sequencer_add_movie_single_strip().

◆ SEQ_transform_is_locked()

bool SEQ_transform_is_locked	(	ListBase *	channels,
		const Sequence *	seq )

Check if seq can be moved. This function also checks SeqTimelineChannel flag.

Definition at line 599 of file strip_transform.cc.

References Sequence::flag, Sequence::machine, SEQ_channel_get_by_index(), SEQ_channel_is_locked(), SEQ_IGNORE_CHANNEL_LOCK, and SEQ_LOCK.

Referenced by ED_sequencer_can_select_handle(), screen_ctx_selected_editable_sequences(), seq_edit_split_operation_permitted_check(), SeqTransInfo(), sequencer_mute_exec(), sequencer_offset_clear_exec(), sequencer_slip_strips(), sequencer_snap_exec(), sequencer_swap_exec(), sequencer_unmute_exec(), strip_data_handle_flags_set(), and strip_data_lock_flags_set().

◆ SEQ_transform_offset_after_frame()

void SEQ_transform_offset_after_frame	(	Scene *	scene,
		ListBase *	seqbase,
		int	delta,
		int	timeline_frame )

Move strips and markers (if not locked) that start after timeline_frame by delta frames

Parameters

scene	Scene in which strips are located
seqbase	ListBase in which strips are located
delta	offset in frames to be applied
timeline_frame	frame on timeline from where strips are moved

Definition at line 578 of file strip_transform.cc.

References LISTBASE_FOREACH, SEQ_relations_invalidate_cache_preprocessed(), SEQ_time_left_handle_frame_get(), and SEQ_transform_translate_sequence().

Referenced by SEQ_edit_remove_gaps(), and sequencer_gap_insert_exec().

◆ SEQ_transform_seqbase_isolated_sel_check()

bool SEQ_transform_seqbase_isolated_sel_check ( ListBase * seqbase )

Check if the selected seq's reference unselected seq's.

Definition at line 38 of file strip_transform.cc.

References LISTBASE_FOREACH, SELECT, and SEQ_TYPE_EFFECT.

Referenced by sequencer_clipboard_copy_exec(), and sequencer_meta_make_exec().

◆ SEQ_transform_seqbase_shuffle()

bool SEQ_transform_seqbase_shuffle	(	ListBase *	seqbasep,
		Sequence *	test,
		Scene *	evil_scene )

Definition at line 174 of file strip_transform.cc.

References SEQ_transform_seqbase_shuffle_ex().

Referenced by segment_speed_set_exec(), SEQ_edit_move_strip_to_seqbase(), seq_load_apply_generic_options(), seq_transform_cancel(), SEQ_transform_handle_overlap(), sequencer_clipboard_paste_exec(), sequencer_meta_make_exec(), sequencer_meta_separate_exec(), sequencer_offset_clear_exec(), sequencer_reload_exec(), sequencer_separate_images_exec(), sequencer_snap_exec(), sequencer_swap_exec(), and strip_speed_set_exec().

◆ SEQ_transform_seqbase_shuffle_ex()

bool SEQ_transform_seqbase_shuffle_ex	(	ListBase *	seqbasep,
		Sequence *	test,
		Scene *	evil_scene,
		int	channel_delta )

Returns: 0 if there weren't enough space.

Definition at line 135 of file strip_transform.cc.

References BLI_assert, ELEM, LISTBASE_FOREACH, Sequence::machine, max_ii(), SEQ_is_valid_strip_channel(), SEQ_MAX_CHANNELS, SEQ_time_left_handle_frame_get(), SEQ_time_right_handle_frame_get(), SEQ_transform_test_overlap(), SEQ_transform_translate_sequence(), and Sequence::start.

Referenced by SEQ_transform_seqbase_shuffle().

◆ SEQ_transform_seqbase_shuffle_time() [1/2]

bool SEQ_transform_seqbase_shuffle_time	(	blender::Span< Sequence * >	strips_to_shuffle,
		blender::Span< Sequence * >	time_dependent_strips,
		ListBase *	seqbasep,
		Scene *	evil_scene,
		ListBase *	markers,
		bool	use_sync_markers )

Definition at line 244 of file strip_transform.cc.

References false, blender::Span< T >::is_empty(), LISTBASE_FOREACH, ToolSettings::lock_markers, markers, SELECT, SEQ_offset_animdata(), SEQ_transform_translate_sequence(), shuffle_seq_time_offset_get(), and Scene::toolsettings.

◆ SEQ_transform_seqbase_shuffle_time() [2/2]

bool SEQ_transform_seqbase_shuffle_time	(	blender::Span< Sequence * >	strips_to_shuffle,
		ListBase *	seqbasep,
		Scene *	evil_scene,
		ListBase *	markers,
		bool	use_sync_markers )