Interface for a track that has lanes. More...

#include <src/gui/dsp/laned_track.h>

Inheritance diagram for LanedTrackImpl< TrackLaneT >:

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Collaboration diagram for LanedTrackImpl< TrackLaneT >:

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Public Types
using	RegionT = typename TrackLaneT::RegionT

using	TrackLaneType = TrackLaneT

Public Types inherited from Track
enum class	Type { Instrument , Audio , Master , Chord , Marker , Tempo , Modulator , AudioBus , AudioGroup , Midi , MidiBus , MidiGroup , Folder }
	The Track's type. More...

using	PortType = dsp::PortType

using	PluginRegistry = gui::old_dsp::plugins::PluginRegistry

using	PluginPtrVariant = PluginRegistry::VariantType

using	PluginSlot = plugins::PluginSlot

using	TrackSelectionStatusGetter = std::function<bool (const TrackUuid &)>

using	Color = zrythm::utils::Color

using	Position = zrythm::dsp::Position

Public Types inherited from IPortOwner
using	TrackUuid = dsp::PortIdentifier::TrackUuid

using	PluginUuid = dsp::PortIdentifier::PluginUuid

using	PortUuid = dsp::PortIdentifier::PortUuid

Public Member Functions
void	init_loaded (PluginRegistry &plugin_registry, PortRegistry &port_registry) override
	Adds additional metadata to track members after deserialization.

bool	create_missing_lanes (int pos)
	Creates missing TrackLane's until pos.

void	remove_empty_last_lanes ()
	Removes the empty last lanes of the Track (except the last one).

bool	has_soloed_lanes () const
	Returns whether the track has any soloed lanes.

double	get_visible_lane_heights () const
	Gets the total height of all visible lanes (if any).

void	generate_lanes ()
	Generates lanes for the track.

void	clear_objects () override
	Removes all objects recursively from the track.

void	get_regions_in_range (std::vector< Region * > &regions, const dsp::Position p1, const dsp::Position p2) override
	Returns all the regions inside the given range, or all the regions if both p1 and p2 are NULL.

int	get_lane_index (const TrackLaneT &lane) const

TrackLaneT &	get_lane_at (const size_t index)

Public Member Functions inherited from LanedTrack
void	set_lanes_visible (bool visible)
	Set lanes visible and fire events.

Public Member Functions inherited from Track
Tracklist *	get_tracklist () const

dsp::PortConnectionsManager *	get_port_connections_manager () const

bool	has_piano_roll () const

bool	should_be_visible () const
	Returns whether the track should be visible.

bool	is_tempo () const

bool	is_folder () const

bool	is_audio_group () const

bool	is_midi_group () const

bool	is_audio_bus () const

bool	is_midi_bus () const

bool	is_modulator () const

bool	is_chord () const

bool	is_marker () const

bool	is_audio () const

bool	is_instrument () const

bool	is_midi () const

bool	is_master () const

bool	is_deletable () const

bool	is_copyable () const

template<typename DerivedT> requires std::derived_from<base_type<DerivedT>, Track> && FinalClass<base_type<DerivedT>>
double	get_full_visible_height (this DerivedT &&self)
	Returns the full visible height (main height + height of all visible automation tracks + height of all visible lanes).

template<typename DerivedT> requires std::derived_from<base_type<DerivedT>, Track> && FinalClass<base_type<DerivedT>>
bool	multiply_heights (this DerivedT &&self, double multiplier, bool visible_only, bool check_only)

bool	is_auditioner () const
	Whether this track is part of the SampleProcessor auditioner tracklist.

bool	can_be_group_target () const

bool	is_frozen () const

template<FinalRegionSubclass RegionT, FinalClass SelfT>
void	insert_region (this SelfT &self, ArrangerObjectUuidReference region_ref, AutomationTrack *at, std::optional< int > lane_pos, std::optional< int > idx, bool gen_name)
	Inserts a Region to the given lane or AutomationTrack of the track, at the given index.

void	write_audio_clip_to_pool_after_adding_audio_region (AudioClip &clip) const

template<FinalRegionSubclass RegionT>
void	add_region (this auto &self, auto region_ref, AutomationTrack *at, std::optional< int > lane_pos, bool gen_name)
	Appends a Region to the given lane or AutomationTrack of the track.

void	append_objects (std::vector< ArrangerObjectPtrVariant > &objects) const
	Appends all the objects in the track to `objects`.

void	unselect_all ()
	Unselects all arranger objects in the track.

template<typename DerivedT> requires std::derived_from<base_type<DerivedT>, Track> && FinalClass<base_type<DerivedT>>
bool	contains_uninstantiated_plugin (this DerivedT &&self)

utils::Utf8String	get_node_name () const override
	Returns a human friendly name of the node.

virtual bool	validate () const =0
	Verifies the identifiers on a live Track (in the project, not a clone).

void	add_folder_parents (std::vector< FoldableTrack * > &parents, bool prepend) const
	Adds the track's folder parents to the given vector.

FoldableTrack *	get_direct_folder_parent () const
	Returns the closest foldable parent or NULL.

void	remove_from_folder_parents ()
	Remove the track from all folders.

utils::Utf8String	get_name () const
	Getter for the track name.

bool	set_name_with_action_full (const utils::Utf8String &name)
	Internally called by set_name_with_action().

void	set_name_with_action (const utils::Utf8String &name)
	Setter to be used by the UI to create an undoable action.

void	set_name (const Tracklist &tracklist, const utils::Utf8String &name, bool pub_events)
	Setter for the track name.

utils::Utf8String	get_unique_name (const Tracklist &tracklist, const utils::Utf8String &name)
	Returns a unique name for a new track based on the given name.

void	update_positions (bool from_ticks, bool bpm_change, dsp::FramesPerTick frames_per_tick)
	Updates the frames/ticks of each position in each child of the track recursively.

int	get_index () const

void	set_index (int index)

auto	get_input_signal_type () const

auto	get_output_signal_type () const

template<typename DerivedT> requires std::derived_from<base_type<DerivedT>, Track> && FinalClass<base_type<DerivedT>>
void	get_plugins (this DerivedT &&self, std::vector< zrythm::gui::old_dsp::plugins::Plugin * > &arr)
	Fills in the given array with all plugins in the track.

template<typename DerivedT> requires std::derived_from<base_type<DerivedT>, Track> && FinalClass<base_type<DerivedT>>
void	activate_all_plugins (this DerivedT &&self, bool activate)
	Activate or deactivate all plugins.

utils::Utf8String	get_comment () const

void	set_comment (const utils::Utf8String &comment, bool undoable)

void	set_comment_with_action (const utils::Utf8String &comment)

void	set_color (const Color &color, bool undoable, bool fire_events)
	Sets the track color.

void	set_icon (const utils::Utf8String &icon_name, bool undoable, bool fire_events)
	Sets the track icon.

virtual void	append_ports (std::vector< Port * > &ports, bool include_plugins) const =0
	Appends all channel ports and optionally plugin ports to the array.

void	track_freeze (bool freeze)
	Freezes or unfreezes the track.

template<typename DerivedT> requires std::derived_from<base_type<DerivedT>, Track> && FinalClass<base_type<DerivedT>>
PluginPtrVariant	insert_plugin (this DerivedT &&self, PluginUuid plugin_id, plugins::PluginSlot slot, bool instantiate_plugin, bool replacing_plugin, bool moving_plugin, bool confirm, bool gen_automatables, bool recalc_graph, bool fire_events)
	Wrapper over Channel.add_plugin() and ModulatorTrack.insert_modulator().

template<typename SelfT> requires ( std::derived_from<SelfT, ChannelTrack> \|\| std::is_same_v<SelfT, ModulatorTrack>)
void	remove_plugin (this SelfT &self, plugins::PluginSlot slot)
	Wrapper over Channel::remove_plugin() and ModulatorTrack::remove_modulator().

template<typename SelfT> requires ( std::derived_from<SelfT, ChannelTrack> \|\| std::is_same_v<SelfT, ModulatorTrack>)
plugins::PluginSlot	get_plugin_slot (this const SelfT &self, const PluginUuid &plugin_id)

void	disconnect_track ()
	Disconnects the track from the processing chain and removes any plugins it contains.

bool	is_enabled () const

bool	get_enabled () const

bool	get_disabled () const

void	set_enabled (bool enabled)

void	set_enabled (bool enabled, bool trigger_undo, bool auto_select, bool fire_events)

int	get_total_bars (const Transport &transport, int total_bars) const

void	set_caches (CacheType types)
	Set various caches (snapshots, track name hash, plugin input/output ports, etc).

bool	is_in_active_project () const override

void	set_port_metadata_from_owner (dsp::PortIdentifier &id, PortRange &range) const override
	Function that will be called by the Port to update the identifier's relevant members based on this port owner.

utils::Utf8String	get_full_designation_for_port (const dsp::PortIdentifier &id) const override

virtual bool	get_muted () const

virtual bool	get_listened () const

virtual bool	get_implied_soloed () const
	Returns whether the track is not soloed on its own but its direct out (or its direct out's direct out, etc.) is soloed.

virtual bool	get_soloed () const

void	set_selection_status_getter (TrackSelectionStatusGetter getter)

void	unset_selection_status_getter ()

auto &	get_plugin_registry () const

auto &	get_plugin_registry ()

auto &	get_port_registry () const

auto &	get_port_registry ()

auto &	get_object_registry () const

auto &	get_object_registry ()

auto	get_type () const

auto	get_icon_name () const

Public Member Functions inherited from zrythm::dsp::graph::IProcessable
virtual nframes_t	get_single_playback_latency () const
	Returns the latency of only the given processable, without adding the previous/next latencies.

virtual void	process_block (EngineProcessTimeInfo time_nfo)

virtual void	clear_external_buffer (nframes_t block_length)

virtual bool	needs_external_buffer_clear_on_early_return () const

Public Member Functions inherited from IPortOwner
virtual void	on_control_change_event (const PortUuid &port_uuid, const dsp::PortIdentifier &id, float val)
	Will be called when a control port's value changes.

virtual void	on_midi_activity (const dsp::PortIdentifier &id)
	Called during processing if the MIDI port contains new MIDI events.

virtual bool	should_sum_data_from_backend () const
	Whether during processing, the port should sum the data from its backend buffers coming in.

virtual bool	should_bounce_to_master (utils::audio::BounceStep step) const
	Whether the port should add its data to the master output when bouncing.

virtual bool	are_events_on_midi_channel_approved (midi_byte_t channel) const
	Returns whether MIDI events on this channel on an input port should be processed (not ignored).

Public Member Functions inherited from zrythm::utils::UuidIdentifiableObject< Track >
	UuidIdentifiableObject (const Uuid &id)

	UuidIdentifiableObject (const UuidIdentifiableObject &other)=default

	UuidIdentifiableObject (UuidIdentifiableObject &&other)=default

UuidIdentifiableObject &	operator= (const UuidIdentifiableObject &other)=default

UuidIdentifiableObject &	operator= (UuidIdentifiableObject &&other)=default

auto	get_uuid () const

void	copy_members_from (const UuidIdentifiableObject &other)

Data Fields
TrackLaneList	lanes_
	Lanes in this track containing Regions.

std::vector< std::unique_ptr< TrackLaneT > >	lane_snapshots_
	Snapshots used during playback.

Data Fields inherited from LanedTrack
bool	lanes_visible_ = false
	Flag to set lanes visible or not.

int	last_lane_idx_ = 0
	Lane index of region before recording paused.

int	last_lane_created_ = 0
	Last lane created during this drag.

bool	block_auto_creation_and_deletion_ = false
	Block auto-creating or deleting lanes.

Data Fields inherited from Track
bool	bounce_ {}
	Set to ON during bouncing if this track should be included.

bool	bounce_to_master_ = false
	Whether to temporarily route the output to master (e.g., when bouncing the track on its own without its parents).

bool	disconnecting_ = false
	Whether currently disconnecting.

bool	trigger_midi_activity_ = false
	Flag to tell the UI that this channel had MIDI activity.

std::optional< AudioClip::Uuid >	frozen_clip_id_
	Pool ID of the clip if track is frozen (unset if not frozen).

Tracklist *	tracklist_ = nullptr
	Pointer to owner tracklist, if any.

std::optional< TrackSelectionStatusGetter >	track_selection_status_getter_
	Track selection status getter.

Protected Member Functions
void	copy_members_from (const LanedTrackImpl &other, ObjectCloneType clone_type)

bool	validate_base () const

void	set_playback_caches () override
	Set the playback caches for a track.

Protected Member Functions inherited from Track
	Track (Type type, PortType in_signal_type, PortType out_signal_type, PluginRegistry &plugin_registry, PortRegistry &port_registry, ArrangerObjectRegistry &obj_registry)
	Constructor to be used by subclasses.

void	copy_members_from (const Track &other, ObjectCloneType clone_type)

bool	validate_base () const

void	add_region_if_in_range (const dsp::Position p1, const dsp::Position p2, std::vector< Region * > &regions, Region *region)

Friends
void	to_json (nlohmann::json &j, const LanedTrackImpl &track)

void	from_json (const nlohmann::json &j, LanedTrackImpl &track)

Additional Inherited Members
Static Public Member Functions inherited from Track
static Fader::Type	type_get_prefader_type (const Type type)
	Returns the prefader type.

static constexpr bool	type_can_have_direct_out (Type type)

static bool	type_can_have_region_type (Type type, ArrangerObject::Type region_type)

static constexpr bool	type_is_copyable (Type type)

static constexpr bool	type_is_deletable (Type type)
	Returns whether a track of the given type should be deletable by the user.

static Type	type_get_from_plugin_descriptor (const zrythm::plugins::PluginDescriptor &descr)

static consteval bool	type_has_mono_compat_switch (const Type tt)

static constexpr bool	type_is_compatible_for_moving (const Type type1, const Type type2)
	Returns if regions in tracks from `type1` can be moved to `type2`.

static constexpr bool	type_has_piano_roll (const Type type)
	Returns if the Track should have a piano roll.

static constexpr bool	type_has_inputs (const Type type)
	Returns if the Track should have an inputs selector.

static bool	type_can_be_group_target (const Type type)
	Returns if the Track can be a direct route target.

template<typename T>
static consteval Type	get_type_for_class ()

static TrackUniquePtrVariant	create_unique_from_type (Type type)

static Track *	from_variant (const TrackPtrVariant &variant)

static bool	is_plugin_descriptor_valid_for_slot_type (const plugins::PluginDescriptor &descr, zrythm::plugins::PluginSlotType slot_type, Track::Type track_type)
	Returns if `descr` can be dropped at `slot_type` in a track of type `track_type`.

static void	create_with_action (Type type, const zrythm::plugins::PluginConfiguration pl_setting, const FileDescriptor file_descr, const dsp::Position *pos, int index, int num_tracks, int disable_track_idx, TracksReadyCallback ready_cb)
	Creates a new track with the given parameters.

static Track *	create_empty_at_idx_with_action (Type type, int index)
	Creates a new empty track at the given index.

static Track *	create_for_plugin_at_idx_w_action (Type type, const zrythm::plugins::PluginConfiguration *pl_setting, int index)
	Creates a new track for the given plugin at the given index.

template<typename T = Track>
static T *	create_for_plugin_at_idx_w_action (const zrythm::plugins::PluginConfiguration *pl_setting, int index)

static Track *	create_empty_with_action (Type type)
	Creates a new empty track at the end of the tracklist.

template<typename T = Track>
static T *	create_empty_with_action ()

static TrackUniquePtrVariant	create_track (Type type, const utils::Utf8String &name, int pos)
	Create a track of the given type with the given name and position.

Static Public Attributes inherited from Track
static constexpr int	MIN_HEIGHT = 26

static constexpr int	DEF_HEIGHT = 52

Protected Attributes inherited from Track
PluginRegistry &	plugin_registry_

PortRegistry &	port_registry_

ArrangerObjectRegistry &	object_registry_

int	pos_ = 0
	Position in the Tracklist.

Type	type_ = {}
	The type of track this is.

utils::Utf8String	name_
	Track name, used in channel too.

utils::Utf8String	icon_name_
	Icon name of the track.

bool	visible_ = true
	Track Widget created dynamically.

bool	filtered_ = false
	Track will be hidden if true (temporary and not serializable).

double	main_height_ { DEF_HEIGHT }
	Height of the main part (without lanes).

bool	enabled_ = true
	Active (enabled) or not.

Color	color_
	Track color.

PortType	in_signal_type_ = {}
	The input signal type (eg audio bus tracks have audio input signals).

PortType	out_signal_type_ = {}
	The output signal type (eg midi tracks have MIDI output signals).

utils::Utf8String	comment_
	User comments.

Detailed Description

template<typename TrackLaneT>
class LanedTrackImpl< TrackLaneT >

Interface for a track that has lanes.

Definition at line 86 of file laned_track.h.

Member Typedef Documentation

◆ RegionT

template<typename TrackLaneT>

using LanedTrackImpl< TrackLaneT >::RegionT = typename TrackLaneT::RegionT

Definition at line 89 of file laned_track.h.

◆ TrackLaneType

template<typename TrackLaneT>

using LanedTrackImpl< TrackLaneT >::TrackLaneType = TrackLaneT

Definition at line 90 of file laned_track.h.

Member Function Documentation

◆ clear_objects()

template<typename TrackLaneT>

void LanedTrackImpl< TrackLaneT >::clear_objects ( )

overridevirtual

Removes all objects recursively from the track.

Reimplemented from Track.

Reimplemented in PianoRollTrack.

◆ create_missing_lanes()

template<typename TrackLaneT>

bool LanedTrackImpl< TrackLaneT >::create_missing_lanes ( int pos )

Creates missing TrackLane's until pos.

Returns: Whether a new lane was created.

◆ generate_lanes()

template<typename TrackLaneT>

void LanedTrackImpl< TrackLaneT >::generate_lanes ( )

inline

Generates lanes for the track.

Should be called as soon as the track is created.

Definition at line 134 of file laned_track.h.

◆ get_lane_at()

template<typename TrackLaneT>

TrackLaneT & LanedTrackImpl< TrackLaneT >::get_lane_at ( const size_t index )

inline

Definition at line 153 of file laned_track.h.

◆ get_lane_index()

template<typename TrackLaneT>

int LanedTrackImpl< TrackLaneT >::get_lane_index ( const TrackLaneT & lane ) const

inline

Definition at line 143 of file laned_track.h.

◆ get_regions_in_range()

template<typename TrackLaneT>

void LanedTrackImpl< TrackLaneT >::get_regions_in_range	(	std::vector< Region * > &	regions,
		const dsp::Position *	p1,
		const dsp::Position *	p2 )

overridevirtual

Returns all the regions inside the given range, or all the regions if both p1 and p2 are NULL.

Returns: The number of regions returned.

Reimplemented from Track.

◆ has_soloed_lanes()

template<typename TrackLaneT>

bool LanedTrackImpl< TrackLaneT >::has_soloed_lanes ( ) const

inline

Returns whether the track has any soloed lanes.

Definition at line 117 of file laned_track.h.

◆ init_loaded()

template<typename TrackLaneT>

void LanedTrackImpl< TrackLaneT >::init_loaded	(	PluginRegistry &	plugin_registry,
		PortRegistry &	port_registry )

inlineoverridevirtual

Adds additional metadata to track members after deserialization.

Note: Each implementor must chain up to its direct superclass.

Implements Track.

Reimplemented in MidiTrack, and PianoRollTrack.

Definition at line 97 of file laned_track.h.

◆ set_playback_caches()

template<typename TrackLaneT>

void LanedTrackImpl< TrackLaneT >::set_playback_caches ( )

overrideprotectedvirtual

Set the playback caches for a track.

This is called by set_caches().

Reimplemented from Track.

Reimplemented in PianoRollTrack.

Friends And Related Symbol Documentation

◆ from_json

template<typename TrackLaneT>

void from_json	(	const nlohmann::json &	j,
		LanedTrackImpl< TrackLaneT > &	track )

friend

Definition at line 174 of file laned_track.h.

◆ to_json

template<typename TrackLaneT>

void to_json	(	nlohmann::json &	j,
		const LanedTrackImpl< TrackLaneT > &	track )

friend

Definition at line 169 of file laned_track.h.

Field Documentation

◆ lane_snapshots_

template<typename TrackLaneT>

std::vector<std::unique_ptr<TrackLaneT> > LanedTrackImpl< TrackLaneT >::lane_snapshots_

Snapshots used during playback.

Definition at line 187 of file laned_track.h.

◆ lanes_

template<typename TrackLaneT>

TrackLaneList LanedTrackImpl< TrackLaneT >::lanes_

Lanes in this track containing Regions.

Definition at line 184 of file laned_track.h.

The documentation for this class was generated from the following file:

src/gui/dsp/laned_track.h

Public Types

Public Member Functions

Data Fields

Protected Member Functions

Friends

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ RegionT

◆ TrackLaneType

Member Function Documentation

◆ clear_objects()

◆ create_missing_lanes()

◆ generate_lanes()

◆ get_lane_at()

◆ get_lane_index()

◆ get_regions_in_range()

◆ has_soloed_lanes()

◆ init_loaded()

◆ set_playback_caches()

Friends And Related Symbol Documentation

◆ from_json

◆ to_json

Field Documentation

◆ lane_snapshots_

◆ lanes_