A sink node is a node in the filter graph that has no outputs. More...

#include <SinkNode.h>

Inheritance diagram for SinkNode:

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Collaboration diagram for SinkNode:

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Public Member Functions
virtual void	Refresh (vk::raii::CommandBuffer &cmdBuf, std::shared_ptr< QueueHandle > queue) override

Public Member Functions inherited from FlowGraphNode
void	DetachInputs ()
	Disconnects all inputs from the node without releasing them.

size_t	GetInputCount ()
	Get the number of input ports.

std::string	GetInputName (size_t i)

void	SetInput (size_t i, StreamDescriptor stream, bool force=false)
	Connects a stream to the input of this node.

void	SetInput (const std::string &name, StreamDescriptor stream, bool force=false)

virtual bool	ValidateChannel (size_t i, StreamDescriptor stream)
	Check if a stream is allowed to be connected to the given input.

bool	HasInput (StreamDescriptor desc)
	Checks if the given stream is connected to at least one of our inputs.

StreamDescriptor	GetInput (size_t i)
	Gets the descriptor for one of our inputs.

std::shared_ptr< InputConstraint >	GetInputConstraints (size_t i)
	Get the constraints on one of our inputs.

FilterParameter &	GetParameter (std::string s)

bool	HasParameter (std::string s)
	Checks if we have a parameter with a given name.

ParameterMapType::iterator	GetParamBegin ()
	Returns an iterator to the beginning of our parameter map.

ParameterMapType::iterator	GetParamEnd ()
	Returns an iterator to the end of our parameter map.

size_t	GetParamCount ()
	Returns the number of parameter we have.

virtual YAML::Node	SerializeConfiguration (IDTable &table)
	Serializes this trigger's configuration to a YAML string.

virtual void	LoadParameters (const YAML::Node &node, IDTable &table)
	Load configuration from a save file.

virtual void	LoadInputs (const YAML::Node &node, IDTable &table)

bool	IsDownstreamOf (std::set< FlowGraphNode * > nodes)
	Determines if this node is downstream of any of the specified other nodes.

virtual uint32_t	GetExecutionCapabilitiesMask ()
	Returns a bitmask of ExecutionCapabilities fields.

bool	HasMessages () const
	Checks if this graph has any messages.

const std::vector< FlowGraphNodeMessage > &	GetMessages () const
	Walking through any messages.

const FlowGraphNodeMessage *	GetMostSevereMessage () const

void	AddSink (size_t stream, FlowGraphNode *node)

void	RemoveSink (size_t stream, FlowGraphNode *node)

const std::set< FlowGraphNode * > &	GetSinks (size_t stream)

sigc::signal< void()>	signal_parametersChanged ()

sigc::signal< void()>	signal_inputsChanged ()

Protected Member Functions
void	RefreshInputNames ()
	Regenerate the list of inputs so that each port has a unique, monotonic name.

virtual void	RemoveStream (size_t i)
	Remove a stream connected to one of our inputs but DOES NOT free the reference.

void	ClearEmptyInputs ()
	Removes any empty spaces from m_inputs.

size_t	GetStreamPosition (StreamDescriptor desc)
	Get the position of the provided Stream in this SinkNode.

void	MoveStream (StreamDescriptor desc, size_t newPosition)
	Move a stream to another position in this plot.

Protected Member Functions inherited from FlowGraphNode
virtual void	OnInputChanged (size_t i)
	Called when a new input is connected to the node.

WaveformBase *	GetInputWaveform (size_t i)
	Gets the waveform attached to the specified input.

SparseAnalogWaveform *	GetSparseAnalogInputWaveform (size_t i)
	Gets the analog waveform attached to the specified input.

UniformAnalogWaveform *	GetUniformAnalogInputWaveform (size_t i)
	Gets the analog waveform attached to the specified input.

SparseDigitalWaveform *	GetSparseDigitalInputWaveform (size_t i)
	Gets the digital waveform attached to the specified input.

UniformDigitalWaveform *	GetUniformDigitalInputWaveform (size_t i)
	Gets the digital waveform attached to the specified input.

virtual void	CreateInput (const std::string &name)
	Gets the digital bus waveform attached to the specified input.

template<class T , class... Args>
void	CreateInput (const std::string &name, Args &&... args)

std::string	GetInputDisplayName (size_t i)
	Gets the display name for one of our inputs.

void	ClearMessages ()
	Remove any messages left over from the last graph refresh.

void	AddMessage (const FlowGraphNodeMessage &msg)
	Attach a new message to the node.

void	AddMessage (Severity severity, const std::string &title, const std::string &message)
	Attach a new message to the node.

void	AddErrorMessage (const std::string &err)
	Add a new error message.

void	AddErrorMessage (const std::string &title, const std::string &err)
	Add a new error message with a title.

Additional Inherited Members
Public Types inherited from FlowGraphNode
enum class	ExecutionCapabilities { None = 0 , CommandBufferAppend = 1 , CommandBufferTailCall = 2 , VulkanOnly = 4 }

typedef std::map< std::string, FilterParameter >	ParameterMapType
	Short name for a map of strings to parameters.

Protected Attributes inherited from FlowGraphNode
std::vector< std::shared_ptr< InputDescriptor > >	m_inputs
	Input ports.

std::vector< std::set< FlowGraphNode * > >	m_sinks
	The nodes (if any) that each of our streams drives.

ParameterMapType	m_parameters

sigc::signal< void()>	m_parametersChangedSignal
	Signal emitted when the set of parameters changes.

sigc::signal< void()>	m_inputsChangedSignal
	Signal emitted when the set of inputs changes.

std::vector< FlowGraphNodeMessage >	m_messages

Detailed Description

A sink node is a node in the filter graph that has no outputs.

Member Function Documentation

◆ GetStreamPosition()

size_t SinkNode::GetStreamPosition ( StreamDescriptor desc )

protected

Get the position of the provided Stream in this SinkNode.

Parameters

desc	the stream to get the position for

Returns: the position of the stream if found or the number of inputs if not

◆ MoveStream()

void SinkNode::MoveStream	(	StreamDescriptor	desc,
		size_t	newPosition
	)

protected

Move a stream to another position in this plot.

Parameters

desc	the stream to move
newPosition	the position to move the stream to

◆ Refresh()

void SinkNode::Refresh	(	vk::raii::CommandBuffer &	cmdBuf,
		std::shared_ptr< QueueHandle >	queue
	)

overridevirtual

Implements FlowGraphNode.

◆ RemoveStream()

void SinkNode::RemoveStream ( size_t i )

protectedvirtual

Remove a stream connected to one of our inputs but DOES NOT free the reference.

Reimplemented in WaveformArea.

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

lib/scopehal/SinkNode.h
lib/scopehal/SinkNode.cpp

Public Member Functions