Basic table-lookup oscillator. More...
#include <GenNode.h>
Public Types | |
enum | ChannelMode { ChannelMode::SPECIFIED, ChannelMode::MATCHES_INPUT, ChannelMode::MATCHES_OUTPUT } |
Public Member Functions | |
GenTableNode (const Format &format=Format()) | |
GenTableNode (float freq, const Format &format=Format()) | |
void | setWaveTable (const WaveTableRef &waveTable) |
Assigns waveTable as the internal wavetable. This allows one to share a WaveTable across multiple Node's. More... | |
const WaveTableRef & | getWaveTable () |
Returns a reference to the current wavetable. More... | |
void | setFreq (float freq) |
Sets the frequency in hertz to a constant value of freq. More... | |
float | getFreq () const |
Returns the current frequency in hertz. More... | |
Param * | getParamFreq () |
Returns a pointer to the Param, which can be used to animate the frequency. More... | |
void | enable () |
Enables this Node for processing. Same as setEnabled( true ) . More... | |
void | disable () |
Disables this Node for processing. Same as setEnabled( false ) . More... | |
void | setEnabled (bool b=true) |
Sets whether this Node is enabled for processing or not. More... | |
bool | isEnabled () const |
Returns whether this Node is enabled for processing or not. More... | |
virtual void | connect (const NodeRef &output) |
Connects this Node to output. More... | |
virtual void | disconnect (const NodeRef &output) |
Disconnects this Node from output. More... | |
virtual void | disconnectAll () |
Disconnects this Node from all inputs and outputs. More... | |
virtual void | disconnectAllOutputs () |
Disconnects this Node from all outputs. More... | |
virtual void | disconnectAllInputs () |
Disconnects all of this Node's inputs. More... | |
size_t | getNumConnectedInputs () const |
Returns the number of inputs connected to this Node. More... | |
size_t | getNumConnectedOutputs () const |
Returns the number of outputs this Node is connected to. More... | |
bool | isConnectedToInput (const NodeRef &input) const |
Returns true if input is connected to this Node as an input, false otherwise. More... | |
bool | isConnectedToOutput (const NodeRef &output) const |
Returns true if output is connected to this Node as an output, false otherwise. More... | |
ContextRef | getContext () const |
Returns the Context associated with this Node. More... | |
size_t | getNumChannels () const |
Returns the number of channels this Node will process. More... | |
ChannelMode | getChannelMode () const |
Returns the channel mode. More... | |
size_t | getMaxNumInputChannels () const |
Returns the maximum number of channels any input has. More... | |
size_t | getSampleRate () const |
Returns the samplerate of this Node, which is governed by the Context's OutputNode. More... | |
size_t | getFramesPerBlock () const |
Returns the number of frames processed in one block by this Node, which is governed by the Context's OutputNode. More... | |
bool | isAutoEnabled () const |
Returns whether this Node is automatically enabled / disabled when connected. More... | |
void | setAutoEnabled (bool b=true) |
Sets whether this Node is automatically enabled / disabled when connected. More... | |
bool | isInitialized () const |
Returns whether this Node is in an initialized state and is capable of processing audio. More... | |
bool | getProcessesInPlace () const |
Returns whether this Node will process audio with an in-place Buffer. More... | |
bool | canConnectToInput (const NodeRef &input) |
Returns whether it is possible to connect to input, example reasons of failure would be this == Node, or Node is already an input. More... | |
bool | checkCycle (const NodeRef &sourceNode, const NodeRef &destNode) const |
Returns true if there is an unmanageable cycle betweeen sourceNode and destNode. If any Node's in the traversal returns true for supportsCycles(), this method will return false. More... | |
const std::set< NodeRef > & | getInputs () const |
Returns an immutable reference to the inputs container. More... | |
std::vector< NodeRef > | getOutputs () const |
Returns a copy of the NodeRef's referenced by the this Node as outputs. The copy is necessary because outputs are stored internally with weak_ptr's. More... | |
virtual std::string | getName () |
Returns a string representing the name of this Node type. Default returns a demangled, compiler-specific class name. More... | |
void | setName (const std::string &name) |
Sets this Node's name to a user-specified string. More... | |
Buffer * | getInternalBuffer () |
Usually used internally by a Node subclass, returns a pointer to the internal buffer storage. More... | |
const Buffer * | getInternalBuffer () const |
Usually used internally by a Node subclass, returns a pointer to the internal buffer storage. More... | |
void | pullInputs (Buffer *inPlaceBuffer) |
Usually called internally by the Node, in special cases sub-classes may need to call this on other Node's. More... | |
Protected Member Functions | |
void | initialize () override |
Called before audio buffers need to be used. There is always a valid Context at this point. More... | |
void | process (Buffer *buffer) override |
Override to perform audio processing on buffer. More... | |
void | initImpl () |
virtual void | uninitialize () |
Called once the contents of initialize are no longer relevant, i.e. connections have changed. More... | |
virtual void | enableProcessing () |
Callled when this Node should enable processing. Initiated from Node::enable(). More... | |
virtual void | disableProcessing () |
Callled when this Node should disable processing. Initiated from Node::disable(). More... | |
virtual void | sumInputs () |
virtual bool | supportsInputNumChannels (size_t numChannels) const |
Default implementation returns true if numChannels matches our format. More... | |
virtual bool | supportsCycles () const |
Default implementation returns false, return true if it makes sense for the Node to be processed in a cycle (eg. Delay). More... | |
virtual bool | supportsProcessInPlace () const |
Default implementation returns true, subclasses should return false if they must process out-of-place (summing). More... | |
virtual void | disconnectInput (const NodeRef &input) |
virtual void | disconnectOutput (const NodeRef &output) |
virtual void | configureConnections () |
void | setupProcessWithSumming () |
void | notifyConnectionsDidChange () |
bool | inputChannelsAreUnequal () const |
void | setNumChannels (size_t numChannels) |
Only Node subclasses can specify num channels directly - users specify via Format at construction time. More... | |
void | setChannelMode (ChannelMode mode) |
Only Node subclasses can specify channel mode directly - users specify via Format at construction time. More... | |
void | initializeImpl () |
void | uninitializeImpl () |
BufferDynamic * | getSummingBuffer () |
const BufferDynamic * | getSummingBuffer () const |
Protected Attributes | |
WaveTableRef | mWaveTable |
float | mSamplePeriod |
Param | mFreq |
float | mPhase |
Basic table-lookup oscillator.
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stronginherited |
Used to specifiy how the corresponding channels are to be resolved between two connected Node's, based on either a Node's input (the default), it's output, or specified by user.
Enumerator | |
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SPECIFIED |
Number of channels has been specified by user or is non-settable. |
MATCHES_INPUT |
This Node matches it's channels with it's input. |
MATCHES_OUTPUT |
This Node matches it's channels with it's output. |
void cinder::audio::GenTableNode::setWaveTable | ( | const WaveTableRef & | waveTable | ) |
const WaveTableRef& cinder::audio::GenTableNode::getWaveTable | ( | ) |
Returns a reference to the current wavetable.
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overrideprotectedvirtual |
Called before audio buffers need to be used. There is always a valid Context at this point.
Reimplemented from cinder::audio::GenNode.
Override to perform audio processing on buffer.
Reimplemented from cinder::audio::Node.
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inherited |
Sets the frequency in hertz to a constant value of freq.
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inherited |
Returns the current frequency in hertz.
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inherited |
Returns a pointer to the Param, which can be used to animate the frequency.
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protectedinherited |
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inherited |
Enables this Node for processing. Same as setEnabled( true )
.
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inherited |
Disables this Node for processing. Same as setEnabled( false )
.
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Sets whether this Node is enabled for processing or not.
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Returns whether this Node is enabled for processing or not.
Connects this Node to output.
Reimplemented in cinder::audio::NodeAutoPullable.
Disconnects this Node from output.
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virtualinherited |
Disconnects this Node from all inputs and outputs.
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virtualinherited |
Disconnects this Node from all outputs.
Reimplemented in cinder::audio::NodeAutoPullable.
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virtualinherited |
Disconnects all of this Node's inputs.
Reimplemented in cinder::audio::ChannelRouterNode.
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inherited |
Returns the number of inputs connected to this Node.
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Returns the number of outputs this Node is connected to.
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Returns true if input is connected to this Node as an input, false otherwise.
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Returns true if output is connected to this Node as an output, false otherwise.
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Returns the number of channels this Node will process.
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Returns the channel mode.
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Returns the maximum number of channels any input has.
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Returns the samplerate of this Node, which is governed by the Context's OutputNode.
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inherited |
Returns the number of frames processed in one block by this Node, which is governed by the Context's OutputNode.
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inherited |
Returns whether this Node is automatically enabled / disabled when connected.
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inherited |
Sets whether this Node is automatically enabled / disabled when connected.
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inherited |
Returns whether this Node is in an initialized state and is capable of processing audio.
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inherited |
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inherited |
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inherited |
Returns true if there is an unmanageable cycle betweeen sourceNode and destNode. If any Node's in the traversal returns true for supportsCycles(), this method will return false.
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inherited |
Returns an immutable reference to the inputs container.
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inherited |
Returns a copy of the NodeRef's referenced by the this Node as outputs. The copy is necessary because outputs are stored internally with weak_ptr's.
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Returns a string representing the name of this Node type. Default returns a demangled, compiler-specific class name.
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inherited |
Sets this Node's name to a user-specified string.
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inherited |
Usually used internally by a Node subclass, returns a pointer to the internal buffer storage.
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inherited |
Usually used internally by a Node subclass, returns a pointer to the internal buffer storage.
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protectedvirtualinherited |
Called once the contents of initialize are no longer relevant, i.e. connections have changed.
Reimplemented in cinder::audio::FilePlayerNode, cinder::audio::cocoa::EffectAudioUnitNode, cinder::audio::cocoa::InputDeviceNodeAudioUnit, cinder::audio::cocoa::OutputDeviceNodeAudioUnit, and cinder::audio::FilterBiquadNode.
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protectedvirtualinherited |
Callled when this Node should enable processing. Initiated from Node::enable().
Reimplemented in cinder::audio::FilePlayerNode, cinder::audio::BufferPlayerNode, cinder::audio::cocoa::InputDeviceNodeAudioUnit, and cinder::audio::cocoa::OutputDeviceNodeAudioUnit.
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Callled when this Node should disable processing. Initiated from Node::disable().
Reimplemented in cinder::audio::FilePlayerNode, cinder::audio::cocoa::InputDeviceNodeAudioUnit, and cinder::audio::cocoa::OutputDeviceNodeAudioUnit.
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Reimplemented in cinder::audio::ChannelRouterNode.
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Default implementation returns true if numChannels matches our format.
Reimplemented in cinder::audio::ChannelRouterNode.
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Default implementation returns false, return true if it makes sense for the Node to be processed in a cycle (eg. Delay).
Reimplemented in cinder::audio::DelayNode.
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Default implementation returns true, subclasses should return false if they must process out-of-place (summing).
Reimplemented in cinder::audio::ChannelRouterNode, and cinder::audio::cocoa::OutputDeviceNodeAudioUnit.
Reimplemented in cinder::audio::NodeAutoPullable, and cinder::audio::ChannelRouterNode.
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