| Modifier and Type | Class and Description |
|---|---|
class |
AscGridValue
This actor finds the value of a given position in an asc grid.
|
class |
GARPSummary
This actor examinesof the values in individual pixels in an ascii grid file
and summarizes those values.
|
class |
GridRescaler
This actor converts an ascii raster grid file into another ascii grid file
with different extent and cell spacing A ASC grid file is read as input.
|
class |
GridReset
This actor is for transforming some range of values in a grid to some other
value.
|
| Modifier and Type | Class and Description |
|---|---|
class |
TokenToSeparateChannels
Transmit each received token to a different consecutive output channel.
|
| Modifier and Type | Class and Description |
|---|---|
class |
StringToN
Convert a string or an array of strings to the type of the output
port.
|
| Modifier and Type | Class and Description |
|---|---|
class |
DateToString
Convert a date token to a string using a specific format.
|
| Modifier and Type | Class and Description |
|---|---|
class |
Crop
Crop a GIS data set.
|
class |
ExtractPolygons
An actor that converts a raster to a feature data set
by extracting the polygons.
|
class |
GetCentroids
Get a the centroid(s) of a GIS data set.
|
class |
VectorFilter
An actor to filter features using ECQL.
|
class |
VectorProperty
An actor that extracts properties from a vector/feature data set.
|
class |
VectorSort
Sort a vector/feature set on a specific property.
|
| Modifier and Type | Class and Description |
|---|---|
class |
FindCoveringFile
Find a GIS file in a directory whose bounding box contains
the input GIS data set.
|
| Modifier and Type | Class and Description |
|---|---|
class |
Area
Calculate the area of a GIS data set.
|
class |
Perimeter
Calculate the perimeter of a GIS data set.
|
| Modifier and Type | Class and Description |
|---|---|
class |
BoundingBoxToVector
Convert a bounding box to a vector as a polygon.
|
class |
VectorToGeoJSONString
Actor that converts a vector token to a string token
with a GeoJSON string.
|
class |
VectorToRaster
An actor that converts a vector/feature data set into a raster.
|
| Modifier and Type | Class and Description |
|---|---|
class |
KMLCombineFiles
An actor that combines KML files into a single KML file.
|
| Modifier and Type | Class and Description |
|---|---|
class |
PylaskiProperty
Extract measurements in query results from GetPylaskiMeasurements.
|
| Modifier and Type | Class and Description |
|---|---|
class |
ATMCombineFiles
Combine WindNinja ATM files into a single ATM file.
|
| Modifier and Type | Class and Description |
|---|---|
class |
ActorWithProgressBar
This actor demonstrates the ProgressBarFigure by simulating some task that
depends on the arrival of tokens.
|
class |
ActorWithTokenCounters
This actor demonstrates the association of monitoring icons that show the
number of tokens being received/produced in each port.
|
class |
ActorWithTrafficLight
This actor demonstrates the
TrafficLightFigure by simulating some
task that depends on the arrival of tokens. |
| Modifier and Type | Class and Description |
|---|---|
class |
ObjectToRecord
Ptolemy actor to produce from an ObjectToken a RecordToken, with record
entries corresponding to fields within the object carried by the ObjectToken.
|
class |
RecordToObject
Ptolemy actor to use a RecordToken to fill in the fields of a newly
instantiated Object and then output this object encapsulated within an
ObjectToken.
|
| Modifier and Type | Class and Description |
|---|---|
class |
Pause
This actor is used for putting an expected pause in the workflow
specification to allow for execution to pause until the outputs until that
time are reviewed and the workflow is paused.
|
class |
StringReverse
Output the reverse of a string provided at the input.
|
class |
XPath
XPath selects XML nodes based on the XPath syntax.
|
| Modifier and Type | Class and Description |
|---|---|
class |
AbsoluteValue
Produce an output token on each firing with a value that is
equal to the absolute value of the input.
|
class |
Accumulator
Output the initial value plus the sum of all the inputs since
the last time a true token was received at the reset port.
|
class |
ArrayAccumulate
An actor that accumulates input arrays into a growing array that
includes the contents of all input arrays.
|
class |
ArrayAppend
An actor that appends ArrayTokens together.
|
class |
ArrayAverage
Compute the average of the elements in an array.
|
class |
ArrayElement
Extract an element from an array.
|
class |
ArrayElementAsMatrix
Extract an element from an array by accessing the array as a matrix.
|
class |
ArrayExtract
Extract a subarray from an array.
|
class |
ArrayLength
Output the length of an array.
|
class |
ArrayMaximum
Extract the maximum element from an array.
|
class |
ArrayMinimum
Extract the minimum element from an array.
|
class |
ArraySort
Sort the elements of an input array.
|
class |
ArraySum
Compute the sum of the elements in an array.
|
class |
ArrayToElements
An actor that disassembles an ArrayToken to a multiport output.
|
class |
ArrayToMatrix
Convert an array to a row or column vector encoded as a matrix token.
|
class |
ArrayUpdate
Replace an element in an array with a new value.
|
class |
Average
Output the average of the inputs after the last time a true token is
received at the reset port.
|
class |
Commutator
A polymorphic commutator, which merges a set of input sequences into a
single output sequence.
|
class |
DB
Produce a token that is the value of the input in decibels.
|
class |
Differential
Output the current input minus the previous input, or if there
has been no previous input, the current input itself.
|
class |
Distributor
A polymorphic distributor, which splits an input stream into a set of
output streams.
|
class |
ElementsToArray
On each firing, this actor reads exactly one token from each channel
of the input port and assembles the tokens into an ArrayToken.
|
class |
GradientAdaptiveLattice
An adaptive FIR filter with a lattice structure.
|
class |
IIR
This actor is an implementation of an infinite impulse response IIR
filter.
|
class |
Lattice
An FIR filter with a lattice structure.
|
class |
Limiter
Produce an output token on each firing with a value that is
equal to the input if the input lies between the bottom and
top parameters.
|
class |
LinearDifferenceEquationSystem
Linear Difference Equation System.
|
class |
LookupTable
Output to the output port the value in the array of tokens
specified by the table parameter at the index specified by the
input port.
|
class |
MatrixToArray
Convert a matrix to an array.
|
class |
MaxIndex
Deprecated.
Use Maximum instead.
|
class |
MicrostepDelay
This actor delays the input by one microstep.
|
class |
MovingAverage
This actor outputs the moving average of the input sequence.
|
class |
MovingMaximum
Deprecated.
Use RunningMaximum.
|
class |
Multiplexor
This actor selects from the channels on the
input port, copying the input from one channel to the output,
based on the most recently received value on the select input.
|
class |
PhaseUnwrap
This actor unwraps a phase plot, removing discontinuities of
magnitude 2*PI.
|
class |
Quantizer
Produce an output token on each firing with a value that is
a quantized version of the input.
|
class |
RecursiveLattice
A recursive (all-pole) filter with a lattice structure.
|
class |
Remainder
Compute the remainder after dividing the input by the divisor.
|
class |
RemoveNilTokens
Read in tokens and silently discard any tokens that are marked as
nil.
|
class |
ResettableTimer
Produce an output after the time specified on the input has elapsed.
|
class |
RunningMaximum
Output the maximum value seen since the start of execution of the model.
|
class |
RunningMinimum
Output the minimum value seen since the start of execution of the model.
|
class |
Sampler
This actor generates discrete events by sampling the input signal whenever
the trigger input is present.
|
class |
Scale
Produce an output token on each firing with a value that is
equal to a scaled version of the input.
|
class |
Select
A polymorphic select, which routes specified input channels to the
output.
|
class |
Sequencer
This actor takes a sequence of inputs tagged with a sequence number
and produces them on the output port in the order given by the
sequence number.
|
class |
SingleTokenCommutator
The SingleTokenCommutator has a multiport input port and an output
port.
|
class |
Sleep
On each firing, read at most one token from each input channel, sleep
by the specified amount of real time, and then produce the same input
tokens on the respective output channels.
|
class |
SubMatrix
This actor extract a submatrix from an input matrix.
|
class |
Switch
A polymorphic switch, which routes inputs to specified output channels.
|
class |
Synchronizer
This actor implements a token synchronizer.
|
class |
TimeDelay
This actor delays the input by a specified amount of time given by
the delay port or parameter, which defaults to 1.0.
|
class |
TrigFunction
Produce an output token on each firing with a value that is
equal to the specified trigonometric function of the input.
|
class |
UnaryMathFunction
Produce an output token on each firing with a value that is
equal to the specified math function of the input.
|
class |
VariableSleep
An actor that calls Thread.sleep() on the current thread the first
time fire() is called.
|
class |
VectorAssembler
On each firing, read exactly one token from each channel of the
input port and assemble the tokens into a DoubleMatrixToken
with one column.
|
class |
VectorDisassembler
An actor that disassembles a DoubleMatrixToken to a multiport output.
|
| Modifier and Type | Class and Description |
|---|---|
class |
ConvolutionalCoder
Encode an input sequence with a convolutional code.
|
class |
DeScrambler
Descramble the input bit sequence using a feedback shift register.
|
class |
HammingCoder
Encode the information symbols into Hamming code.
|
class |
HammingDecoder
Decode a (n, k) Hamming code, where n is specified by
parameter codedRate and k is specified by parameter
uncodedRate.
|
class |
HuffmanBasic
Given a probability distribution, generate the Huffman code book.
|
class |
HuffmanCoder
Given a probability distribution and alphabet, encode the input using
Huffman code and send the result in booleans to the output port.
|
class |
HuffmanDecoder
Given a probability distribution and the corresponding alphabet,
decode the input using Huffman code and send the result to the output
port.
|
class |
LempelZivCoder
Lempel-Ziv encoder.
|
class |
LempelZivDecoder
Lempel-Ziv decoder.
|
class |
Scrambler
Scramble the input bit sequence using a feedback shift register.
|
class |
Slicer
The Slicer functions as a decoder of the LineCoder.
|
class |
TrellisDecoder
The TrellisDecoder is a generalization of the ViterbiDecoder.
|
class |
ViterbiDecoder
The Viterbi algorithm is an optimal way to decode convolutional and
trellis codes.
|
| Modifier and Type | Class and Description |
|---|---|
class |
AnythingToDouble
Deprecated.
Use ptolemy.actor.lib.conversions.ExpressionToToken or StringToDouble.
|
class |
BooleanToAnything
This actor converts a boolean input token into any data type.
|
class |
Converter
This actor is a base class for converters.
|
class |
DoubleToFix
This actor converts a DoubleToken to a FixToken with a specified
precision.
|
class |
ExpressionToToken
This actor reads a string expression from the input port and outputs
the token resulting from the evaluation.
|
class |
FixToDouble
This actor converts a FixToken into a DoubleToken.
|
class |
FixToFix
This actor converts a FixToken into another FixToken with a specified
precision.
|
class |
IntArrayToString
Convert an integer-array into a string.
|
class |
InUnitsOf
An actor that converts input tokens to specified units by dividing the
input by the value of the units parameter.
|
class |
LongToDate
Convert a long to a date.
|
class |
LongToDouble
This actor converts a LongToken into a DoubleToken.
|
class |
Round
Produce an output token on each firing with a value that is
equal to the specified rounded value of the input.
|
class |
SmoothToDouble
Convert a
SmoothToken (one that has a double value and an array of
derivatives) to a DoubleToken, discarding the derivative information. |
class |
StringToBoolean
Convert a string to a boolean.
|
class |
StringToDate
Convert a string to a double.
|
class |
StringToDouble
Convert a string to a double.
|
class |
StringToInt
Convert a StringToken to an IntToken.
|
class |
StringToUnsignedByteArray
Convert a string to an array of unsigned byte.
|
class |
StringToXML
Convert a string token to an xml token.
|
class |
TokenToExpression
This actor reads a token from the input port and outputs a string token
whose value is an expression that can be parsed to yield the input token.
|
class |
UnsignedByteArrayToString
Convert an array of bytes into a string.
|
| Modifier and Type | Class and Description |
|---|---|
class |
JSONToToken
An actor that converts a string containing JSON-formatted data into a Token.
|
class |
TokenToJSON
An actor that converts a Token into a StringToken containing JSON-formatted
data.
|
| Modifier and Type | Class and Description |
|---|---|
class |
ImageRotate
This actor reads an ObjectToken that is a java.awt.Image from the input,
rotates it a certain number of degrees and writes the resulting
image to the output port as an ObjectToken that is a java.awt.Image.
|
class |
ImageToString
This actor reads an ObjectToken that is a java.awt.Image from the input
and writes information about the image to the output as a StringToken.
|
class |
URLToImage
An actor that reads a String input token naming a URL and outputs an
Object Token that contains a java.awt.Image
It is possible to load a file
from the local file system by using the prefix "file://" instead of
"http://".
|
| Modifier and Type | Class and Description |
|---|---|
class |
Equals
A logical equals operator.
|
class |
IsPresent
On each firing, output true if the input is present and false otherwise.
|
class |
LogicalNot
This actor implements a logical NOT operator.
|
class |
LogicFunction
Deprecated.
Use LogicGate instead.
|
class |
LogicGate
Produce an output token on each firing with a value that is
equal to the specified logic operator of the input(s).
|
class |
TrueGate
On each firing, output true if the input is present and true.
|
| Modifier and Type | Class and Description |
|---|---|
class |
StringFunction
Produce the output string generated by applying a user-specified
string function on a provided input string.
|
class |
StringLength
Output the length of a string provided at the input.
|
class |
StringSplit
This actor reads an input string and splits it into an array of
strings.
|
class |
StringSubstring
Output a substring of the string provided at the input.
|
| Modifier and Type | Class and Description |
|---|---|
class |
SleepFireTwice
Call Sleep.fire() twice so as to illustrate a bug.
|
| Modifier and Type | Class and Description |
|---|---|
class |
XMLInclusion
Combine multiple XMLTokens into one XMLToken.
|
class |
XSLTransformer
This actor reads an XSLT file and apply it to a dom tree.
|
| Modifier and Type | Class and Description |
|---|---|
class |
ContinuousMerge
A merge actor for the Continuous domain.
|
class |
ContinuousTimeDelay
Delay the input by a specified amount of time.
|
class |
PeriodicSampler
This actor generates discrete events by periodically sampling the input signal.
|
class |
ZeroOrderHold
Convert discrete events at the input to a continuous-time
signal at the output by holding the value of the discrete
event until the next discrete event arrives.
|
| Modifier and Type | Class and Description |
|---|---|
class |
DDFSingleTokenCommutator
The DDFSingleTokenCommutator has a multiport input port and an output
port.
|
| Modifier and Type | Class and Description |
|---|---|
class |
DateToEvent
A timed actor that accepts DateTokens on the input.
|
class |
DateToModelTime
A timed actor that outputs the local clock value that corresponds to the date.
|
class |
EventToDate
A timed actor that outputs a date token that corresponds to the current
model time (maintained by the local clock in the director).
|
class |
Inhibit
Output a received input token, unless the inhibit port receives a
token at the same time.
|
class |
MostRecent
Output the most recent input token when the trigger port
receives a token.
|
class |
QuantizedSampler
Output the input if the signal has changed more than a quantum
value since the last input.
|
class |
Queue
This actor implements a queue.
|
class |
Register
A register is a stateful actor with a trigger port that accepts
read requests.
|
class |
SharedQueue
A queue that outputs the next token to an output channel that is ready to
receive it.
|
class |
VariableDelay
Deprecated.
Use ptolemy.actor.lib.TimeDelay.
|
| Modifier and Type | Class and Description |
|---|---|
class |
StreamToMatrix
Convert a stream of Double Tokens into a Matrix.
|
| Modifier and Type | Class and Description |
|---|---|
class |
Starver
On each firing, read at most one input token and send it
to the output port.
|
| Modifier and Type | Class and Description |
|---|---|
class |
SDFTestZeroRate1
A test actor for HDF/SDF.
|
class |
SDFTestZeroRate2
A test actor for HDF.
|
| Modifier and Type | Class and Description |
|---|---|
class |
VariableLattice
This actor implements an FIR filter with a lattice structure where
the reflection coefficients are supplied at an input port.
|
class |
VariableRecursiveLattice
This actor implements a recursive (all-pole) filter with a lattice
structure where the reflection coefficients are supplied at an input port.
|
| Modifier and Type | Class and Description |
|---|---|
class |
HTVQEncode
This actor encodes a matrix using Hierarchical Table-Lookup Vector
Quantization.
|
class |
ImageContrast
Change the contrast of an image.
|
class |
ImagePartition
Partition an image into smaller subimages.
|
class |
ImageUnpartition
Combine subimages into a larger image.
|
class |
VQDecode
This actor decompresses a vector quantized signal.
|
| Modifier and Type | Class and Description |
|---|---|
class |
SharedBufferTransformer
An abstract ancestor class to be used for filters
using references to shared data frames.
|
| Modifier and Type | Class and Description |
|---|---|
class |
DummyTransformer
Class comments
A DummyTransformer is a simple actor with one input port and one output port
imitation a filter type of actor
It is used for testing the OptimizingSDFDirector.
|