Module ecto_test

ecto.ecto_test

SleepPyObjectAbuser

Brief doc

Sleep for a bit while in process, according to a list of sleep times.

Parameters

• list_o_sleeps   type: boost::python::api::object    not required   no default value

  A sequence of sleeps.

Inputs

• in   type: boost::posix_time::ptime   

  input

Outputs

• out   type: boost::posix_time::ptime   

  output

Emit_none

Brief doc

Emit_none

Outputs

• output   type: ecto::tendril::none   

  output

DontAllocateMe

Brief doc

Don’t allocate me, feel free to inspect.

Parameters

• str   type: std::string    not required   no default value

Outputs

• str   type: std::string   

RequiredIO

Brief doc

RequiredIO test module

Inputs

• in   type: double   

  required input

Outputs

• out   type: double   

  required output

Ping

Brief doc

Ping as fast as you can, send the current time downstream

Outputs

• out   type: boost::posix_time::ptime   

  output

NoPythonBindings

Brief doc

Uses something that is bound to python

Parameters

• Woz   type: ecto_test::EvilNoPython    not required   no default value

  A Woz is a Woz when a Woz was Woz

Outputs

• Strasz   type: ecto_test::EvilNoPython   

  A Strasz is a Strasz when a Strasz saw a Strasz

Emit_float

Brief doc

Emit_float

Outputs

• output   type: float   

  output

Add

Brief doc

Add two doubles together.

Inputs

• left   type: double   

  Left hand operand.

• right   type: double   

  Right hand operand.

Outputs

• out   type: double   

  The result.

BreakEveryN

Brief doc

Pass on a values but break every Nth iteration.

Parameters

• n   type: unsigned long    not required   default: 1

  Break on every nth process.

Inputs

• in   type: ecto::tendril::none   

  Any input

Outputs

• out   type: ecto::tendril::none   

  Any input

HandleHolder

Brief doc

Holds on to handles...

Parameters

• value   type: double    not required   default: 1.0

  I use this value

Inputs

• input   type: double   

  input

Outputs

• output   type: double   

  output

• value   type: double   

  the parameter.

Throttle

Brief doc

Throttle to a certain Hz frequency

Parameters

• rate   type: double    not required   default: 1.0

  Do not pass data more quickly than this many hz

Inputs

• in   type: ecto::tendril::none   

  input

Outputs

• out   type: ecto::tendril::none   

  input

FileI

Brief doc

Reads doubles from a file like object

Parameters

• file   type: boost::shared_ptr<std::istream>    not required   no default value

  A filelike object

Outputs

• output   type: double   

  A double output.

LatticeSleep

Brief doc

Node with N inputs and N outputs, sleeps for a random period on each process()

Parameters

• n   type: unsigned int    not required   default: 1

  number of ins and outs

Inputs

• in0   type: ecto::tendril::none   

  input

Outputs

• out0   type: ecto::tendril::none   

  output

FileO

Brief doc

Writes doubles to a file like object

Parameters

• file   type: boost::shared_ptr<std::ostream>    not required   no default value

  A filelike object

Inputs

• input   type: double   

  A double input.

Printer

Brief doc

A printer of int, double, string, bool. Use the print_type parameter to specify type. Default is double

Parameters

• print_type   type: std::string    not required   default: double

  The type string for what i’m to print... int, double, bool, string.

Inputs

• in   type: double   

  what to print

Metrics

Brief doc

Calcluate bandwidth and latency based on timestamps received from an upstream ping.

Parameters

• queue_size   type: unsigned int    not required   default: 10

  size of window to collect statistics over

Inputs

• in   type: boost::posix_time::ptime   

  input

Outputs

• hz   type: double   

• latency_seconds   type: double   

Emit_Struct

Brief doc

Emit_Struct

Outputs

• output   type: ecto_test::Struct   

  output

Emit_bool

Brief doc

Emit_bool

Outputs

• output   type: bool   

  output

Multiply

Brief doc

Multiply an input by a constant

Parameters

• factor   type: double    not required   default: 3.14

  A factor to multiply by.

Inputs

• in   type: double   

  multly in by factor

Outputs

• out   type: double   

  the result of in * factor

ParameterWatcher

Brief doc

Uses parameter change callbacks.

Parameters

• value   type: double    required   default: 1.0

  I use this value

Inputs

• input   type: double   

  input

Outputs

• output   type: double   

  output

• value   type: double   

  the parameter.

Uniform01

Brief doc

Generate random doubles uniformly distributed on [0, 1)

Parameters

• ncalls   type: unsigned int    not required   default: 1

  Call this many times, return only the last. Used to generate CPU load in testing.

• seed   type: unsigned int    not required   no default value

  Seed. By default the RNG is seeded from the system time.

Outputs

• out   type: double   

  output

Gather

Brief doc

Gather ints

Parameters

• n   type: int    not required   default: 2

  N to gather

Inputs

• in_0000   type: int   

  An intinput.

• in_0001   type: int   

  An intinput.

Outputs

• out   type: int   

  The sum of all inputs.

QuitAfter

Brief doc

Quits the graph after so many process calls

Parameters

• N   type: unsigned int    not required   no default value

  Quit after this many calls to process()

Inputs

• in   type: double   

  An inbox

Outputs

• out   type: double   

  outbox

Scatter

Brief doc

Scatter a value...

Parameters

• n   type: int    not required   default: 2

  Number to scatter...

• x   type: int    not required   default: 13

  The value to scatter...

Outputs

• out_0000   type: int   

  The 0th scatter

• out_0001   type: int   

  The 1th scatter

StartStopCounter

Brief doc

Count numbers of starts, stops, processes, etc.

Inputs

• in   type: ecto::tendril::none   

  An inbox

Outputs

• nconfigure   type: unsigned int   

• nprocess   type: unsigned int   

• nstart   type: unsigned int   

• nstop   type: unsigned int   

• out   type: ecto::tendril::none   

  An inbox

Quitter

Brief doc

Will quit the graph on some certain input

Parameters

• str   type: std::string    not required   default: EXIT

  The default string to print

Inputs

• str   type: std::string   

  The input string to listen to.

Gather_double

Brief doc

Gather doubles

Parameters

• n   type: int    not required   default: 2

  N to gather

Inputs

• in_0000   type: double   

  An doubleinput.

• in_0001   type: double   

  An doubleinput.

Outputs

• out   type: double   

  The sum of all inputs.

Accept_float

Brief doc

Accept_float

Inputs

• input   type: float   

  input

Generate

Brief doc

Generate doubles

Parameters

• start   type: double    not required   default: 0.0

  My starting value.

• step   type: double    not required   default: 2.0

  The step with which i generate integers.

• stop   type: double    not required   default: 0.0

  Stop if the generated value exceeds this upper bound (0 implies no upper bound)

Outputs

• out   type: double   

  The starting value + (step * iterations).

DontCallMeFromTwoThreads

Brief doc

Throws if process called concurrently from two threads.

Inputs

• in   type: double   

Outputs

• out   type: double   

Emit_int

Brief doc

Emit_int

Outputs

• output   type: int   

  output

Accept_int

Brief doc

Accept_int

Inputs

• input   type: int   

  input

CantCallMeFromTwoThreads

Brief doc

Throws if process called concurrently from two threads, but you shouldn’t. be able to provoke this crash because (FIXME)

Inputs

• in   type: double   

Outputs

• out   type: double   

Accept_none

Brief doc

Accept_none

Inputs

• input   type: ecto::tendril::none   

  input

DoOverFor

Brief doc

Returns ecto::DO_OVER for so many process calls, and returns ecto::OK every current mod N

Parameters

• N   type: unsigned int    not required   no default value

  Return ecto::DO_OVER from process() this many times

Inputs

• in   type: double   

  An inbox

Outputs

• current   type: unsigned int   

• out   type: double   

  outbox

Accept_bool

Brief doc

Accept_bool

Inputs

• input   type: bool   

  input

Accept_string

Brief doc

Accept_string

Inputs

• input   type: std::string   

  input

SharedPass

Brief doc

Shared pointer passthru

Parameters

• x   type: int    not required   default: -1

  Default value

Inputs

• input   type: boost::shared_ptr<int>   

  a pass through

Outputs

• output   type: boost::shared_ptr<int>   

  a pass through

• value   type: int   

  value

BpObjectToCellPtr

Brief doc

Takes a cell ptr as a bp object.

Inputs

• cell   type: boost::python::api::object   

  a cell ptr

ThrowAfter

Brief doc

Throw after so many process calls

Parameters

• N   type: unsigned int    not required   no default value

  Throw in the N-th call to process()

Inputs

• in   type: double   

  An inbox

Outputs

• out   type: double   

  outbox

ExceptInConstructor

Brief doc

A bad cell

PassthroughAny

Brief doc

Constant node always outputs same value.

Inputs

• in   type: ecto::tendril::none   

  Any type

Outputs

• out   type: ecto::tendril::none   

  Any type

Accumulator

Brief doc

Add inputs (potentially from different threads) to an incrementally accumulating sum.

Inputs

• left   type: double   

  Left hand operand.

• right   type: double   

  Right hand operand.

Outputs

• out   type: double   

  The current accumulation.

RequiredInput

Brief doc

Required input.

Inputs

• in   type: double   

  an input

Outputs

• out   type: double   

  The input + x

Accept_Struct

Brief doc

Accept_Struct

Inputs

• input   type: ecto_test::Struct   

  input

ConfigureCalledOnce

Brief doc

Throw’s an error if configure is called more than once.

RequiredParam

Brief doc

Required parameter

Parameters

• x   type: double    required   no default value

  A required parameter.

Inputs

• in   type: double   

  an input

Outputs

• out   type: double   

  The input + x

Sleep

Brief doc

Sleep for a bit while in process

Parameters

• seconds   type: double    not required   default: 1.0

  sleep this many seconds

Inputs

• in   type: boost::posix_time::ptime   

  input

Outputs

• out   type: boost::posix_time::ptime   

  output

Increment

Brief doc

Increment input by some amount

Parameters

• amount   type: double    not required   default: 1.0

  Amount to increment by.

• delay   type: unsigned int    not required   default: 0

  How long it takes to increment in milliseconds

Inputs

• in   type: double   

  input

Outputs

• out   type: double   

  output

Emit_string

Brief doc

Emit_string

Outputs

• output   type: std::string   

  output