Class: Indicator::AutoGen::Mama

Inherits:
Base
  • Object
show all
Defined in:
lib/indicator/auto_gen/mama.rb

Overview

Ta-Lib function mapping class Function: ‘MAMA’ Description: ‘MESA Adaptive Moving Average’ This file has been autogenerated - Do Not Edit.

Instance Attribute Summary collapse

Attributes inherited from Base

#name

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

inherited, #map_ohlcv

Methods included from DataMapper

#default_getter, #default_getter=, #map

Constructor Details

#initialize(*args) ⇒ Mama

Returns a new instance of Mama.



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# File 'lib/indicator/auto_gen/mama.rb', line 11

def initialize(*args)
  if args.first.is_a? Hash
    h = args.first
    @fast_limit = h[:fast_limit] || 5.000000e-1
    @slow_limit = h[:slow_limit] || 5.000000e-2
  else
    @fast_limit = args[0] || 5.000000e-1 
    @slow_limit = args[1] || 5.000000e-2 
  end
  
  @func = TaLib::Function.new("MAMA")
end

Instance Attribute Details

#fast_limit ⇒ Object

Fast Limit <Double>



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# File 'lib/indicator/auto_gen/mama.rb', line 7

def fast_limit
  @fast_limit
end

#slow_limit ⇒ Object

Slow Limit <Double>



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# File 'lib/indicator/auto_gen/mama.rb', line 9

def slow_limit
  @slow_limit
end

Class Method Details

.arguments ⇒ Object

The list of arguments



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# File 'lib/indicator/auto_gen/mama.rb', line 30

def self.arguments
  [ :fast_limit, :slow_limit ]
end

.inputs ⇒ Object

The minimum set of inputs required



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# File 'lib/indicator/auto_gen/mama.rb', line 35

def self.inputs
  [ :in_real ]
end

.outputs ⇒ Object

The outputs generated by this function



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# File 'lib/indicator/auto_gen/mama.rb', line 40

def self.outputs
  [ :out_mama, :out_fama ]
end

.price_input? ⇒ Boolean

Is price data required as an input

Returns:

  • (Boolean) 


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# File 'lib/indicator/auto_gen/mama.rb', line 25

def self.price_input?
  false
end

Instance Method Details

#run(in_real) ⇒ Object 



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# File 'lib/indicator/auto_gen/mama.rb', line 44

def run(in_real)
  len = in_real.length
  @func.in_real(0, map(in_real))

  @func.opt_real(0, @fast_limit)
  @func.opt_real(1, @slow_limit)

  out_mama = Array.new(len)
  @func.out_real(0, out_mama)
  out_fama = Array.new(len)
  @func.out_real(1, out_fama)

  @func.call(0, len - 1)

{:out_mama => out_mama,
  :out_fama => out_fama}
end