Class: DeviceControl::RateLimiter

Inherits:

Object

• Object
• DeviceControl::RateLimiter

Includes:

Updateable

Defined in:

lib/device_control.rb

Instance Attribute Summary

• #val ⇒ Object

  Returns the value of attribute val.

Instance Method Summary

• #initialize(max_step, val: 0) ⇒ RateLimiter constructor

  A new instance of RateLimiter.

• #input=(val) ⇒ Object

  never allow @val to grow / shrink more than @max_step.

• #output ⇒ Object

Methods included from Updateable

#update

Constructor Details

#initialize(max_step, val: 0) ⇒ RateLimiter

Returns a new instance of RateLimiter.

# File 'lib/device_control.rb', line 305

def initialize(max_step, val: 0)
  @max_step = max_step
  @val = val
end

Instance Attribute Details

#val ⇒ Object

Returns the value of attribute val.

# File 'lib/device_control.rb', line 303

def val
  @val
end

Instance Method Details

#input=(val) ⇒ Object

never allow @val to grow / shrink more than @max_step

# File 'lib/device_control.rb', line 311

def input=(val)
  diff = val - @val
  @val += diff.clamp(-1 * @max_step, @max_step)
end

#output ⇒ Object

# File 'lib/device_control.rb', line 316

def output
  @val
end