Class: RubyVPI::EdgeClass

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/ruby-vpi/core/edge.rb,
lib/ruby-vpi/core/edge-methods.rb

Overview

:nodoc:

Defined Under Namespace

Classes: Meth

Constant Summary collapse

DETECTION_METHODS = 
[]

Instance Method Summary collapse

Constructor Details

#initialize ⇒ EdgeClass

Returns a new instance of EdgeClass.



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# File 'lib/ruby-vpi/core/edge.rb', line 13

def initialize
  @handles = []
  @lock = Mutex.new
end

Instance Method Details

#monitor(aHandle) ⇒ Object

Begins monitoring the given handle for value change.



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# File 'lib/ruby-vpi/core/edge.rb', line 19

def monitor aHandle
  # ignore handles that cannot hold a meaningful value
  type = VPI::vpi_get_str(VpiType, aHandle)
  return if type =~ /Bit|Array|Module|Parameter/

  @lock.synchronize do
    unless @handles.include? aHandle
      @handles << aHandle
      refresh_handle aHandle
    end
  end
end

#refresh_cache ⇒ Object

Refreshes the cached value of all monitored handles.



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# File 'lib/ruby-vpi/core/edge.rb', line 33

def refresh_cache
  @lock.synchronize do
    @handles.each do |h|
      refresh_handle h
    end
  end
end

#refresh_handle(aHandle) ⇒ Object

Remember the current value as the “previous” value.



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# File 'lib/ruby-vpi/core/edge.rb', line 42

def refresh_handle aHandle
  aHandle.instance_eval do
    @__edge__prev_val = get_value(VpiScalarVal)
  end
end