Class: Distem::Events::SimpleRandomGenerator

Inherits:

RandomGenerator

• Object
• RandomGenerator
• Distem::Events::SimpleRandomGenerator

show all

Defined in:

lib/distem/events/simplerandomgenerator.rb

Instance Method Summary (collapse)

• - (Object) advance_state(displacement)
• - (SimpleRandomGenerator) initialize(seed = nil) constructor

  Class which badly generates random numbers All the instances of this class use the same random generator, embedded in the Kernel module This should not be used.

• - (Object) rand_U01

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# File 'lib/distem/events/simplerandomgenerator.rb', line 10

def initialize(seed = nil)
  if seed
    # Set the seed for everyone uses this class (!)
    if seed.is_a?(Array)
      tmp_seed = 0
      seed.each do |x| tmp_seed += x end
      seed = tmp_seed
    end
    srand(seed)
  end
end

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# File 'lib/distem/events/simplerandomgenerator.rb', line 26

def advance_state(displacement)
  # Not supported, so, does nothing...
end

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# File 'lib/distem/events/simplerandomgenerator.rb', line 22

def rand_U01
  return rand
end