Class: Zyps::Accelerator

Inherits:
EnvironmentalFactor show all
Defined in:
lib/zyps/environmental_factors.rb

Overview

A force that pushes on all objects.

Direct Known Subclasses

Gravity

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(vector) ⇒ Accelerator

Returns a new instance of Accelerator.



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# File 'lib/zyps/environmental_factors.rb', line 100

def initialize(vector)
  self.vector = vector
  @clock = Clock.new
end

Instance Attribute Details

#vector ⇒ Object

Vector to apply to objects.



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# File 'lib/zyps/environmental_factors.rb', line 98

def vector
  @vector
end

Instance Method Details

#act(environment) ⇒ Object

Accelerate the target away from the actor, but limited by elapsed time.



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# File 'lib/zyps/environmental_factors.rb', line 106

def act(environment)
  elapsed_time = @clock.elapsed_time
  environment.objects.each do |object|
    #Push on object.
    object.vector += Vector.new(@vector.speed * elapsed_time, @vector.pitch)
  end
end