-- Copyright (c) 2017, The OctNet authors
-- All rights reserved.
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-- modification, are permitted provided that the following conditions are met:
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local OctreeDummyCriterion, parent = torch.class('oc.OctreeDummyCriterion', 'oc.OctreeCriterion')

function OctreeDummyCriterion:__init()
  parent.__init(self)
end

function OctreeDummyCriterion:updateOutput(input, target)
  self.output = 0
  return self.output
end 

function OctreeDummyCriterion:updateGradInput(input, target)
  self.gradInput:resizeAs(input)
  self.gradInput:fill(0)
  return self.gradInput
end
