Method: RTKIT::BinImage#area

Defined in:
lib/rtkit/bin_image.rb

#area(type = true) ⇒ Object

Calculates the area defined by true/false (1/0) pixels. By default, the area of the true pixels are returned. Returns a float value, in units of millimeters squared.

Parameters

  • type – Boolean. Pixel type of interest.



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# File 'lib/rtkit/bin_image.rb', line 92

def area(type=true)
  if type
    number = (@narray.eq 1).where.length
  else
    number = (@narray.eq 0).where.length
  end
  # Total area is number of pixels times the area per pixel:
  return number * @image.pixel_area
end