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Contents
module SPCore
# Produces a triangular window of a given size (number of samples).
# Endpoints are near zero. Midpoint is one. There is a linear slope between endpoints and midpoint.
# For more info, see https://en.wikipedia.org/wiki/Window_function#Triangular_window
class TriangularWindow
attr_reader :data
def initialize size
@data = Array.new(size)
size.times do |n|
@data[n] = (2.0 / (size + 1)) * (((size + 1) / 2.0) - (n - ((size - 1) / 2.0)).abs)
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems