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Contents
module Music
module Performance
module Interpolation
# Linear interpolation
# Given 2 sample points, interpolates a value anywhere between the two points.
#
# @param [Numeric] y0 First (left) y-value
# @param [Numeric] y1 Second (right) y-value
# @param [Numeric] x Percent distance (along the x-axis) between the two y-values
def self.linear y0, y1, x
raise ArgumentError, "x is not between 0.0 and 1.0" unless x.between?(0.0,1.0)
return y0 + x * (y1 - y0)
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems