Sha256: be464fef5967618d9af50e352b3d0e25a78c72e5c7e13fb960b4feb9896bdfd4
Contents?: true
Size: 643 Bytes
Versions: 21
Compression:
Stored size: 643 Bytes
Contents
class Numeric
#
# +rrand(upper = 0)+: random number generator
#
# returns a random number in the range receiver-upper bound
#
# If any of the numbers (the receiver +or+ the argument) are +Float+s
# the method will return a +Float+. If both arguments are integers then an
# +Integer+ will be returned.
#
# (this method is present in the SuperCollider sclang interpreter)
#
#:nodoc:
def rrand(upper = 0.0)
lobound = self.to_f
rng = upper.to_f - lobound
(rand()*rng) + lobound
end
end
class Integer
def rrand(upper = 0)
res = super(upper)
upper.is_a?(Integer) ? res.round : res
end
end
Version data entries
21 entries across 21 versions & 1 rubygems