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# Function_extras.rb
#
# Some extra functions that are much more compact and hardly any slower in
# pure Ruby
#
# Copyright (C) 2006 Vincent Fourmond
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Library Public License as published
# by the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
module Dobjects
class Function
# Returns [xmin, ymin, xmax, ymax]
def bounds
xmin,xmax = x.bounds
ymin,ymax = y.bounds
return [xmin, ymin, xmax, ymax]
end
# Returns the point where Y is the minimum
def min
return point(y.where_min)
end
# Returns the point where Y is the maximum
def max
return point(y.where_max)
end
end
end
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