1Math::PlanePath::Base::UNsSeErW(C3o)ntributed Perl DocumMeanttha:t:iPolnanePath::Base::NSEW(3)
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6 Math::PlanePath::Base::NSEW -- multi-inheritance mixin for North,
7 South, East, West unit steps
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10 package Math::PlanePath::Foo;
11 use Math::PlanePath;
12 use Math::PlanePath::Base::NSEW;
13 @ISA = ('Math::PlanePath::Base::NSEW', 'Math::PlanePath');
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16 This is a multi-inheritance mixin for paths which take only steps
17 North, South, East and West by distance 1 each time. This includes for
18 example the "SquareSpiral" and also things like the "DragonCurve" or
19 "CCurve".
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21 The following path descriptive methods are provided
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23 value
24 dx_minimum() -1
25 dx_maximum() 1
26 dy_minimum() -1
27 dy_maximum() 1
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29 dsumxy_minimum() -1
30 dsumxy_maximum() 1
31 ddiffxy_minimum() -1
32 ddiffxy_maximum() 1
33 dir_maximum_dxdy() 0,-1 # maximum South
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36 Math::PlanePath, Math::PlanePath::Base::Generic
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39 <http://user42.tuxfamily.org/math-planepath/index.html>
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42 Copyright 2014, 2015, 2016, 2017 Kevin Ryde
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44 This file is part of Math-PlanePath.
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46 Math-PlanePath is free software; you can redistribute it and/or modify
47 it under the terms of the GNU General Public License as published by
48 the Free Software Foundation; either version 3, or (at your option) any
49 later version.
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51 Math-PlanePath is distributed in the hope that it will be useful, but
52 WITHOUT ANY WARRANTY; without even the implied warranty of
53 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
54 General Public License for more details.
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56 You should have received a copy of the GNU General Public License along
57 with Math-PlanePath. If not, see <http://www.gnu.org/licenses/>.
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61perl v5.28.0 2017-12-03 Math::PlanePath::Base::NSEW(3)