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annotate +blockmatrix/isDivision.m @ 577:e45c9b56d50d feature/grids

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Add an Empty grid class The need turned up for the flexural code when we may or may not have a grid for the open water and want to plot that solution. In case there is no open water we need an empty grid to plot the empty gridfunction against to avoid errors.
author Jonatan Werpers <jonatan@werpers.com>
date Thu, 07 Sep 2017 09:16:12 +0200
parents 764438b52541
children a5f1b0267dba
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764438b52541 blockmatrix: Added functions to test for block matrcies and divisions.
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1 function b = isDivision(div)
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2 % Make sure it is a cellarray
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3 if ~iscell(div)
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4 b = false;
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5 return
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6 end
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7
764438b52541 blockmatrix: Added functions to test for block matrcies and divisions.
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8 % Make sure it has the right shape
764438b52541 blockmatrix: Added functions to test for block matrcies and divisions.
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9 if numel(div) ~= 2
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10 b = false;
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11 return
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12 end
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13
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14 if ~isDivisionVector(div{1}) || ~isDivisionVector(div{2})
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15 b = false;
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16 return
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17 end
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18
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19 b = true;
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20 end
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21
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22 function b = isDivisionVector(v)
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23 if isempty(v)
764438b52541 blockmatrix: Added functions to test for block matrcies and divisions.
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24 b = false;
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25 return
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26 end
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27
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28 if any(v <= 0)
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29 b = false;
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30 return
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31 end
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32
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33 b = true;
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34 end