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Use only number of grid points as arguments in InterpOpsXX, instead of coordinates.
author Martin Almquist <malmquist@stanford.edu>
date Tue, 04 Dec 2018 14:06:42 -0800
parents 4291731570bb
children 27ce3f653aa7
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4291731570bb Rename AWW OP. Make Interpolation operator classes take grid points as arguments. Remove LaplCurv.interpolationOperators. Introduce default struct in LaplCurv.interface.
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1 classdef InterpOpsOP < sbp.InterpOps
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2 properties
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3
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4 % Structs of interpolation operators, fields .good and .bad
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5 Iu2v
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6 Iv2u
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7 end
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9 methods
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10 % m_u, m_v -- number of grid points along the interface
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11 % order_u, order_v -- order of accuracy in the different blocks
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12 function obj = InterpOpsOP(m_u, m_v, order_u, order_v)
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14 assert(order_u == order_v,...
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15 'InterpOpsOP: Different orders of accuracy not available');
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17 switch order_u
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18 case 2
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19 intOpSet = @sbp.implementations.intOpOP_orders_2to2_ratio2to1;
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20 case 4
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21 intOpSet = @sbp.implementations.intOpOP_orders_4to4_ratio2to1;
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22 case 6
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23 intOpSet = @sbp.implementations.intOpOP_orders_6to6_ratio2to1;
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24 case 8
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25 intOpSet = @sbp.implementations.intOpOP_orders_8to8_ratio2to1;
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26 otherwise
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27 error('InterpOpsOP: Order of accuracy %d not available.', order_u);
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28 end
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30 Iu2v = struct;
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31 Iv2u = struct;
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32
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33 if (m_u-1)/(m_v-1) == 2
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34 % Block u is fine, v is coarse
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35 m_C = m_v;
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36 [Iv2u.good, Iu2v.bad] = intOpSet(m_C, 1, 'C2F');
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37 [Iv2u.bad, Iu2v.good] = intOpSet(m_C, 1, 'F2C');
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38
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39 elseif (m_v-1)/(m_u-1) == 2
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40 % Block v is fine, u is coarse
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41 m_C = m_u;
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42 [Iu2v.good, Iv2u.bad] = intOpSet(m_C, 1, 'C2F');
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43 [Iu2v.bad, Iv2u.good] = intOpSet(m_C, 1, 'F2C');
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44 else
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45 error('InterpOpsOP: Interpolation operators for grid ratio %f have not yet been constructed', (m_u-1)/(m_v-1));
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46 end
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48 obj.Iu2v = Iu2v;
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49 obj.Iv2u = Iv2u;
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51 end
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53 function str = string(obj)
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54 str = [class(obj)];
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55 end
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57 end
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58 end