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annotate +multiblock/DiffOp.m @ 868:57760d7088ad bcSetupExperiment

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Merge with feature/grids
author Jonatan Werpers <jonatan@werpers.com>
date Fri, 27 Jul 2018 10:39:12 -0700
parents 1cc5a0d26453 5cf9fdf4c98f
children 386ef449df51 21394c78c72e
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1 classdef DiffOp < scheme.Scheme
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2 properties
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3 grid
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4 order
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5 diffOps
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6 D
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7 H
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8
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9 blockmatrixDiv
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10 end
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11
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12 methods
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13 function obj = DiffOp(doHand, g, order, doParam)
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14 % doHand -- may either be a function handle or a cell array of
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15 % function handles for each grid. The function handle(s)
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16 % should be on the form do = doHand(grid, order, ...)
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17 % Additional parameters for each doHand may be provided in
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18 % the doParam input.
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19 % g -- a multiblock grid
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20 % order -- integer specifying the order of accuracy
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21 % doParam -- may either be a cell array or a cell array of cell arrays
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22 % for each block. If it is a cell array with length equal
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23 % to the number of blocks then each element is sent to the
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24 % corresponding function handle as extra parameters:
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25 % doHand(..., doParam{i}{:}) Otherwise doParam is sent as
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26 % extra parameters to all doHand: doHand(..., doParam{:})
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27 default_arg('doParam', [])
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28
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29 [getHand, getParam] = parseInput(doHand, g, doParam);
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30
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31 nBlocks = g.nBlocks();
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33 obj.order = order;
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35 % Create the diffOps for each block
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36 obj.diffOps = cell(1, nBlocks);
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37 for i = 1:nBlocks
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38 h = getHand(i);
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39 p = getParam(i);
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40 if ~iscell(p)
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41 p = {p};
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42 end
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43 obj.diffOps{i} = h(g.grids{i}, order, p{:});
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44 end
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47 % Build the norm matrix
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48 H = cell(nBlocks, nBlocks);
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49 for i = 1:nBlocks
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50 H{i,i} = obj.diffOps{i}.H;
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51 end
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52 obj.H = blockmatrix.toMatrix(H);
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55 % Build the differentiation matrix
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56 Ns = zeros(nBlocks,1);
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57 for i = 1:nBlocks
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58 Ns(i) = length(obj.diffOps{i}.D);
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59 end
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60 obj.blockmatrixDiv = {Ns, Ns};
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61 D = blockmatrix.zero(obj.blockmatrixDiv);
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62 for i = 1:nBlocks
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63 D{i,i} = obj.diffOps{i}.D;
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64 end
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66 for i = 1:nBlocks
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67 for j = 1:nBlocks
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68 intf = g.connections{i,j};
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69 if isempty(intf)
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70 continue
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71 end
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73
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74 [ii, ij] = obj.diffOps{i}.interface(intf{1}, obj.diffOps{j}, intf{2});
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75 D{i,i} = D{i,i} + ii;
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76 D{i,j} = D{i,j} + ij;
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78 [jj, ji] = obj.diffOps{j}.interface(intf{2}, obj.diffOps{i}, intf{1});
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79 D{j,j} = D{j,j} + jj;
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80 D{j,i} = D{j,i} + ji;
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81 end
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82 end
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83 obj.D = blockmatrix.toMatrix(D);
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84 obj.grid = g;
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86
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87 function [getHand, getParam] = parseInput(doHand, g, doParam)
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88 if ~isa(g, 'multiblock.Grid')
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89 error('multiblock:DiffOp:DiffOp:InvalidGrid', 'Requires a multiblock grid.');
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90 end
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91
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92 if iscell(doHand) && length(doHand) == g.nBlocks()
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93 getHand = @(i)doHand{i};
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94 elseif isa(doHand, 'function_handle')
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95 getHand = @(i)doHand;
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96 else
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97 error('multiblock:DiffOp:DiffOp:InvalidGridDoHand', 'doHand must be a function handle or a cell array of length grid.nBlocks');
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98 end
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99
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100 if isempty(doParam)
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101 getParam = @(i){};
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102 return
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103 end
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104
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105 if ~iscell(doParam)
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106 getParam = @(i)doParam;
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107 return
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108 end
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109
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110 % doParam is a non-empty cell-array
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111
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112 if length(doParam) == g.nBlocks() && all(cellfun(@iscell, doParam))
392
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113 % doParam is a cell-array of cell-arrays
186
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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114 getParam = @(i)doParam{i};
392
30ff8879162e Better input parsing for multiblock DiffOp.
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115 return
186
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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116 end
392
30ff8879162e Better input parsing for multiblock DiffOp.
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diff changeset
117
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118 getParam = @(i)doParam;
186
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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119 end
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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120 end
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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121
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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122 function ops = splitOp(obj, op)
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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123 % Splits a matrix operator into a cell-matrix of matrix operators for
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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124 % each grid.
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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125 ops = sparse2cell(op, obj.NNN);
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126 end
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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127
532
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diff changeset
128 % Get a boundary operator specified by opName for the given boundary/BoundaryGroup
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129 function op = getBoundaryOperator(obj, opName, boundary)
529
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130 switch class(boundary)
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131 case 'cell'
532
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diff changeset
132 localOpName = [opName '_' boundary{2}];
529
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diff changeset
133 blockId = boundary{1};
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diff changeset
134 localOp = obj.diffOps{blockId}.(localOpName);
344
61b75d6d4899 Added get method for boundary operators on multiblock DiffOp
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diff changeset
135
529
2ec8080027ab Add some documentation and decide on public function signatures
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diff changeset
136 div = {obj.blockmatrixDiv{1}, size(localOp,2)};
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diff changeset
137 blockOp = blockmatrix.zero(div);
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diff changeset
138 blockOp{blockId,1} = localOp;
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diff changeset
139 op = blockmatrix.toMatrix(blockOp);
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140 return
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141 case 'multiblock.BoundaryGroup'
584
b0386d2c180d In case of empty grids, make grid functions with the correct dimensions
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
142 op = sparse(size(obj.D,1),0);
532
b29f04ab5d99 Implement getBoundaryOperator for boundaryGroups in multiblock.DiffOp
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143 for i = 1:length(boundary)
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diff changeset
144 op = [op, obj.getBoundaryOperator(opName, boundary{i})];
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diff changeset
145 end
529
2ec8080027ab Add some documentation and decide on public function signatures
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146 otherwise
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diff changeset
147 error('Unknown boundary indentifier')
344
61b75d6d4899 Added get method for boundary operators on multiblock DiffOp
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diff changeset
148 end
61b75d6d4899 Added get method for boundary operators on multiblock DiffOp
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
149 end
61b75d6d4899 Added get method for boundary operators on multiblock DiffOp
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diff changeset
150
764
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
151 function op = getBoundaryQuadrature(obj, boundary)
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diff changeset
152 opName = 'H';
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diff changeset
153 switch class(boundary)
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154 case 'cell'
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diff changeset
155 localOpName = [opName '_' boundary{2}];
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diff changeset
156 blockId = boundary{1};
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diff changeset
157 op = obj.diffOps{blockId}.(localOpName);
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
158
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
159 return
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diff changeset
160 case 'multiblock.BoundaryGroup'
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diff changeset
161 N = length(boundary);
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Jonatan Werpers <jonatan@werpers.com>
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diff changeset
162 H_bm = cell(N,N);
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diff changeset
163 for i = 1:N
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diff changeset
164 H_bm{i,i} = obj.getBoundaryQuadrature(boundary{i});
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
165 end
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diff changeset
166 op = blockmatrix.toMatrix(H_bm);
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
167 otherwise
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
168 error('Unknown boundary indentifier')
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diff changeset
169 end
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
170 end
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
171
335
2d48db7151cf Bug fix in boundary condition.
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parents: 237
diff changeset
172 % Creates the closure and penalty matrix for a given boundary condition,
346
33b2ef863519 Allowed muliple closure BCs in multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 344
diff changeset
173 % boundary -- the name of the boundary on the form {id,name} where
202
e2fefb6f0746 multiblock.DiffOp: Fleshed out boundary_condition() a bit more
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parents: 201
diff changeset
174 % id is the number of a block and name is the name of a
529
2ec8080027ab Add some documentation and decide on public function signatures
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diff changeset
175 % boundary of that block example: {1,'s'} or {3,'w'}. It
2ec8080027ab Add some documentation and decide on public function signatures
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diff changeset
176 % can also be a boundary group
335
2d48db7151cf Bug fix in boundary condition.
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diff changeset
177 function [closure, penalty] = boundary_condition(obj, boundary, type)
529
2ec8080027ab Add some documentation and decide on public function signatures
Jonatan Werpers <jonatan@werpers.com>
parents: 522
diff changeset
178 switch class(boundary)
2ec8080027ab Add some documentation and decide on public function signatures
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diff changeset
179 case 'cell'
534
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
180 [closure, penalty] = obj.singleBoundaryCondition(boundary, type);
529
2ec8080027ab Add some documentation and decide on public function signatures
Jonatan Werpers <jonatan@werpers.com>
parents: 522
diff changeset
181 case 'multiblock.BoundaryGroup'
534
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
182 [n,m] = size(obj.D);
55a7777dfcd0 Implement boundary_condition for boundary groups
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diff changeset
183 closure = sparse(n,m);
584
b0386d2c180d In case of empty grids, make grid functions with the correct dimensions
Jonatan Werpers <jonatan@werpers.com>
parents: 534
diff changeset
184 penalty = sparse(n,0);
534
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
185 for i = 1:length(boundary)
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
186 [closurePart, penaltyPart] = obj.boundary_condition(boundary{i}, type);
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
187 closure = closure + closurePart;
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diff changeset
188 penalty = [penalty, penaltyPart];
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
189 end
529
2ec8080027ab Add some documentation and decide on public function signatures
Jonatan Werpers <jonatan@werpers.com>
parents: 522
diff changeset
190 otherwise
2ec8080027ab Add some documentation and decide on public function signatures
Jonatan Werpers <jonatan@werpers.com>
parents: 522
diff changeset
191 error('Unknown boundary indentifier')
346
33b2ef863519 Allowed muliple closure BCs in multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 344
diff changeset
192 end
210
39b7dcb2c724 multiblock: Implemented boundary conditions.
Jonatan Werpers <jonatan@werpers.com>
parents: 202
diff changeset
193
186
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
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parents:
diff changeset
194 end
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
195
533
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
196 function [closure, penalty] = singleBoundaryCondition(obj, boundary, type)
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
197 I = boundary{1};
06d1606d6977 Factor out function for handling a single boundary condition
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parents: 532
diff changeset
198 name = boundary{2};
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
199
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
200 % Get the closure and penaly matrices
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
201 [blockClosure, blockPenalty] = obj.diffOps{I}.boundary_condition(name, type);
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
202
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
203 % Expand to matrix for full domain.
865
1cc5a0d26453 Use existing functions
Jonatan Werpers <jonatan@werpers.com>
parents: 862
diff changeset
204 closure = multiblock.local2globalClosure(blockClosure, obj.blockmatrixDiv, I);
1cc5a0d26453 Use existing functions
Jonatan Werpers <jonatan@werpers.com>
parents: 862
diff changeset
205 penalty = multiblock.local2globalPenalty(blockPenalty, obj.blockmatrixDiv, I);
533
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
206 end
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
207
202
e2fefb6f0746 multiblock.DiffOp: Fleshed out boundary_condition() a bit more
Jonatan Werpers <jonatan@werpers.com>
parents: 201
diff changeset
208 function [closure, penalty] = interface(obj,boundary,neighbour_scheme,neighbour_boundary)
522
68178e013868 Add not-implemented-error for interface method in multiblock.DiffOp
Jonatan Werpers <jonatan@werpers.com>
parents: 438
diff changeset
209 error('not implemented')
186
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
210 end
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
211
201
38f203f00f3a Exeendend tests of multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 186
diff changeset
212 % Size returns the number of degrees of freedom
186
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
213 function N = size(obj)
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
214 N = 0;
201
38f203f00f3a Exeendend tests of multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 186
diff changeset
215 for i = 1:length(obj.diffOps)
38f203f00f3a Exeendend tests of multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 186
diff changeset
216 N = N + obj.diffOps{i}.size();
186
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
217 end
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
218 end
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
219 end
1fc2eeb4f4e6 Moved multiblock grid to the multiblock package. Continued implementation. Added multiblock diffOp and removed some functions no longer needed.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
220 end