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annotate +multiblock/DiffOp.m @ 1033:037f203b9bf5 feature/burgers1d

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Merge with branch feature/advectioRV to utilize the +rv package
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Thu, 17 Jan 2019 10:44:12 +0100
parents 21394c78c72e
children a4ad90b37998 a3accd2f1283
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186
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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, intfTypes)
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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 %
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28 % intfTypes (optional) -- nBlocks x nBlocks cell array of types for
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29 % every interface.
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30 default_arg('doParam', [])
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31 default_arg('intfTypes', cell(g.nBlocks(), g.nBlocks()) );
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32
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33 [getHand, getParam] = parseInput(doHand, g, doParam);
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34
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35 obj.order = order;
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36 nBlocks = g.nBlocks();
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37
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38 % Create the diffOps for each block
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39 obj.diffOps = cell(1, nBlocks);
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40 for i = 1:nBlocks
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41 h = getHand(i);
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42 p = getParam(i);
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43 if ~iscell(p)
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44 p = {p};
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45 end
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46 obj.diffOps{i} = h(g.grids{i}, order, p{:});
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47 end
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50 % Build the norm matrix
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51 H = cell(nBlocks, nBlocks);
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52 for i = 1:nBlocks
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53 H{i,i} = obj.diffOps{i}.H;
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54 end
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55 obj.H = blockmatrix.toMatrix(H);
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58 % Build the differentiation matrix
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59 Ns = zeros(nBlocks,1);
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60 for i = 1:nBlocks
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61 Ns(i) = length(obj.diffOps{i}.D);
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62 end
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63 obj.blockmatrixDiv = {Ns, Ns};
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64 D = blockmatrix.zero(obj.blockmatrixDiv);
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65 for i = 1:nBlocks
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66 D{i,i} = obj.diffOps{i}.D;
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67 end
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68
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69 for i = 1:nBlocks
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70 for j = 1:nBlocks
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71 intf = g.connections{i,j};
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72 if isempty(intf)
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73 continue
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74 end
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75
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76 [ii, ij] = obj.diffOps{i}.interface(intf{1}, obj.diffOps{j}, intf{2}, intfTypes{i,j});
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77 D{i,i} = D{i,i} + ii;
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78 D{i,j} = D{i,j} + ij;
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79
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80 [jj, ji] = obj.diffOps{j}.interface(intf{2}, obj.diffOps{i}, intf{1}, intfTypes{i,j});
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81 D{j,j} = D{j,j} + jj;
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82 D{j,i} = D{j,i} + ji;
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83 end
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84 end
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85 obj.D = blockmatrix.toMatrix(D);
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86 obj.grid = g;
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88
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89 function [getHand, getParam] = parseInput(doHand, g, doParam)
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90 if ~isa(g, 'multiblock.Grid')
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91 error('multiblock:DiffOp:DiffOp:InvalidGrid', 'Requires a multiblock grid.');
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92 end
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93
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94 if iscell(doHand) && length(doHand) == g.nBlocks()
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95 getHand = @(i)doHand{i};
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96 elseif isa(doHand, 'function_handle')
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97 getHand = @(i)doHand;
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98 else
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99 error('multiblock:DiffOp:DiffOp:InvalidGridDoHand', 'doHand must be a function handle or a cell array of length grid.nBlocks');
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100 end
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101
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102 if isempty(doParam)
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103 getParam = @(i){};
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104 return
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105 end
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106
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107 if ~iscell(doParam)
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108 getParam = @(i)doParam;
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109 return
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110 end
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111
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112 % doParam is a non-empty cell-array
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diff changeset
113
721
c29eca357028 Change name of grid parameter in multiblock.DiffOp to avoid conflict with package
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diff changeset
114 if length(doParam) == g.nBlocks() && all(cellfun(@iscell, doParam))
392
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115 % 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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116 getParam = @(i)doParam{i};
392
30ff8879162e Better input parsing for multiblock DiffOp.
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117 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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parents:
diff changeset
118 end
392
30ff8879162e Better input parsing for multiblock DiffOp.
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diff changeset
119
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diff changeset
120 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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121 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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122 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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123
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 function ops = splitOp(obj, op)
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125 % 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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126 % 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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127 ops = sparse2cell(op, obj.NNN);
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128 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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129
532
b29f04ab5d99 Implement getBoundaryOperator for boundaryGroups in multiblock.DiffOp
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diff changeset
130 % Get a boundary operator specified by opName for the given boundary/BoundaryGroup
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diff changeset
131 function op = getBoundaryOperator(obj, opName, boundary)
529
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132 switch class(boundary)
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133 case 'cell'
532
b29f04ab5d99 Implement getBoundaryOperator for boundaryGroups in multiblock.DiffOp
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diff changeset
134 localOpName = [opName '_' boundary{2}];
529
2ec8080027ab Add some documentation and decide on public function signatures
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diff changeset
135 blockId = boundary{1};
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diff changeset
136 localOp = obj.diffOps{blockId}.(localOpName);
344
61b75d6d4899 Added get method for boundary operators on multiblock DiffOp
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diff changeset
137
529
2ec8080027ab Add some documentation and decide on public function signatures
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diff changeset
138 div = {obj.blockmatrixDiv{1}, size(localOp,2)};
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diff changeset
139 blockOp = blockmatrix.zero(div);
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diff changeset
140 blockOp{blockId,1} = localOp;
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diff changeset
141 op = blockmatrix.toMatrix(blockOp);
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142 return
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143 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
144 op = sparse(size(obj.D,1),0);
532
b29f04ab5d99 Implement getBoundaryOperator for boundaryGroups in multiblock.DiffOp
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diff changeset
145 for i = 1:length(boundary)
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diff changeset
146 op = [op, obj.getBoundaryOperator(opName, boundary{i})];
b29f04ab5d99 Implement getBoundaryOperator for boundaryGroups in multiblock.DiffOp
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diff changeset
147 end
529
2ec8080027ab Add some documentation and decide on public function signatures
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diff changeset
148 otherwise
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diff changeset
149 error('Unknown boundary indentifier')
344
61b75d6d4899 Added get method for boundary operators on multiblock DiffOp
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
150 end
61b75d6d4899 Added get method for boundary operators on multiblock DiffOp
Jonatan Werpers <jonatan@werpers.com>
parents: 343
diff changeset
151 end
61b75d6d4899 Added get method for boundary operators on multiblock DiffOp
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
152
764
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
153 function op = getBoundaryQuadrature(obj, boundary)
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diff changeset
154 opName = 'H';
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diff changeset
155 switch class(boundary)
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diff changeset
156 case 'cell'
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diff changeset
157 localOpName = [opName '_' boundary{2}];
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diff changeset
158 blockId = boundary{1};
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diff changeset
159 op = obj.diffOps{blockId}.(localOpName);
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
160
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
161 return
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
162 case 'multiblock.BoundaryGroup'
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
163 N = length(boundary);
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
parents: 722
diff changeset
164 H_bm = cell(N,N);
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
165 for i = 1:N
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diff changeset
166 H_bm{i,i} = obj.getBoundaryQuadrature(boundary{i});
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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parents: 722
diff changeset
167 end
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
168 op = blockmatrix.toMatrix(H_bm);
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
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diff changeset
169 otherwise
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
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diff changeset
170 error('Unknown boundary indentifier')
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
parents: 722
diff changeset
171 end
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
parents: 722
diff changeset
172 end
e05465aa2e25 Add methods for getting boundary quadratures from multiblock.DiffOP
Jonatan Werpers <jonatan@werpers.com>
parents: 722
diff changeset
173
335
2d48db7151cf Bug fix in boundary condition.
Jonatan Werpers <jonatan@werpers.com>
parents: 237
diff changeset
174 % 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
175 % boundary -- the name of the boundary on the form {id,name} where
202
e2fefb6f0746 multiblock.DiffOp: Fleshed out boundary_condition() a bit more
Jonatan Werpers <jonatan@werpers.com>
parents: 201
diff changeset
176 % 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
Jonatan Werpers <jonatan@werpers.com>
parents: 522
diff changeset
177 % 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
178 % can also be a boundary group
335
2d48db7151cf Bug fix in boundary condition.
Jonatan Werpers <jonatan@werpers.com>
parents: 237
diff changeset
179 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
180 switch class(boundary)
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parents: 522
diff changeset
181 case 'cell'
534
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
182 [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
183 case 'multiblock.BoundaryGroup'
534
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
184 [n,m] = size(obj.D);
55a7777dfcd0 Implement boundary_condition for boundary groups
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parents: 533
diff changeset
185 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
186 penalty = sparse(n,0);
534
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
187 for i = 1:length(boundary)
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
188 [closurePart, penaltyPart] = obj.boundary_condition(boundary{i}, type);
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
189 closure = closure + closurePart;
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
190 penalty = [penalty, penaltyPart];
55a7777dfcd0 Implement boundary_condition for boundary groups
Jonatan Werpers <jonatan@werpers.com>
parents: 533
diff changeset
191 end
529
2ec8080027ab Add some documentation and decide on public function signatures
Jonatan Werpers <jonatan@werpers.com>
parents: 522
diff changeset
192 otherwise
2ec8080027ab Add some documentation and decide on public function signatures
Jonatan Werpers <jonatan@werpers.com>
parents: 522
diff changeset
193 error('Unknown boundary indentifier')
346
33b2ef863519 Allowed muliple closure BCs in multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 344
diff changeset
194 end
210
39b7dcb2c724 multiblock: Implemented boundary conditions.
Jonatan Werpers <jonatan@werpers.com>
parents: 202
diff changeset
195
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
196 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
197
533
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
198 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
199 I = boundary{1};
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
200 name = boundary{2};
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
201
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
202 % 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
203 [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
204
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
205 % Expand to matrix for full domain.
865
1cc5a0d26453 Use existing functions
Jonatan Werpers <jonatan@werpers.com>
parents: 862
diff changeset
206 closure = multiblock.local2globalClosure(blockClosure, obj.blockmatrixDiv, I);
1cc5a0d26453 Use existing functions
Jonatan Werpers <jonatan@werpers.com>
parents: 862
diff changeset
207 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
208 end
06d1606d6977 Factor out function for handling a single boundary condition
Jonatan Werpers <jonatan@werpers.com>
parents: 532
diff changeset
209
202
e2fefb6f0746 multiblock.DiffOp: Fleshed out boundary_condition() a bit more
Jonatan Werpers <jonatan@werpers.com>
parents: 201
diff changeset
210 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
211 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
212 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
213
201
38f203f00f3a Exeendend tests of multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 186
diff changeset
214 % 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
215 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
216 N = 0;
201
38f203f00f3a Exeendend tests of multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 186
diff changeset
217 for i = 1:length(obj.diffOps)
38f203f00f3a Exeendend tests of multiblock.DiffOp.
Jonatan Werpers <jonatan@werpers.com>
parents: 186
diff changeset
218 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
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
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
221 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
222 end