1 | using System;
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2 | using HeuristicLab.Data;
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3 | using HeuristicLab.Core;
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4 | using System.Reflection;
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5 |
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6 | namespace HeuristicLab.JsonInterface {
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7 | public class IntMatrixConverter : ValueTypeMatrixConverter<IntMatrix, int> {
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8 | public override int Priority => 1;
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9 |
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10 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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11 | IntMatrix mat = item as IntMatrix;
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12 | IntMatrixJsonItem d = data as IntMatrixJsonItem;
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13 | CopyMatrixData(mat, d.Value);
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14 | }
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15 |
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16 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) =>
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17 | new IntMatrixJsonItem() {
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18 | Name = value.ItemName,
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19 | Description = value.ItemDescription,
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20 | Value = Transform((IntMatrix)value),
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21 | Minimum = int.MinValue,
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22 | Maximum = int.MaxValue
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23 | };
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24 | }
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25 |
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26 | public class DoubleMatrixConverter : ValueTypeMatrixConverter<DoubleMatrix, double> {
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27 | public override int Priority => 1;
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28 |
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29 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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30 | DoubleMatrix mat = item as DoubleMatrix;
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31 | DoubleMatrixJsonItem d = data as DoubleMatrixJsonItem;
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32 | CopyMatrixData(mat, d.Value);
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33 | }
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34 |
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35 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) =>
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36 | new DoubleMatrixJsonItem() {
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37 | Name = value.ItemName,
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38 | Description = value.ItemDescription,
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39 | Value = Transform((DoubleMatrix)value),
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40 | Minimum = double.MinValue,
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41 | Maximum = double.MaxValue,
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42 | RowNames = ((DoubleMatrix)value).RowNames,
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43 | ColumnNames = ((DoubleMatrix)value).ColumnNames
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44 | };
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45 | }
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46 |
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47 | public class PercentMatrixConverter : ValueTypeMatrixConverter<PercentMatrix, double> {
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48 | public override int Priority => 2;
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49 |
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50 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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51 | PercentMatrix mat = item as PercentMatrix;
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52 | DoubleMatrixJsonItem d = data as DoubleMatrixJsonItem;
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53 | CopyMatrixData(mat, d.Value);
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54 | }
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55 |
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56 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) =>
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57 | new DoubleMatrixJsonItem() {
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58 | Name = value.ItemName,
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59 | Description = value.ItemDescription,
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60 | Value = Transform((PercentMatrix)value),
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61 | Minimum = 0.0d,
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62 | Maximum = 1.0d
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63 | };
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64 | }
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65 |
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66 | public class BoolMatrixConverter : ValueTypeMatrixConverter<BoolMatrix, bool> {
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67 | public override int Priority => 1;
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68 |
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69 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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70 | BoolMatrix mat = item as BoolMatrix;
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71 | BoolMatrixJsonItem d = data as BoolMatrixJsonItem;
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72 | CopyMatrixData(mat, d.Value);
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73 | }
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74 |
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75 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) =>
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76 | new BoolMatrixJsonItem() {
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77 | Name = value.ItemName,
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78 | Description = value.ItemDescription,
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79 | Value = Transform((BoolMatrix)value)
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80 | };
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81 | }
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82 |
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83 | public abstract class ValueTypeMatrixConverter<MatrixType, T> : BaseConverter
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84 | where MatrixType : ValueTypeMatrix<T>
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85 | where T : struct
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86 | {
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87 | public override bool CanConvertType(Type t) =>
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88 | typeof(MatrixType).IsAssignableFrom(t);
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89 |
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90 | #region Helper
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91 | /// <summary>
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92 | /// Copies the data into the matrix object. Uses reflection to set the
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93 | /// row and column size of the matrix, because it is not possible to
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94 | /// create a new matrix at this point and there exists no public resize method.
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95 | /// </summary>
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96 | /// <param name="matrix"></param>
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97 | /// <param name="data"></param>
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98 | protected void CopyMatrixData(MatrixType matrix, T[][] data) {
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99 | var cols = data.Length;
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100 | var rows = data.Length > 0 ? data[0].Length : 0;
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101 |
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102 |
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103 | // matrix
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104 | var t = matrix.GetType();
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105 | var matrixInfo = matrix.GetType().GetField("matrix", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
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106 | matrixInfo.SetValue(matrix, new T[rows, cols]);
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107 | /*
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108 | var rowInfo = matrix.GetType().GetProperty("Rows");
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109 | rowInfo.SetValue(matrix, rows); // TODO
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110 | var colInfo = matrix.GetType().GetProperty("Columns");
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111 | colInfo.SetValue(matrix, cols);
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112 | */
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113 |
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114 |
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115 | for (int x = 0; x < rows; ++x) {
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116 | for (int y = 0; y < cols; ++y) {
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117 | matrix[x, y] = data[y][x];
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118 | }
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119 | }
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120 | }
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121 |
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122 | protected T[][] Transform(MatrixType matrix) {
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123 | T[][] m = new T[matrix.Columns][];
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124 | for (int column = 0; column < matrix.Columns; ++column) {
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125 | m[column] = new T[matrix.Rows];
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126 | for (int row = 0; row < matrix.Rows; ++row) {
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127 | m[column][row] = matrix[row, column];
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128 | }
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129 | }
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130 | return m;
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131 | }
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132 | #endregion
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133 | }
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134 | }
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