[171] | 1 | using System; |
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| 2 | using System.Collections.Generic; |
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| 3 | using System.ComponentModel; |
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| 4 | using System.Data; |
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| 5 | using System.Drawing; |
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| 6 | using System.Linq; |
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| 7 | using System.Text; |
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| 8 | using System.Windows.Forms; |
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| 9 | using System.Diagnostics; |
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| 10 | |
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| 11 | using BCMToolbox; |
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| 12 | |
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| 13 | namespace VisualBCM |
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| 14 | { |
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| 15 | public partial class GraphForm : Form, INetworkMonitor |
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| 16 | { |
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| 17 | |
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| 18 | Func<INetwork, double[]> __norm = null; |
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| 19 | Color[] __wheel = null; |
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| 20 | |
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| 21 | const int GRAPH_DEPTH = 50; |
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| 22 | |
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| 23 | List<double[]> __gatheredNorms = new List<double[]>(GRAPH_DEPTH + 10); |
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| 24 | double[] __gatheredTotals = null; |
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| 25 | int __normWidth = 0; |
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| 26 | int __normTotalCount = 0; |
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| 27 | |
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| 28 | |
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| 29 | |
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| 30 | |
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| 31 | public GraphForm(TraceableNetwork net, Func<INetwork,double[]> norms, string description) |
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| 32 | { |
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| 33 | __wheel = GUIUtilities.GetColorWheel(); |
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| 34 | InitializeComponent(); |
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| 35 | |
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| 36 | |
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| 37 | __norm = norms; |
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| 38 | |
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| 39 | if(net != null) |
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| 40 | net.RegisterMonitor(this); |
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| 41 | |
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| 42 | |
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| 43 | this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true); |
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| 44 | |
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| 45 | this.TopMost = true; |
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| 46 | |
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| 47 | if (net != null) |
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| 48 | this.Text = String.Format("VisualBCM Graphing tool [{0} - {1}]", net.Identification, description); |
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| 49 | else |
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| 50 | this.Text = String.Format("VisualBCM Graphing tool [{0}]", description); |
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| 51 | } |
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| 52 | |
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| 53 | public void RefreshGraph() |
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| 54 | { |
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| 55 | if (__gatheredNorms.Count == 0) |
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| 56 | return; |
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| 57 | |
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| 58 | Bitmap bmp = new Bitmap(GRAPH_DEPTH, 100, System.Drawing.Imaging.PixelFormat.Format24bppRgb); |
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| 59 | |
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| 60 | lock (__gatheredNorms) |
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| 61 | { |
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| 62 | int start = 0; |
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| 63 | if (__gatheredNorms.Count > GRAPH_DEPTH) |
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| 64 | start = __gatheredNorms.Count - GRAPH_DEPTH; |
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| 65 | |
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| 66 | for (int j = 0; j < __normWidth; j++) |
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| 67 | { |
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| 68 | double normAve = __gatheredTotals[j] / __normTotalCount; |
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| 69 | for (int i = start; i < __gatheredNorms.Count; i++) |
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| 70 | { |
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| 71 | double val = __gatheredNorms[i][j]; |
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| 72 | val /= normAve; |
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| 73 | val = val * 50; |
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| 74 | val = 100 - val; |
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| 75 | |
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| 76 | if (val < 0) |
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| 77 | val = 0; |
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| 78 | if (val >= 100) |
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| 79 | val = 99; |
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| 80 | |
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| 81 | bmp.SetPixel(i - start, (int)val, |
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| 82 | __wheel[j % __wheel.Length]); |
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| 83 | } |
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| 84 | } |
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| 85 | } |
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| 86 | |
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| 87 | this.pictureBox1.Image = bmp; |
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| 88 | this.label1.Text = String.Format("ticks: {0}", __normTotalCount); |
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| 89 | } |
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| 90 | |
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| 91 | |
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| 92 | |
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| 93 | #region INetworkMonitor Members |
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| 94 | |
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| 95 | public Func<INetwork, double[]> KernelFunction |
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| 96 | { |
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| 97 | get |
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| 98 | { |
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| 99 | return __norm; |
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| 100 | } |
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| 101 | } |
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| 102 | |
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| 103 | public void RegisterNorm(double[] newNorm) |
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| 104 | { |
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| 105 | lock (__gatheredNorms) |
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| 106 | { |
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| 107 | if (__gatheredNorms.Count == 0) |
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| 108 | { |
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| 109 | __normWidth = newNorm.Length; |
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| 110 | __gatheredTotals = new double[__normWidth]; |
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| 111 | } |
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| 112 | else if (newNorm.Length != __normWidth) |
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| 113 | return; |
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| 114 | |
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| 115 | __gatheredNorms.Add(newNorm); |
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| 116 | while (__gatheredNorms.Count > GRAPH_DEPTH) |
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| 117 | __gatheredNorms.RemoveAt(0); |
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| 118 | |
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| 119 | for (int i = 0; i < __normWidth; i++) |
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| 120 | __gatheredTotals[i] += newNorm[i]; |
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| 121 | |
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| 122 | __normTotalCount++; |
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| 123 | } |
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| 124 | } |
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| 125 | |
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| 126 | #endregion |
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| 127 | |
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| 128 | #region Plotting function graphs |
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| 129 | public static GraphForm PlotFunction(Func<double, double> func, double intervalMin, double intervalMax) |
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| 130 | { |
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| 131 | GraphForm toRet = new GraphForm(null, null, "Function Graph"); |
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| 132 | double maxPlot = double.MinValue; |
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| 133 | double minPlot = double.MaxValue; |
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| 134 | for (int i = 0; i < GRAPH_DEPTH; i++) |
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| 135 | { |
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| 136 | double val = i * (intervalMax - intervalMin) / GRAPH_DEPTH + intervalMin; |
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| 137 | double y = func(val); |
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| 138 | if (y < minPlot) |
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| 139 | minPlot = y; |
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| 140 | if (y > maxPlot) |
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| 141 | maxPlot = y; |
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| 142 | toRet.RegisterNorm(new double[] { y }); |
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| 143 | } |
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| 144 | toRet.RefreshGraph(); |
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| 145 | toRet.label1.Text = String.Format("domain: [{0}, {1}] | codomain: [{2}, {3}]", |
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| 146 | intervalMin.ToString("#0.00"), intervalMax.ToString("#0.00"), |
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| 147 | minPlot.ToString("#0.00"), maxPlot.ToString("#0.00")); |
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| 148 | |
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| 149 | toRet.Show(); |
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| 150 | toRet.BringToFront(); |
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| 151 | return toRet; |
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| 152 | } |
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| 153 | #endregion |
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| 154 | } |
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| 155 | } |
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