[1702] | 1 | package de.ugoe.cs.autoquest.tasktrees.alignment.matrix; |
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| 2 | |
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| 3 | import java.util.ArrayList; |
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| 4 | |
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| 5 | //Must be initialized! |
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| 6 | public class DynamicTriangleMatrix implements ITriangleMatrix { |
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| 7 | |
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| 8 | private ArrayList<Float> matrix; |
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| 9 | protected int size; |
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| 10 | private float initalizationValue; |
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| 11 | |
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| 12 | |
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| 13 | |
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| 14 | //Increases the size |
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| 15 | /* (non-Javadoc) |
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| 16 | * @see de.ugoe.cs.autoquest.tasktrees.alignment.matrix.ITriangleMatrix#increaseSize(int) |
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| 17 | */ |
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| 18 | @Override |
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| 19 | public void increaseSize(int count) { |
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| 20 | int oldsize = size; |
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| 21 | this.size += count; |
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| 22 | matrix.ensureCapacity(size*(size+1/2)); |
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| 23 | for(int i=0;i<(oldsize*count)+(count*(count+1)/2);i++) { |
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| 24 | matrix.add(this.initalizationValue); |
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| 25 | } |
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| 26 | } |
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| 27 | |
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| 28 | |
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| 29 | public DynamicTriangleMatrix(int size) { |
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| 30 | this.size = size; |
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| 31 | matrix = new ArrayList<Float>(); |
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| 32 | matrix.ensureCapacity(size*(size+1/2)); |
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| 33 | } |
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| 34 | |
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| 35 | |
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| 36 | /* (non-Javadoc) |
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| 37 | * @see de.ugoe.cs.autoquest.tasktrees.alignment.matrix.ITriangleMatrix#get(int, int) |
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| 38 | */ |
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| 39 | @Override |
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| 40 | public float get(int first, int second) { |
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| 41 | int row = Math.min(first, second); |
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| 42 | int col = Math.max(first, second); |
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| 43 | return matrix.get(row*size-(row*(row+1)/2 - (size-col))); |
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| 44 | |
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| 45 | } |
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| 46 | |
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| 47 | /* (non-Javadoc) |
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| 48 | * @see de.ugoe.cs.autoquest.tasktrees.alignment.matrix.ITriangleMatrix#set(int, int, float) |
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| 49 | */ |
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| 50 | @Override |
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| 51 | public void set(int first, int second, float value) { |
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| 52 | int row = Math.min(first, second); |
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| 53 | int col = Math.max(first, second); |
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| 54 | matrix.set(row*size-(row*(row+1)/2 - (size-col)),value); |
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| 55 | } |
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| 56 | |
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| 57 | /* (non-Javadoc) |
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| 58 | * @see de.ugoe.cs.autoquest.tasktrees.alignment.matrix.ITriangleMatrix#initialize(float) |
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| 59 | */ |
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| 60 | @Override |
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| 61 | public void initialize(float value) { |
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| 62 | this.initalizationValue = value; |
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| 63 | matrix.clear(); |
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| 64 | for (int i=0; i < this.size*(this.size+1)/2; i++) { |
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| 65 | matrix.add(value); |
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| 66 | } |
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| 67 | } |
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| 68 | |
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| 69 | |
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| 70 | /* (non-Javadoc) |
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| 71 | * @see de.ugoe.cs.autoquest.tasktrees.alignment.matrix.ITriangleMatrix#toString() |
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| 72 | */ |
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| 73 | @Override |
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| 74 | public String toString() { |
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| 75 | String result = ""; |
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| 76 | for (int i = 0; i < size; i++) { |
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| 77 | for(int j = 0; j< size; j++) { |
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| 78 | if(i<j) { |
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| 79 | if(Float.isInfinite(this.get(i,j))) { |
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| 80 | result = result + " -------"; |
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| 81 | } |
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| 82 | else { |
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| 83 | result = result + String.format("%+8.2f",this.get(i,j)); |
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| 84 | } |
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| 85 | } |
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| 86 | else { |
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| 87 | result = result + (" "); |
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| 88 | } |
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| 89 | } |
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| 90 | result = result + "\n"; |
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| 91 | } |
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| 92 | return result; |
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| 93 | } |
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| 94 | |
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| 95 | |
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| 96 | @Override |
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| 97 | public int size() { |
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| 98 | return size; |
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| 99 | } |
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| 100 | } |
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