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17 package org.apache.commons.geometry.examples.tutorials.bsp;
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19 import java.io.File;
20 import java.util.Arrays;
21
22 import org.apache.commons.geometry.euclidean.twod.Bounds2D;
23 import org.apache.commons.geometry.euclidean.twod.RegionBSPTree2D;
24 import org.apache.commons.geometry.euclidean.twod.Vector2D;
25 import org.apache.commons.geometry.euclidean.twod.path.LinePath;
26 import org.apache.commons.numbers.core.Precision;
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30 public final class HexagonUnbalanced {
31
32
33 private HexagonUnbalanced() {}
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39 public static void main(final String[] args) {
40 final File outputFolder = new File(args.length > 0 ? args[0] : ".");
41 final BSPTreeSVGWriter svgWriter = new BSPTreeSVGWriter(Bounds2D.from(Vector2D.of(-8, -8), Vector2D.of(8, 8)));
42 svgWriter.setTreeParentOffsetFactor(0);
43 svgWriter.setTreeParentXOffsetMin(20);
44
45 final Precision.DoubleEquivalence precision = Precision.doubleEquivalenceOfEpsilon(1e-6);
46
47 final RegionBSPTree2D tree = RegionBSPTree2D.empty();
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49 final LinePath path = LinePath.fromVertexLoop(Arrays.asList(
50 Vector2D.of(-4, 0),
51 Vector2D.of(-2, -3),
52 Vector2D.of(2, -3),
53 Vector2D.of(4, 0),
54 Vector2D.of(2, 3),
55 Vector2D.of(-2, 3)
56 ), precision);
57 tree.insert(path);
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59 svgWriter.write(tree, new File(outputFolder, "hex-unbalanced.svg"));
60 }
61 }