41 lines
1.1 KiB
C#
41 lines
1.1 KiB
C#
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#if UNITY_EDITOR
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using System.Collections.Generic;
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namespace GSpawn
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{
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public class ScatterBrushNodeTree
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{
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private List<BinarySphereTreeNode<ScatterBrushNode>> _sphereNodeBuffer = new List<BinarySphereTreeNode<ScatterBrushNode>>();
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private BinarySphereTree<ScatterBrushNode> _tree = new BinarySphereTree<ScatterBrushNode>();
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public bool initialize()
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{
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return _tree.initialize(0.0f);
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}
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public void clear()
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{
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_tree.clear();
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}
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public void addNode(ScatterBrushNode node)
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{
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Sphere sphere = new Sphere(node.obb);
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_tree.createLeafNode(sphere.center, sphere.radius, node);
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}
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public bool checkBoxOverlap(OBB obb)
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{
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if (_tree.overlapBox(obb, _sphereNodeBuffer))
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{
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foreach (var node in _sphereNodeBuffer)
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{
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if (node.data.obb.intersectsOBB(obb)) return true;
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}
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}
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return false;
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}
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}
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}
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#endif
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