From 8e13e7e2874adc8982e16d1d2ed2e28d7480b45f Mon Sep 17 00:00:00 2001
From: chai <215380520@qq.com>
Date: Sun, 19 May 2024 16:05:58 +0800
Subject: +1.57

---
 .../Decompile/NGS.MeshFusionPro/ObjectsCombiner.cs | 155 +++++++++++++++++++++
 1 file changed, 155 insertions(+)
 create mode 100644 Thronefall_1_57/Decompile/NGS.MeshFusionPro/ObjectsCombiner.cs

(limited to 'Thronefall_1_57/Decompile/NGS.MeshFusionPro/ObjectsCombiner.cs')

diff --git a/Thronefall_1_57/Decompile/NGS.MeshFusionPro/ObjectsCombiner.cs b/Thronefall_1_57/Decompile/NGS.MeshFusionPro/ObjectsCombiner.cs
new file mode 100644
index 0000000..6cf2299
--- /dev/null
+++ b/Thronefall_1_57/Decompile/NGS.MeshFusionPro/ObjectsCombiner.cs
@@ -0,0 +1,155 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace NGS.MeshFusionPro;
+
+public abstract class ObjectsCombiner<TCombinedObject, TCombineSource> where TCombinedObject : ICombinedObject where TCombineSource : ICombineSource
+{
+	private List<TCombinedObject> _combinedObjects;
+
+	private List<TCombineSource> _sources;
+
+	private List<TCombineSource> _sourcesForCombine;
+
+	public IReadOnlyList<TCombinedObject> CombinedObjects => _combinedObjects;
+
+	public bool ContainSources => _sources.Count > 0;
+
+	public event Action<TCombinedObject> onCombinedObjectCreated;
+
+	protected ObjectsCombiner()
+	{
+		_sources = new List<TCombineSource>();
+		_combinedObjects = new List<TCombinedObject>();
+		_sourcesForCombine = new List<TCombineSource>();
+	}
+
+	public virtual void AddSource(TCombineSource source)
+	{
+		_sources.Add(source);
+	}
+
+	public void AddSources(IEnumerable<TCombineSource> sources)
+	{
+		foreach (TCombineSource source in sources)
+		{
+			AddSource(source);
+		}
+	}
+
+	public void RemoveSource(TCombineSource source)
+	{
+		_sources.Remove(source);
+	}
+
+	public void Combine()
+	{
+		if (_sources.Count != 0)
+		{
+			CleanEmptyData();
+			CombineInternal();
+			_sources.Clear();
+		}
+	}
+
+	private void CleanEmptyData()
+	{
+		int num = 0;
+		while (num < _combinedObjects.Count)
+		{
+			if (_combinedObjects[num] == null)
+			{
+				_combinedObjects.RemoveAt(num);
+			}
+			else
+			{
+				num++;
+			}
+		}
+		num = 0;
+		while (num < _sources.Count)
+		{
+			if (_sources[num] == null)
+			{
+				_sources.RemoveAt(num);
+			}
+			else
+			{
+				num++;
+			}
+		}
+	}
+
+	private void CombineInternal()
+	{
+		_sourcesForCombine.Clear();
+		int num = 0;
+		while (num <= _combinedObjects.Count && _sources.Count != 0)
+		{
+			bool flag = false;
+			TCombinedObject val;
+			if (num == _combinedObjects.Count)
+			{
+				try
+				{
+					val = CreateCombinedObject(_sources[0]);
+					_combinedObjects.Add(val);
+					flag = true;
+				}
+				catch (Exception ex)
+				{
+					Debug.Log("Unable to create CombinedObject : " + ex.Message + ex.StackTrace);
+					_sources.RemoveAt(0);
+					continue;
+				}
+			}
+			else
+			{
+				val = _combinedObjects[num];
+			}
+			CombinedObjectMatcher<TCombinedObject, TCombineSource> matcher = GetMatcher();
+			matcher.StartMatching(val);
+			int num2 = 0;
+			while (num2 < _sources.Count)
+			{
+				TCombineSource val2 = _sources[num2];
+				if (matcher.CanAddSource(val2))
+				{
+					_sourcesForCombine.Add(val2);
+					matcher.SourceAdded(val2);
+					_sources.RemoveAt(num2);
+				}
+				else
+				{
+					num2++;
+				}
+			}
+			if (_sourcesForCombine.Count > 0)
+			{
+				try
+				{
+					CombineSources(val, _sourcesForCombine);
+					_sourcesForCombine.Clear();
+				}
+				catch (Exception ex2)
+				{
+					Debug.Log("Unable to combine sources in ObjectsCombiner : " + ex2.Message + ex2.StackTrace);
+					_sourcesForCombine.Clear();
+					continue;
+				}
+			}
+			if (flag)
+			{
+				this.onCombinedObjectCreated?.Invoke(val);
+			}
+			num++;
+		}
+	}
+
+	protected abstract CombinedObjectMatcher<TCombinedObject, TCombineSource> GetMatcher();
+
+	protected abstract TCombinedObject CreateCombinedObject(TCombineSource source);
+
+	protected abstract void CombineSources(TCombinedObject root, IList<TCombineSource> sources);
+}
-- 
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