D:\ValheimDev\Dumps\Old\assembly_valheim\HeightmapBuilder.cs		D:\ValheimDev\Dumps\Latest\assembly_valheim\HeightmapBuilder.cs
	using System;		using System;
	using System.Collections.Generic;		using System.Collections.Generic;
	using System.Diagnostics;		using System.Diagnostics;
	using System.Threading;		using System.Threading;
	using UnityEngine;		using UnityEngine;
	public class HeightmapBuilder		public class HeightmapBuilder
	{		{
	public static HeightmapBuilder instance		public static HeightmapBuilder instance
	{		{
	get		get
	{		{
	if (HeightmapBuilder.hasBeenDisposed)		if (HeightmapBuilder.hasBeenDisposed)
	{		{
	ZLog.LogWarning("Tried to get instance of heightmap builder after heightmap builder has been disposed!");		ZLog.LogWarning("Tried to get instance of heightmap builder after heightmap builder has been disposed!");
	return null;		return null;
	}		}
	if (HeightmapBuilder.m_instance == null)		if (HeightmapBuilder.m_instance == null)
	{		{
	HeightmapBuilder.m_instance = new HeightmapBuilder();		HeightmapBuilder.m_instance = new HeightmapBuilder();
	}		}
	return HeightmapBuilder.m_instance;		return HeightmapBuilder.m_instance;
	}		}
	}		}
	private HeightmapBuilder()		private HeightmapBuilder()
	{		{
	HeightmapBuilder.m_instance = this;		HeightmapBuilder.m_instance = this;
	this.m_builder = new Thread(new ThreadStart(this.BuildThread));		this.m_builder = new Thread(new ThreadStart(this.BuildThread));
	this.m_builder.Start();		this.m_builder.Start();
	}		}
	public void Dispose()		public void Dispose()
	{		{
	if (HeightmapBuilder.hasBeenDisposed)		if (HeightmapBuilder.hasBeenDisposed)
	{		{
	return;		return;
	}		}
	HeightmapBuilder.hasBeenDisposed = true;		HeightmapBuilder.hasBeenDisposed = true;
	if (this.m_builder != null)		if (this.m_builder != null)
	{		{
	ZLog.Log("Stopping build thread");		ZLog.Log("Stopping build thread");
	this.m_lock.WaitOne();		this.m_lock.WaitOne();
	this.m_stop = true;		this.m_stop = true;
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	this.m_builder.Join();		this.m_builder.Join();
	this.m_builder = null;		this.m_builder = null;
	}		}
	if (this.m_lock != null)		if (this.m_lock != null)
	{		{
	this.m_lock.Close();		this.m_lock.Close();
	this.m_lock = null;		this.m_lock = null;
	}		}
	}		}
	private void BuildThread()		private void BuildThread()
	{		{
	ZLog.Log("Builder started");		ZLog.Log("Builder started");
	bool flag = false;		bool flag = false;
	while (!flag)		while (!flag)
	{		{
	this.m_lock.WaitOne();		this.m_lock.WaitOne();
	bool flag2 = this.m_toBuild.Count > 0;		bool flag2 = this.m_toBuild.Count > 0;
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	if (flag2)		if (flag2)
	{		{
	this.m_lock.WaitOne();		this.m_lock.WaitOne();
	HeightmapBuilder.HMBuildData hmbuildData = this.m_toBuild[0];		HeightmapBuilder.HMBuildData hmbuildData = this.m_toBuild[0];
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	new Stopwatch().Start();		new Stopwatch().Start();
	this.Build(hmbuildData);		this.Build(hmbuildData);
	this.m_lock.WaitOne();		this.m_lock.WaitOne();
	this.m_toBuild.Remove(hmbuildData);		this.m_toBuild.Remove(hmbuildData);
	this.m_ready.Add(hmbuildData);		this.m_ready.Add(hmbuildData);
	while (this.m_ready.Count > 16)		while (this.m_ready.Count > 16)
	{		{
	this.m_ready.RemoveAt(0);		this.m_ready.RemoveAt(0);
	}		}
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	}		}
	Thread.Sleep(10);		Thread.Sleep(10);
	this.m_lock.WaitOne();		this.m_lock.WaitOne();
	flag = this.m_stop;		flag = this.m_stop;
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	}		}
	}		}
	private void Build(HeightmapBuilder.HMBuildData data)		private void Build(HeightmapBuilder.HMBuildData data)
	{		{
	int num = data.m_width + 1;		int num = data.m_width + 1;
	int num2 = num * num;		int num2 = num * num;
	Vector3 vector = data.m_center + new Vector3((float)data.m_width * data.m_scale * -0.5f, 0f, (float)data.m_width * data.m_scale * -0.5f);		Vector3 vector = data.m_center + new Vector3((float)data.m_width * data.m_scale * -0.5f, 0f, (float)data.m_width * data.m_scale * -0.5f);
	WorldGenerator worldGen = data.m_worldGen;		WorldGenerator worldGen = data.m_worldGen;
	data.m_cornerBiomes = new Heightmap.Biome[4];		data.m_cornerBiomes = new Heightmap.Biome[4];
.	data.m_cornerBiomes[0] = worldGen.GetBiome(vector.x, vector.z);		data.m_cornerBiomes[0] = worldGen.GetBiome(vector.x, vector.z, 0.02f, false);
	data.m_cornerBiomes[1] = worldGen.GetBiome((float)((double)vector.x + (double)data.m_width * (double)data.m_scale), vector.z);		data.m_cornerBiomes[1] = worldGen.GetBiome((float)((double)vector.x + (double)data.m_width * (double)data.m_scale), vector.z, 0.02f, false);
	data.m_cornerBiomes[2] = worldGen.GetBiome(vector.x, (float)((double)vector.z + (double)data.m_width * (double)data.m_scale));		data.m_cornerBiomes[2] = worldGen.GetBiome(vector.x, (float)((double)vector.z + (double)data.m_width * (double)data.m_scale), 0.02f, false);
	data.m_cornerBiomes[3] = worldGen.GetBiome((float)((double)vector.x + (double)data.m_width * (double)data.m_scale), (float)((double)vector.z + (double)data.m_width * (double)data.m_scale));		data.m_cornerBiomes[3] = worldGen.GetBiome((float)((double)vector.x + (double)data.m_width * (double)data.m_scale), (float)((double)vector.z + (double)data.m_width * (double)data.m_scale), 0.02f, false);
	Heightmap.Biome biome = data.m_cornerBiomes[0];		Heightmap.Biome biome = data.m_cornerBiomes[0];
	Heightmap.Biome biome2 = data.m_cornerBiomes[1];		Heightmap.Biome biome2 = data.m_cornerBiomes[1];
	Heightmap.Biome biome3 = data.m_cornerBiomes[2];		Heightmap.Biome biome3 = data.m_cornerBiomes[2];
	Heightmap.Biome biome4 = data.m_cornerBiomes[3];		Heightmap.Biome biome4 = data.m_cornerBiomes[3];
	data.m_baseHeights = new List<float>(num * num);		data.m_baseHeights = new List<float>(num * num);
	for (int i = 0; i < num2; i++)		for (int i = 0; i < num2; i++)
	{		{
	data.m_baseHeights.Add(0f);		data.m_baseHeights.Add(0f);
	}		}
.	int num3 = data.m_width * data.m_width;		int num3 = num * num;
	data.m_baseMask = new Color[num3];		data.m_baseMask = new Color[num3];
	for (int j = 0; j < num3; j++)		for (int j = 0; j < num3; j++)
	{		{
	data.m_baseMask[j] = new Color(0f, 0f, 0f, 0f);		data.m_baseMask[j] = new Color(0f, 0f, 0f, 0f);
	}		}
	for (int k = 0; k < num; k++)		for (int k = 0; k < num; k++)
	{		{
	float num4 = (float)((double)vector.z + (double)k * (double)data.m_scale);		float num4 = (float)((double)vector.z + (double)k * (double)data.m_scale);
	float num5 = DUtils.SmoothStep(0f, 1f, (float)((double)k / (double)data.m_width));		float num5 = DUtils.SmoothStep(0f, 1f, (float)((double)k / (double)data.m_width));
	for (int l = 0; l < num; l++)		for (int l = 0; l < num; l++)
	{		{
	float num6 = (float)((double)vector.x + (double)l * (double)data.m_scale);		float num6 = (float)((double)vector.x + (double)l * (double)data.m_scale);
	float num7 = DUtils.SmoothStep(0f, 1f, (float)((double)l / (double)data.m_width));		float num7 = DUtils.SmoothStep(0f, 1f, (float)((double)l / (double)data.m_width));
	Color color = Color.black;		Color color = Color.black;
	float num8;		float num8;
	if (data.m_distantLod)		if (data.m_distantLod)
	{		{
.	Heightmap.Biome biome5 = worldGen.GetBiome(num6, num4);		Heightmap.Biome biome5 = worldGen.GetBiome(num6, num4, 0.02f, false);
	num8 = worldGen.GetBiomeHeight(biome5, num6, num4, out color, false);		num8 = worldGen.GetBiomeHeight(biome5, num6, num4, out color, false);
	}		}
	else if (biome3 == biome && biome2 == biome && biome4 == biome)		else if (biome3 == biome && biome2 == biome && biome4 == biome)
	{		{
	num8 = worldGen.GetBiomeHeight(biome, num6, num4, out color, false);		num8 = worldGen.GetBiomeHeight(biome, num6, num4, out color, false);
	}		}
	else		else
	{		{
	Color[] array = new Color[4];		Color[] array = new Color[4];
	float biomeHeight = worldGen.GetBiomeHeight(biome, num6, num4, out array[0], false);		float biomeHeight = worldGen.GetBiomeHeight(biome, num6, num4, out array[0], false);
	float biomeHeight2 = worldGen.GetBiomeHeight(biome2, num6, num4, out array[1], false);		float biomeHeight2 = worldGen.GetBiomeHeight(biome2, num6, num4, out array[1], false);
	float biomeHeight3 = worldGen.GetBiomeHeight(biome3, num6, num4, out array[2], false);		float biomeHeight3 = worldGen.GetBiomeHeight(biome3, num6, num4, out array[2], false);
	float biomeHeight4 = worldGen.GetBiomeHeight(biome4, num6, num4, out array[3], false);		float biomeHeight4 = worldGen.GetBiomeHeight(biome4, num6, num4, out array[3], false);
	float num9 = DUtils.Lerp(biomeHeight, biomeHeight2, num7);		float num9 = DUtils.Lerp(biomeHeight, biomeHeight2, num7);
	float num10 = DUtils.Lerp(biomeHeight3, biomeHeight4, num7);		float num10 = DUtils.Lerp(biomeHeight3, biomeHeight4, num7);
	num8 = DUtils.Lerp(num9, num10, num5);		num8 = DUtils.Lerp(num9, num10, num5);
	Color color2 = Color.Lerp(array[0], array[1], num7);		Color color2 = Color.Lerp(array[0], array[1], num7);
	Color color3 = Color.Lerp(array[2], array[3], num7);		Color color3 = Color.Lerp(array[2], array[3], num7);
	color = Color.Lerp(color2, color3, num5);		color = Color.Lerp(color2, color3, num5);
	}		}
	data.m_baseHeights[k * num + l] = num8;		data.m_baseHeights[k * num + l] = num8;
.	if (l < data.m_width && k < data.m_width)		data.m_baseMask[k * num + l] = color;
	{
	data.m_baseMask[k * data.m_width + l] = color;
	}
	}		}
	}		}
	if (data.m_distantLod)		if (data.m_distantLod)
	{		{
	for (int m = 0; m < 4; m++)		for (int m = 0; m < 4; m++)
	{		{
	List<float> list = new List<float>(data.m_baseHeights);		List<float> list = new List<float>(data.m_baseHeights);
	for (int n = 1; n < num - 1; n++)		for (int n = 1; n < num - 1; n++)
	{		{
	for (int num11 = 1; num11 < num - 1; num11++)		for (int num11 = 1; num11 < num - 1; num11++)
	{		{
	float num12 = list[n * num + num11];		float num12 = list[n * num + num11];
	float num13 = list[(n - 1) * num + num11];		float num13 = list[(n - 1) * num + num11];
	float num14 = list[(n + 1) * num + num11];		float num14 = list[(n + 1) * num + num11];
	float num15 = list[n * num + num11 - 1];		float num15 = list[n * num + num11 - 1];
	float num16 = list[n * num + num11 + 1];		float num16 = list[n * num + num11 + 1];
	if (Mathf.Abs(num12 - num13) > 10f)		if (Mathf.Abs(num12 - num13) > 10f)
	{		{
	num12 = (num12 + num13) * 0.5f;		num12 = (num12 + num13) * 0.5f;
	}		}
	if (Mathf.Abs(num12 - num14) > 10f)		if (Mathf.Abs(num12 - num14) > 10f)
	{		{
	num12 = (num12 + num14) * 0.5f;		num12 = (num12 + num14) * 0.5f;
	}		}
	if (Mathf.Abs(num12 - num15) > 10f)		if (Mathf.Abs(num12 - num15) > 10f)
	{		{
	num12 = (num12 + num15) * 0.5f;		num12 = (num12 + num15) * 0.5f;
	}		}
	if (Mathf.Abs(num12 - num16) > 10f)		if (Mathf.Abs(num12 - num16) > 10f)
	{		{
	num12 = (num12 + num16) * 0.5f;		num12 = (num12 + num16) * 0.5f;
	}		}
	data.m_baseHeights[n * num + num11] = num12;		data.m_baseHeights[n * num + num11] = num12;
	}		}
	}		}
	}		}
	}		}
	}		}
	public HeightmapBuilder.HMBuildData RequestTerrainSync(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)		public HeightmapBuilder.HMBuildData RequestTerrainSync(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)
	{		{
	HeightmapBuilder.HMBuildData hmbuildData;		HeightmapBuilder.HMBuildData hmbuildData;
	do		do
	{		{
	hmbuildData = this.RequestTerrain(center, width, scale, distantLod, worldGen);		hmbuildData = this.RequestTerrain(center, width, scale, distantLod, worldGen);
	}		}
	while (hmbuildData == null);		while (hmbuildData == null);
	return hmbuildData;		return hmbuildData;
	}		}
	private HeightmapBuilder.HMBuildData RequestTerrain(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)		private HeightmapBuilder.HMBuildData RequestTerrain(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)
	{		{
	this.m_lock.WaitOne();		this.m_lock.WaitOne();
	for (int i = 0; i < this.m_ready.Count; i++)		for (int i = 0; i < this.m_ready.Count; i++)
	{		{
	HeightmapBuilder.HMBuildData hmbuildData = this.m_ready[i];		HeightmapBuilder.HMBuildData hmbuildData = this.m_ready[i];
	if (hmbuildData.IsEqual(center, width, scale, distantLod, worldGen))		if (hmbuildData.IsEqual(center, width, scale, distantLod, worldGen))
	{		{
	this.m_ready.RemoveAt(i);		this.m_ready.RemoveAt(i);
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	return hmbuildData;		return hmbuildData;
	}		}
	}		}
	for (int j = 0; j < this.m_toBuild.Count; j++)		for (int j = 0; j < this.m_toBuild.Count; j++)
	{		{
	if (this.m_toBuild[j].IsEqual(center, width, scale, distantLod, worldGen))		if (this.m_toBuild[j].IsEqual(center, width, scale, distantLod, worldGen))
	{		{
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	return null;		return null;
	}		}
	}		}
	this.m_toBuild.Add(new HeightmapBuilder.HMBuildData(center, width, scale, distantLod, worldGen));		this.m_toBuild.Add(new HeightmapBuilder.HMBuildData(center, width, scale, distantLod, worldGen));
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	return null;		return null;
	}		}
	public bool IsTerrainReady(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)		public bool IsTerrainReady(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)
	{		{
	this.m_lock.WaitOne();		this.m_lock.WaitOne();
	for (int i = 0; i < this.m_ready.Count; i++)		for (int i = 0; i < this.m_ready.Count; i++)
	{		{
	if (this.m_ready[i].IsEqual(center, width, scale, distantLod, worldGen))		if (this.m_ready[i].IsEqual(center, width, scale, distantLod, worldGen))
	{		{
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	return true;		return true;
	}		}
	}		}
	for (int j = 0; j < this.m_toBuild.Count; j++)		for (int j = 0; j < this.m_toBuild.Count; j++)
	{		{
	if (this.m_toBuild[j].IsEqual(center, width, scale, distantLod, worldGen))		if (this.m_toBuild[j].IsEqual(center, width, scale, distantLod, worldGen))
	{		{
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	return false;		return false;
	}		}
	}		}
	this.m_toBuild.Add(new HeightmapBuilder.HMBuildData(center, width, scale, distantLod, worldGen));		this.m_toBuild.Add(new HeightmapBuilder.HMBuildData(center, width, scale, distantLod, worldGen));
	this.m_lock.ReleaseMutex();		this.m_lock.ReleaseMutex();
	return false;		return false;
	}		}
	private static bool hasBeenDisposed;		private static bool hasBeenDisposed;
	private static HeightmapBuilder m_instance;		private static HeightmapBuilder m_instance;
	private const int m_maxReadyQueue = 16;		private const int m_maxReadyQueue = 16;
	private List<HeightmapBuilder.HMBuildData> m_toBuild = new List<HeightmapBuilder.HMBuildData>();		private List<HeightmapBuilder.HMBuildData> m_toBuild = new List<HeightmapBuilder.HMBuildData>();
	private List<HeightmapBuilder.HMBuildData> m_ready = new List<HeightmapBuilder.HMBuildData>();		private List<HeightmapBuilder.HMBuildData> m_ready = new List<HeightmapBuilder.HMBuildData>();
	private Thread m_builder;		private Thread m_builder;
	private Mutex m_lock = new Mutex();		private Mutex m_lock = new Mutex();
	private bool m_stop;		private bool m_stop;
	public class HMBuildData		public class HMBuildData
	{		{
	public HMBuildData(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)		public HMBuildData(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)
	{		{
	this.m_center = center;		this.m_center = center;
	this.m_width = width;		this.m_width = width;
	this.m_scale = scale;		this.m_scale = scale;
	this.m_distantLod = distantLod;		this.m_distantLod = distantLod;
	this.m_worldGen = worldGen;		this.m_worldGen = worldGen;
	}		}
	public bool IsEqual(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)		public bool IsEqual(Vector3 center, int width, float scale, bool distantLod, WorldGenerator worldGen)
	{		{
	return this.m_center == center && this.m_width == width && this.m_scale == scale && this.m_distantLod == distantLod && this.m_worldGen == worldGen;		return this.m_center == center && this.m_width == width && this.m_scale == scale && this.m_distantLod == distantLod && this.m_worldGen == worldGen;
	}		}
	public Vector3 m_center;		public Vector3 m_center;
	public int m_width;		public int m_width;
	public float m_scale;		public float m_scale;
	public bool m_distantLod;		public bool m_distantLod;
	public bool m_menu;		public bool m_menu;
	public WorldGenerator m_worldGen;		public WorldGenerator m_worldGen;
	public Heightmap.Biome[] m_cornerBiomes;		public Heightmap.Biome[] m_cornerBiomes;
	public List<float> m_baseHeights;		public List<float> m_baseHeights;
	public Color[] m_baseMask;		public Color[] m_baseMask;
	}		}
	}		}