1 files changed, 141 insertions, 0 deletions
diff --git a/Thronefall_v1.0/Thronefall/NGS.MeshFusionPro/LODMeshFusionSource.cs b/Thronefall_v1.0/Thronefall/NGS.MeshFusionPro/LODMeshFusionSource.cs
new file mode 100644
index 0000000..4b941b9
--- /dev/null
+++ b/Thronefall_v1.0/Thronefall/NGS.MeshFusionPro/LODMeshFusionSource.cs
@@ -0,0 +1,141 @@
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace NGS.MeshFusionPro;
+
+public class LODMeshFusionSource : MeshFusionSource
+{
+	[SerializeField]
+	[HideInInspector]
+	private LODGroup _group;
+
+	private LODGroupCombineSource _source;
+
+	private CombinedLODGroupPart _part;
+
+	private Bounds? _savedBounds;
+
+	public override bool TryGetBounds(ref Bounds bounds)
+	{
+		if (_source != null)
+		{
+			bounds = _source.Bounds;
+			return true;
+		}
+		if (_part != null)
+		{
+			bounds = _part.Bounds;
+			return true;
+		}
+		if (_savedBounds.HasValue)
+		{
+			bounds = _savedBounds.Value;
+			return true;
+		}
+		if (base.IsIncompatible)
+		{
+			return false;
+		}
+		LOD[] lODs = _group.GetLODs();
+		bounds = new Bounds(base.transform.position, Vector3.zero);
+		for (int i = 0; i < lODs.Length; i++)
+		{
+			Renderer[] renderers = lODs[i].renderers;
+			for (int j = 0; j < renderers.Length; j++)
+			{
+				if (!(renderers[j] == null))
+				{
+					bounds.Encapsulate(renderers[j].bounds);
+				}
+			}
+		}
+		_savedBounds = bounds;
+		return true;
+	}
+
+	protected override void OnSourceCombinedInternal(ICombinedObject root, ICombinedObjectPart part)
+	{
+		_part = (CombinedLODGroupPart)part;
+	}
+
+	protected override bool CheckCompatibilityAndGetComponents(out string incompatibilityReason)
+	{
+		if (_group == null)
+		{
+			_group = GetComponent<LODGroup>();
+		}
+		if (_group == null)
+		{
+			incompatibilityReason = "LODGroup not found";
+			return false;
+		}
+		incompatibilityReason = "";
+		MeshFilter filter = null;
+		Mesh mesh = null;
+		LOD[] lODs = _group.GetLODs();
+		for (int i = 0; i < lODs.Length; i++)
+		{
+			Renderer[] renderers = lODs[i].renderers;
+			for (int j = 0; j < renderers.Length; j++)
+			{
+				MeshRenderer renderer = renderers[j] as MeshRenderer;
+				if (!(renderer == null) && !CanCreateCombineSource(renderer.gameObject, ref incompatibilityReason, ref renderer, ref filter, ref mesh))
+				{
+					return false;
+				}
+			}
+		}
+		return true;
+	}
+
+	protected override void CreateSources()
+	{
+		_source = new LODGroupCombineSource(_group);
+	}
+
+	protected override IEnumerable<ICombineSource> GetCombineSources()
+	{
+		if (_source != null)
+		{
+			yield return _source;
+		}
+	}
+
+	protected override IEnumerable<ICombinedObjectPart> GetCombinedParts()
+	{
+		if (_part != null)
+		{
+			yield return _part;
+		}
+	}
+
+	protected override void ClearSources()
+	{
+		if (_source != null)
+		{
+			_source = null;
+		}
+	}
+
+	protected override void ClearParts()
+	{
+		if (_part != null)
+		{
+			_part = null;
+		}
+	}
+
+	protected override void ToggleComponents(bool enabled)
+	{
+		LOD[] lODs = _group.GetLODs();
+		for (int i = 0; i < lODs.Length; i++)
+		{
+			Renderer[] renderers = lODs[i].renderers;
+			for (int j = 0; j < renderers.Length; j++)
+			{
+				renderers[j].enabled = enabled;
+			}
+		}
+		_group.enabled = enabled;
+	}
+}