using System.Collections.Generic;
using UnityEngine;

public static class RopePersistManager
{
	private class RopeData
	{
		public class TransformInfo
		{
			public GameObject goObject;

			public string strObjectName;

			public Transform tfParent;

			public Vector3 v3LocalPosition;

			public Quaternion qLocalOrientation;

			public Vector3 v3LocalScale;

			public bool bLinkMarkedKinematic;

			public bool bExtensibleKinematic;
		}

		public UltimateRope m_rope;

		public bool m_bDeleted;

		public Dictionary<string, object> m_hashFieldName2Value;

		public bool m_bSkin;

		public Vector3[] m_av3SkinVertices;

		public Vector2[] m_av2SkinMapping;

		public Vector4[] m_av4SkinTangents;

		public BoneWeight[] m_aSkinBoneWeights;

		public int[] m_anSkinTrianglesRope;

		public int[] m_anSkinTrianglesSections;

		public Matrix4x4[] m_amtxSkinBindPoses;

		public TransformInfo m_transformInfoRope;

		public TransformInfo[] m_aLinkTransformInfo;

		public TransformInfo m_transformInfoStart;

		public TransformInfo[] m_transformInfoSegments;

		public bool[][] m_aaJointsProcessed;

		public bool[][] m_aaJointsBroken;

		public RopeData(UltimateRope rope)
		{
			m_rope = rope;
			m_hashFieldName2Value = new Dictionary<string, object>();
			m_aLinkTransformInfo = new TransformInfo[rope.TotalLinks];
			m_transformInfoSegments = new TransformInfo[rope.RopeNodes.Count];
			m_bSkin = rope.GetComponent<SkinnedMeshRenderer>() != null;
			if (m_bSkin)
			{
				SkinnedMeshRenderer component = rope.GetComponent<SkinnedMeshRenderer>();
				Mesh sharedMesh = component.sharedMesh;
				int vertexCount = component.sharedMesh.vertexCount;
				int num = component.sharedMesh.GetTriangles(0).Length;
				int num2 = component.sharedMesh.GetTriangles(1).Length;
				m_av3SkinVertices = new Vector3[vertexCount];
				m_av2SkinMapping = new Vector2[vertexCount];
				m_av4SkinTangents = ((sharedMesh.tangents == null) ? null : new Vector4[sharedMesh.tangents.Length]);
				m_aSkinBoneWeights = new BoneWeight[vertexCount];
				m_anSkinTrianglesRope = new int[num];
				m_anSkinTrianglesSections = new int[num2];
				m_amtxSkinBindPoses = new Matrix4x4[component.sharedMesh.bindposes.Length];
				MakeSkinDeepCopy(sharedMesh.vertices, sharedMesh.uv, sharedMesh.tangents, sharedMesh.boneWeights, sharedMesh.GetTriangles(0), sharedMesh.GetTriangles(1), sharedMesh.bindposes, m_av3SkinVertices, m_av2SkinMapping, m_av4SkinTangents, m_aSkinBoneWeights, m_anSkinTrianglesRope, m_anSkinTrianglesSections, m_amtxSkinBindPoses);
			}
		}

		public static void MakeSkinDeepCopy(Vector3[] av3VerticesSource, Vector2[] av2MappingSource, Vector4[] av4TangentsSource, BoneWeight[] aBoneWeightsSource, int[] anTrianglesRopeSource, int[] anTrianglesSectionsSource, Matrix4x4[] aBindPosesSource, Vector3[] av3VerticesDestiny, Vector2[] av2MappingDestiny, Vector4[] av4TangentsDestiny, BoneWeight[] aBoneWeightsDestiny, int[] anTrianglesRopeDestiny, int[] anTrianglesSectionsDestiny, Matrix4x4[] aBindPosesDestiny)
		{
			int num = av3VerticesSource.Length;
			for (int i = 0; i < num; i++)
			{
				av3VerticesDestiny[i] = av3VerticesSource[i];
				av2MappingDestiny[i] = av2MappingSource[i];
				if (av4TangentsDestiny != null && av4TangentsSource != null && av4TangentsDestiny.Length == num && av4TangentsSource.Length == num)
				{
					av4TangentsDestiny[i] = av4TangentsSource[i];
				}
				aBoneWeightsDestiny[i] = aBoneWeightsSource[i];
			}
			for (int j = 0; j < anTrianglesRopeDestiny.Length; j++)
			{
				anTrianglesRopeDestiny[j] = anTrianglesRopeSource[j];
			}
			for (int k = 0; k < anTrianglesSectionsDestiny.Length; k++)
			{
				anTrianglesSectionsDestiny[k] = anTrianglesSectionsSource[k];
			}
			for (int l = 0; l < aBindPosesSource.Length; l++)
			{
				aBindPosesDestiny[l] = aBindPosesSource[l];
			}
		}
	}

	private static Dictionary<int, RopeData> s_hashInstanceID2RopeData;

	static RopePersistManager()
	{
		s_hashInstanceID2RopeData = new Dictionary<int, RopeData>();
	}

	private static RopeData.TransformInfo ComputeTransformInfo(UltimateRope rope, GameObject node, GameObject parent)
	{
		RopeData.TransformInfo transformInfo = new RopeData.TransformInfo();
		transformInfo.goObject = node;
		transformInfo.strObjectName = node.name;
		transformInfo.tfParent = ((!(parent == null)) ? parent.transform : null);
		if (transformInfo.tfParent != null)
		{
			transformInfo.v3LocalPosition = transformInfo.tfParent.InverseTransformPoint(node.transform.position);
			transformInfo.qLocalOrientation = Quaternion.Inverse(transformInfo.tfParent.rotation) * node.transform.rotation;
		}
		else
		{
			transformInfo.v3LocalPosition = node.transform.position;
			transformInfo.qLocalOrientation = node.transform.rotation;
		}
		transformInfo.v3LocalScale = node.transform.localScale;
		UltimateRopeLink component = node.GetComponent<UltimateRopeLink>();
		if (component != null)
		{
			transformInfo.bExtensibleKinematic = component.ExtensibleKinematic;
			transformInfo.bLinkMarkedKinematic = node.GetComponent<Rigidbody>() != null && node.GetComponent<Rigidbody>().isKinematic;
		}
		else
		{
			transformInfo.bExtensibleKinematic = false;
			transformInfo.bLinkMarkedKinematic = false;
		}
		return transformInfo;
	}

	private static void SetTransformInfo(RopeData.TransformInfo transformInfo, GameObject node)
	{
		if (transformInfo.tfParent != null)
		{
			node.transform.position = transformInfo.tfParent.TransformPoint(transformInfo.v3LocalPosition);
			node.transform.rotation = transformInfo.tfParent.rotation * transformInfo.qLocalOrientation;
		}
		else
		{
			node.transform.position = transformInfo.v3LocalPosition;
			node.transform.rotation = transformInfo.qLocalOrientation;
		}
		node.transform.localScale = transformInfo.v3LocalScale;
	}
}