rope处理

Assets/Scripts/PhysicsTools/LinkMesh.cs

@@ -0,0 +1,89 @@
+using System;
+using UnityEngine;
+
+namespace PhysicsTools
+{
+	[Serializable]
+	public class LinkMesh
+	{
+		[HideInInspector]
+		public Mesh modifiedMesh;
+
+		[HideInInspector]
+		public Matrix4x4 transform;
+
+		[HideInInspector]
+		public Mesh defaultMesh;
+
+		[HideInInspector]
+		public Material defaultMeshMaterial;
+
+		[HideInInspector]
+		public Matrix4x4 defaultTransform;
+
+		public Mesh mesh;
+
+		public Material meshMaterial;
+
+		public Vector3 position;
+
+		public Vector3 rotation;
+
+		public Vector3 scale;
+
+		public LinkMesh()
+		{
+			mesh = null;
+			position = new Vector3(0f, 0f, 0f);
+			rotation = new Vector3(0f, 0f, 0f);
+			scale = new Vector3(1f, 1f, 1f);
+			defaultTransform = default(Matrix4x4);
+			defaultTransform.SetTRS(position, Quaternion.Euler(rotation), scale);
+			transform = default(Matrix4x4);
+			transform.SetTRS(position, Quaternion.Euler(rotation), scale);
+		}
+
+		public void update()
+		{
+			if (mesh == null)
+			{
+				mesh = defaultMesh;
+				transform = defaultTransform;
+				Quaternion rot;
+				Utility.MatrixToTRS(transform, out position, out rot, out scale);
+				rotation = rot.eulerAngles;
+			}
+			if (mesh != null)
+			{
+				modifiedMesh = UnityEngine.Object.Instantiate(mesh);
+			}
+			if (modifiedMesh != null)
+			{
+				transform.SetTRS(position, Quaternion.Euler(rotation), scale);
+				ScaleMesh();
+			}
+		}
+
+		public void ScaleMesh()
+		{
+			Vector3[] vertices = modifiedMesh.vertices;
+			for (int i = 0; i < vertices.Length; i++)
+			{
+				Vector3 point = vertices[i];
+				point = transform.MultiplyPoint(point);
+				vertices[i] = point;
+			}
+			modifiedMesh.vertices = vertices;
+		}
+
+		public Mesh getMesh()
+		{
+			return modifiedMesh;
+		}
+
+		public Material getMaterial()
+		{
+			return null;
+		}
+	}
+}