move to relative paths for 4D frame data

Editor/SkinDeformationClipEditor.cs

 					clip.version++;
 
 					EditorUtility.SetDirty(clip);
+					AssetDatabase.SaveAssets();
-					clip.SaveFrameData(AssetDatabase.GetAssetPath(clip.GetInstanceID()) + "_frames.bin");
+					clip.SaveFrameData();
 				}
 			}
 			catch (Exception ex)

Runtime/SkinDeformationClip.cs

 using System;
 using System.IO;
-using System.Text.RegularExpressions;
+#if UNITY_EDITOR
+using UnityEditor;
+using System.Text.RegularExpressions;
+#endif
 
 namespace Unity.DemoTeam.DigitalHuman
 {
 		public NativeFrameStream frameData;
 
 		[HideInInspector]
-		public string frameDataFilename = null;
+		public string frameDataStreamingAssetsPath = null;
 
 		[HideInInspector]
 		private bool frameDataPending = true;
 			{
 				Debug.Log("hotloading frame data");
 
-				LoadFrameData(frameDataFilename);
+				LoadFrameData();
 			}
 
 			var floatPtr = (float*)frameData.ReadFrame(frameIndex);
 		{
 			if (frameDataPending)
 			{
-				LoadFrameData(frameDataFilename);
+				LoadFrameData();
 			}
 		}
 
 			UnloadFrameData();
 		}
 
-		void LoadFrameData(string filename)
+		void LoadFrameData()
-#if !UNITY_EDITOR
-			filename = Application.streamingAssetsPath + Regex.Replace(frameDataFilename, "^Assets", "");
+#if UNITY_EDITOR
+			string filename = AssetDatabase.GetAssetPath(this) + "_frames.bin";
+#else
+			string filename = Application.streamingAssetsPath + frameDataStreamingAssetsPath;
 			Debug.Log("LoadFrameData " + filename + ")");
 #endif
 
 			frameDataPending = true;
 		}
 
-		public void SaveFrameData(string filename)
+#if UNITY_EDITOR
+		public void SaveFrameData()
+			string filenameAsset = AssetDatabase.GetAssetPath(this);
+			string filenameFrameData = filenameAsset + "_frames.bin";
+
-			if (File.Exists(filename))
-				File.Delete(filename);
+			if (File.Exists(filenameFrameData))
+				File.Delete(filenameFrameData);
-			//if (filename != frameDataFilename)
-			//{
-			//    if (File.Exists(frameDataFilename))
-			//        File.Delete(frameDataFilename);
-			//    if (File.Exists(frameDataFilename + ".meta"))
-			//        File.Delete(frameDataFilename + ".meta");
-			//}
-
-			using (FileStream stream = File.Create(filename))
+			using (FileStream stream = File.Create(filenameFrameData))
 			{
 				using (BinaryWriter writer = new BinaryWriter(stream))
 				{
 						writer.Flush();
 					}
 
-					frameDataFilename = filename;
+#endif
-		[ContextMenu("Copy To StreamingAssets")]
-		public void CopyToStreamingAssets()
+#if UNITY_EDITOR
+		[ContextMenu("Save To StreamingAssets")]
+		public void SaveToStreamingAssets()
-			Debug.Log("staging framedata for " + name);
-			var pathRel = Regex.Replace(frameDataFilename, "^Assets", "");
-			var copySrc = Application.dataPath + pathRel;
-			var copyDst = Application.streamingAssetsPath + pathRel;
+			string filenameAsset = AssetDatabase.GetAssetPath(this);
+			string filenameFrameData = filenameAsset + "_frames.bin";
+
+			frameDataStreamingAssetsPath = "/SkinDeformationClip/" + AssetDatabase.AssetPathToGUID(filenameAsset) + "__" + this.name;
+
+			var copySrc = filenameFrameData;
+			var copyDst = Application.streamingAssetsPath + frameDataStreamingAssetsPath;
+
+			//Debug.Log("filenameAsset: " + filenameAsset);
+			//Debug.Log("copySrc: " + copySrc);
+			//Debug.Log("copyDst: " + copyDst);
+
 			var copyDstDir = copyDst.Substring(0, copyDst.LastIndexOf('/'));
 			try
 			{
 				Debug.LogError(ex.ToString());
 			}
 		}
+#endif
 	}
 
 #if UNITY_EDITOR
 			var clips = Resources.FindObjectsOfTypeAll<SkinDeformationClip>();
 			foreach (var clip in clips)
 			{
-				clip.CopyToStreamingAssets();
+				clip.SaveToStreamingAssets();
+				EditorUtility.SetDirty(clip);
+			AssetDatabase.SaveAssets();
 		}
 	}
 #endif