Code commit

CustomizePlus/Anamnesis/PoseFileBoneLoader.cs

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+using CustomizePlus.Anamnesis.Data;
+using CustomizePlus.Core.Data;
+using CustomizePlus.Core.Extensions;
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Numerics;
+
+namespace CustomizePlus.Anamnesis;
+
+public class PoseFileBoneLoader
+{
+    public Dictionary<string, BoneTransform>? LoadBoneTransformsFromFile(string path)
+    {
+        if (!File.Exists(path))
+            return null;
+
+        var json = File.ReadAllText(path);
+
+        JsonSerializerSettings settings = new()
+        {
+            NullValueHandling = NullValueHandling.Ignore,
+            Converters = new List<JsonConverter> { new PoseFile.VectorConverter() }
+        };
+
+        var pose = JsonConvert.DeserializeObject<PoseFile>(json, settings);
+
+        if (pose == null)
+        {
+            throw new Exception("Failed to deserialize pose file");
+        }
+
+        if (pose.Bones == null)
+        {
+            return null;
+        }
+
+        var retDict = new Dictionary<string, BoneTransform>();
+
+        foreach (var kvp in pose.Bones)
+        {
+            if (kvp.Key == Constants.RootBoneName || kvp.Value == null || kvp.Value.Scale == null)
+                continue;
+
+            var scale = kvp.Value!.Scale!.GetAsNumericsVector();
+            if (scale == Vector3.One)
+                continue;
+
+            retDict[kvp.Key] = new BoneTransform
+            {
+                Scaling = scale
+            };
+        }
+
+        //load up root, but check it more rigorously
+
+        var validRoot = pose.Bones.TryGetValue(Constants.RootBoneName, out var root)
+                        && root != null
+                        && root.Scale != null
+                        && root.Scale.GetAsNumericsVector() != Vector3.Zero
+                        && root.Scale.GetAsNumericsVector() != Vector3.One;
+
+        if (validRoot)
+        {
+            retDict[Constants.RootBoneName] = new BoneTransform
+            {
+                Scaling = root!.Scale!.GetAsNumericsVector()
+            };
+        }
+
+        return retDict;
+    }
+}