add wind parameter to character manager and pause VRM springs during pause

Assets/Script/Venue/Characters/CharacterManager.cs

@@ -19,6 +19,11 @@ public class CharacterManager : GameplayBehaviour
         [SerializeField]
         private GameObject _venue;
 
+        [SerializeField]
+        private Vector3 _wind;
+        private Vector3 _lastUpdatedWind     = Vector3.zero;
+        private bool    _lastKnownPausedState = false;
+
         private readonly Dictionary<VenueCharacter.CharacterType, VenueCharacter> _characters = new();
         public Dictionary<VenueCharacter.CharacterType, VenueCharacter> Characters => _characters;
 
@@ -236,7 +241,20 @@ private void Update()
                         ProcessDrums(character);
                         break;
                 }
+
+                if (_lastKnownPausedState != GameManager.Paused && character is VRMCharacter)
+                {
+                    ((VRMCharacter) character).SetSpringPause(GameManager.Paused);
+                }
+
+                if (_wind != _lastUpdatedWind && character is VRMCharacter)
+                {
+                    ((VRMCharacter) character).SetWind(_wind);
+                }
             }
+
+            _lastKnownPausedState = GameManager.Paused;
+            _lastUpdatedWind = _wind;
         }
 
         public void ResetTime(double time)

Assets/Script/Venue/Characters/VRMCharacter.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using DG.Tweening;
+using UniGLTF.SpringBoneJobs.Blittables;
 using UnityEngine;
 using UniVRM10;
 using YARG.Core.Chart;
@@ -36,8 +37,9 @@ public class VRMCharacter : VenueCharacter
         [Tooltip("Set to true if you want to use custom animations instead of the default ones.")]
         public bool UseCustomAnimations;
 
-        private ExpressionKey _lipsyncKey;
-        private bool          _hasVrmInstance;
+        private ExpressionKey       _lipsyncKey;
+        private bool                _hasVrmInstance;
+        private BlittableModelLevel _modelLevels;
 
         private Vector3 _initialPosition;
 
@@ -81,6 +83,7 @@ public override void Initialize(CharacterManager characterManager = null)
             _characterManager = characterManager;
             VrmInstance = GetComponent<Vrm10Instance>();
             _hasVrmInstance = VrmInstance != null;
+            _modelLevels = new BlittableModelLevel();
             _expression = VrmInstance.Runtime.Expression;
 
             if (_characterManager != null)
@@ -159,6 +162,35 @@ private void SetExpression(LipsyncEvent lipsyncEvent)
             _expression.SetWeight(_lipsyncKey, lipsyncEvent.Value);
         }
 
+        public void SetWind(Vector3 wind)
+        {
+            if (!_hasVrmInstance)
+            {
+                return;
+            }
+
+            //update external force
+            _modelLevels = new BlittableModelLevel(externalForce: wind,
+                stopSpringBoneWriteback: _modelLevels.StopSpringBoneWriteback,
+                supportsScalingAtRuntime: _modelLevels.SupportsScalingAtRuntime);
+            //push model level changes to VRM runtime
+            VrmInstance.Runtime.SpringBone.SetModelLevel(VrmInstance.transform, _modelLevels);
+        }
+
+        public void SetSpringPause(bool paused)
+        {
+            if (!_hasVrmInstance)
+            {
+                return;
+            }
+            //set spring bone paused state
+            _modelLevels = new BlittableModelLevel(externalForce: _modelLevels.ExternalForce,
+                stopSpringBoneWriteback: paused,
+                supportsScalingAtRuntime: _modelLevels.SupportsScalingAtRuntime);
+            //push model level changes to VRM runtime
+            VrmInstance.Runtime.SpringBone.SetModelLevel(VrmInstance.transform, _modelLevels);
+        }
+
         public override void OnChartEvent(ChartEvent e)
         {