九轴本地序列化NAN验证

Assets/BowArrow/Scripts/Bluetooth/New/Axis9Handler.cs

@@ -56,6 +56,7 @@ public class Axis9Handler : AxisBaseHandler
 
     public override void DoIdentity()
     {
+        if (_9Axis.States.Count == 0) return; //没数据时触发视角归位会产生NAN，从而导致算法崩坏
         SetIdentityAndSave();
         m_aimHandler.SetNewRotation(_9Axis.getLastState().Qua);
     }
@@ -188,12 +189,24 @@ public class Axis9Handler : AxisBaseHandler
             string accStr = PlayerPrefs.GetString("AccIdentity0", "");
             if (accStr.Length > 0) {
                 double[] arr = JsonConvert.DeserializeObject<double[]>(accStr);
-                o0.Bow.o09AxisAfterXiaMenFromDll.AccIdentity = new o0.Geometry.Vector<double>(arr);
+                var v = new o0.Geometry.Vector<double>(arr);
+                if (!double.IsNaN(v.x) && !double.IsInfinity(v.x)
+                    && !double.IsNaN(v.y) && !double.IsInfinity(v.y)
+                    && !double.IsNaN(v.z) && !double.IsInfinity(v.z)
+                ) {
+                    o0.Bow.o09AxisAfterXiaMenFromDll.AccIdentity = v;
+                }
             }
             string magStr = PlayerPrefs.GetString("MagIdentity0", "");
             if (magStr.Length > 0) {
                 double[] arr = JsonConvert.DeserializeObject<double[]>(magStr);
-                o0.Bow.o09AxisAfterXiaMenFromDll.MagIdentity = new o0.Geometry.Vector<double>(arr);
+                var v = new o0.Geometry.Vector<double>(arr);
+                if (!double.IsNaN(v.x) && !double.IsInfinity(v.x)
+                    && !double.IsNaN(v.y) && !double.IsInfinity(v.y)
+                    && !double.IsNaN(v.z) && !double.IsInfinity(v.z)
+                ) {
+                    o0.Bow.o09AxisAfterXiaMenFromDll.MagIdentity = v;
+                }
             }
         } catch (System.Exception e) { 
             Debug.LogError(e.Message);