revert Sources/VRMKit/VRM/VRM1.swift

tattn · tattn · Feb 3, 2026 · Jan 26, 2026 · Jan 31, 2026 · Jan 31, 2026
commit b66fe1c3678859b5b29ad36b77c5aef41b31ccdf
diff --git a/Sources/VRMKit/VRM/VRM1.swift b/Sources/VRMKit/VRM/VRM1.swift
@@ -325,11 +325,11 @@ extension VRM1 {
 
             public struct Joint: Codable {
                 public let node: Int
-                public let hitRadius: Double?
-                public let stiffness: Double?
-                public let gravityPower: Double?
-                public let gravityDir: [Double]?
-                public let dragForce: Double?
+                public let hitRadius: Double
+                public let stiffness: Double
+                public let gravityPower: Double
+                public let gravityDir: [Double]
+                public let dragForce: Double
                 public let extensions: CodableAny?
                 public let extras: CodableAny?
             }