fix hip rotation

Project/Assets/ML-Agents/Examples/SharedAssets/Resources/OrientationCube.prefab

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   m_GameObject: {fileID: 2591864627374185740}
   m_LocalRotation: {x: -0, y: -0.7071066, z: -0, w: 0.707107}
-  m_LocalPosition: {x: 0.08911133, y: 0.101310015, z: -0.07713318}
+  m_LocalPosition: {x: 0, y: 0.119, z: 0}
   m_LocalScale: {x: 0.7764428, y: 0.7764428, z: 0.7764428}
   m_Children:
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Project/Assets/ML-Agents/Examples/Walker/Scenes/WalkerDynamic.unity

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       value: DynamicPlatformWalker (2)
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+      propertyPath: m_IsActive
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         type: 3}
       propertyPath: m_LocalPosition.x
         type: 3}
       propertyPath: m_Name
       value: DynamicPlatformWalker (3)
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       propertyPath: m_Name
       value: DynamicPlatformWalker (11)
       objectReference: {fileID: 0}
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+      value: 1
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     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
         type: 3}
       propertyPath: m_LocalPosition.x
       propertyPath: m_Name
       value: DynamicPlatformWalker (4)
       objectReference: {fileID: 0}
+    - target: {fileID: 4712600297668500197, guid: f51e8260728fd4c8fa87bcda9d0e2027,
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+      propertyPath: m_IsActive
+      value: 1
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     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
         type: 3}
       propertyPath: m_LocalPosition.x
       propertyPath: m_Name
       value: DynamicPlatformWalker (6)
       objectReference: {fileID: 0}
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     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
         type: 3}
       propertyPath: m_LocalPosition.x
       propertyPath: m_Name
       value: DynamicPlatformWalker (5)
       objectReference: {fileID: 0}
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+      propertyPath: m_IsActive
+      value: 1
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     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
         type: 3}
       propertyPath: m_LocalPosition.x
       propertyPath: m_Name
       value: DynamicPlatformWalker (7)
       objectReference: {fileID: 0}
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+      propertyPath: m_IsActive
+      value: 1
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     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
         type: 3}
       propertyPath: m_LocalPosition.x
         type: 3}
       propertyPath: m_Name
       value: DynamicPlatformWalker (8)
+      objectReference: {fileID: 0}
+    - target: {fileID: 4712600297668500197, guid: f51e8260728fd4c8fa87bcda9d0e2027,
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+      propertyPath: m_IsActive
+      value: 1
       objectReference: {fileID: 0}
     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
         type: 3}
       propertyPath: m_Name
       value: DynamicPlatformWalker (9)
       objectReference: {fileID: 0}
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+      value: 1
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     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
         type: 3}
       propertyPath: m_LocalPosition.x
       propertyPath: m_Name
       value: DynamicPlatformWalker (1)
       objectReference: {fileID: 0}
+    - target: {fileID: 4712600297668500197, guid: f51e8260728fd4c8fa87bcda9d0e2027,
+        type: 3}
+      propertyPath: m_IsActive
+      value: 1
+      objectReference: {fileID: 0}
     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
         type: 3}
       propertyPath: m_LocalPosition.x
         type: 3}
       propertyPath: m_Name
       value: DynamicPlatformWalker (10)
+      objectReference: {fileID: 0}
+    - target: {fileID: 4712600297668500197, guid: f51e8260728fd4c8fa87bcda9d0e2027,
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+      propertyPath: m_IsActive
+      value: 1
       objectReference: {fileID: 0}
     - target: {fileID: 4715983678655513245, guid: f51e8260728fd4c8fa87bcda9d0e2027,
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Project/Assets/ML-Agents/Examples/Walker/Scripts/WalkerAgentDynamic.cs

     EnvironmentParameters m_ResetParams;
 
     private GameObject m_OrientationCube;
+    public Quaternion cubeRotation;
+    public Quaternion hipsRotation;
-        m_OrientationCube.transform.SetParent(transform.parent);
+        m_OrientationCube.transform.SetParent(transform);
+//        m_OrientationCube.transform.SetParent(transform.parent);
         UpdateOrientationCube();
 
         m_JdController = GetComponent<JointDriveController>();
 //        oCubePos.y = -.45f;
         m_OrientationCube.transform.position = oCubePos;
         m_OrientationCube.transform.rotation = m_WalkDirLookRot;
-        
-        
+
+        cubeRotation = m_OrientationCube.transform.rotation;
+        hipsRotation = hips.rotation;
     }