block agent rotation

Project/Assets/ML-Agents/Examples/Bullet/Scripts/AttentionSensorComponent.cs

             if (m_CurrentNumObservables >= m_MaxNumObservables){
                 break;
             }
-            m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 0] = (b.transform.position.x - m_AgentTransform.parent.position.x) / 10f;
-            m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 1] = (b.transform.position.z - m_AgentTransform.parent.position.z) / 10f;
+            // m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 0] = (b.transform.position.x - m_AgentTransform.parent.position.x) / 10f;
+            // m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 1] = (b.transform.position.z - m_AgentTransform.parent.position.z) / 10f;
+            m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 0] = (b.transform.position.x - m_AgentTransform.position.x) / 10f;
+            m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 1] = (b.transform.position.z - m_AgentTransform.position.z) / 10f;
             m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 2] = b.transform.forward.x;
             m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 3] = b.transform.forward.z;
             m_CurrentNumObservables += 1;