Merge pull request #104 from Unity-Technologies/usim-iteration-offset-fix

USim scenario iteration offset fix

com.unity.perception/CHANGELOG.md

 
 ### Fixed
 
+USimScenario now correctly deserializes app-params before offsetting the current scenario iteration when executing on Unity Simulation
+
 ## [0.5.0-preview.1] - 2020-10-14
 
 ### Known Issues

com.unity.perception/Runtime/Randomization/Scenarios/USimScenario.cs

 using System;
+using Unity.Simulation;
 
 namespace UnityEngine.Experimental.Perception.Randomization.Scenarios
 {
         public sealed override bool isScenarioComplete => currentIteration >= constants.totalIterations;
 
         /// <summary>
-        /// OnAwake is executed directly after this scenario has been registered and initialized
-        /// </summary>
-        protected sealed override void OnAwake()
-        {
-            currentIteration = constants.instanceIndex;
-        }
-
-        /// <summary>
         /// Progresses the current scenario iteration
         /// </summary>
         protected sealed override void IncrementIteration()
         /// </summary>
         public sealed override void Deserialize()
         {
-            if (string.IsNullOrEmpty(Unity.Simulation.Configuration.Instance.SimulationConfig.app_param_uri))
+            if (Configuration.Instance.IsSimulationRunningInCloud())
+                constants = Configuration.Instance.GetAppParams<T>();
+            else
-            else
-                constants = Unity.Simulation.Configuration.Instance.GetAppParams<T>();
+            currentIteration = constants.instanceIndex;
         }
     }