Merge pull request #277 from Unity-Technologies/addressables-test-labeling

some changes to make runtime labeling and label config creation work

com.unity.perception/Runtime/GroundTruth/Labelers/CameraLabeler.cs

             if (visualizationEnabled) OnVisualize();
         }
 
-        internal void Init(PerceptionCamera newPerceptionCamera)
+        public void Init(PerceptionCamera newPerceptionCamera)
         {
             try
             {

com.unity.perception/Runtime/GroundTruth/PerceptionCamera.cs

                     continue;
 
                 if (!labeler.isInitialized)
-                    labeler.Init(this);
+                    continue;
 
                 labeler.InternalOnUpdate();
             }
                     continue;
 
                 if (!labeler.isInitialized)
-                    labeler.Init(this);
+                    continue;
 
                 action(labeler);
             }

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

 using System;
+using System.Collections.Generic;
+using UnityEngine.Perception.Randomization.Parameters;
+using UnityEngine.Perception.Randomization.Samplers;
 
 namespace UnityEngine.Perception.Randomization.Scenarios
 {
     [AddComponentMenu("Perception/Scenarios/Fixed Length Scenario")]
     public class FixedLengthScenario: UnitySimulationScenario<FixedLengthScenario.Constants>
     {
-        PerceptionCamera m_PerceptionCamera;
+        protected PerceptionCamera m_PerceptionCamera;
 
         /// <summary>
         /// Constants describing the execution of this scenario
         }
 
         /// <inheritdoc/>
-        protected override void OnIterationStart()
+        protected override void OnUpdate()
-            if (m_PerceptionCamera != null && currentIterationFrame == constants.framesPerIteration - 1)
+            if (m_PerceptionCamera && currentIterationFrame == constants.framesPerIteration - 1)
+            {
+            }
         }
     }
 }