Merge pull request #1349 from aws-lumberyard-dev/BenchMarksReset

Change create-spawnable benchmarks to not destroy created spawnables immediately

Code/Framework/AzToolsFramework/Tests/Prefab/Benchmark/SpawnableCreateBenchmarks.cpp

@@ -29,15 +29,20 @@ namespace Benchmark
             {},
             m_pathString));
 
+
         auto& prefabDom = m_prefabSystemComponent->FindTemplateDom(instance->GetTemplateId());
         for (auto _ : state)
         {
-            state.PauseTiming();
-
-            AzFramework::Spawnable spawnable;
-            AzToolsFramework::Prefab::SpawnableUtils::CreateSpawnable(spawnable, prefabDom);
-
-            state.ResumeTiming();
+            // Create a vector to store spawnables so that they don't get destroyed immediately after construction.
+            AZStd::vector<AZStd::unique_ptr<AzFramework::Spawnable>> spawnables;
+            spawnables.reserve(numSpawnables);
+            
+            for (int spwanableCounter = 0; spwanableCounter < numSpawnables; ++spwanableCounter)
+            {
+                AZStd::unique_ptr<AzFramework::Spawnable> spawnable = AZStd::make_unique<AzFramework::Spawnable>();
+                AzToolsFramework::Prefab::SpawnableUtils::CreateSpawnable(*spawnable, prefabDom);
+                spawnables.push_back(AZStd::move(spawnable));
+            }
         }
 
         state.SetComplexityN(numSpawnables);
@@ -50,3 +55,4 @@ namespace Benchmark
 }
 
 #endif
+