Add profiler markers for measuring enabling/disabling of InputActions and for binding resolution.

Author: surfnerd

Packages/com.unity.inputsystem/InputSystem/Actions/InputAction.cs

@@ -1,5 +1,6 @@
 using System;
 using Unity.Collections.LowLevel.Unsafe;
+using Unity.Profiling;
 using UnityEngine.InputSystem.Controls;
 using UnityEngine.InputSystem.LowLevel;
 using UnityEngine.InputSystem.Utilities;
@@ -681,6 +682,11 @@ public bool wantsInitialStateCheck
             }
         }
 
+        /// <summary>
+        /// ProfilerMarker for measuring the enabling/disabling of InputActions.
+        /// </summary>
+        static readonly ProfilerMarker k_InputActionEnableProfilerMarker = new ProfilerMarker("InputAction.Enable");
+
         /// <summary>
         /// Construct an unnamed, free-standing action that is not part of any map or asset
         /// and has no bindings. Bindings can be added with <see
@@ -902,6 +908,7 @@ public void Enable()
             if (enabled)
                 return;
 
+            k_InputActionEnableProfilerMarker.Auto();
             // For singleton actions, we create an internal-only InputActionMap
             // private to the action.
             var map = GetOrCreateActionMap();

Packages/com.unity.inputsystem/InputSystem/Actions/InputActionMap.cs

@@ -3,6 +3,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using Unity.Collections;
+using Unity.Profiling;
 using UnityEngine.InputSystem.Utilities;
 
 ////REVIEW: given we have the global ActionPerformed callback, do we really need the per-map callback?
@@ -313,6 +314,11 @@ public event Action<InputAction.CallbackContext> actionTriggered
             remove => m_ActionCallbacks.RemoveCallback(value);
         }
 
+        /// <summary>
+        /// ProfilerMarker to measure how long it takes to resolve bindings.
+        /// </summary>
+        static readonly ProfilerMarker k_ResolveBindingsProfilerMarker = new("InputActionMap.ResolveBindings");
+
         /// <summary>
         /// Construct an action map with default values.
         /// </summary>
@@ -1299,6 +1305,7 @@ internal bool ResolveBindingsIfNecessary()
         /// </remarks>
         internal void ResolveBindings()
         {
+            k_ResolveBindingsProfilerMarker.Auto();
             // Make sure that if we trigger callbacks as part of disabling and re-enabling actions,
             // we don't trigger a re-resolve while we're already resolving bindings.
             using (InputActionRebindingExtensions.DeferBindingResolution())