Added profiling samplers around the entire FSR2/3 process

Runtime/FSR2/Fsr2Context.cs

@@ -20,6 +20,7 @@
 
 using System;
 using UnityEngine;
+using UnityEngine.Profiling;
 using UnityEngine.Rendering;
 
 namespace FidelityFX.FSR2
@@ -57,6 +58,8 @@ namespace FidelityFX.FSR2
         private bool _firstExecution;
         private Vector2 _previousJitterOffset;
         private int _resourceFrameIndex;
+        
+        private readonly CustomSampler _sampler = CustomSampler.Create("FSR2");
 
         public void Create(Fsr2.ContextDescription contextDescription)
         {
@@ -126,6 +129,8 @@ namespace FidelityFX.FSR2
         
         public void Dispatch(Fsr2.DispatchDescription dispatchParams, CommandBuffer commandBuffer)
         {
+            commandBuffer.BeginSample(_sampler);
+            
             if ((_contextDescription.Flags & Fsr2.InitializationFlags.EnableDebugChecking) != 0)
             {
                 DebugCheckDispatch(dispatchParams);
@@ -257,6 +262,7 @@ namespace FidelityFX.FSR2
             Fsr2Resources.DestroyAliasableResources(commandBuffer);
             
             commandBuffer.DisableShaderKeyword("UNITY_FSR_TEXTURE2D_X_ARRAY");
+            commandBuffer.EndSample(_sampler);
         }
 
         public void GenerateReactiveMask(Fsr2.GenerateReactiveDescription dispatchParams)

Runtime/FSR3/Fsr3UpscalerContext.cs

@@ -21,6 +21,7 @@
 using System;
 using System.Runtime.InteropServices;
 using UnityEngine;
+using UnityEngine.Profiling;
 using UnityEngine.Rendering;
 
 namespace FidelityFX.FSR3
@@ -65,6 +66,8 @@ namespace FidelityFX.FSR3
         private Vector2 _previousJitterOffset;
         private float _preExposure;
         private float _previousFramePreExposure;
+        
+        private readonly CustomSampler _sampler = CustomSampler.Create("FSR3 Upscaler");
 
         public void Create(Fsr3Upscaler.ContextDescription contextDescription)
         {
@@ -144,6 +147,8 @@ namespace FidelityFX.FSR3
         
         public void Dispatch(Fsr3Upscaler.DispatchDescription dispatchParams, CommandBuffer commandBuffer)
         {
+            commandBuffer.BeginSample(_sampler);
+            
             if ((_contextDescription.Flags & Fsr3Upscaler.InitializationFlags.EnableDebugChecking) != 0)
             {
                 DebugCheckDispatch(dispatchParams);
@@ -281,6 +286,7 @@ namespace FidelityFX.FSR3
             Fsr3UpscalerResources.DestroyAliasableResources(commandBuffer);
             
             commandBuffer.DisableShaderKeyword("UNITY_FSR_TEXTURE2D_X_ARRAY");
+            commandBuffer.EndSample(_sampler);
         }
 
         public void GenerateReactiveMask(Fsr3Upscaler.GenerateReactiveDescription dispatchParams)