Add **GPU profiling support to Tracy integration**

Source/Engine/Graphics/GPUContext.cpp

@@ -69,6 +69,10 @@ void GPUContext::FrameEnd()
     FlushState();
 }
 
+void GPUContext::OnPresent()
+{
+}
+
 void GPUContext::BindSR(int32 slot, GPUTexture* t)
 {
     ASSERT_LOW_LAYER(t == nullptr || t->ResidentMipLevels() == 0 || t->IsShaderResource());

Source/Engine/Graphics/GPUContext.h

@@ -148,6 +148,11 @@ public:
     /// </summary>
     virtual void FrameEnd();
 
+    /// <summary>
+    /// Called after performing final swapchain presentation and submitting all GPU commands.
+    /// </summary>
+    virtual void OnPresent();
+
 public:
 #if GPU_ALLOW_PROFILE_EVENTS
     /// <summary>

Source/Engine/Graphics/GPUDevice.cpp

@@ -646,6 +646,7 @@ void GPUDevice::DrawEnd()
     const double presentEnd = Platform::GetTimeSeconds();
     ProfilerGPU::OnPresentTime((float)((presentEnd - presentStart) * 1000.0));
 #endif
+    GetMainContext()->OnPresent();
 
     _wasVSyncUsed = anyVSync;
     _isRendering = false;

Source/Engine/Graphics/Graphics.Build.cs

@@ -20,6 +20,12 @@ public abstract class GraphicsDeviceBaseModule : EngineModule
             // Enables GPU diagnostic tools (debug layer etc.)
             options.PublicDefinitions.Add("GPU_ENABLE_DIAGNOSTICS");
         }
+
+        if (Profiler.Use(options) && tracy.GPU && true)
+        {
+            // Enables GPU profiling with Tracy
+            options.PrivateDefinitions.Add("GPU_ENABLE_TRACY");
+        }
     }
 
     /// <inheritdoc />