Make work with astra

UnityProject/Assets/ThirdParty/PostProcessing/Runtime/Components/FxaaComponent.cs

@@ -0,0 +1,48 @@
+namespace UnityEngine.PostProcessing
+{
+    public sealed class FxaaComponent : PostProcessingComponentRenderTexture<AntialiasingModel>
+    {
+        static class Uniforms
+        {
+            internal static readonly int _QualitySettings = Shader.PropertyToID("_QualitySettings");
+            internal static readonly int _ConsoleSettings = Shader.PropertyToID("_ConsoleSettings");
+        }
+
+        public override bool active
+        {
+            get
+            {
+                return model.enabled
+                       && model.settings.method == AntialiasingModel.Method.Fxaa
+                       && !context.interrupted;
+            }
+        }
+
+        public void Render(RenderTexture source, RenderTexture destination)
+        {
+            var settings = model.settings.fxaaSettings;
+            var material = context.materialFactory.Get("Hidden/Post FX/FXAA");
+            var qualitySettings = AntialiasingModel.FxaaQualitySettings.presets[(int)settings.preset];
+            var consoleSettings = AntialiasingModel.FxaaConsoleSettings.presets[(int)settings.preset];
+
+            material.SetVector(Uniforms._QualitySettings,
+                new Vector3(
+                    qualitySettings.subpixelAliasingRemovalAmount,
+                    qualitySettings.edgeDetectionThreshold,
+                    qualitySettings.minimumRequiredLuminance
+                    )
+                );
+
+            material.SetVector(Uniforms._ConsoleSettings,
+                new Vector4(
+                    consoleSettings.subpixelSpreadAmount,
+                    consoleSettings.edgeSharpnessAmount,
+                    consoleSettings.edgeDetectionThreshold,
+                    consoleSettings.minimumRequiredLuminance
+                    )
+                );
+
+            Graphics.Blit(source, destination, material, 0);
+        }
+    }
+}