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Packages/com.waveharmonic.crest/Shared/Scripts/Rendering/LegacyPostProcessingVolume.cs

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+// Crest Water System
+// Copyright © 2024 Wave Harmonic. All rights reserved.
+
+#if d_UnityPostProcessing
+
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Rendering.PostProcessing;
+
+namespace WaveHarmonic.Crest.Examples
+{
+    // ExecuteDuringEditMode does not work with scene camera.
+#if !CREST_DEBUG
+    [AddComponentMenu("")]
+#endif
+    [ExecuteAlways, RequireComponent(typeof(PostProcessVolume))]
+    sealed class LegacyPostProcessingVolume : MonoBehaviour
+    {
+        [SerializeField, HideInInspector]
+#pragma warning disable 414
+        int _Version = 0;
+#pragma warning restore 414
+
+        [@Layer]
+        [SerializeField]
+        int _Layer;
+
+        readonly List<PostProcessVolume> _QuickVolumes = new();
+
+        void OnEnable()
+        {
+            if (!RenderPipelineHelper.IsLegacy)
+            {
+                return;
+            }
+
+            _QuickVolumes.Clear();
+
+            foreach (var volume in GetComponents<PostProcessVolume>())
+            {
+                if (volume.sharedProfile == null) continue;
+                _QuickVolumes.Add(PostProcessManager.instance.QuickVolume(_Layer, volume.priority, volume.sharedProfile.settings.ToArray()));
+            }
+        }
+
+        void OnDisable()
+        {
+            foreach (var volume in _QuickVolumes)
+            {
+                if (volume == null) continue;
+                Helpers.Destroy(volume.profile);
+                var gameObject = volume.gameObject;
+                Helpers.Destroy(volume);
+                Helpers.Destroy(gameObject);
+            }
+        }
+    }
+}
+
+#else
+
+using UnityEditor;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+using WaveHarmonic.Crest.Editor;
+
+namespace WaveHarmonic.Crest.Examples
+{
+#if !CREST_DEBUG
+    [AddComponentMenu("")]
+#endif
+    [ExecuteAlways]
+    sealed class LegacyPostProcessingVolume : MonoBehaviour
+    {
+        [@Layer]
+        [SerializeField]
+        int _Layer;
+
+        static string s_SceneName;
+
+        void Awake()
+        {
+            // Ask only once per scene load.
+            var scene = SceneManager.GetActiveScene();
+            if (!RenderPipelineHelper.IsLegacy || s_SceneName == scene.name)
+            {
+                return;
+            }
+
+            s_SceneName = scene.name;
+
+#if UNITY_EDITOR
+            var install = EditorUtility.DisplayDialog
+            (
+                "Missing Package",
+                "This sample scene requires the post-processing package when using the built-in renderer. Without it the scene will be overexposed. Would you like to install it?",
+                "Install",
+                "Ignore"
+            );
+
+            if (install)
+            {
+                PackageManagerHelpers.AddMissingPackage("com.unity.postprocessing");
+            }
+#endif
+        }
+
+        void OnEnable()
+        {
+            if (!RenderPipelineHelper.IsLegacy)
+            {
+                return;
+            }
+
+            Debug.LogWarning("Crest: This scene requires the post-processing package. Without it the scene will be overexposed.");
+        }
+    }
+}
+
+#endif