feat: add project settings

Runtime/UIParticle.cs

@@ -732,7 +732,7 @@ namespace Coffee.UIExtensions
             _bakeCamera.useOcclusionCulling = false;
 
             _bakeCamera.gameObject.SetActive(false);
-            _bakeCamera.gameObject.hideFlags = HideFlags.HideAndDontSave;
+            _bakeCamera.gameObject.hideFlags = UIParticleProjectSettings.globalHideFlags;
 
             return _bakeCamera;
         }

Runtime/UIParticleProjectSettings.cs

@@ -0,0 +1,40 @@
+#pragma warning disable CS0414
+using Coffee.UIParticleInternal;
+using UnityEditor;
+using UnityEngine;
+
+namespace Coffee.UIExtensions
+{
+    public class UIParticleProjectSettings : PreloadedProjectSettings<UIParticleProjectSettings>
+    {
+        [Header("Setting")]
+        [SerializeField]
+        internal bool m_EnableLinearToGamma = true;
+
+        public static bool enableLinearToGamma
+        {
+            get => instance.m_EnableLinearToGamma;
+            set => instance.m_EnableLinearToGamma = value;
+        }
+
+
+        [Header("Editor")]
+        [Tooltip("Hide the automatically generated objects.\n" +
+                 "  - UIParticleRenderer\n" +
+                 "  - UIParticle BakingCamera")]
+        [SerializeField]
+        private bool m_HideGeneratedObjects = true;
+
+        public static HideFlags globalHideFlags => instance.m_HideGeneratedObjects
+            ? HideFlags.DontSave | HideFlags.NotEditable | HideFlags.HideInHierarchy | HideFlags.HideInInspector
+            : HideFlags.DontSave | HideFlags.NotEditable;
+
+#if UNITY_EDITOR
+        [SettingsProvider]
+        private static SettingsProvider CreateSettingsProvider()
+        {
+            return new PreloadedProjectSettingsProvider("Project/UI/UI Particle");
+        }
+#endif
+    }
+}

Runtime/UIParticleProjectSettings.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: f22a23b9d98e440478697f4adf30e61c
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Runtime/UIParticleRenderer.cs

@@ -137,6 +137,7 @@ namespace Coffee.UIExtensions
         {
             base.OnEnable();
 
+            hideFlags = UIParticleProjectSettings.globalHideFlags;
             if (!s_CombineInstances[0].mesh)
             {
                 s_CombineInstances[0].mesh = new Mesh
@@ -161,7 +162,7 @@ namespace Coffee.UIExtensions
             // Create renderer object.
             var go = new GameObject("[generated] UIParticleRenderer", typeof(UIParticleRenderer))
             {
-                hideFlags = HideFlags.HideAndDontSave,
+                hideFlags = UIParticleProjectSettings.globalHideFlags,
                 layer = parent.gameObject.layer
             };
 
@@ -416,7 +417,7 @@ namespace Coffee.UIExtensions
                 _lastBounds = bounds;
 
                 // Convert linear color to gamma color.
-                if (canvas.ShouldGammaToLinearInMesh())
+                if (UIParticleProjectSettings.enableLinearToGamma && canvas.ShouldGammaToLinearInMesh())
                 {
                     workerMesh.LinearToGamma();
                 }