Design: add individual Lerp constraint icons

Editor/Constraints/Icons/LerpAimConstraintIcon.png.meta

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Editor/Constraints/Icons/LerpLookAtConstraintIcon.png.meta

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Editor/Constraints/Icons/LerpParentConstraintIcon.png.meta

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Editor/Constraints/Icons/LerpPositionConstraintIcon.png.meta

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Editor/Constraints/Icons/LerpRotationConstraintIcon.png.meta

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Editor/Constraints/Icons/LerpScaleConstraintIcon.png.meta

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Editor/Constraints/LerpConstraintIconInstaller.cs

@@ -9,7 +9,17 @@ namespace Streamingle.Utils.LerpConstraintsEditor
     [InitializeOnLoad]
     internal static class LerpConstraintIconInstaller
     {
-        private const string IconName = "LerpConstraintIcon";
+        private const string IconDirectory = "Packages/com.streamingle.utilities/Editor/Constraints/Icons";
+
+        private static readonly IconDefinition[] IconDefinitions =
+        {
+            new IconDefinition(typeof(LerpAimConstraint), "LerpAimConstraintIcon"),
+            new IconDefinition(typeof(LerpLookAtConstraint), "LerpLookAtConstraintIcon"),
+            new IconDefinition(typeof(LerpParentConstraint), "LerpParentConstraintIcon"),
+            new IconDefinition(typeof(LerpPositionConstraint), "LerpPositionConstraintIcon"),
+            new IconDefinition(typeof(LerpRotationConstraint), "LerpRotationConstraintIcon"),
+            new IconDefinition(typeof(LerpScaleConstraint), "LerpScaleConstraintIcon")
+        };
 
         static LerpConstraintIconInstaller()
         {
@@ -18,36 +28,42 @@ namespace Streamingle.Utils.LerpConstraintsEditor
 
         private static void ApplyIcons()
         {
-            Texture2D icon = AssetDatabase
-                .FindAssets($"{IconName} t:Texture2D")
-                .Select(AssetDatabase.GUIDToAssetPath)
-                .Select(AssetDatabase.LoadAssetAtPath<Texture2D>)
-                .FirstOrDefault(texture => texture != null);
+            string[] scriptGuids = AssetDatabase.FindAssets(
+                "t:MonoScript",
+                new[] { "Packages/com.streamingle.utilities/Runtime/Constraints" });
 
+            foreach (IconDefinition definition in IconDefinitions)
+            {
+                Texture2D icon = AssetDatabase.LoadAssetAtPath<Texture2D>(
+                    $"{IconDirectory}/{definition.IconName}.png");
                 if (icon == null)
                 {
-                return;
+                    continue;
                 }
 
-            Type[] constraintTypes =
-            {
-                typeof(LerpAimConstraint),
-                typeof(LerpLookAtConstraint),
-                typeof(LerpParentConstraint),
-                typeof(LerpPositionConstraint),
-                typeof(LerpRotationConstraint),
-                typeof(LerpScaleConstraint)
-            };
+                MonoScript script = scriptGuids
+                    .Select(AssetDatabase.GUIDToAssetPath)
+                    .Select(AssetDatabase.LoadAssetAtPath<MonoScript>)
+                    .FirstOrDefault(candidate => candidate != null && candidate.GetClass() == definition.ConstraintType);
 
-            string[] scriptGuids = AssetDatabase.FindAssets("t:MonoScript", new[] { "Packages/com.streamingle.utilities/Runtime/Constraints" });
-            foreach (string scriptGuid in scriptGuids)
-            {
-                MonoScript script = AssetDatabase.LoadAssetAtPath<MonoScript>(AssetDatabase.GUIDToAssetPath(scriptGuid));
-                if (script != null && constraintTypes.Contains(script.GetClass()))
+                if (script != null)
                 {
                     EditorGUIUtility.SetIconForObject(script, icon);
                 }
             }
         }
+
+        private readonly struct IconDefinition
+        {
+            public IconDefinition(Type constraintType, string iconName)
+            {
+                ConstraintType = constraintType;
+                IconName = iconName;
+            }
+
+            public Type ConstraintType { get; }
+
+            public string IconName { get; }
+        }
     }
 }

package.json

@@ -1,7 +1,7 @@
 {
   "name": "com.streamingle.utilities",
   "displayName": "Streamingle Utilities",
-  "version": "0.1.21",
+  "version": "0.1.22",
   "unity": "6000.0",
   "description": "Reusable Streamingle runtime components and Unity editor utilities.",
   "keywords": [