Create TilemapTransparency.cs

Author: RimuruDev

TilemapTransparency.cs

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+// **************************************************************** //
+//
+//   Copyright (c) RimuruDev. All rights reserved.
+//   Contact me: 
+//          - Gmail:    [email protected]
+//          - LinkedIn: https://www.linkedin.com/in/rimuru/
+//          - GitHub:   https://github.com/RimuruDev
+//
+// **************************************************************** //
+
+using UnityEngine;
+using UnityEngine.Tilemaps;
+
+namespace AbyssMoth
+{
+    [SelectionBase]
+    [DisallowMultipleComponent]
+    [RequireComponent(typeof(Tilemap))]
+    [HelpURL("https://github.com/RimuruDev/Unity-TilemapTransparency")]
+    public sealed class TilemapTransparency : MonoBehaviour
+    {
+        [field: SerializeField, Range(0f, 1f)] public float Transparency { get; private set; } = 0.5f;
+
+        private void OnValidate() =>
+            UpdateTransparency();
+
+        private void UpdateTransparency()
+        {
+            var tilemap = GetComponent<Tilemap>();
+
+            if (tilemap != null)
+                tilemap.color = new Color(1f, 1f, 1f, Transparency);
+        }
+
+#if UNITY_EDITOR
+        private void OnDrawGizmos() =>
+            UpdateTransparency();
+#endif
+    }
+}