Initial Commit

Assets/Plugins/Light2D/Scripts/LightObstacleGenerator.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using UnityEngine;
+
+namespace Light2D
+{
+    /// <summary>
+    /// That class is generating obstacles for object it attached to.
+    /// Obect must have MeshRenderer, SpriteRenderer or CustomSprite script from which texture for obstacle will be grabbed.
+    /// For rendering obstacle of SpriteRenderer and CustomSprite LightObstacleSprite with material "Material" (material with dual color shader by default) will be used.
+    /// For objects with MeshRenderer "Material" property is ignored. MeshRenderer.sharedMaterial is used instead.
+    /// </summary>
+    [ExecuteInEditMode]
+    public class LightObstacleGenerator : MonoBehaviour
+    {
+        /// <summary>
+        /// Vertex color.
+        /// </summary>
+        public Color MultiplicativeColor = new Color(0, 0, 0, 1);
+
+        /// <summary>
+        /// AdditiveColor that will be used for obstacle when SpriteRenderer or CustomSprite scripts is attached.
+        /// Only DualColor shader supports additive color.
+        /// </summary>
+        public Color AdditiveColor;
+
+        /// <summary>
+        /// Material that will be used for obstacle when SpriteRenderer or CustomSprite scripts is attached.
+        /// </summary>
+        public Material Material;
+
+        public float LightObstacleScale = 1;
+
+        private void Start()
+        {
+#if UNITY_EDITOR
+            if (Material == null)
+            {
+                Material = UnityEditor.AssetDatabase.LoadAssetAtPath<Material>("Assets/Light2D/Materials/DualColor.mat");
+            }
+#endif
+
+            if (!Application.isPlaying)
+                return;
+
+            var obstacleObj = new GameObject(gameObject.name + " Light Obstacle");
+
+            obstacleObj.transform.parent = gameObject.transform;
+            obstacleObj.transform.localPosition = Vector3.zero;
+            obstacleObj.transform.localRotation = Quaternion.identity;
+            obstacleObj.transform.localScale = Vector3.one*LightObstacleScale;
+            if (LightingSystem.Instance != null)
+                obstacleObj.layer = LightingSystem.Instance.LightObstaclesLayer;
+
+            if (GetComponent<SpriteRenderer>() != null || GetComponent<CustomSprite>() != null)
+            {
+                var obstacleSprite = obstacleObj.AddComponent<LightObstacleSprite>();
+                obstacleSprite.Color = MultiplicativeColor;
+                obstacleSprite.AdditiveColor = AdditiveColor;
+                obstacleSprite.Material = Material;
+            }
+            else
+            {
+                var obstacleMesh = obstacleObj.AddComponent<LightObstacleMesh>();
+                obstacleMesh.MultiplicativeColor = MultiplicativeColor;
+                obstacleMesh.AdditiveColor = AdditiveColor;
+                obstacleMesh.Material = Material;
+            }
+
+            Destroy(this);
+        }
+    }
+}