Add ultimate xr

Assets/UltimateXR/Samples/FullScene/Scripts/Lab/LightBulb.cs

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+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="LightBulb.cs" company="VRMADA">
+//   Copyright (c) VRMADA, All rights reserved.
+// </copyright>
+// --------------------------------------------------------------------------------------------------------------------
+using UltimateXR.Core;
+using UltimateXR.Core.Components;
+using UltimateXR.Manipulation;
+using UnityEngine;
+
+namespace UltimateXR.Examples.FullScene.Lab
+{
+    /// <summary>
+    ///     Allows to model light bulbs that will affect the light attached to the <see cref="Lamp" /> they are placed on.
+    /// </summary>
+    public class LightBulb : UxrComponent
+    {
+        #region Inspector Properties/Serialized Fields
+
+        [SerializeField] private UxrGrabbableObject _grabbableObject;
+        [SerializeField] private float              _lightIntensity;
+        [SerializeField] private bool               _isFaulty;
+        [SerializeField] private Color              _emissiveDisabled = Color.black;
+        [SerializeField] private Color              _emissiveEnabled  = Color.white;
+
+        #endregion
+
+        #region Public Types & Data
+
+        /// <summary>
+        ///     Gets the light intensity contributed by the light bulb, which may flicker if it's faulty or be zero if it's not
+        ///     connected to the lamp.
+        /// </summary>
+        public float Intensity
+        {
+            get
+            {
+                if (_grabbableObject.CurrentAnchor == null)
+                {
+                    // Not attached to anything
+                    return 0.0f;
+                }
+                if (_grabbableObject.CurrentAnchor.GetComponentInParent<Lamp>())
+                {
+                    // Attached to a lamp. See if it is faulty or works correctly.
+
+                    if (_isFaulty)
+                    {
+                        float noise = Mathf.PerlinNoise(_randX + Time.time * 20.0f, _randY * 10.0f);
+
+                        if (noise > 0.66f)
+                        {
+                            return _lightIntensity;
+                        }
+                        if (noise > 0.16f)
+                        {
+                            return 0.0f;
+                        }
+                        return _lightIntensity * 0.5f;
+                    }
+                    return _lightIntensity;
+                }
+                // Not attached to a lamp
+                return 0.0f;
+            }
+        }
+
+        #endregion
+
+        #region Unity
+
+        /// <summary>
+        ///     Initializes the component.
+        /// </summary>
+        protected override void Awake()
+        {
+            base.Awake();
+
+            Renderer renderer = GetComponent<Renderer>();
+
+            if (renderer)
+            {
+                _material = renderer.material;
+            }
+
+            _randX = Random.value;
+            _randY = Random.value;
+        }
+
+        /// <summary>
+        ///     Updates the emissive based on the light intensity.
+        /// </summary>
+        private void Update()
+        {
+            if (_material && _grabbableObject && _lightIntensity > 0.0f)
+            {
+                Color emissiveColor = Color.Lerp(_emissiveDisabled, _emissiveEnabled, Intensity / _lightIntensity);
+                _material.SetColor(UxrConstants.Shaders.EmissionColorVarName, emissiveColor);
+            }
+        }
+
+        #endregion
+
+        #region Private Types & Data
+
+        private Material _material;
+        private float    _randX;
+        private float    _randY;
+
+        #endregion
+    }
+}