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Assets/Plugins/Character Controller Pro/Demo/Scripts/RigidbodyModifier.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using Lightbug.Utilities;
+
+
+namespace Lightbug.CharacterControllerPro.Demo
+{
+
+    public class RigidbodyModifier : MonoBehaviour
+    {
+        [SerializeField]
+        AddMode mode = AddMode.AddForce;
+
+        [SerializeField]
+        Vector3 localAddVector = Vector3.zero;
+
+        [Min(0.01f)]
+        [SerializeField]
+        float dragMultiplier = 1f;
+
+        [Min(0.01f)]
+        [SerializeField]
+        float massMultiplier = 1f;
+
+        enum AddMode
+        {
+            AddForce,
+            Accelerate,
+            AddVelocity
+        }
+
+        Vector3 worldAddVector = default(Vector3);
+
+        Dictionary<Transform, Rigidbody> rigidbodies = new Dictionary<Transform, Rigidbody>();
+
+        void OnTriggerEnter(Collider otherCollider)
+        {
+
+            Rigidbody rigidbody = rigidbodies.GetOrRegisterValue<Transform, Rigidbody>(otherCollider.transform);
+
+            if (rigidbody == null)
+                return;
+
+            rigidbody.mass *= massMultiplier;
+            rigidbody.drag *= dragMultiplier;
+
+        }
+
+
+        void OnTriggerExit(Collider otherCollider)
+        {
+            Rigidbody rigidbody;
+            rigidbodies.TryGetValue(otherCollider.transform, out rigidbody);
+
+            if (rigidbody == null)
+                return;
+
+            rigidbody.mass /= massMultiplier;
+            rigidbody.drag /= dragMultiplier;
+
+            rigidbodies.Remove(otherCollider.transform);
+
+        }
+
+        void Start()
+        {
+            worldAddVector = transform.TransformDirection(localAddVector);
+        }
+
+        void FixedUpdate()
+        {
+            foreach (var rigidbody in rigidbodies)
+            {
+                switch (mode)
+                {
+                    case AddMode.AddForce:
+                        rigidbody.Value.AddForce(worldAddVector);
+                        break;
+                    case AddMode.Accelerate:
+                        rigidbody.Value.velocity += worldAddVector * Time.deltaTime;
+                        break;
+                    case AddMode.AddVelocity:
+                        rigidbody.Value.velocity += worldAddVector;
+                        break;
+                }
+
+            }
+        }
+    }
+
+}