chore: initial commit

Assets/Feel/MMTools/Accessories/MMCinemachine/MMCinemachineZone/MMCinemachineZone3D.cs

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+#if MM_CINEMACHINE
+using Cinemachine;
+#elif MM_CINEMACHINE3
+using Unity.Cinemachine;
+#endif
+using UnityEngine;
+
+namespace MoreMountains.Tools
+{
+	/// <summary>
+	/// 3D Implementation of the CinemachineZone abstract class
+	/// </summary>
+	[RequireComponent(typeof(Collider))]
+	public class MMCinemachineZone3D : MMCinemachineZone
+	{
+		protected Collider _collider;
+		protected Collider _confinerCollider;
+		protected Rigidbody _confinerRigidbody;
+		protected BoxCollider _boxCollider;
+		protected SphereCollider _sphereCollider;
+		#if MM_CINEMACHINE
+		protected CinemachineConfiner _cinemachineConfiner;
+		#elif MM_CINEMACHINE3
+		protected CinemachineConfiner3D _cinemachineConfiner;
+		#endif
+        
+		/// <summary>
+		/// Gets and sets up the colliders
+		/// </summary>
+		protected override void InitializeCollider()
+		{
+			_collider = GetComponent<Collider>();
+			_boxCollider = GetComponent<BoxCollider>();
+			_sphereCollider = GetComponent<SphereCollider>();
+			_collider.isTrigger = true;
+		}
+
+		/// <summary>
+		/// Creates and sets up the camera's confiner
+		/// </summary>
+		protected override void SetupConfiner()
+		{
+			// we add a rigidbody to it and set it up
+			_confinerRigidbody = _confinerGameObject.AddComponent<Rigidbody>();
+			_confinerRigidbody.useGravity = false;
+			_confinerRigidbody.gameObject.isStatic = true;
+			_confinerRigidbody.isKinematic = true;
+            
+			// we copy the collider and set it up
+
+			CopyCollider();
+			_confinerGameObject.transform.localPosition = Vector3.zero;
+            
+            
+			// we set the composite collider as the virtual camera's confiner
+			
+			#if MM_CINEMACHINE
+			_cinemachineConfiner = VirtualCamera.gameObject.MMGetComponentAroundOrAdd<CinemachineConfiner>();
+			_cinemachineConfiner.m_ConfineMode = CinemachineConfiner.Mode.Confine3D;
+			_cinemachineConfiner.m_ConfineScreenEdges = true;
+			if (_boxCollider != null)
+			{
+				_cinemachineConfiner.m_BoundingVolume = _boxCollider;
+			}
+			if (_sphereCollider != null)
+			{
+				_cinemachineConfiner.m_BoundingVolume = _sphereCollider;
+			}
+			#elif MM_CINEMACHINE3
+			_cinemachineConfiner = VirtualCamera.gameObject.MMGetComponentAroundOrAdd<CinemachineConfiner3D>();
+			if (_boxCollider != null)
+			{
+				_cinemachineConfiner.BoundingVolume = _boxCollider;
+			}
+			if (_sphereCollider != null)
+			{
+				_cinemachineConfiner.BoundingVolume = _sphereCollider;
+			}
+			#endif
+		}
+
+		/// <summary>
+		/// Copies the initial collider to the composite
+		/// </summary>
+		protected virtual void CopyCollider()
+		{
+			if (_boxCollider != null)
+			{
+				BoxCollider boxCollider = _confinerGameObject.AddComponent<BoxCollider>();
+				boxCollider.size = _boxCollider.size;
+				boxCollider.center = _boxCollider.center;
+				boxCollider.isTrigger = true;
+			}
+
+			if (_sphereCollider != null)
+			{
+				SphereCollider sphereCollider = _confinerGameObject.AddComponent<SphereCollider>();
+				sphereCollider.isTrigger = true;
+				sphereCollider.center = _sphereCollider.center;
+				sphereCollider.radius = _sphereCollider.radius;
+			}
+		}
+
+		/// <summary>
+		/// On enter, enables the camera and triggers the enter event
+		/// </summary>
+		/// <param name="collider"></param>
+		protected virtual void OnTriggerEnter(Collider collider)
+		{
+			if (!TestCollidingGameObject(collider.gameObject))
+			{
+				return;
+			}
+			if (TriggerMask.MMContains (collider.gameObject))
+			{
+				EnterZone();
+			}
+		}
+
+		/// <summary>
+		/// On exit, disables the camera and invokes the exit event
+		/// </summary>
+		/// <param name="collider"></param>
+		protected virtual void OnTriggerExit(Collider collider)
+		{
+			if (!TestCollidingGameObject(collider.gameObject))
+			{
+				return;
+			}
+			if (TriggerMask.MMContains (collider.gameObject))
+			{
+				ExitZone();
+			}
+		}
+        
+		#if UNITY_EDITOR
+		/// <summary>
+		/// Draws gizmos to show the shape of the zone
+		/// </summary>
+		protected virtual void OnDrawGizmos()
+		{
+			if (!DrawGizmos)
+			{
+				return;
+			}
+            
+			Gizmos.color = GizmosColor;
+
+			if ((_boxCollider != null) && _boxCollider.enabled)
+			{
+				_gizmoSize =  _boxCollider.bounds.size ;
+				Gizmos.DrawCube(_boxCollider.bounds.center, _gizmoSize);
+			}
+			if (_sphereCollider != null && _sphereCollider.enabled)
+			{
+				Gizmos.DrawSphere(this.transform.position + _sphereCollider.center, _sphereCollider.radius);                
+			}
+		}
+		#endif
+	}    
+}