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Assets/Spine Examples/Scripts/Getting Started Scripts/ConstrainedCamera.cs

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+/******************************************************************************
+ * Spine Runtimes License Agreement
+ * Last updated May 1, 2019. Replaces all prior versions.
+ *
+ * Copyright (c) 2013-2019, Esoteric Software LLC
+ *
+ * Integration of the Spine Runtimes into software or otherwise creating
+ * derivative works of the Spine Runtimes is permitted under the terms and
+ * conditions of Section 2 of the Spine Editor License Agreement:
+ * http://esotericsoftware.com/spine-editor-license
+ *
+ * Otherwise, it is permitted to integrate the Spine Runtimes into software
+ * or otherwise create derivative works of the Spine Runtimes (collectively,
+ * "Products"), provided that each user of the Products must obtain their own
+ * Spine Editor license and redistribution of the Products in any form must
+ * include this license and copyright notice.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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+ * INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY
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+
+// Contributed by: Mitch Thompson
+
+using UnityEngine;
+
+namespace Spine.Unity.Examples {
+	public class ConstrainedCamera : MonoBehaviour {
+		public Transform target;
+		public Vector3 offset;
+		public Vector3 min;
+		public Vector3 max;
+		public float smoothing = 5f;
+
+		// Update is called once per frame
+		void LateUpdate () {
+			Vector3 goalPoint = target.position + offset;
+			goalPoint.x = Mathf.Clamp(goalPoint.x, min.x, max.x);
+			goalPoint.y = Mathf.Clamp(goalPoint.y, min.y, max.y);
+			goalPoint.z = Mathf.Clamp(goalPoint.z, min.z, max.z);
+
+			transform.position = Vector3.Lerp(transform.position, goalPoint, smoothing * Time.deltaTime);
+		}
+	}
+}