Merge branch 'master' of https://bitbucket.org/JoshuaReason/irontoad

IronToad_UnityProject/Assets/Scripts/CustomSmoothFollow.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class CustomSmoothFollow : MonoBehaviour
+{
+	public Transform target;
+	public float distance = -200.0f;
+	public float height = 200.0f;
+	public float altDistance = -100.0f;
+	public float altHeight = 250.0f;
+	public Vector3 damping;
+	public string layerToMask = "CameraObstruct";
+	private int layerMask;
+
+	// Use this for initialization
+	void Start()
+	{
+		layerMask = LayerMask.NameToLayer(layerToMask);
+	}
+
+	// Update is called once per frame
+	void LateUpdate()
+	{
+		// Early out if we don't have a target
+		if (!target)
+			return;
+
+		// Calculate the current and wanted height / XZ pos
+		float wantedHeight = target.position.y + height;
+		float wantedDistance = target.position.z + distance;
+		float wantedSide = target.position.x;
+
+		bool isBlocked = false;
+		Vector3 wantedPos = new Vector3(wantedSide, wantedHeight, wantedDistance);
+		RaycastHit hitInfo;
+		if (Physics.Raycast(wantedPos, target.position-wantedPos, out hitInfo, (target.position-wantedPos).magnitude * 2f))
+		{
+			if (hitInfo.collider.gameObject.layer == layerMask)
+				isBlocked = true;
+		}
+
+		if (isBlocked)
+		{
+			wantedHeight = target.position.y + altHeight;
+			wantedDistance = target.position.z + altDistance;
+		}
+
+		float currentHeight = transform.position.y;
+		float currentDistance = transform.position.z;
+		float currentSide = transform.position.x;
+
+		// Damp the height
+		currentHeight = Mathf.Lerp(currentHeight, wantedHeight, damping.y * Time.deltaTime);
+		currentDistance = Mathf.Lerp(currentDistance, wantedDistance, damping.z * Time.deltaTime);
+		currentSide = Mathf.Lerp(currentSide, wantedSide, damping.x * Time.deltaTime);
+
+		// Set the position of the camera on the x-z plane to:
+		// distance meters behind the target
+		transform.position = target.position;
+
+		// Set the height of the camera
+		transform.position = new Vector3(currentSide, currentHeight, currentDistance);
+
+		// Always look at the target
+		Vector3 lookTarget = target.position;
+		lookTarget.x = transform.position.x;
+		transform.LookAt(lookTarget);
+	}
+}

IronToad_UnityProject/Assets/Scripts/CustomSmoothFollow.cs.meta

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+timeCreated: 1485036748
+licenseType: Free
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