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//======= Copyright (c) Valve Corporation, All rights reserved. ===============
using UnityEngine;
using System.Collections;
public class SteamVR_Teleporter : MonoBehaviour
{
public enum TeleportType
{
TeleportTypeUseTerrain,
TeleportTypeUseCollider,
TeleportTypeUseZeroY
}
public bool teleportOnClick = false;
public TeleportType teleportType = TeleportType.TeleportTypeUseZeroY;
Transform reference
{
get
{
var top = SteamVR_Render.Top();
return (top != null) ? top.origin : null;
}
}
void Start ()
{
var trackedController = GetComponent<SteamVR_TrackedController>();
if (trackedController == null)
{
trackedController = gameObject.AddComponent<SteamVR_TrackedController>();
}
trackedController.TriggerClicked += new ClickedEventHandler(DoClick);
if (teleportType == TeleportType.TeleportTypeUseTerrain)
{
// Start the player at the level of the terrain
var t = reference;
if (t != null)
t.position = new Vector3(t.position.x, Terrain.activeTerrain.SampleHeight(t.position), t.position.z);
}
}
void DoClick(object sender, ClickedEventArgs e)
{
if (teleportOnClick)
{
var t = reference;
if (t == null)
return;
float refY = t.position.y;
Plane plane = new Plane(Vector3.up, -refY);
Ray ray = new Ray(this.transform.position, transform.forward);
bool hasGroundTarget = false;
float dist = 0f;
if (teleportType == TeleportType.TeleportTypeUseTerrain)
{
RaycastHit hitInfo;
TerrainCollider tc = Terrain.activeTerrain.GetComponent<TerrainCollider>();
hasGroundTarget = tc.Raycast(ray, out hitInfo, 1000f);
dist = hitInfo.distance;
}
else if (teleportType == TeleportType.TeleportTypeUseCollider)
{
RaycastHit hitInfo;
Physics.Raycast(ray, out hitInfo);
dist = hitInfo.distance;
}
else
{
hasGroundTarget = plane.Raycast(ray, out dist);
}
if (hasGroundTarget)
{
Vector3 headPosOnGround = new Vector3(SteamVR_Render.Top().head.localPosition.x, 0.0f, SteamVR_Render.Top().head.localPosition.z);
t.position = ray.origin + ray.direction * dist - new Vector3(t.GetChild(0).localPosition.x, 0f, t.GetChild(0).localPosition.z) - headPosOnGround;
}
}
}
}
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