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portal travelling

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This commit is contained in:
milan
2022-10-10 13:21:12 +02:00
parent 85e3064171
commit 6c92351658
22 changed files with 782 additions and 124 deletions
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55
Assets/Escape Room Engine/Portal/Portal.cs
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@@ -1,23 +1,74 @@
using System;
using System.Collections.Generic;
using UnityEngine;
namespace Escape_Room_Engine.Portal
{
[RequireComponent(typeof(Collider))]
public class Portal : MonoBehaviour
{
public static readonly Matrix4x4 HalfRotation = Matrix4x4.Rotate(Quaternion.Euler(0, 180, 0));
/// <summary>
/// The portal that is connected with this one.
/// </summary>
public Portal other;
public Portal linkedPortal;
/// <summary>
/// The camera that will draw the view for this portal.
/// </summary>
public PortalCamera portalCamera;
private readonly List<PortalDriver> _closePortalDrivers = new();
private void Awake()
{
// check whether the other portal is set up
if (!other || other.other != this) throw new Exception("Other portal not set up correctly.");
if (!linkedPortal || linkedPortal.linkedPortal != this) throw new Exception("Other portal not set up correctly.");
// check whether the collider is set up correctly
if (!GetComponent<Collider>().isTrigger) throw new Exception("Collider must be a trigger.");
}
private void LateUpdate()
{
for (var i = 0; i < _closePortalDrivers.Count; i++)
{
var portalDriver = _closePortalDrivers[i];
var side = CalculateSide(portalDriver.transform);
if (portalDriver.entrySide < 0 && side >= 0) // must have entered from the front and exited the back
{
_closePortalDrivers.Remove(portalDriver);
linkedPortal._closePortalDrivers.Add(portalDriver);
portalDriver.entrySide = -1;
portalDriver.Teleport(this, linkedPortal);
i--; // decrease the loop counter because the list is one element smaller now
}
}
}
private void OnTriggerEnter(Collider other)
{
var portalDriver = other.GetComponent<PortalDriver>();
if (portalDriver && !_closePortalDrivers.Contains(portalDriver))
{
_closePortalDrivers.Add(portalDriver);
portalDriver.entrySide = CalculateSide(portalDriver.transform);
}
}
private void OnTriggerExit(Collider other)
{
var portalDriver = other.GetComponent<PortalDriver>();
if (portalDriver)
{
_closePortalDrivers.Remove(portalDriver);
}
}
private int CalculateSide(Transform portalDriverTransform)
{
var t = transform;
return Math.Sign(Vector3.Dot(t.forward, portalDriverTransform.position - t.position));
}
}
}