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add subfolder structure

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This commit is contained in:
milan
2022-10-10 21:17:02 +02:00
parent 2d4bd97b8e
commit 6aebee68d3
47 changed files with 56 additions and 0 deletions
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11
Assets/Escape Room Engine/Portal/Scripts/HandPortalDriver.cs Normal file
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namespace Escape_Room_Engine.Portal
{
public class HandPortalDriver : PortalDriver
{
private new void Start()
{
traveller = transform.parent.parent.parent; // get the hand portal offset
base.Start();
}
}
}

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Assets/Escape Room Engine/Portal/Scripts/HandPortalDriver.cs.meta Normal file
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Assets/Escape Room Engine/Portal/Scripts/PlayerCamera.cs Normal file
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using UnityEngine;
namespace Escape_Room_Engine.Portal
{
public class PlayerCamera : MonoBehaviour
{
public new Camera camera;
[SerializeField] private Transform leftEye, rightEye;
public Transform GetEyeTransform(Camera.StereoscopicEye eye) =>
eye == Camera.StereoscopicEye.Left ? leftEye : rightEye;
}
}

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Assets/Escape Room Engine/Portal/Scripts/PlayerCamera.cs.meta Normal file
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82
Assets/Escape Room Engine/Portal/Scripts/Portal.cs Normal file
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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 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 (!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 FixedUpdate()
{
for (var i = 0; i < _closePortalDrivers.Count; i++)
{
var portalDriver = _closePortalDrivers[i];
if (portalDriver.entrySide < 0 && CalculateSide(portalDriver.transform) >= 0) // must have entered from the front and exited the back
{
StopTrackingDriver(portalDriver);
linkedPortal.StartTrackingDriver(portalDriver, -1);
portalDriver.Teleport(this, linkedPortal);
i--; // decrease the loop counter because the list is one element smaller now
}
}
}
private void StartTrackingDriver(PortalDriver portalDriver, int entrySide)
{
_closePortalDrivers.Add(portalDriver);
portalDriver.EnableClone(linkedPortal);
portalDriver.entrySide = entrySide;
}
private void StopTrackingDriver(PortalDriver portalDriver)
{
_closePortalDrivers.Remove(portalDriver);
portalDriver.DisableClone(linkedPortal);
}
private void OnTriggerEnter(Collider other)
{
var portalDriver = other.GetComponent<PortalDriver>();
if (portalDriver && !_closePortalDrivers.Contains(portalDriver))
{
StartTrackingDriver(portalDriver, CalculateSide(portalDriver.transform));
}
}
private void OnTriggerExit(Collider other)
{
var portalDriver = other.GetComponent<PortalDriver>();
if (portalDriver)
StopTrackingDriver(portalDriver);
}
private int CalculateSide(Transform portalDriverTransform)
{
var t = transform;
return Math.Sign(Vector3.Dot(t.forward, portalDriverTransform.position - t.position));
}
}
}

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Assets/Escape Room Engine/Portal/Scripts/Portal.cs.meta Normal file
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109
Assets/Escape Room Engine/Portal/Scripts/PortalCamera.cs Normal file
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using System;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Rendering;
using UnityEngine.Rendering.Universal;
using UnityEngine.XR;
namespace Escape_Room_Engine.Portal
{
[RequireComponent(typeof(Camera))]
public class PortalCamera : MonoBehaviour
{
private static readonly Camera.StereoscopicEye[] Eyes =
{ Camera.StereoscopicEye.Left, Camera.StereoscopicEye.Right };
private static readonly Dictionary<Camera.StereoscopicEye, int> EyeTextureNames = new()
{
{ Camera.StereoscopicEye.Left, Shader.PropertyToID("_LeftTex") },
{ Camera.StereoscopicEye.Right, Shader.PropertyToID("_RightTex") }
};
/// <summary>
/// The minimum near clip plane distance to be used when calculating the oblique clip plane.
/// </summary>
public float minNearClipPlane = 0.0001f;
/// <summary>
/// The portal this camera renders through.
/// </summary>
[SerializeField] private Portal portal;
/// <summary>
/// The mesh where the rendered texture will be drawn on.
/// </summary>
[SerializeField] private MeshRenderer screen;
private PlayerCamera _playerCamera;
private Camera _camera;
private readonly Dictionary<Camera.StereoscopicEye, RenderTexture> _textures = new();
private void Awake()
{
// get player camera
if (Camera.main != null) _playerCamera = Camera.main.GetComponent<PlayerCamera>();
else throw new Exception("Main camera has no player camera script set up.");
// get portal camera
_camera = GetComponent<Camera>();
}
private void OnEnable()
{
RenderPipelineManager.beginCameraRendering += Render;
}
private void OnDisable()
{
RenderPipelineManager.beginCameraRendering -= Render;
}
private void Render(ScriptableRenderContext scriptableRenderContext, Camera _)
{
// check whether the portal plane is visible from the player camera
var frustumPlanes = GeometryUtility.CalculateFrustumPlanes(_playerCamera.camera);
if (!GeometryUtility.TestPlanesAABB(frustumPlanes, portal.linkedPortal.portalCamera.screen.bounds))
// don't render this portal if it is not visible
return;
var t = portal.transform;
screen.enabled = false;
foreach (var eye in Eyes)
{
// create portal texture if it doesn't exist yet
if (!_textures.ContainsKey(eye))
{
if (XRSettings.eyeTextureWidth > 0 && XRSettings.eyeTextureHeight > 0)
{
_textures.Add(eye,
new RenderTexture(XRSettings.eyeTextureWidth, XRSettings.eyeTextureHeight, 24));
portal.linkedPortal.portalCamera.screen.material.SetTexture(EyeTextureNames[eye], _textures[eye]);
}
else // no texture was created so nothing should be rendered
continue;
}
// position portal camera
var m = t.localToWorldMatrix * Portal.HalfRotation * portal.linkedPortal.transform.worldToLocalMatrix *
_playerCamera.GetEyeTransform(eye).localToWorldMatrix;
transform.SetPositionAndRotation(m.GetPosition(), m.rotation);
_camera.projectionMatrix = _playerCamera.camera.GetStereoProjectionMatrix(eye);
// set camera clip plane to portal (otherwise the wall behind the portal would be rendered)
// calculating the clip plane: https://computergraphics.stackexchange.com/a/1506
var n = -t.forward; // clip plane normal
var portalPlane = new Plane(n, t.position); // clip plane in world space
var clipPlane = _camera.worldToCameraMatrix.inverse.transpose *
new Vector4(n.x, n.y, n.z, portalPlane.distance); // vector format clip plane in camera space
if (-portalPlane.GetDistanceToPoint(transform.position) >= minNearClipPlane)
// only adjust the near clip plane if it doesn't intersect with the camera
_camera.projectionMatrix = _camera.CalculateObliqueMatrix(clipPlane);
// render portal view
_camera.targetTexture = _textures[eye];
UniversalRenderPipeline.RenderSingleCamera(scriptableRenderContext, _camera);
}
screen.enabled = true;
}
}
}

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Assets/Escape Room Engine/Portal/Scripts/PortalCamera.cs.meta Normal file
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86
Assets/Escape Room Engine/Portal/Scripts/PortalDriver.cs Normal file
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using System;
using UnityEngine;
namespace Escape_Room_Engine.Portal
{
[RequireComponent(typeof(Collider), typeof(Rigidbody))]
public class PortalDriver : MonoBehaviour
{
/// <summary>
/// The object that will be transported through the portal. Usually either this object or a parent offset object.
/// If left empty, it will default to this object.
/// </summary>
public Transform traveller;
/// <summary>
/// Whether this portal driver has a clone mirroring it at other portals. Disable this for the player.
/// </summary>
public bool hasClone = true;
/// <summary>
/// The side of the portal this became tracked on.
/// </summary>
[HideInInspector] public int entrySide;
/// <summary>
/// The clone that is used to mirror this portal driver at another portal.
/// </summary>
[HideInInspector] public PortalDriverClone clone;
private Collider _collider;
private Rigidbody _rigidbody;
private void Awake()
{
// check whether the collider is set up correctly
_collider = GetComponent<Collider>();
if (_collider.isTrigger) throw new Exception("Collider must not be a trigger.");
// check whether the traveller is set
if (!traveller) traveller = transform;
// get the rigidbody if there is one
_rigidbody = GetComponent<Rigidbody>();
}
protected void Start()
{
if (hasClone)
clone = PortalDriverClone.Create(this);
}
private void Update()
{
if (hasClone && clone.gameObject.activeSelf)
clone.UpdatePosition(transform);
}
public void EnableClone(Portal at)
{
if (hasClone)
{
clone.portal = at;
clone.gameObject.SetActive(true);
}
}
public void DisableClone(Portal at)
{
if (hasClone && at.Equals(clone.portal)) // don't disable clones that are already at a different portal
{
clone.portal = null;
clone.gameObject.SetActive(false);
}
}
public void Teleport(Portal from, Portal to)
{
var m = to.transform.localToWorldMatrix * Portal.HalfRotation * from.transform.worldToLocalMatrix *
traveller.localToWorldMatrix;
traveller.SetPositionAndRotation(m.GetPosition(), m.rotation);
if (_rigidbody)
{
_rigidbody.velocity = to.transform.TransformDirection(
Portal.HalfRotation.rotation * from.transform.InverseTransformDirection(_rigidbody.velocity));
}
}
}
}

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Assets/Escape Room Engine/Portal/Scripts/PortalDriver.cs.meta Normal file
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Assets/Escape Room Engine/Portal/Scripts/PortalDriverClone.cs Normal file
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using UnityEngine;
using UnityEngine.InputSystem.XR;
using UnityEngine.XR.Interaction.Toolkit;
namespace Escape_Room_Engine.Portal
{
public class PortalDriverClone : MonoBehaviour
{
/// <summary>
/// The portal where this clone is mirroring the portal driver.
/// </summary>
[HideInInspector] public Portal portal;
public static PortalDriverClone Create(PortalDriver portalDriver)
{
// copy the portal driver object
var clone = Instantiate(portalDriver).gameObject;
// destroy all unnecessary components
Destroy(clone.GetComponent<PortalDriver>());
foreach (var xrGrabInteractable in clone.GetComponentsInChildren<XRGrabInteractable>())
Destroy(xrGrabInteractable);
foreach (var rigidbody in clone.GetComponentsInChildren<Rigidbody>())
Destroy(rigidbody);
foreach (var trackedPoseDriver in clone.GetComponentsInChildren<TrackedPoseDriver>())
Destroy(trackedPoseDriver);
// add a clone component
clone.AddComponent<PortalDriverClone>();
// set up the clone
var portalDriverClone = clone.GetComponent<PortalDriverClone>();
portalDriverClone.gameObject.SetActive(false);
return portalDriverClone;
}
public void UpdatePosition(Transform cloning)
{
var m = portal.transform.localToWorldMatrix * Portal.HalfRotation *
portal.linkedPortal.transform.worldToLocalMatrix * cloning.localToWorldMatrix;
transform.SetPositionAndRotation(m.GetPosition(), m.rotation);
}
}
}

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Assets/Escape Room Engine/Portal/Scripts/PortalDriverClone.cs.meta Normal file
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