private void AttachTrailer(VehicleController vc)
{
if (_nearestTrailerModule != null)
{
_trailer = _nearestTrailerModule;
if (_trailer == null)
{
return;
}
VehicleController trailerVc = _trailer.VehicleController;
// Position trailer
trailerVc.vehicleTransform.position = trailerVc.transform.position -
(_trailer.attachmentPoint.transform.position -
attachmentPoint.transform.position);
// Configure joint
_configurableJoint = trailerVc.gameObject.GetComponent <ConfigurableJoint>();
if (_configurableJoint == null)
{
_configurableJoint = trailerVc.gameObject.AddComponent <ConfigurableJoint>();
}
_configurableJoint.connectedBody = vc.vehicleRigidbody;
_configurableJoint.anchor =
trailerVc.transform.InverseTransformPoint(attachmentPoint.transform.position);
_configurableJoint.xMotion = ConfigurableJointMotion.Locked;
_configurableJoint.yMotion = ConfigurableJointMotion.Locked;
_configurableJoint.zMotion = ConfigurableJointMotion.Locked;
_configurableJoint.angularZMotion =
useHingeJoint ? ConfigurableJointMotion.Locked : ConfigurableJointMotion.Free;
_configurableJoint.enableCollision = true;
_configurableJoint.breakForce = breakForce;
// Reset input flag
vc.input.ResetTrailerAttachDetachFlag();
// Enable lights if tractor has them enabled
if (vc.effectsManager.lightsManager.IsEnabled)
{
trailerVc.effectsManager.lightsManager.Enable();
}
else
{
trailerVc.effectsManager.lightsManager.Disable();
}
attached = true;
_trailer.OnAttach(this);
onTrailerAttach.Invoke();
}
}
public override void FixedUpdate()
{
if (_trailer == null) // Check if already attached
{
if (attachmentPoint != null) // Check if attachment point exists
{
if (_trailerModules.Count > 0)
{
_nearestTrailerModule = null;
trailerInRange = false;
foreach (TrailerModule trailerModule in _trailerModules)
{
if (trailerModule.Active)
{
Vector3 dir = trailerModule.attachmentPoint.transform.position -
attachmentPoint.transform.position;
float dist = dir.sqrMagnitude;
if (dist < attachDistanceThreshold)
{
_nearestTrailerModule = trailerModule;
trailerInRange = true;
break;
}
}
}
}
else
{
_nearestTrailerModule = null;
trailerInRange = false;
}
}
}
// Attach trailer
if (_nearestTrailerModule != null && _trailer == null && vc.input.TrailerAttachDetach)
{
AttachTrailer(vc);
}
// Detach trailer
else if (_trailer != null && vc.input.TrailerAttachDetach)
{
DetachTrailer(vc);
}
// Detach trailer if joint broke
if (_trailer != null && _configurableJoint == null)
{
DetachTrailer(vc);
}
vc.input.ResetTrailerAttachDetachFlag();
}
private void FindSceneTrailerModules(ref List <TrailerModule> trailerModules)
{
trailerModules = new List <TrailerModule>();
foreach (TrailerModuleWrapper trailerModuleWrapper in Object.FindObjectsOfType <TrailerModuleWrapper>())
{
TrailerModule trailerModule = trailerModuleWrapper.module;
if (trailerModule != null && vc.gameObject.scene == SceneManager.GetActiveScene())
{
trailerModules.Add(trailerModule);
}
}
}
private void DetachTrailer(VehicleController vc)
{
if (!detachable || _trailer == null || _trailer.VehicleController == null)
{
return;
}
attached = false;
if (_configurableJoint != null)
{
Object.Destroy(_configurableJoint);
_configurableJoint = null;
}
_trailer.OnDetach();
_trailer = null;
vc.input.ResetTrailerAttachDetachFlag();
onTrailerDetach.Invoke();
}
public override void SetModule(VehicleModule module)
{
this.module = module as TrailerModule;
}