protected virtual void OnEnable()
{
m_raycaster = GetComponent <Pointer3DRaycaster>();
if (m_raycaster != null)
{
m_raycaster.AddRaycastMethod(this);
}
}
protected virtual void OnDestroy()
{
if (m_raycaster != null)
{
raycaster.RemoveRaycastMethod(this);
}
m_raycaster = null;
}
protected virtual void OnDestroy()
{
if (m_raycaster != null)
{
raycaster.RemoveGenerator(this);
}
m_raycaster = null;
}
protected virtual void Start()
{
m_raycaster = GetComponent <Pointer3DRaycaster>();
if (m_raycaster != null)
{
m_raycaster.AddGenerator(this);
}
}
public static bool TryGetRaycaster3D(this PointerEventData eventData, out Pointer3DRaycaster raycaster)
{
raycaster = null;
if (!(eventData is Pointer3DEventData))
{
return(false);
}
var eventData3D = eventData as Pointer3DEventData;
raycaster = eventData3D.raycaster;
return(true);
}
public static void Raycast(Canvas canvas, bool ignoreReversedGraphics, Ray ray, float distance, Pointer3DRaycaster raycaster, List <RaycastResult> raycastResults)
{
if (canvas == null)
{
return;
}
var eventCamera = raycaster.eventCamera;
var screenCenterPoint = InputModule.ScreenCenterPoint;
var graphics = GraphicRegistry.GetGraphicsForCanvas(canvas);
// Pointer3DRaycaster should set tje eventCamera to correct position
for (int i = 0; i < graphics.Count; ++i)
{
var graphic = graphics[i];
// -1 means it hasn't been processed by the canvas, which means it isn't actually drawn
if (graphic.depth == -1 || !graphic.raycastTarget)
{
continue;
}
if (!RectTransformUtility.RectangleContainsScreenPoint(graphic.rectTransform, screenCenterPoint, eventCamera))
{
continue;
}
if (ignoreReversedGraphics && Vector3.Dot(ray.direction, graphic.transform.forward) <= 0f)
{
continue;
}
if (!graphic.Raycast(screenCenterPoint, eventCamera))
{
continue;
}
//var dist = Vector3.Dot(transForward, trans.position - ray.origin) / Vector3.Dot(transForward, ray.direction);
float dist;
new Plane(graphic.transform.forward, graphic.transform.position).Raycast(ray, out dist);
if (dist > distance)
{
continue;
}
raycastResults.Add(new RaycastResult
{
gameObject = graphic.gameObject,
module = raycaster,
distance = dist,
worldPosition = ray.GetPoint(dist),
worldNormal = -graphic.transform.forward,
screenPosition = screenCenterPoint,
index = raycastResults.Count,
depth = graphic.depth,
sortingLayer = canvas.sortingLayerID,
sortingOrder = canvas.sortingOrder
});
}
}
public StandaloneEventData(Pointer3DRaycaster ownerRaycaster, EventSystem eventSystem, StandaloneButton sbtn, InputButton ibtn) : base(ownerRaycaster, eventSystem)
{
standaloneButton = sbtn;
button = ibtn;
}
public Pointer3DEventData(Pointer3DRaycaster ownerRaycaster, EventSystem eventSystem) : base(eventSystem)
{
raycaster = ownerRaycaster;
InputModule.AssignPointerId(this);
}