public static void AddRaycaster(TXRPointerRaycaster raycaster)
{
if (raycaster == null)
{
return;
}
Initialize();
raycasters.Add(raycaster);
}
public static void RemoveRaycaster(TXRPointerRaycaster raycaster)
{
raycasters.Remove(raycaster);
}
public override void GraphicRaycast(Canvas canvas, bool ignoreReversedGraphics, Ray ray, float distance, TXRPointerRaycaster raycaster, List <RaycastResult> raycastResults)
{
if (canvas == null)
{
return;
}
var eventCamera = raycaster.eventCamera;
var screenCenterPoint = eventCamera.WorldToScreenPoint(eventCamera.transform.position); //new Vector2(m_ScreenWidth * 0.5f, m_ScreenHeight * 0.5f + 1800);
var graphics = GraphicRegistry.GetGraphicsForCanvas(canvas);
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;
}
float dist;
new Plane(graphic.transform.forward, graphic.transform.position).Raycast(ray, out dist);
if (dist > distance)
{
continue;
}
var racastResult = 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
};
raycastResults.Add(racastResult);
// Send onhover event to TXRButton.
var button = graphic.gameObject.GetComponent <TXRButton>();
if (button != null)
{
button.OnHover(racastResult);
}
}
}
public virtual void GraphicRaycast(Canvas canvas, bool ignoreReversedGraphics, Ray ray, float distance, TXRPointerRaycaster raycaster, List <RaycastResult> raycastResults)
{
if (canvas == null)
{
return;
}
var eventCamera = raycaster.eventCamera;
var screenCenterPoint = TXRInputModule.ScreenCenterPoint;
var graphics = GraphicRegistry.GetGraphicsForCanvas(canvas);
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;
}
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 TXRPointerEventData(TXRPointerRaycaster raycaster, EventSystem eventSystem) : base(eventSystem)
{
this.raycaster = raycaster;
}