private RaycastResult RaycastAll(Vector2 ptInScreen)
{
Matrix4x4 matWorldClip = uiCamera.projectionMatrix * uiCamera.worldToCameraMatrix;
if (previousResult != null && previousResult.raycastTarget && graphicContainsPoint(ptInScreen, previousResult, uiCamera, matWorldClip, screenScale, supportCanvasGroupsAndDragging))
{
return(createRaycastResult(ptInScreen, previousResult));
}
previousResult = null;
fallbackElement = null;
IList <Graphic> graphicsForCanvas = GraphicRegistry.GetGraphicsForCanvas(canvas);
int count = graphicsForCanvas.Count;
for (int i = 0; i < count; i++)
{
Graphic graphic = graphicsForCanvas[i];
if (graphic.raycastTarget && graphicContainsPoint(ptInScreen, graphic, uiCamera, matWorldClip, screenScale, supportCanvasGroupsAndDragging))
{
EmptyGraphic emptyGraphic = graphic as EmptyGraphic;
if (!(emptyGraphic != null) || !emptyGraphic.lowPriorityTarget)
{
previousResult = graphic;
return(createRaycastResult(ptInScreen, graphic));
}
fallbackElement = emptyGraphic;
}
}
if (fallbackElement != null)
{
return(createRaycastResult(ptInScreen, fallbackElement));
}
return(default(RaycastResult));
}
void OnEnable()
{
script = target as EmptyGraphic;
}
