private void UpdatePointer(PointerData pointer)
{
// Call the pointer's OnPreSceneQuery function
// This will give it a chance to prepare itself for raycasts
// e.g., by building its Rays array
pointer.Pointer.OnPreSceneQuery();
// If pointer interaction isn't enabled, clear its result object and return
if (!pointer.Pointer.IsInteractionEnabled)
{
// Don't clear the previous focused object since we still want to trigger FocusExit events
pointer.ResetFocusedObjects(false);
}
else
{
// If the pointer is locked, keep the focused object the same.
// This will ensure that we execute events on those objects
// even if the pointer isn't pointing at them.
if (pointer.Pointer.IsFocusLocked && pointer.Pointer.IsTargetPositionLockedOnFocusLock)
{
pointer.UpdateFocusLockedHit();
}
else
{
LayerMask[] prioritizedLayerMasks = (pointer.Pointer.PrioritizedLayerMasksOverride ?? FocusLayerMasks);
// Perform raycast to determine focused object
hitResult3d.Clear();
QueryScene(pointer.Pointer, prioritizedLayerMasks, hitResult3d);
PointerHitResult hit = hitResult3d;
// If we have a unity event system, perform graphics raycasts as well to support Unity UI interactions
if (EventSystem.current != null)
{
// NOTE: We need to do this AFTER RaycastPhysics so we use the current hit point to perform the correct 2D UI Raycast.
hitResultUi.Clear();
RaycastGraphics(pointer.Pointer, pointer.GraphicEventData, prioritizedLayerMasks, hitResultUi);
hit = GetPrioritizedHitResult(hit, hitResultUi, prioritizedLayerMasks);
}
// Make sure to keep focus on the previous object if focus is locked (no target position lock here).
if (pointer.Pointer.IsFocusLocked && pointer.Pointer.Result?.CurrentPointerTarget != null)
{
hit.hitObject = pointer.Pointer.Result.CurrentPointerTarget;
}
// Apply the hit result only now so changes in the current target are detected only once per frame.
pointer.UpdateHit(hit);
// Set the pointer's result last
pointer.Pointer.Result = pointer;
}
}
// Call the pointer's OnPostSceneQuery function.
// This will give it a chance to respond to raycast results
// e.g., by updating its appearance.
pointer.Pointer.OnPostSceneQuery();
}
private void UpdatePointer(PointerData pointer)
{
// Call the pointer's OnPreRaycast function
// This will give it a chance to prepare itself for raycasts
// eg, by building its Rays array
pointer.Pointer.OnPreRaycast();
// If pointer interaction isn't enabled, clear its result object and return
if (!pointer.Pointer.IsInteractionEnabled)
{
// Don't clear the previous focused object since we still want to trigger FocusExit events
pointer.ResetFocusedObjects(false);
// Only set the result if it's null
// Otherwise we'd get incorrect data.
if (pointer.Pointer.Result == null)
{
pointer.Pointer.Result = pointer;
}
}
else
{
// If the pointer is locked, keep the focused object the same.
// This will ensure that we execute events on those objects
// even if the pointer isn't pointing at them.
// We don't want to update focused locked hits if we're syncing the pointer's target position.
if (pointer.Pointer.IsFocusLocked && pointer.Pointer.SyncedTarget == null)
{
pointer.UpdateFocusLockedHit();
}
else
{
// Otherwise, continue
var prioritizedLayerMasks = (pointer.Pointer.PrioritizedLayerMasksOverride ?? FocusLayerMasks);
physicsHitResult.Clear();
// Perform raycast to determine focused object
RaycastPhysics(pointer.Pointer, prioritizedLayerMasks, physicsHitResult);
var currentHitResult = physicsHitResult;
// If we have a unity event system, perform graphics raycasts as well to support Unity UI interactions
if (EventSystem.current != null)
{
graphicsHitResult.Clear();
// NOTE: We need to do this AFTER RaycastPhysics so we use the current hit point to perform the correct 2D UI Raycast.
RaycastGraphics(pointer.Pointer, pointer.GraphicEventData, prioritizedLayerMasks, graphicsHitResult);
currentHitResult = GetPrioritizedHitResult(currentHitResult, graphicsHitResult, prioritizedLayerMasks);
}
// Apply the hit result only now so changes in the current target are detected only once per frame.
pointer.UpdateHit(currentHitResult, pointer.Pointer.SyncedTarget);
}
// Set the pointer's result last
pointer.Pointer.Result = pointer;
}
Debug.Assert(pointer.Pointer.Result != null);
// Call the pointer's OnPostRaycast function
// This will give it a chance to respond to raycast results
// eg by updating its appearance
pointer.Pointer.OnPostRaycast();
}