void HandleBeginDrag(VrEventArgs args)
{
_frameGfx.Visible = false;
var hitInstruction = args.HitResult as HitResult <RsMoveInstruction>;
var hitSegment = args.HitResult as HitResult <PathSegment>;
if (hitInstruction != null)
{
_dragOffset = args.Frame.InverseRigid() * hitInstruction.HitObject.GetToTarget().Transform.GlobalMatrix;
WithUndo("VR Drag", () => PathEditingHelper.MoveInstructionToFrame(hitInstruction.HitObject, args.Frame * _dragOffset));
_newHighlightTarget = hitInstruction?.HitObject?.GetToTarget();
}
else if (hitSegment != null)
{
WithUndo("VR Drag", () => _newInstruction = PathEditingHelper.InsertMoveInstruction(hitSegment.HitObject, args.Frame));
}
else if (args.HitResult != null)
{
throw new InvalidOperationException("unrecognized HitResult");
}
else
{
WithUndo("VR Create Instruction", () => _newInstruction = PathEditingHelper.CreateNewInstructionInActivePath(args.Frame));
_dragOffset = Matrix4.Identity;
args.CreatedObject = () => new HitResult <RsMoveInstruction>(_newInstruction, 0, args.Frame.Translation);
}
}
void HandleAlternateClick(VrEventArgs args)
{
var hitInstruction = args.HitResult as HitResult <RsMoveInstruction>;
if (hitInstruction != null)
{
WithUndo("VR Delete", () => PathEditingHelper.DeleteInstruction(hitInstruction.HitObject));
}
}
public override void Update(VrUpdateArgs args)
{
var session = args.Session;
var input = session.SemanticInput();
Matrix4 pointer = PointerFilter(session.RightController.PointerTransform);
var hitResult = GetClosestHit(pointer.Translation);
//KNARK: Review Deletebutton usage (used to capture on down, execute on up)
/*if(input.SelectClick || input.DeleteClick)
* {
* _pressedAt = pointer;
* }
* else */if (input.IsSelectPressed && !_dragging)
{
_dragging = true;
_hitResult = hitResult;
var eventArgs = new VrEventArgs(pointer, _hitResult);
BeginDrag?.Invoke(eventArgs);
if (eventArgs.CreatedObject != null)
{
_hitResult = eventArgs.CreatedObject();
}
}
else if (_dragging && input.IsSelectPressed)
{
DeltaDrag?.Invoke(new VrEventArgs(pointer, _hitResult));
}
else if (!input.IsSelectPressed && _dragging)
{
_dragging = false;
EndDrag?.Invoke(new VrEventArgs(pointer, _hitResult));
}
//else if (_gripPressed && !session.RightController.InputState.GripPressed
// && CloseEnough(_pressedAt, pointer))
else if (input.DeleteClick)
{
AlternateClick?.Invoke(new VrEventArgs(pointer, hitResult));
}
else if (hitResult != null)
{
HoverObject?.Invoke(new VrEventArgs(pointer, hitResult));
}
}
void HandleDeltaDrag(VrEventArgs args)
{
//_frameGfx.Visible = false;
var hitInstruction = args.HitResult as HitResult <RsMoveInstruction>;
var hitSegment = args.HitResult as HitResult <PathSegment>;
if (hitInstruction != null)
{
WithUndoAppend("VR Drag", () => PathEditingHelper.MoveInstructionToFrame(hitInstruction.HitObject, args.Frame * _dragOffset));
_newHighlightTarget = hitInstruction?.HitObject?.GetToTarget();
_forceUpdateLine = true;
}
else if (hitSegment != null)
{
WithUndoAppend("VR Drag", () => PathEditingHelper.MoveInstructionToFrame(_newInstruction, args.Frame));
}
else if (args.HitResult != null)
{
throw new InvalidOperationException("unrecognized HitResult");
}
}
void HandleHover(VrEventArgs args)
{
var hitInstruction = args.HitResult as HitResult <RsMoveInstruction>;
_newHighlightTarget = hitInstruction?.HitObject?.GetToTarget();
}
void HandleEndDrag(VrEventArgs args)
{
HandleDeltaDrag(args);
_frameGfx.Visible = true;
}