public void SelectionDragStart(Transform controller, int controllerIndex, GameObject instanceOfOrigin, bool allowSnap = true, bool forceDrag = false)
{
FakeTransform transformToUse = WhichTransform(controller, instanceOfOrigin);
int index = FindOrCreateDragsIndexOfControllerIndex(controllerIndex);
//Debug.Log("SelectionDragStart[" + GetInstanceID() + "] controllerIndex=" + controllerIndex + ",index=" + index);
if (index > 0)
{
drags.RemoveAt(index);
return; // only one controller may drag at a time.
}
if (!forceDrag && !draggableModes.Contains(Mode.mode))
{
drags.RemoveAt(index);
return; // only allow dragging vertices in vertex mode
}
drags[index].preDragPosition = transform.position;
drags[index].dragPoint = transformToUse.position;
drags[index].transform = transformToUse;
drags[index].startTransformRotation = controller.rotation;
lastPosition = transform.localPosition;
Vector3 preSnapPosition = transformToUse.position - drags[index].dragPoint + drags[index].preDragPosition;
Vector3 position = Settings.SnapEnabled() && allowSnap?Snap.WorldPosition(mesh.transform, preSnapPosition) : preSnapPosition;
UpdateLocalPositionFromWorldPosition(position);
}
public void SelectionDragEnd(Transform controller, int controllerIndex, GameObject instanceOfOrigin, bool allowSnap = true)
{
FakeTransform transformToUse = WhichTransform(controller, instanceOfOrigin);
int index = DragsIndexOfControllerIndex(controllerIndex);
//Debug.Log("SelectionDragEnd[" + GetInstanceID() + "] controllerIndex=" + controllerIndex + ",index=" + index);
if (index == -1 || index > 0)
{
return; // only one controller may drag at a time.
}
drags[index].transform = transformToUse;
Vector3 preSnapPosition = transformToUse.position - drags[index].dragPoint + drags[index].preDragPosition;
Vector3 position = Settings.SnapEnabled() && allowSnap?Snap.WorldPosition(mesh.transform, preSnapPosition) : preSnapPosition;
UpdateLocalPositionFromWorldPosition(position);
if (instanceOfOrigin != gameObject)
{
RotateAroundTransform(drags[index]);
UpdateLocalPositionFromWorldPosition(transform.position);
}
else
{
// no rotation
}
lastPosition = Vector3.zero;
GetComponent <Selectable>().SetSelected(false);
drags.RemoveAt(index);
}
public FakeTransform WhichTransform(Transform controller, GameObject instanceOfOrigin)
{
Transform whichTransform = instanceOfOrigin == gameObject ? controller : instanceOfOrigin.transform;
FakeTransform fakeTransform = new FakeTransform();
fakeTransform.position = whichTransform.position;
fakeTransform.rotation = controller.rotation;
return(fakeTransform);
}
public static FakeTransform FromFakeTransform(this Transform parent, FakeTransform fakeTransform, bool local = false)
{
if (local)
{
parent.localPosition = fakeTransform.position;
parent.localRotation = fakeTransform.rotation;
parent.localScale = fakeTransform.scale;
}
else
{
parent.position = fakeTransform.position;
parent.rotation = fakeTransform.rotation;
parent.localScale = fakeTransform.scale;
}
return(new FakeTransform(parent, local));
}
