public void SetTransform(CustomHandle handle)
{
this.rotation = Quaternion.LookRotation(
handle.matrix.GetColumn(2),
handle.matrix.GetColumn(1)
);
this.position = handle.matrix.GetColumn(3);
this.scale = new Vector3(
handle.matrix.GetColumn(0).magnitude,
handle.matrix.GetColumn(1).magnitude,
handle.matrix.GetColumn(2).magnitude
);
matrix = Matrix4x4.TRS(position, rotation, scale);
}
protected void AddDraggableHandles()
{
PointCloudPoint[] points = _shape.Points;
int index = 0;
foreach (T point in points)
{
Vector3 worldPosition = _shape.transform.position + (Vector3)point.LocalPosition;
CustomHandle.DragHandleResult dhResult;
string label = index.ToString();
if (index == _lastIndexInteractedWith)
{
label += "[Last Interacted]";
}
Handles.Label(worldPosition + new Vector3(0.5f, 0, 0), label);
Vector3 movedWorldPosition = CustomHandle.DragHandle(worldPosition, 0.3f, Handles.SphereCap, Color.red, out dhResult);
Vector3 movedLocalPosition = movedWorldPosition - _shape.gameObject.transform.position;
switch (dhResult)
{
case CustomHandle.DragHandleResult.LMBDrag: {
T copy = point;
movedLocalPosition = _autoSnapInstance.SnapToValues(movedLocalPosition);
copy.LocalPosition = movedLocalPosition;
Undo.RecordObject(_shape, "SetPoint");
_shape.SetPoint(index, copy);
break;
}
case CustomHandle.DragHandleResult.LMBRelease:
case CustomHandle.DragHandleResult.LMBClick:
_lastIndexInteractedWith = index;
break;
}
if (GUI.changed)
{
EditorUtility.SetDirty(_shape);
}
index++;
}
}
