TimberElement.back_side
- TimberElement.back_side(ref_side_index)[source]
Returns the previous side before the reference side, following the right-hand rule with the thumb along the beam’s frame x-axis. This method does not consider the start and end sides of the beam (RS5 & RS6).
- Parameters:
- ref_side_indexint
The index of the reference side to which the back side should be calculated.
- Returns:
- frame
Frame The frame of the back side of the beam relative to the reference side.
- frame