This should have little/no gameplay effect right now, just paving the
way for directional lights.
Replaced handle_rotation() on buckly things with this.
Signed-off-by: Mloc-Argent <colmohici@gmail.com>
-Supply and scrubber pipes can be run in parallel without connecting to each other
-Supply pipes will only connect to supply pipes, vents and Universal Pipe Adapters(UPAs)
-Scrubber pipes will only connect to scrubber pipes, scrubbers and UPAs
-Supply and scrubber pipes are offset along the x and y axes to prevent sprite overlap
-UPAs will connect to regular, scrubber and supply pipes, as well as anything else that connects to a regular pipe. UPAs will be used to interface between the supply/scrubber loops and atmos
- Complete rewrite of pipe rendering code. It now selects icons from a shared cache.
- Manifolds and other devices (pumps, filters, etc.) now match the color of the connected pipes.
- Updated omni devices to use the shared cache.
- Set separate pipe color definitions.
- Cleaned up a lot of pipe code, converting it to absolute paths and removing old commented out code.
- Tweaked t-ray rendering code.
- Tweaked pipe painter.
- Enhanced pipe checking debug command.
- Expanded tank capacity and resprited them.
