ref: c70eec36650e81025da97b2d716d446943cf5818
dir: /OPL-TODO/
opl-branch TODO list Needs research: * Strategy when no more voices are available is still wrong * Scale levels don't exactly match Vanilla (off-by-one?) Bad MIDIs: * doom2.wad MAP01 * deca.wad MAP01 * gothicdm MAP05 * tnt.wad MAP30 * Alien Vendetta (title screen, MAP01, etc) Other tasks: * DMXOPTIONS opl3/phase option support.