Primary Function: Uyilo lwePosta Trex yiposta eyilelwe ukubonisa injini entsha esingqongileyo esebenza kakuhle ehambelana nokusingqongileyo eyaphuhliswa yinkampani yeoomatshini abajikelezayo. Iposta ilinganiswa ngeemilimitha ezingama-700 nge-1000 kwaye ivelisiwe ngoshicilelo lwedijithali. Umxholo obonakalayo ucacisa indlela injini ephucula ngayo ukusebenza kakuhle kokutsha kwaza ehle ukulahleka kwamandla angaphakathi. Inkqubo yebheringi yomoya yandisa amandla ecompresa nge-30 ekhulwini kwaye ixhasa ukusebenza okuvelisa iintsholongwane ezimbalwa. Amacandelo afana nesikhoxo nemibhobho yomoya yenziwe ngezijikeleze ze-B-Spline nemiphezulu ukuphucula ukusebenza kakuhle kokuhamba komoya. Uhlalutyo lwezibalo nematiki nolwamandla oketshezi luxhasa uyilo olubonakalayo.