e/Portal rendering

Information
has gloss	eng: In computer-generated imagery and real-time 3D computer graphics, portal rendering is an algorithm for visibility determination. A game level might contain many graphical polygons, only a few of which may be visible on screen at a given time. Visibility determination allows the renderer to decide which of those fall into that category and thus reduce rendering time.
lexicalization	eng: Portal rendering
instance of	(noun) the pictorial representation and manipulation of data by a computer computer graphics

Meaning
Finnish
has gloss	fin: Portaali tarkoittaa kolmiulotteisesta tietokonegrafiikasta puhuttaessa optimointitekniikkaa reaaliaikaisen grafiikan piirtämiseen.
lexicalization	fin: portaali