vis is used to speed up .bsp files by telling the .bsp what it can't see at a certain point. vis takes a hugehugehuge amount of processing power + memory. large levels may take many hours to vis. in QII, the new cycle-sucker is QRAD
viewable image size. Actual maximum viewable image size is dependent upon the size of the plastic or bezel around the CRT. Typically, the maximum possible for a "17-inch" monitor is actually 15.75 inches, plus or minus 0.25 inch at the ends of diagonal measurement. VIS differs from diagonal linear measurement.
Vis (Polish designation pistolet wz. 35 Vis, German designation 9 mm Pistole 35(p), often simply called the Radom in English sources) is a 9 mm caliber, single-action, semi-automatic pistol. Originally designed by Piotr Wilniewczyc and Jan Skrzypiński in 1930, it was adopted in 1936 as the standard handgun of the Polish Army. Considered by many to be one of the finest handguns ever produced, it is highly prized among collectors of firearms.
Vis [] (Greek Issa, Italian Lissa), is a Croatian island in the Adriatic Sea, the furthest one from the coast that is also inhabited. Its area is 90.26 km², http://peljar.cvs.hr/show_place_info.php?id=483 First Croatian online peljar and it has population of 3,617 (as of 2001).http://www.dzs.hr/Hrv_Eng/ljetopis/2005/00-sadrzaj.pdf Statistical yearbook for 2006 of Central bureau of statistics of Republic of Croatia Highest peak of Vis is called Hum, 587 m high.