The “Z” or the zig zag is a common Native American symbol and motif (examples shown). I got an email from someone who had Native American tapestries with a large “Z” woven in the center. He asked me what theNative American symbol meaningof the “Z” was, to which I respond: Na...
3. A method according to claim 2, wherein processing pixels comprises processing rows of pixels in the row of tiles using a zig-zag traversal algorithm. 4. A method according to claim 2: wherein the occlusion flags are stored in a tile occlusion information cache that is configured to stor...