After months of demos, early testing, beta releases, and finally announced launch plans, here's what you can expect in an upgrade. When is Windows 7 coming out? Windows 7, the next major operating system OS release from Microsoft after Vista, will be officially available on October The beta version will expire next week, while the RC will remain a free download until August How many versions of Windows 7 will there be?
We present a hybrid irregular z-buffer shadow algorithm building on work by Story  and Wyman et al.  that allows soft shadows and is fast enough for use in shipping games, like The Division. Key novelties include an improved light-space partitioning scheme that speeds best- and average-case running times compared to using multiple cascades.