sharpdx/SharpDX — pull request #309 by dazerdude (2014-03-23 18:06:55+00:00)
Title: Added space efficent Project/Unproject Overloads

If you use Viewport.Project & Viewport.Unproject a lot, you end up spending a lot of time copying matrices. This reduces that load by exposing by exposing new method signatures that are similar to the static Matrix methods.