D3DX_DXGIFormatConvert.inl - Back from the dead
In the DirectX SDK (June 2010) release, there was this release note:
The new D3DX_DXGIFormatConvert.inl inline header includes light-weight conversion functions for use in Compute Shaders or Pixel Shaders on D3D11 Hardware that can be useful when applications need to simultaneously read and write to textures, such as in-place editing scenarios.
A number of developers found it useful, including Tom Forsyth. Unfortunately, the header more or less disappeared after that. This Microsoft Docs Programming Guide page mentions the header, and there are detailed Reference Guide pages, but they all failed to mention where to find it…