Microsoft changed its D3D12 matrix spec twice in 12 days, then took two fixes from one outsider

T2Covered by 1 source · first reported by UploadVR / Road to VR / MIXED at 11 Oct, 19:53 UTC

The draft specification for matrix maths in Direct3D 12 changed shape on October 6, 12 days after the previous rewrite of the same document, and it is still a draft. Microsoft then merged two fixes into its public DirectX headers on October 9 at 23:08 UTC, both of them written by the same…