[PATCH v3 0/5] MR4085: wined3d: Old-GL fixes

[Matteo Bruni (＠Mystral)]

--
  v3: wined3d: Don't skip setting clip planes if the view transform state is dirty.
      wined3d: Implement shadow sampling for the ARB shader backend.
      wined3d: Allow FFP blits to non-render targets with the 'none' shader backend.
      wined3d: Handle NULL push constant buffers with the ARB shader backend.
      wined3d: Fix handling of system-memory GL vertex buffers.

https://gitlab.winehq.org/wine/wine/-/merge_requests/4085