[PATCH 5/7] ddraw: Discard the dst vertex buffer if possible.

[Henri Verbeet]

On 30 October 2016 at 15:02, Stefan Dösinger <stefandoesinger at gmx.at> wrote:
> Once we have buffer->buffer copies working we can load the source data
> into a buffer in SetExecuteData and never have to lock the destination
> buffer.
In general I think wined3d_device_copy_sub_resource_region() is
supposed to work for buffers. Is there something in particular that's
broken?