Using a registry setting. Games sometimes use DEFAULT usage and no CPU
access combined with UpdateSubresource() for often-changing constants,
causing us to interrupt the render pass and transfer through a staging
buffer on each update. In such cases forcing the buffers to be mappable
greatly increases performance.
Signed-off-by: Jan Sikorski <jsikorski@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>