[Spice-devel] [vd-agent-win32 v2 0/2] Add support for WDDM driver

[Victor Toso]

Hi,

On Fri, Feb 12, 2016 at 02:41:58PM +0100, Javier Celaya wrote:
> This patch set adds support for dynamic resolution changes with the WDDM
> driver on Windows >= 8. It is based on the one sent by Vadim Rozenfeld
> with some improvements:
>
> - It detects both the XDDM driver and the WDDM driver, and uses the
>   correct API.
> - It detects if the client is trying to set the same resolution again,
>   and does nothing. This is the result of the client detecting a primary
>   surface destruction/construction when the resolution changes, and
>   asking for a resolution change again. This bug does not happen with
>   the XDDM driver, so it may be avoidable in some other way.
> - It uses an alternative method to update the list of display modes,
>   that results in a nicer effect when changing the resolution. This
>   method is compatible with the current driver implementation (v0.12),
>   but for best results we have modified the driver to drop the previous
>   method and to improve support of hardware pointers. The source can be
>   found in https://github.com/flexvdi/qxl-dod, and precompiled and signed
>   binaries can be downloaded from http://depot.flexvdi.com/guest-tools/.

You might be interested in taking a look at Sandy's work recently pushed
to freedesktop at
https://cgit.freedesktop.org/~teuf/qxl-wddm-dod/

and thank you for your work on this,
  toso

>
> Changes from v1:
> - New types and classes have been moved from common/vdcommon.h to
>   vdagent/wddm.h, since they are actually not common to both the vdagent
>   and the vdservice. The code for those classes is in vdagent/wddm.cpp.
> - Some improvements as suggested by Frediano Ziglio.
> 
> Javier Celaya (2):
>   Detect and use the new WDDM driver
>   Use CCD API to update the WDDM display modes.
> 
>  Makefile.am                |   2 +
>  common/vdcommon.h          |   4 +
>  vdagent/desktop_layout.cpp |  69 ++++++++++++---
>  vdagent/wddm.cpp           |  76 +++++++++++++++++
>  vdagent/wddm.h             | 206 +++++++++++++++++++++++++++++++++++++++++++++
>  5 files changed, 345 insertions(+), 12 deletions(-)
>  create mode 100644 vdagent/wddm.cpp
>  create mode 100644 vdagent/wddm.h
> 
> -- 
> 2.4.3
> 
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