Multi-screen support with Wayland IVI Extension

Friedrich, Eugen (ADITG/SW1) efriedrich at de.adit-jv.com
Thu Feb 9 01:56:01 EST 2017


Hi all,

There is a bit more information on this in:
https://at.projects.genivi.org/wiki/display/WIE/Wayland+IVI+Extension+Design+IVI+input


Best regards

Eugen Friedrich
Software Group I (ADITG/SW1)

Tel. +49 5121 49 6921

> -----Original Message-----
> From: genivi-projects [mailto:genivi-projects-bounces at lists.genivi.org] On
> Behalf Of Melatt Vythakkatt, Binoy (B.)
> Sent: Donnerstag, 9. Februar 2017 05:49
> To: Jacobo Aragunde Pérez; Ucan, Emre (ADITG/SW1); genivi-ivi-layer-
> management at lists.genivi.org
> Cc: genivi-projects at lists.genivi.org; Ranjeethkumar, Sukumar (S.)
> Subject: RE: Multi-screen support with Wayland IVI Extension
> 
> Hi Jacobo,
> 
> Probably you can try this on your side,
> 
> In the Weston.ini and the input controller library,
> 
> [ivi-shell]
> ivi-module=ivi-controller.so,ivi-input-controller.so
> 
> and you can connect multiple devices and the set the input focus,
> Example for keyboard as below,
> LayerManagerControl set surfaces <id> input focus keyboard
> 
> And for checking the capabilities of the default seat,
> LayerManagerControl get input device default capabilities
> 
> 
> Best regards,
> Binoy
> 
> -----Original Message-----
> From: Jacobo Aragunde Pérez [mailto:jaragunde at igalia.com]
> Sent: Wednesday, February 08, 2017 10:00 PM
> To: Ucan, Emre (ADITG/SW1); genivi-ivi-layer-management at lists.genivi.org
> Cc: Ranjeethkumar, Sukumar (S.); genivi-projects at lists.genivi.org; Melatt
> Vythakkatt, Binoy (B.)
> Subject: Re: Multi-screen support with Wayland IVI Extension
> 
> On 08/02/17 12:03, Ucan, Emre (ADITG/SW1) wrote:
> > Hi,
> >
> > You have to set source and destination rectangle of surface 10:
> >
> > LayerManagerControl set surface 10 source region 0 0 800 480
> > LayerManagerControl set surface 10 destination region 0 0 800 480
> >
> 
> Thank you very much! I was indeed missing this.
> 
> Related question, how about input devices? I connected several keyboards
> and mice, but they all are considered the same "default" input device.
> Any tips on how to test multiple input?
> 
> Thanks again O:-)
> 
> --
> Jacobo Aragunde
> Software Engineer at Igalia
> 
> >> -----Original Message-----
> >> From: genivi-ivi-layer-management
> >> [mailto:genivi-ivi-layer-management-
> >> bounces at lists.genivi.org] On Behalf Of Jacobo Aragunde Pérez
> >> Sent: Mittwoch, 8. Februar 2017 12:02
> >> To: genivi-ivi-layer-management at lists.genivi.org
> >> Cc: sranjeet at visteon.com; genivi-projects at lists.genivi.org;
> >> mbinoy at visteon.com
> >> Subject: Multi-screen support with Wayland IVI Extension
> >>
> >> Hi,
> >>
> >> this is basically a bump of an older email:
> >>
> >> http://lists.genivi.org/pipermail/genivi-projects/2016-
> >> September/002934.html
> >>
> >> (CCing original senders too, sorry for the noise)
> >>
> >> I follow the same steps from the experiment in the email above, and
> >> I'm getting the same results: two displays are connected and detected
> >> by LM, but content only shows up in the first one.
> >>
> >> I'm using GDP master and Weston version is 1.11, so the bug mentioned
> >> in that mail thread should not be happening this time. Is there any
> >> other known issue on multi-screen configurations?
> >>
> >> Regarding hardware, I'm using Minnowboard builds on an Intel NUC
> >> board with a chip from the same family, so I have two screen outputs.
> >>
> >> Find below the command-line output of the experiment. The final
> >> output of `get scene` says the surface 10 hangs from the screen 1,
> >> but the surface is actually visible on screen 0.
> >>
> >> # LayerManagerControl get scene
> >> screen 0 (0x0)
> >> ---------------------------------------
> >> - resolution:           x=1280, y=1024
> >> - hardware layer count: 0
> >> - layer render order:
> >>
> >> screen 1 (0x1)
> >> ---------------------------------------
> >> - resolution:           x=1920, y=1080
> >> - hardware layer count: 0
> >> - layer render order:
> >>
> >> # LayerManagerControl create layer 1000 1280 1024 #
> >> LayerManagerControl create layer 2000 1920 1080 # LayerManagerControl
> >> set layer 1000 visibility 1 # LayerManagerControl set layer 2000
> >> visibility 1 # LayerManagerControl set screen 0 render order 1000 #
> >> LayerManagerControl set screen 1 render order 2000 #
> >> EGLWLMockNavigation & Shader setup complete.
> >> # LayerManagerControl get surfaces
> >> 1 Surface(s):
> >> - Surface 10 (0xa)
> >> # LayerManagerControl set surface 10 visibility 1 #
> >> LayerManagerControl set layer 2000 render order 10 #
> >> LayerManagerControl get scene screen 0 (0x0)
> >> ---------------------------------------
> >> - resolution:           x=1280, y=1024
> >> - hardware layer count: 0
> >> - layer render order:   1000(0x3e8),
> >>
> >>     layer 1000 (0x3e8)
> >>     ---------------------------------------
> >>     - created by pid:       0
> >>     - original size:        x=1280, y=1024
> >>     - destination region:   x=0, y=0, w=1280, h=1024
> >>     - source region:        x=0, y=0, w=1280, h=1024
> >>     - orientation:          0 (up is top)
> >>     - opacity:              1
> >>     - visibility:           1
> >>     - type:                 0 (unknown)
> >>     - surface render order:
> >>     - on screen:            0(0x0)
> >>
> >> screen 1 (0x1)
> >> ---------------------------------------
> >> - resolution:           x=1920, y=1080
> >> - hardware layer count: 0
> >> - layer render order:   2000(0x7d0),
> >>
> >>     layer 2000 (0x7d0)
> >>     ---------------------------------------
> >>     - created by pid:       0
> >>     - original size:        x=1920, y=1080
> >>     - destination region:   x=0, y=0, w=1920, h=1080
> >>     - source region:        x=0, y=0, w=1920, h=1080
> >>     - orientation:          0 (up is top)
> >>     - opacity:              1
> >>     - visibility:           1
> >>     - type:                 0 (unknown)
> >>     - surface render order: 10(0xa),
> >>     - on screen:            1(0x1)
> >>
> >>         surface 10 (0xa)
> >>         ---------------------------------------
> >>         - created by pid:       360
> >>         - original size:      x=800, y=480
> >>         - destination region: x=0, y=0, w=1, h=1
> >>         - source region:      x=0, y=0, w=0, h=0
> >>         - orientation:        0 (up is top)
> >>         - opacity:            1
> >>         - visibility:         1
> >>         - pixel format:       0 (R-8)
> >>         - native surface:     0
> >>         - counters:           frame=0, draw=0, update=0
> >>         - on layer:           2000(0x7d0)
> >>
> >>
> >> Thanks in advance.
> >> Best,
> >> --
> >> Jacobo Aragunde
> >> Software Engineer at Igalia
> >> _______________________________________________
> >> genivi-ivi-layer-management mailing list
> >> genivi-ivi-layer-management at lists.genivi.org
> >> http://lists.genivi.org/mailman/listinfo/genivi-ivi-layer-management
> 
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