GENIVI IVI layer management queries

Ucan, Emre (ADITG/SW1) eucan at de.adit-jv.com
Mon Jan 30 10:11:13 EST 2017


Hi,

Which wayland-ivi, weston and wayland version are you using ? 

Can you send me a minimum example source code which reproduces these issues ?

Best regards

Emre Ucan
Software Group I (ADITG/SW1)

Tel. +49 5121 49 6937
> -----Original Message-----
> From: genivi-ivi-layer-management [mailto:genivi-ivi-layer-management-
> bounces at lists.genivi.org] On Behalf Of Annamalai Lakshmanan
> Sent: Freitag, 27. Januar 2017 14:06
> To: genivi-ivi-layer-management at lists.genivi.org
> Cc: Biju P N
> Subject: GENIVI IVI layer management queries
> 
> Hi,
> We have queries regarding GENIVI layer management (IVI Application, IVI
> Controller)
> 
> 
> 1)      We are unable to select the opacity values of layer using this API
> ilm_layerSetOpacity between multiple layers, when changed the values from
> 0, 0.5 or 1 between multiple layers, we could not observe the transparency
> settings in the display
> 
> 2)      If we have multiple wayland clients (Each creating a Surface) and a layer
> manager application (Maps every surface to an independent layer).  the first
> launched wayland clients get stalled once the new wayland client (eg: simple-
> shm.c with IVI surface) applications are launched. Only the latest  wayland
> application launched gets executed. However, if multiple surfaces are
> attached to a single layer, the client application works OK.
> 
> 3)      How can the composition be achieved in multiple layers (using buffer's
> alpha value only or Surface/Layer Opacity also is effective)?.
> 
> 4)      We are unable to select between multiple LCD's. This
> API(ilm_getPropertiesOfScreen()) is OK and returning proper details of
> screen, but this API[ilm_displaySetRenderOrder()] is unable to select
> between LCD with the provided display ID, how to choose a specific LCD to
> display Output.
> 
> Regards
> Annamalai
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