Re: [RFC weston 13/16] compositor: Add a function to test if images transformed by a matrix should be bilinearly filtered

2014-10-02 Thread Jason Ekstrand
On Thu, Oct 2, 2014 at 3:21 PM, Derek Foreman wrote: > On 02/10/14 02:37 PM, Jason Ekstrand wrote: > > > > On Oct 2, 2014 12:37 AM, "Pekka Paalanen" > > wrote: > >> > >> On Wed, 1 Oct 2014 18:09:32 -0700 > >> Jason Ekstrand mailto:ja...@jlekstrand.net>> > wrote: > >>

Re: Wayland For Very Large Wall of Screens

2014-10-02 Thread Linux Luser
Thanks, all. I think that answers the question. Really, Wayland is not an appropriate place for proper multi-GPU processing (which would be invisible to an application). So, if it were to be done "the right way", it would be in the compositor, and the compositor needs better support from DRM and o

Re: [RFC weston 13/16] compositor: Add a function to test if images transformed by a matrix should be bilinearly filtered

2014-10-02 Thread Jasper St. Pierre
On Oct 2, 2014 5:17 PM, "Daniel Stone" wrote: > > Hi, > > On 2 October 2014 20:15, Bill Spitzak wrote: >> >> On 10/02/2014 12:37 AM, Pekka Paalanen wrote: >>> >>> On Wed, 1 Oct 2014 18:09:32 -0700 >>> Jason Ekstrand wrote: (do we use "bool" in weston? Maybe just return int). We may n

Re: [RFC weston 13/16] compositor: Add a function to test if images transformed by a matrix should be bilinearly filtered

2014-10-02 Thread Derek Foreman
On 02/10/14 02:15 PM, Bill Spitzak wrote: > On 10/02/2014 12:37 AM, Pekka Paalanen wrote: >> On Wed, 1 Oct 2014 18:09:32 -0700 >> Jason Ekstrand wrote: > >>> (do we use "bool" in weston? Maybe just return int). We may need >>> both x >>> and y scales and it may be useful to get those as floats.

Re: [RFC weston 13/16] compositor: Add a function to test if images transformed by a matrix should be bilinearly filtered

2014-10-02 Thread Derek Foreman
On 02/10/14 02:37 PM, Jason Ekstrand wrote: > > On Oct 2, 2014 12:37 AM, "Pekka Paalanen" > wrote: >> >> On Wed, 1 Oct 2014 18:09:32 -0700 >> Jason Ekstrand mailto:ja...@jlekstrand.net>> wrote: >> >> > Allow me to chip in here. Sorry that I haven't had a chance to > r

Re: Wayland For Very Large Wall of Screens

2014-10-02 Thread Daniel Stone
Hi, On 2 October 2014 23:13, Dave Airlie wrote: > On 1 October 2014 03:15, Daniel Stone wrote: > > On 30 September 2014 16:44, Jasper St. Pierre > wrote: > >> It's a great question, with a complicated answer. Part of this is the > >> fault of the DRM kernel interface, which is being improved.

Re: [RFC weston 13/16] compositor: Add a function to test if images transformed by a matrix should be bilinearly filtered

2014-10-02 Thread Daniel Stone
Hi, On 2 October 2014 20:15, Bill Spitzak wrote: > On 10/02/2014 12:37 AM, Pekka Paalanen wrote: > >> On Wed, 1 Oct 2014 18:09:32 -0700 >> Jason Ekstrand wrote: > > (do we use "bool" in weston? Maybe just return int). We may need both x >>> and y scales and it may be useful to get those as f

Re: Wayland For Very Large Wall of Screens

2014-10-02 Thread Dave Airlie
On 1 October 2014 03:15, Daniel Stone wrote: > Hi, > > On 30 September 2014 16:44, Jasper St. Pierre wrote: >> >> It's a great question, with a complicated answer. Part of this is the >> fault of the DRM kernel interface, which is being improved. Part of it is >> the fault of GL/EGL, which really

Re: [RFC weston 13/16] compositor: Add a function to test if images transformed by a matrix should be bilinearly filtered

2014-10-02 Thread Jason Ekstrand
On Oct 2, 2014 12:37 AM, "Pekka Paalanen" wrote: > > On Wed, 1 Oct 2014 18:09:32 -0700 > Jason Ekstrand wrote: > > > Allow me to chip in here. Sorry that I haven't had a chance to really look > > over things carefully. I have been reading this thread, just haven't had a > > chance to respond. >

Re: [RFC weston 13/16] compositor: Add a function to test if images transformed by a matrix should be bilinearly filtered

2014-10-02 Thread Bill Spitzak
On 10/02/2014 12:37 AM, Pekka Paalanen wrote: On Wed, 1 Oct 2014 18:09:32 -0700 Jason Ekstrand wrote: (do we use "bool" in weston? Maybe just return int). We may need both x and y scales and it may be useful to get those as floats. I'm not sure on that. Pekka, what would the RPi backend u

Re: [RFC weston 13/16] compositor: Add a function to test if images transformed by a matrix should be bilinearly filtered

2014-10-02 Thread Pekka Paalanen
On Wed, 1 Oct 2014 18:09:32 -0700 Jason Ekstrand wrote: > Allow me to chip in here. Sorry that I haven't had a chance to really look > over things carefully. I have been reading this thread, just haven't had a > chance to respond. > > On Wed, Oct 1, 2014 at 12:41 AM, Pekka Paalanen wrote: >