build error: xf86_video_ati

2020-09-11 Thread mike young
Build of X from sources halts at the following error: In file included from radeon_accel.c:80: radeon.h: In function "radeon_master_screen": radeon.h:187:17: error: "struct _Screen" has no member named "current_master"; did you mean "current_primary"? if (screen->current_master)   

Re: build error: xf86_video_ati

2020-09-11 Thread mike young
Sorry for the noise.problem solved by downloading the latest sources. On 9/11/2020 10:30 AM, mike young wrote: Build of X from sources halts at the following error: In file included from radeon_accel.c:80: radeon.h: In function "radeon_master_screen": radeon.h:187:17: error: "struct _Screen

Re: Xvfb and number of bytes per pixel

2020-09-11 Thread Adam Jackson
On Fri, 2020-09-11 at 00:04 +0200, Marcin K wrote: > Thank you for explanation. > That was my deepest fear. The main issue is that I'm copying the > image data real-time, and in my case, on 4* UWXGA display, this one > byte means 9MB less data per frame. I mean... yeah, half a gigabyte per secon

Re: Xvfb and number of bytes per pixel

2020-09-11 Thread Marcin K
so, I'm creating an interactive city mockup, using 3 1920x1200 projectors. The main issue is that we don't have enough (physical) space and budget ;) to use bigger and more expensive projectors with edge blending, so I wrote small piece of code for that (python + moderngl) which is grabbing pixel d