Re: [Mesa-dev] [PATCH 06/11] loader_dri3: Honour the request to preserve back buffer content

2017-08-15 Thread Michel Dänzer
On 15/08/17 09:45 PM, Thomas Hellstrom wrote: > On 08/15/2017 09:33 AM, Michel Dänzer wrote: >> On 11/08/17 11:14 PM, Thomas Hellstrom wrote: >>> EGL uses the force_copy parameter to loader_dri3_swap_buffers_msc() >>> to indicate >>> that it wants to preserve back buffer contents across a buffer

Re: [Mesa-dev] [PATCH 06/11] loader_dri3: Honour the request to preserve back buffer content

2017-08-15 Thread Thomas Hellstrom
On 08/15/2017 09:33 AM, Michel Dänzer wrote: On 11/08/17 11:14 PM, Thomas Hellstrom wrote: EGL uses the force_copy parameter to loader_dri3_swap_buffers_msc() to indicate that it wants to preserve back buffer contents across a buffer swap. While the loader then turns off server-side

Re: [Mesa-dev] [PATCH 06/11] loader_dri3: Honour the request to preserve back buffer content

2017-08-15 Thread Michel Dänzer
On 11/08/17 11:14 PM, Thomas Hellstrom wrote: > EGL uses the force_copy parameter to loader_dri3_swap_buffers_msc() to > indicate > that it wants to preserve back buffer contents across a buffer swap. > > While the loader then turns off server-side page-flipping there's nothing to > guarantee