On 23 March 2017 at 11:13, Alex Bennée <alex.ben...@linaro.org> wrote: > Technically its not a random thread its the vCPU context (which ensures > the vCPU isn't updating while the display is being updated). But I guess > the Cocoa is limited to not being able to update from an arbitrary > thread?
Yes. It's very common for windowing libraries to mandate that you do all windowing operations from one specific thread. thanks -- PMM