On Thu, Mar 6, 2014 at 11:28 AM, Sagar Arun Kamble <sagar.a.kamble at intel.com> wrote: > We can only model GL_CONSTANT_ALPHA given we have sprite control > registers for that. How do we model other pixel arithmetic related to > color blending? > How do we model source and destination pixel arithmetic? We can only set > alpha/pre-multiplied alpha for individual planes.
We reject it if userspace attempts it ;-) But we kinda want a model which also works for the next few hw platforms and also on other drivers, so going with this sounds like the right approach to me. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch