Re: [Mesa-dev] [PATCH] i965: Disable Z16 on contexts that don't require it.

2013-04-26 Thread Kenneth Graunke
On 04/25/2013 01:12 PM, Eric Anholt wrote: It appears that Z16 on Intel hardware is in fact slower than Z24, so people are getting surprisingly hurt when trying to use Z16 as a performance-versus-precision tradeoff, or when they're targeting GLES2 and that's all you get. GL 3.0+ have Z16 on the

[Mesa-dev] [PATCH] i965: Disable Z16 on contexts that don't require it.

2013-04-25 Thread Eric Anholt
It appears that Z16 on Intel hardware is in fact slower than Z24, so people are getting surprisingly hurt when trying to use Z16 as a performance-versus-precision tradeoff, or when they're targeting GLES2 and that's all you get. GL 3.0+ have Z16 on the list of required exact format sizes, but