[Public WebGL] Proposal: remove TIMESTAMP_EXT functionality from WebGL's EXT_disjoint_timer_query wrapper

Kenneth Russell [email protected]
Wed Jun 8 14:43:03 PDT 2016

OK. Thanks Florian for pointing this out. I'll drop the request to remove
TIMESTAMP queries, under the assumption that they may be necessary in the

Kirill, please adjust your code to query for the number of bits in
TIMESTAMP queries, and choose your implementation strategy based on that.


On Wed, Jun 8, 2016 at 3:21 AM, Florian Bösch <[email protected]> wrote:

> It should also be noted that although timer queries are not part of OpenGL
> ES 2.0, 3.0, 3.1 or 3.2 core profiles, they are part of OpenGL 4.0, 4.1,
> 4.2, 4.3, 4.4, 4.5 and Vulkan 1.0, including TIMESTAMP and precision
> queries. It is to be expected that OpenGL ES 4.0 will include elapsed and
> timestamp queries in its core profile. It is also the case that TIMESTAMP
> queries are the only queries supported in Direct3D 12, and that elapsed
> queries are emulated on Direct3D via timestamps.
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