The EXT_disjoint_timer_query.getQueryEXT()
method of the WebGL API returns information about a query target.
Syntax
any ext.getQueryEXT(target, pname);
Parameters
- target
- A
GLenum
specifying the target of the time query. Must beext.TIMESTAMP_EXT
orext.TIME_ELAPSED_EXT
. pname
- A
GLenum
specifying which information to return. Must beext.CURRENT_QUERY_EXT
orext.QUERY_COUNTER_BITS_EXT
.
Return value
Depends on pname
:
- If
pname
isext.CURRENT_QUERY_EXT
: AWebGLQuery
object, which is the currently active query for the given target. - If
pname
isext.QUERY_COUNTER_BITS_EXT
: AGLint
indicating the number of bits used to hold the query result for the given target.
Examples
var ext = gl.getExtension('EXT_disjoint_timer_query');
var startQuery = ext.createQueryEXT();
ext.queryCounterEXT(startQuery, ext.TIMESTAMP_EXT);
var currentQuery = ext.getQueryEXT(ext.TIMESTAMP_EXT,
ext.CURRENT_QUERY_EXT);
Specifications
Specification | Status | Comment |
EXT_disjoint_timer_queryThe definition of 'EXT_disjoint_timer_query' in that specification. | Working Draft | Initial definition. |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
getQueryEXT
|
Chrome No support 47 — 65 No support 47 — 65 Notes' Removed due to the GLitch exploit. |
Edge
No support No |
Firefox No support 51 — 59 No support 51 — 59 Notes' Removed due to the GLitch exploit. |
IE
No support No |
Opera No support 34 — 52 No support 34 — 52 Notes' Removed due to the GLitch exploit. |
Safari
No support No |
WebView Android No support 47 — 65 No support 47 — 65 Notes' Removed due to the GLitch exploit. |
Chrome Android No support 47 — 65 No support 47 — 65 Notes' Removed due to the GLitch exploit. |
Firefox Android
No support No |
Opera Android No support 34 — 47 No support 34 — 47 Notes' Removed due to the GLitch exploit. |
Safari iOS
No support No |
Samsung Internet Android No support 5.0 — 9.0 No support 5.0 — 9.0 Notes' Removed due to the GLitch exploit. |
Legend
- No support
- No support
- See implementation notes.'
- See implementation notes.
See also
EXT_disjoint_timer_query.getQueryEXT() by Mozilla Contributors is licensed under CC-BY-SA 2.5.