EXT_disjoint_timer_query: beginQueryEXT() method
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
The EXT_disjoint_timer_query.beginQueryEXT() method of
the WebGL API starts a timer query.
Syntax
js
beginQueryEXT(target, query)
Parameters
target-
A
GLenumspecifying the target of the time query. Must beext.TIME_ELAPSED_EXT. query-
A
WebGLQueryobject for which to start the time querying.
Return value
None (undefined).
Examples
js
const ext = gl.getExtension("EXT_disjoint_timer_query");
const query = ext.createQueryEXT();
ext.beginQueryEXT(ext.TIME_ELAPSED_EXT, query);
// …
Specifications
| Specification |
|---|
| WebGL EXT_disjoint_timer_query Extension Specification |
Browser compatibility
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