WebGL2RenderingContext: getQueryParameter() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

Note: This feature is available in Web Workers.

The WebGL2RenderingContext.getQueryParameter() method of the WebGL 2 API returns parameter information of a WebGLQuery object.

Syntax

js
getQueryParameter(query, pname)

Parameters

query

A WebGLQuery object.

pname

A GLenum specifying which information to return. Possible values:

gl.QUERY_RESULT

Returns a GLuint containing the query result.

gl.QUERY_RESULT_AVAILABLE

Returns a GLboolean indicating whether or not a query result is available.

Return value

Depends on the pname parameter, either a GLuint or a GLboolean.

Examples

js
const query = gl.createQuery();
gl.beginQuery(gl.ANY_SAMPLES_PASSED, query);

const result = gl.getQueryParameter(query, gl.QUERY_RESULT);

Specifications

Specification
WebGL 2.0 Specification
# 3.7.12

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
getQueryParameter

Legend

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Full support
Full support

See also