WebGL2RenderingContext: getQueryParameter() method

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

BCD tables only load in the browser

See also

WebGLQuery