WebGL2RenderingContext.getQueryParameter()

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

Syntax

any gl.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

var query = gl.createQuery();
gl.beginQuery(gl.ANY_SAMPLES_PASSED, query);

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

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
getQueryParameter
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79
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No
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7.0

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext/getQueryParameter