This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The WebGL2RenderingContext.getQueryParameter()
method of the WebGL 2 API returns parameter information of a WebGLQuery
object.
any gl.getQueryParameter(query, pname);
WebGLQuery
object.pname
GLenum
specifying which information to return. Possible values: Depends on the pname
parameter, either a GLuint
or a GLboolean
.
var query = gl.createQuery(); gl.beginQuery(gl.ANY_SAMPLES_PASSED, query); var result = gl.getQueryParameters(query, gl.QUERY_RESULT);
Specification | Status | Comment |
---|---|---|
WebGL 2.0 The definition of 'getQueryParameters' in that specification. | Editor's Draft | Initial definition. |
OpenGL ES 3.0 The definition of 'glGetQueryObjectuiv' in that specification. | Standard | Man page of the (similar) OpenGL API. |
Desktop | ||||||
---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
Basic support | 56 | No | 51 | No | 43 | No |
Mobile | |||||||
---|---|---|---|---|---|---|---|
Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
Basic support | 58 | 58 | No | 51 | 43 | No | 7.0 |
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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