WEBGL_lose_context.restoreContext()

The WEBGL_lose_context.restoreContext() method is part of the WebGL API and allows you to simulate restoring the context of a WebGLRenderingContext object.

Syntax

gl.getExtension('WEBGL_lose_context').restoreContext();

Errors thrown

  • INVALID_OPERATION if the context was not lost.

Examples

With this method, you can simulate the webglcontextrestored event:

var canvas = document.getElementById("canvas");
var gl = canvas.getContext("webgl");

canvas.addEventListener("webglcontextrestored", function(e) {
  console.log(e); 
}, false);

gl.getExtension('WEBGL_lose_context').restoreContext();

Specifications

Specification Status Comment
WEBGL_lose_context
The definition of 'WEBGL_lose_context.loseContext' in that specification.
Recommendation Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support ? 19 (19) ? ? ?
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? ? 19.0 (19) ? ? ?

See also

Document Tags and Contributors

 Contributors to this page: fscholz
 Last updated by: fscholz,