WebGLContextEvent
The WebContextEvent interface is part of the WebGL API and is an interface for an event that is generated in response to a status change to the WebGL rendering context.
Constructor
WebGLContextEvent()
-
Creates a new
WebGLContextEvent
object.
Instance properties
This interface inherits properties from its parent interface, Event
.
WebGLContextEvent.statusMessage
-
A read-only property containing additional information about the event.
Instance methods
This interface doesn't define any own methods, but inherits methods from its parent interface, Event
.
Examples
With the help of the WEBGL_lose_context
extension, you can simulate the webglcontextlost
and webglcontextrestored
events:
js
const canvas = document.getElementById("canvas");
const gl = canvas.getContext("webgl");
canvas.addEventListener(
"webglcontextlost",
(e) => {
console.log(e);
},
false
);
gl.getExtension("WEBGL_lose_context").loseContext();
// WebGLContextEvent event with type "webglcontextlost" is logged.
Specifications
Specification |
---|
WebGL Specification # 5.15 |
Browser compatibility
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