The OES_fbo_render_mipmap extension is part of the WebGL API and makes it possible to attach any level of a texture to a framebuffer object.

WebGL extensions are available using the WebGLRenderingContext.getExtension() method. For more information, see also Using Extensions in the WebGL tutorial.

Availability: This extension is only available to WebGL 1.
In WebGL2, the functionality of this extension is available in the WebGL 2 context by default.


See the sample code in the Khronos specification.


Specification Status
OES_fbo_render_mipmap Draft

Browser compatibility

ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
OES_fbo_render_mipmapChrome No support NoEdge No support NoFirefox Full support 71
Full support 71
Full support 67
Disabled From version 67: this feature is behind the webgl.enable-draft-extensions preference (needs to be set to true). To change preferences in Firefox, visit about:config.
IE No support NoOpera No support NoSafari No support NoWebView Android No support NoChrome Android No support NoFirefox Android No support NoOpera Android No support NoSafari iOS No support NoSamsung Internet Android No support No


Full support
Full support
No support
No support
User must explicitly enable this feature.
User must explicitly enable this feature.

See also