WebGLRenderingContext: isRenderbuffer() method

Available in workers

The WebGLRenderingContext.isRenderbuffer() method of the WebGL API returns true if the passed WebGLRenderbuffer is valid and false otherwise.

Syntax

isRenderbuffer(renderbuffer)

Parameters

• renderbuffer
  • : A WebGLRenderbuffer to check.

Return value

A GLboolean indicating whether or not the renderbuffer is valid.

Examples

Checking a renderbuffer

const canvas = document.getElementById("canvas");
const gl = canvas.getContext("webgl");
const renderbuffer = gl.createRenderbuffer();

gl.isRenderbuffer(renderbuffer);

Specifications

Browser compatibility

See also

• bindRenderbuffer()
• createRenderbuffer()
• deleteRenderbuffer()
• Other buffers: WebGLBuffer, WebGLFramebuffer