WebGLRenderingContext.isRenderbuffer()

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

Syntax

GLboolean gl.isRenderbuffer(renderbuffer);

Parameters

renderbuffer
A WebGLRenderbuffer to check.

Return value

A GLboolean indicating whether or not the renderbuffer is valid.

Examples

Checking a renderbuffer

var canvas = document.getElementById('canvas');
var gl = canvas.getContext('webgl');
var renderbuffer = gl.createRenderbuffer();

gl.isRenderbuffer(renderbuffer);

Specifications

Specification
WebGL Specification (WebGL)
# 5.14.7

Browser compatibility

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See also