WebGLRenderingContext: lineWidth() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

Note: This feature is available in Web Workers.

The WebGLRenderingContext.lineWidth() method of the WebGL API sets the line width of rasterized lines.

Syntax

js
lineWidth(width)

Parameters

width

A GLfloat specifying the width of rasterized lines. Default value: 1.

Return value

None (undefined).

Examples

Setting the line width:

js
gl.lineWidth(5);

Getting the line width:

js
gl.getParameter(gl.LINE_WIDTH);

Getting the range of available widths. Returns a Float32Array.

js
gl.getParameter(gl.ALIASED_LINE_WIDTH_RANGE);

Specifications

Specification
WebGL Specification
# 5.14.3

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
lineWidth

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support

See also