The WebGLRenderingContext.lineWidth() method of the WebGL API sets the line width of rasterized lines.
Syntax
void gl.lineWidth(width);
Parameters
- width
- A
GLfloatspecifying the width of rasterized lines. Default value: 1.
Return value
None.
Examples
Setting the line width:
gl.lineWidth(5);
Getting the line width:
gl.getParameter(gl.LINE_WIDTH);
Getting the range of available widths. Returns a Float32Array.
gl.getParameter(gl.ALIASED_LINE_WIDTH_RANGE);
Specifications
| Specification | Status | Comment |
|---|---|---|
| WebGL 1.0 The definition of 'lineWidth' in that specification. |
Recommendation | Initial definition. |
| OpenGL ES 2.0 The definition of 'glLineWidth' in that specification. |
Standard | Man page of the OpenGL API. |
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | 9 | 4.0 (2.0) | 11 | 12 | 5.1 |
| Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | ? | 25 | (Yes) | ? | 12 | 8.1 |