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Add webgl2 parameter (default:false) to WebGLRenderer parameters. #10782

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Add webgl2 parameter (default:false) to WebGLRenderer parameters. #10782

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3 changes: 3 additions & 0 deletions docs/api/renderers/WebGLRenderer.html
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,9 @@ <h3>[name]( [page:Object parameters] )</h3>
[page:Boolean preserveDrawingBuffer] - whether to preserve the buffers until manually cleared
or overwritten. Default is *false*.<br />

[page:Boolean webgl2] - whether to request a [link:https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext WebGL2RenderingContext].
Default is *false*.<br />

[page:Boolean depth] - whether the drawing buffer has a
[link:https://en.wikipedia.org/wiki/Z-buffering depth buffer] of at least 16 bits.
Default is *true*.<br />
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5 changes: 3 additions & 2 deletions src/renderers/WebGLRenderer.js
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Expand Up @@ -50,6 +50,7 @@ function WebGLRenderer( parameters ) {

_alpha = parameters.alpha !== undefined ? parameters.alpha : false,
_depth = parameters.depth !== undefined ? parameters.depth : true,
_webgl2 = parameters.webgl2 !== undefined ? parameters.webgl2 : false,
_stencil = parameters.stencil !== undefined ? parameters.stencil : true,
_antialias = parameters.antialias !== undefined ? parameters.antialias : false,
_premultipliedAlpha = parameters.premultipliedAlpha !== undefined ? parameters.premultipliedAlpha : true,
Expand Down Expand Up @@ -229,11 +230,11 @@ function WebGLRenderer( parameters ) {
preserveDrawingBuffer: _preserveDrawingBuffer
};

_gl = _context || _canvas.getContext( 'webgl', attributes ) || _canvas.getContext( 'experimental-webgl', attributes );
_gl = _context || _canvas.getContext( _webgl2 ? 'webgl2' : 'webgl', attributes ) || _canvas.getContext( 'experimental-webgl', attributes );

if ( _gl === null ) {

if ( _canvas.getContext( 'webgl' ) !== null ) {
if ( _canvas.getContext( _webgl2 ? 'webgl2' : 'webgl' ) !== null ) {

throw 'Error creating WebGL context with your selected attributes.';

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