Fix for runtime error that happens when null is provided as context

mrdoob · Apr 29, 2022 · b154c2d · b154c2d
1 parent e3f3758
commit b154c2d
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/docs/api/en/renderers/WebGLRenderer.html b/docs/api/en/renderers/WebGLRenderer.html
@@ -30,7 +30,7 @@ <h3>[name]( [param:Object parameters] )</h3>
 
 		[page:WebGLRenderingContext context] - This can be used to attach the renderer to an existing
 	  [link:https://developer.mozilla.org/en-US/docs/Web/API/WebGLRenderingContext RenderingContext].
-		Default is null.<br />
+		Default is undefined.<br />
 
 		[page:String precision] - Shader precision. Can be *"highp"*, *"mediump"* or *"lowp"*.
 		Defaults to *"highp"* if supported by the device. See the note in "Things to Avoid"

diff --git a/src/renderers/WebGLRenderer.js b/src/renderers/WebGLRenderer.js
@@ -69,7 +69,7 @@ function WebGLRenderer( parameters = {} ) {
 
 	let _alpha;
 
-	if ( parameters.context !== undefined ) {
+	if ( _context !== null ) {
 
 		_alpha = _context.getContextAttributes().alpha;