added support for THREE.Camera (mrdoob#9125)

jeromeetienne · mrdoob · commit 6b7ca21fb711 · 2016-06-13T12:12:37.000-07:00
diff --git a/src/extras/helpers/CameraHelper.js b/src/extras/helpers/CameraHelper.js
@@ -94,7 +94,7 @@ THREE.CameraHelper = function ( camera ) {
 	THREE.LineSegments.call( this, geometry, material );
 
 	this.camera = camera;
-	this.camera.updateProjectionMatrix();
+	if( this.camera.updateProjectionMatrix ) this.camera.updateProjectionMatrix();
 
 	this.matrix = camera.matrixWorld;
 	this.matrixAutoUpdate = false;
