Camera: Simplify getWorldDirection(). (mrdoob#26743)

ycw · web-flow · commit 30164c92f2fa · 2023-09-15T10:58:20.000+09:00
* refactor getWorldDirection

* revert object3d
diff --git a/src/cameras/Camera.js b/src/cameras/Camera.js
@@ -38,11 +38,7 @@ class Camera extends Object3D {
 
 	getWorldDirection( target ) {
 
-		this.updateWorldMatrix( true, false );
-
-		const e = this.matrixWorld.elements;
-
-		return target.set( - e[ 8 ], - e[ 9 ], - e[ 10 ] ).normalize();
+		return super.getWorldDirection( target ).negate();
 
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -38,11 +38,7 @@ class Camera extends Object3D {`
`38`	`38`
`39`	`39`	`getWorldDirection( target ) {`
`40`	`40`
`41`		`- this.updateWorldMatrix( true, false );`
`42`		`-`
`43`		`- const e = this.matrixWorld.elements;`
`44`		`-`
`45`		`- return target.set( - e[ 8 ], - e[ 9 ], - e[ 10 ] ).normalize();`
	`41`	`+ return super.getWorldDirection( target ).negate();`
`46`	`42`
`47`	`43`	`}`
`48`	`44`