From 407355946657899e7a16b71595af3e05fcaf71d0 Mon Sep 17 00:00:00 2001
From: Child-qjj <429814031@qq.com>
Date: Thu, 13 Mar 2025 22:50:56 +0800
Subject: [PATCH] ViewHelper: Adjust viewport position for WebGPU renderer

---
 examples/jsm/helpers/ViewHelper.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/examples/jsm/helpers/ViewHelper.js b/examples/jsm/helpers/ViewHelper.js
index cb2370583cab83..290b84bd937a7c 100644
--- a/examples/jsm/helpers/ViewHelper.js
+++ b/examples/jsm/helpers/ViewHelper.js
@@ -157,11 +157,12 @@ class ViewHelper extends Object3D {
 			//
 
 			const x = domElement.offsetWidth - dim;
+			const y = renderer.isWebGPURenderer ? domElement.offsetHeight - dim : 0;
 
 			renderer.clearDepth();
 
 			renderer.getViewport( viewport );
-			renderer.setViewport( x, 0, dim, dim );
+			renderer.setViewport( x, y, dim, dim );
 
 			renderer.render( this, orthoCamera );