From f2588ce1bf63078cea28e2f52dfdab80f180afe2 Mon Sep 17 00:00:00 2001
From: xyxie <elegentin@live.com>
Date: Wed, 3 Jan 2024 20:13:04 +0800
Subject: [PATCH] fix(vtkFollower): fix vtkFollower set vpn param bug when 
 camera.getParallelProjection() is true

---
 Sources/Rendering/Core/Follower/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/Rendering/Core/Follower/index.js b/Sources/Rendering/Core/Follower/index.js
index dcc8b900267..12fa584edad 100644
--- a/Sources/Rendering/Core/Follower/index.js
+++ b/Sources/Rendering/Core/Follower/index.js
@@ -45,7 +45,7 @@ function vtkFollower(publicAPI, model) {
         // compute a vpn
         const vpn = new Float64Array(3);
         if (model.camera.getParallelProjection()) {
-          vec3.set(vpn, model.camera.getViewPlaneNormal());
+          vec3.set(vpn, ...model.camera.getViewPlaneNormal());
         } else {
           vec3.set(vpn, ...model.position);
           vec3.subtract(vpn, model.camera.getPosition(), vpn);