From 1081b5a5939269b55ec3f40b170d2ce4dc004bad Mon Sep 17 00:00:00 2001
From: JujieX <67930474+JujieX@users.noreply.github.com>
Date: Thu, 12 Jan 2023 10:41:33 +0800
Subject: [PATCH] Fix: cannot flip back to up direction  (#138)

* fix: cannot rotate back to up direction error

* fix: remove perspective restriction
---
 packages/navigation-gizmo/src/SphereScript.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/navigation-gizmo/src/SphereScript.ts b/packages/navigation-gizmo/src/SphereScript.ts
index 84ea6607..1f3f3bb8 100644
--- a/packages/navigation-gizmo/src/SphereScript.ts
+++ b/packages/navigation-gizmo/src/SphereScript.ts
@@ -117,8 +117,6 @@ export class SphereScript extends Script {
 
   onPointerDown(pointer: Pointer) {
     this._disableComponent();
-
-    this._sceneCamera.isOrthographic = false;
     this._recoverTextColor();
 
     // get targetPoint
@@ -188,7 +186,9 @@ export class SphereScript extends Script {
     let x = -this._deltaPointer.x * this._speedXFactor;
     let y = -this._deltaPointer.y * this._speedYFactor;
 
-    if (this._startRadian - y <= 0 || this._startRadian - y > Math.PI) {
+    const isBetween = this._startRadian - y > Math.PI && this._startRadian - y < 2 * Math.PI;
+
+    if (this._startRadian - y <= 0 || isBetween) {
       this._isBack = true;
     } else {
       this._isBack = false;