up tweak

src/clientSideScene/CameraControls.ts

@@ -262,7 +262,12 @@ export class CameraControls {
         camSettings.orientation.z,
         camSettings.orientation.w
       ).invert()
-      this.camera.up.copy(new Vector3(0, 1, 0).applyQuaternion(quat))
+      const yo = new Vector3(0, 1, 0).applyQuaternion(quat)
+      if (yo.z < 0) {
+        this.camera.up.set(0, 0, -1)
+      } else {
+        this.camera.up.set(0, 0, 1)
+      }
       if (this.camera instanceof PerspectiveCamera && camSettings.ortho) {
         this.useOrthographicCamera()
       }