Merge branch 'pageswithattitude' into 'master'

Apply rotation when computing the bounding box of a paged reference

See merge request OpenMW/openmw!4447

Author: psi29a

apps/openmw/mwrender/renderingmanager.cpp

@@ -1687,6 +1687,10 @@ namespace MWRender
 
             const float refScale = ptr.getCellRef().getScale();
             rootNode->setScale({ refScale, refScale, refScale });
+            const auto& rotation = ptr.getCellRef().getPosition().rot;
+            if (!ptr.getClass().isActor())
+                rootNode->setAttitude(osg::Quat(rotation[0], osg::Vec3(-1, 0, 0))
+                    * osg::Quat(rotation[1], osg::Vec3(0, -1, 0)) * osg::Quat(rotation[2], osg::Vec3(0, 0, -1)));
             rootNode->setPosition(ptr.getCellRef().getPosition().asVec3());
 
             osg::ref_ptr<Animation> animation = nullptr;