Only change the mesh's materialinstance if item has its own instance
Only change the mesh's materialinstance if item has its own instance

cgaebel/gluon,KDE/gluon,cgaebel/gluon,pranavrc/example-gluon,KDE/gluon,cgaebel/gluon,pranavrc/example-gluon,KDE/gluon,pranavrc/example-gluon,pranavrc/example-gluon,cgaebel/gluon,KDE/gluon