setRenderOrder(renderOrder = 0) {
        renderOrder = isNaN(renderOrder) ? this.renderOrder : parseInt(renderOrder);

        if(renderOrder !== this.renderOrder) {
            this.renderOrder = renderOrder;
            this.renderer.scene.setPlaneRenderOrder(this);
        }
    }
Set the mesh render order to draw it above or behind other meshes

     params :
     @renderOrder (int): new render order to apply: higher number means a mesh is drawn on top of others
*