How to use the @pixi/settings.settings.FILTER_RESOLUTION function in @pixi/settings

/**
         * The padding of the filter. Some filters require extra space to breath such as a blur.
         * Increasing this will add extra width and height to the bounds of the object that the
         * filter is applied to.
         *
         * @member {number}
         */
        this.padding = 0;

        /**
         * The resolution of the filter. Setting this to be lower will lower the quality but
         * increase the performance of the filter.
         *
         * @member {number}
         */
        this.resolution = settings.FILTER_RESOLUTION;

        /**
         * If enabled is true the filter is applied, if false it will not.
         *
         * @member {boolean}
         */
        this.enabled = true;

        /**
         * If enabled, PixiJS will fit the filter area into boundaries for better performance.
         * Switch it off if it does not work for specific shader.
         *
         * @member {boolean}
         */
        this.autoFit = true;