_setWorldSizes() {
        const ratios = this.camera.getScreenRatiosFromFov();

        // our plane world informations
        // since our vertices values range from -1 to 1, it is supposed to draw a square
        // we need to scale them under the hood relatively to our canvas
        // to display an accurately sized plane
        this._boundingRect.world = {
            width: (this._boundingRect.document.width / this.renderer._boundingRect.width) * ratios.width / 2,
            height: (this._boundingRect.document.height / this.renderer._boundingRect.height) * ratios.height / 2,
            ratios
        };

        // set transformation origin relative to world space as well
        this._setWorldTransformOrigin();
    }
Set our plane dimensions relative to clip spaces
*