FloorAll = function (rect)
{
    rect.x = Math.floor(rect.x);
    rect.y = Math.floor(rect.y);
    rect.width = Math.floor(rect.width);
    rect.height = Math.floor(rect.height);

    return rect;
}
Rounds a Rectangle's position and size down to the largest integer less than or equal to each current coordinate or dimension.

@function Phaser.Geom.Rectangle.FloorAll
@since 3.0.0

@generic {Phaser.Geom.Rectangle} O - [rect,$return]

@param {Phaser.Geom.Rectangle} rect - The Rectangle to adjust.

@return {Phaser.Geom.Rectangle} The adjusted Rectangle.