matrix

js

$(poster).on("mousemove", function(event) {
        if (isPrestaged == 1) {
            var x = event.pageX - offsetX;
            var y = event.pageY - offsetY;

            if (x > half_width) {
                out_x = (x / half_width * 5) - 5;
            } else {
                out_x = -5 + (x / half_width * 5);
            }

            out_y = 3 - (y / half_height * 3);

            TweenLite.to(poster, .5, {
                rotationY: out_x,
                rotationX: out_y
            });
        }
    });

    $(poster).on("mouseleave", function() {
        if (isPrestaged == 1) {
            TweenLite.to(poster, .5, {
                transform: "matrix3d(1, 0, 0, 1, 0, 0)"
            });
        }
    });