innerWidth, currentCorners);
intersect = Geom.intersect(
prevCorners[0], prevCorners[1],
prevCorners[4], prevCorners[5],
intersect = Geom.intersect(
prevCorners[2], prevCorners[3],
prevCorners[6], prevCorners[7],
bp.get(i + 1).x[0], bp.get(i + 1).y[0],
innerWidth, tmp);
intersect = Geom.intersect(
prevCorners[0], prevCorners[1],
prevCorners[4], prevCorners[5],
intersect = Geom.intersect(
prevCorners[2], prevCorners[3],
prevCorners[6], prevCorners[7],
intersect = Geom.intersect(
prevCorners[0], prevCorners[1],
prevCorners[4], prevCorners[5],
intersect = Geom.intersect(
prevCorners[2], prevCorners[3],
prevCorners[6], prevCorners[7],