void clipPrev()
{
// get the previous item (second item)
BodySegment previous = bodySegments[1];
double removeAngle = previous.velocity.Degrees * Math.PI / 180 + Math.PI; // angle to remove material (add pi to flip around)
// amount to shrink in each dimension
int dx = (int)((BodyPart.SIZE - overlap) * Math.Cos(removeAngle));
int dy = (int)((BodyPart.SIZE - overlap) * Math.Sin(removeAngle));
previous.shrink(dx, dy); // shrink it
// clip the collider for this segment to the proper size
// amount to shrink in each dimension
dx = (int)((BodyPart.SIZE) * Math.Cos(removeAngle));
dy = (int)((BodyPart.SIZE) * Math.Sin(removeAngle));
previous.shrinkBounds(dx, dy); // shrink it
}
