System.arraycopy(lsr.getGradAtNext(), 0, direction, 0, direction.length); computeDirection(direction);
System.arraycopy(lsr.getGradAtNext(), 0, direction, 0, direction.length); computeDirection(direction);
System.arraycopy(lsr.getGradAtNext(), 0, direction, 0, direction.length); computeDirection(direction);