code: public static boolean isRawHit(DenseMatrix64F points, double testx, double testy)
      {
          return isRawHit(points.data, points.numRows, testx, testy);
      }
docs: Returns true if point is inside a polygon.
  <p>Doesn't check the bounding rectangle!
  @param testx
  @param testy
  @return
  @see <a href="http://www.ecse.rpi.edu/Homepages/wrf/Research/Short_Notes/pnpoly.html">PNPOLY - Point Inclusion in Polygon Test W. Randolph Franklin (WRF)</a>