cdm/src/main/java/ucar/nc2/ft2/simpgeometry/CFLine.java
public double[] getBBLower() {
		double[] bbLower = new double[2];
		
		List<Point> ptList = this.getPoints();
		if(ptList.isEmpty()) return null;
		bbLower[0] = ptList.get(0).getY();
		bbLower[1] = ptList.get(0).getY();
		
		for(Point pt : this.getPoints()) {
			if(bbLower[0] > pt.getX()){
				bbLower[0] = pt.getX();
			}
			
			if(bbLower[1] > pt.getY()) {
				bbLower[1] = pt.getY();
			}
		}
		
		// Got minimum points, add some padding.
		bbLower[0] -= 10;
		bbLower[1] -= 10;
		
		return bbLower;
	}
public double[] getBBLower() {
		double[] bbLower = new double[2];
		
		List<Point> ptList = this.getPoints();
		if(ptList.isEmpty()) return null;
		bbLower[0] = ptList.get(0).getY();
		bbLower[1] = ptList.get(0).getY();
		
		for(Point pt : this.getPoints()) {
			if(bbLower[0] > pt.getX()){
				bbLower[0] = pt.getX();
			}
			
			if(bbLower[1] > pt.getY()) {
				bbLower[1] = pt.getY();
			}
		}
		
		// Got minimum points, add some padding.
		bbLower[0] -= 10;
		bbLower[1] -= 10;
		
		return bbLower;
	}
public double [ ] getBBLower ( ) { double [ ] bbLower = new double [ 2 ] ; List < Point > ptList = this . getPoints ( ) ; if ( ptList . isEmpty ( ) ) return null ; bbLower [ 0 ] = ptList . get ( 0 ) . getY ( ) ; bbLower [ 1 ] = ptList . get ( 0 ) . getY ( ) ; for ( Point pt : this . getPoints ( ) ) { if ( bbLower [ 0 ] > pt . getX ( ) ) { bbLower [ 0 ] = pt . getX ( ) ; } if ( bbLower [ 1 ] > pt . getY ( ) ) { bbLower [ 1 ] = pt . getY ( ) ; } } // Got minimum points, add some padding.
 bbLower [ 0 ] -= 10 ; bbLower [ 1 ] -= 10 ; return bbLower ; }
Gets the lower bounding box coordinate on the line.
@return double array = (x, y)
Gets the lower bounding box coordinate on the line .