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/*
 * Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistribution of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistribution in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in
 *   the documentation and/or other materials provided with the
 *   distribution.
 *
 * Neither the name of Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any
 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
 * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
 * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
 * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
 * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
 * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
 * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
 * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
 * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 *
 * You acknowledge that this software is not designed, licensed or
 * intended for use in the design, construction, operation or
 * maintenance of any nuclear facility.
 *
 */

// ----------------------------------------------------------------------
//
// The reference to Fast Industrial Strength Triangulation (FIST) code
// in this release by Sun Microsystems is related to Sun's rewrite of
// an early version of FIST. FIST was originally created by Martin
// Held and Joseph Mitchell at Stony Brook University and is
// incorporated by Sun under an agreement with The Research Foundation
// of SUNY (RFSUNY). The current version of FIST is available for
// commercial use under a license agreement with RFSUNY on behalf of
// the authors and Stony Brook University.  Please contact the Office
// of Technology Licensing at Stony Brook, phone 631-632-9009, for
// licensing information.
//
// ----------------------------------------------------------------------

package com.sun.j3d.utils.geometry;

import javax.vecmath.Point2f;

class Clean {

    static void initPUnsorted(Triangulator triRef, int number) {
	if (number > triRef.maxNumPUnsorted) {
	    triRef.maxNumPUnsorted = number;
	    triRef.pUnsorted = new Point2f[triRef.maxNumPUnsorted];
	    for(int i = 0; i 0){
		    swap.set(points[i]);
		    points[i].set(points[j]);
		    points[j].set(swap);
		}
	    }
	}
	/*
	   for (i = 0; i < numPts; i++) {
		System.out.println("pt " + points[i]);
	   }
	*/
    }

    static int findPInd(Point2f sorted[], int numPts, Point2f pnt) {
	int i;

	for (i = 0; i < numPts; i++){
	    if ((pnt.x == sorted[i].x) &&
		(pnt.y == sorted[i].y)){
		return i;
	    }
	}
	return -1;
    }

    static int pComp(Point2f a, Point2f b) {
	if (a.x < b.x)
	    return -1;
	else if (a.x > b.x)
	    return  1;
	else  {
	    if (a.y < b.y)
		return -1;
	    else if (a.y > b.y)
		return  1;
	    else
		return  0;
	}
    }

}