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/*
 * Java port of Bullet (c) 2008 Martin Dvorak 
 *
 * Bullet Continuous Collision Detection and Physics Library
 * Copyright (c) 2003-2008 Erwin Coumans  http://www.bulletphysics.com/
 *
 * This software is provided 'as-is', without any express or implied warranty.
 * In no event will the authors be held liable for any damages arising from
 * the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 * 3. This notice may not be removed or altered from any source distribution.
 */

// Dbvt implementation by Nathanael Presson

package com.bulletphysics.collision.broadphase;

/**
 *
 * @author jezek2
 */
public class DbvtLeafCollider extends Dbvt.ICollide {

	public DbvtBroadphase pbp;
	public DbvtProxy ppx;

	public DbvtLeafCollider(DbvtBroadphase p, DbvtProxy px) {
		this.pbp = p;
		this.ppx = px;
	}

	@Override
	public void Process(Dbvt.Node na) {
		Dbvt.Node nb = ppx.leaf;
		if (nb != na) {
			DbvtProxy pa = (DbvtProxy) na.data;
			DbvtProxy pb = (DbvtProxy) nb.data;
			
			//#if DBVT_BP_DISCRETPAIRS
			if (DbvtAabbMm.Intersect(pa.aabb, pb.aabb))
			//#endif
			{
				//if(pa>pb) btSwap(pa,pb);
				if (pa.hashCode() > pb.hashCode()) {
					DbvtProxy tmp = pa;
					pa = pb;
					pb = tmp;
				}
				pbp.paircache.addOverlappingPair(pa, pb);
			}
		}
	}

}