/** 
 * @file llbboxlocal.cpp
 * @brief General purpose bounding box class (Not axis aligned).
 *
 * $LicenseInfo:firstyear=2001&license=viewergpl$
 * 
 * Copyright (c) 2001-2007, Linden Research, Inc.
 * 
 * Second Life Viewer Source Code
 * The source code in this file ("Source Code") is provided by Linden Lab
 * to you under the terms of the GNU General Public License, version 2.0
 * ("GPL"), unless you have obtained a separate licensing agreement
 * ("Other License"), formally executed by you and Linden Lab.  Terms of
 * the GPL can be found in doc/GPL-license.txt in this distribution, or
 * online at http://secondlife.com/developers/opensource/gplv2
 * 
 * There are special exceptions to the terms and conditions of the GPL as
 * it is applied to this Source Code. View the full text of the exception
 * in the file doc/FLOSS-exception.txt in this software distribution, or
 * online at http://secondlife.com/developers/opensource/flossexception
 * 
 * By copying, modifying or distributing this software, you acknowledge
 * that you have read and understood your obligations described above,
 * and agree to abide by those obligations.
 * 
 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
 * COMPLETENESS OR PERFORMANCE.
 * $/LicenseInfo$
 */

#include "linden_common.h"

#include "llbboxlocal.h"
#include "m4math.h"

void LLBBoxLocal::addPoint(const LLVector3& p)
{
	mMin.mV[VX] = llmin( p.mV[VX], mMin.mV[VX] );
	mMin.mV[VY] = llmin( p.mV[VY], mMin.mV[VY] );
	mMin.mV[VZ] = llmin( p.mV[VZ], mMin.mV[VZ] );
	mMax.mV[VX] = llmax( p.mV[VX], mMax.mV[VX] );
	mMax.mV[VY] = llmax( p.mV[VY], mMax.mV[VY] );
	mMax.mV[VZ] = llmax( p.mV[VZ], mMax.mV[VZ] );
}

void LLBBoxLocal::expand( F32 delta )
{
	mMin.mV[VX] -= delta;
	mMin.mV[VY] -= delta;
	mMin.mV[VZ] -= delta;
	mMax.mV[VX] += delta;
	mMax.mV[VY] += delta;
	mMax.mV[VZ] += delta;
}

LLBBoxLocal operator*(const LLBBoxLocal &a, const LLMatrix4 &b)
{
	return LLBBoxLocal( a.mMin * b, a.mMax * b );
}