72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
/**
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* @file llbboxlocal.h
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* @brief General purpose bounding box class.
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*
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* $LicenseInfo:firstyear=2001&license=viewergpl$
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*
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* Copyright (c) 2001-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#ifndef LL_BBOXLOCAL_H
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#define LL_BBOXLOCAL_H
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#include "v3math.h"
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class LLMatrix4;
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class LLBBoxLocal
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{
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public:
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LLBBoxLocal() {}
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LLBBoxLocal( const LLVector3& min, const LLVector3& max ) : mMin( min ), mMax( max ) {}
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// Default copy constructor is OK.
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const LLVector3& getMin() const { return mMin; }
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void setMin( const LLVector3& min ) { mMin = min; }
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const LLVector3& getMax() const { return mMax; }
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void setMax( const LLVector3& max ) { mMax = max; }
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LLVector3 getCenter() const { return (mMax - mMin) * 0.5f + mMin; }
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LLVector3 getExtent() const { return mMax - mMin; }
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void addPoint(const LLVector3& p);
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void addBBox(const LLBBoxLocal& b) { addPoint( b.mMin ); addPoint( b.mMax ); }
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void expand( F32 delta );
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friend LLBBoxLocal operator*(const LLBBoxLocal& a, const LLMatrix4& b);
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private:
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LLVector3 mMin;
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LLVector3 mMax;
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};
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LLBBoxLocal operator*(const LLBBoxLocal &a, const LLMatrix4 &b);
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#endif // LL_BBOXLOCAL_H
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