llbboxlocal.h
上传用户:king477883
上传日期:2021-03-01
资源大小:9553k
文件大小:2k
- /**
- * @file llbboxlocal.h
- * @brief General purpose bounding box class.
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, 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://secondlifegrid.net/programs/open_source/licensing/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://secondlifegrid.net/programs/open_source/licensing/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.
- * $/LicenseInfo$
- */
- #ifndef LL_BBOXLOCAL_H
- #define LL_BBOXLOCAL_H
- #include "v3math.h"
- class LLMatrix4;
- class LLBBoxLocal
- {
- public:
- LLBBoxLocal() {}
- LLBBoxLocal( const LLVector3& min, const LLVector3& max ) : mMin( min ), mMax( max ) {}
- // Default copy constructor is OK.
- const LLVector3& getMin() const { return mMin; }
- void setMin( const LLVector3& min ) { mMin = min; }
- const LLVector3& getMax() const { return mMax; }
- void setMax( const LLVector3& max ) { mMax = max; }
- LLVector3 getCenter() const { return (mMax - mMin) * 0.5f + mMin; }
- LLVector3 getExtent() const { return mMax - mMin; }
- void addPoint(const LLVector3& p);
- void addBBox(const LLBBoxLocal& b) { addPoint( b.mMin ); addPoint( b.mMax ); }
- void expand( F32 delta );
- friend LLBBoxLocal operator*(const LLBBoxLocal& a, const LLMatrix4& b);
- private:
- LLVector3 mMin;
- LLVector3 mMax;
- };
- LLBBoxLocal operator*(const LLBBoxLocal &a, const LLMatrix4 &b);
- #endif // LL_BBOXLOCAL_H