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/**
* @file llregionposition.h
* @brief Region position storing class definition
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_LLREGIONPOSITION_H
#define LL_LLREGIONPOSITION_H
/**
* This class maintains a region, offset pair to store position, so when our "global"
* coordinate frame shifts, all calculations are still correct.
*/
#include "v3math.h"
#include "v3dmath.h"
class LLViewerRegion;
class LLRegionPosition
{
private:
LLViewerRegion *mRegionp;
public:
LLVector3 mPositionRegion;
LLRegionPosition();
LLRegionPosition(LLViewerRegion *regionp, const LLVector3 &position_local);
LLRegionPosition(const LLVector3d &global_position); // From global coords ONLY!
LLViewerRegion* getRegion() const;
void setPositionGlobal(const LLVector3d& global_pos);
LLVector3d getPositionGlobal() const;
const LLVector3& getPositionRegion() const;
const LLVector3 getPositionAgent() const;
void clear() { mRegionp = NULL; mPositionRegion.clearVec(); }
// LLRegionPosition operator+(const LLRegionPosition &pos) const;
};
#endif // LL_REGION_POSITION_H
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