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/**
* @file llrigginginfo.h
* @brief Functions for tracking rigged box extents
*
* $LicenseInfo:firstyear=2018&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2018, 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
* $/LicenseInfo$
*/
// Stores information related to associated rigged mesh vertices
// This lives in llmath because llvolume lives in llmath.
#ifndef LL_LLRIGGINGINFO_H
#define LL_LLRIGGINGINFO_H
#include "llvector4a.h"
// Extents are in joint space
// isRiggedTo is based on the state of all currently associated rigged meshes
class alignas(16) LLJointRiggingInfo
{
LL_ALIGN_NEW
public:
LLJointRiggingInfo();
bool isRiggedTo() const;
void setIsRiggedTo(bool val);
LLVector4a *getRiggedExtents();
const LLVector4a *getRiggedExtents() const;
void merge(const LLJointRiggingInfo& other);
private:
LLVector4a mRiggedExtents[2];
bool mIsRiggedTo;
};
// For storing all the rigging info associated with a given avatar or
// object, keyed by joint_num.
// Using direct memory management instead of std::vector<> to avoid alignment issues.
class LLJointRiggingInfoTab
{
public:
LLJointRiggingInfoTab();
~LLJointRiggingInfoTab();
void resize(S32 size);
void clear();
S32 size() const { return mSize; }
void merge(const LLJointRiggingInfoTab& src);
LLJointRiggingInfo& operator[](S32 i) { return mRigInfoPtr[i]; }
const LLJointRiggingInfo& operator[](S32 i) const { return mRigInfoPtr[i]; };
bool needsUpdate() { return mNeedsUpdate; }
void setNeedsUpdate(bool val) { mNeedsUpdate = val; }
LLJointRiggingInfo* begin() { return mRigInfoPtr; }
LLJointRiggingInfo* end() { return mRigInfoPtr + mSize; }
private:
// Not implemented
LLJointRiggingInfoTab& operator=(const LLJointRiggingInfoTab& src);
LLJointRiggingInfoTab(const LLJointRiggingInfoTab& src);
LLJointRiggingInfo *mRigInfoPtr;
S32 mSize;
bool mNeedsUpdate;
};
#endif
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