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/**
* @file llrigginginfo.cpp
* @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
* $/LicenseInfo$
*/
#include "llmath.h"
#include "llrigginginfo.h"
#ifndef LL_RELEASE_FOR_DOWNLOAD
// AXON to remove
#pragma optimize("", off)
#endif
//-----------------------------------------------------------------------------
// LLJointRiggingInfo
//-----------------------------------------------------------------------------
LLJointRiggingInfo::LLJointRiggingInfo()
{
mRiggedExtents[0].clear();
mRiggedExtents[1].clear();
mIsRiggedTo = false;
}
bool LLJointRiggingInfo::isRiggedTo() const
{
return mIsRiggedTo;
}
void LLJointRiggingInfo::setIsRiggedTo(bool val)
{
mIsRiggedTo = val;
}
LLVector4a *LLJointRiggingInfo::getRiggedExtents()
{
return mRiggedExtents;
}
const LLVector4a *LLJointRiggingInfo::getRiggedExtents() const
{
return mRiggedExtents;
}
// Combine two rigging info states.
// - isRiggedTo if either of the source infos are rigged to
// - box is union of the two sources
void LLJointRiggingInfo::merge(const LLJointRiggingInfo& other)
{
if (other.mIsRiggedTo)
{
if (mIsRiggedTo)
{
// Combine existing boxes
update_min_max(mRiggedExtents[0], mRiggedExtents[1], other.mRiggedExtents[0]);
update_min_max(mRiggedExtents[0], mRiggedExtents[1], other.mRiggedExtents[1]);
}
else
{
// Initialize box
mIsRiggedTo = true;
mRiggedExtents[0] = other.mRiggedExtents[0];
mRiggedExtents[1] = other.mRiggedExtents[1];
}
}
}
void mergeRigInfoTab(joint_rig_info_tab& dst, const joint_rig_info_tab& src)
{
// Size should be either LL_CHARACTER_MAX_ANIMATED_JOINTS, or 0 if
// no data. Not necessarily the same for both inputs.
if (src.size() > dst.size())
{
dst.resize(src.size());
}
S32 size = llmin(src.size(), dst.size());
for (S32 i=0; i<size; i++)
{
dst[i].merge(src[i]);
}
}
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