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/**
* @file llprocessskin.cpp
* @brief Implementation of LLProcesSkin class.
*
* $LicenseInfo:firstyear=2012&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2012, 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
* $/LicenseInfo$
*/
// linden includes
#include "linden_common.h"
#include "llsd.h"
#include "llsdserialize.h"
#include "llsdutil.h"
#include "llsdutil_math.h"
#include "llstl.h"
#include "llmath.h"
#include "m4math.h"
#include "v4math.h"
// project includes
#include "llappappearanceutility.h"
#include "llprocessskin.h"
void LLProcessSkin::process(std::ostream& output)
{
const LLSD& dataBlock = mInputData;
LLSD skinData = LLSD::emptyMap();
LLSD::map_const_iterator skinIter = dataBlock.beginMap();
LLSD::map_const_iterator skinIterEnd = dataBlock.endMap();
for ( ; skinIter!=skinIterEnd; ++skinIter )
{
const LLSD& skin = skinIter->second;
if ( !skin.has("joint_names") || !skin.has("alt_inverse_bind_matrix") )
{
throw LLAppException(RV_INVALID_SKIN_BLOCK);
}
LLSD entry = LLSD::emptyMap();
//get all joint names from the skin
{
entry["joint_names"] = LLSD::emptyArray();
LLSD& joint_names = entry["joint_names"];
LLSD::array_const_iterator iter(skin["joint_names"].beginArray());
LLSD::array_const_iterator iter_end(skin["joint_names"].endArray());
for ( ; iter != iter_end; ++iter )
{
LL_DEBUGS() << "joint: " << iter->asString() << LL_ENDL;
joint_names.append(*iter);
}
}
//get at the translational component for the joint offsets
{
entry["joint_offset"] = LLSD::emptyArray();
LLSD& joint_offsets = entry["joint_offset"];
LLSD::array_const_iterator iter(skin["alt_inverse_bind_matrix"].beginArray());
LLSD::array_const_iterator iter_end(skin["alt_inverse_bind_matrix"].endArray());
//just get at the translational component
for ( ; iter != iter_end; ++iter )
{
LLMatrix4 mat;
for (U32 j = 0; j < 4; j++)
{
for (U32 k = 0; k < 4; k++)
{
mat.mMatrix[j][k] = static_cast<F32>((*iter)[j*4+k].asReal());
}
}
joint_offsets.append( ll_sd_from_vector3( mat.getTranslation() ));
LL_DEBUGS() << "offset: [" << mat.getTranslation()[0] << " "
<< mat.getTranslation()[1] << " "
<< mat.getTranslation()[2] << " ]" << LL_ENDL;
}
}
//get at the *optional* pelvis offset
if (skin.has("pelvis_offset"))
{
entry["pelvis_offset"] = skin["pelvis_offset"];
}
else
{
entry["pelvis_offset"] = LLSD::Real(0.f);
}
//add block to outgoing result llsd
skinData[skinIter->first] = entry;
}
//dump the result llsd into the outgoing output
LLSD result;
result["success"] = true;
result["skindata"] = skinData;
LL_DEBUGS() << "---------------------------\n" << result << LL_ENDL;
output << LLSDOStreamer<LLSDXMLFormatter>(result);
}
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