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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: Linear3DTransformation.cxx,v $
* $Revision: 1.6.44.1 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_chart2.hxx"
#include "Linear3DTransformation.hxx"
#include <algorithm>
using namespace ::com::sun::star;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::RuntimeException;
namespace chart
{
Linear3DTransformation::Linear3DTransformation( const drawing::HomogenMatrix& rHomMatrix, bool bSwapXAndY )
: m_Matrix(rHomMatrix)
, m_bSwapXAndY(bSwapXAndY)
{}
Linear3DTransformation::~Linear3DTransformation()
{}
// ____ XTransformation ____
Sequence< double > SAL_CALL Linear3DTransformation::transform(
const Sequence< double >& rSourceValues )
throw (RuntimeException,
lang::IllegalArgumentException)
{
double fX = rSourceValues[0];
double fY = rSourceValues[1];
double fZ = rSourceValues[2];
if(m_bSwapXAndY)
std::swap(fX,fY);
Sequence< double > aNewVec(3);
double fZwi;
fZwi = m_Matrix.Line1.Column1 * fX
+ m_Matrix.Line1.Column2 * fY
+ m_Matrix.Line1.Column3 * fZ
+ m_Matrix.Line1.Column4;
aNewVec[0] = fZwi;
fZwi = m_Matrix.Line2.Column1 * fX
+ m_Matrix.Line2.Column2 * fY
+ m_Matrix.Line2.Column3 * fZ
+ m_Matrix.Line2.Column4;
aNewVec[1] = fZwi;
fZwi = m_Matrix.Line3.Column1 * fX
+ m_Matrix.Line3.Column2 * fY
+ m_Matrix.Line3.Column3 * fZ
+ m_Matrix.Line3.Column4;
aNewVec[2] = fZwi;
fZwi = m_Matrix.Line4.Column1 * fX
+ m_Matrix.Line4.Column2 * fY
+ m_Matrix.Line4.Column3 * fZ
+ m_Matrix.Line4.Column4;
if(fZwi != 1.0 && fZwi != 0.0)
{
aNewVec[0] /= fZwi;
aNewVec[1] /= fZwi;
aNewVec[2] /= fZwi;
}
return aNewVec;
}
sal_Int32 SAL_CALL Linear3DTransformation::getSourceDimension()
throw (RuntimeException)
{
return 3;
}
sal_Int32 SAL_CALL Linear3DTransformation::getTargetDimension()
throw (RuntimeException)
{
return 3;
}
} // namespace chart
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