/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
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* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice :
*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership . The ASF licenses this file to you under the Apache
* License , Version 2 . 0 ( the " License " ) ; you may not use this file
* except in compliance with the License . You may obtain a copy of
* the License at http : //www.apache.org/licenses/LICENSE-2.0 .
*/
#include <basegfx/point/b3dpoint.hxx>
#include <basegfx/matrix/b3dhommatrix.hxx>
#include <basegfx/numeric/ftools.hxx>
namespace basegfx
{
B3DPoint& B3DPoint::operator *=( const ::basegfx::B3DHomMatrix& rMat )
{
double fTempX(
rMat.get(0 , 0 ) * mnX +
rMat.get(0 , 1 ) * mnY +
rMat.get(0 , 2 ) * mnZ +
rMat.get(0 , 3 ));
double fTempY(
rMat.get(1 , 0 ) * mnX +
rMat.get(1 , 1 ) * mnY +
rMat.get(1 , 2 ) * mnZ +
rMat.get(1 , 3 ));
double fTempZ(
rMat.get(2 , 0 ) * mnX +
rMat.get(2 , 1 ) * mnY +
rMat.get(2 , 2 ) * mnZ +
rMat.get(2 , 3 ));
if (!rMat.isLastLineDefault())
{
const double fOne(1 .0 );
const double fTempM(
rMat.get(3 , 0 ) * mnX +
rMat.get(3 , 1 ) * mnY +
rMat.get(3 , 2 ) * mnZ +
rMat.get(3 , 3 ));
if (!fTools::equalZero(fTempM) && !fTools::equal(fOne, fTempM))
{
fTempX /= fTempM;
fTempY /= fTempM;
fTempZ /= fTempM;
}
}
mnX = fTempX;
mnY = fTempY;
mnZ = fTempZ;
return *this ;
}
B3DPoint operator *( const ::basegfx::B3DHomMatrix& rMat, const B3DPoint& rPoint )
{
B3DPoint aRes( rPoint );
aRes *= rMat;
return aRes;
}
} // end of namespace basegfx
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 in Prozent C=94 H=78 G=86
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-09-29)
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