1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_basegfx.hxx" 30*cdf0e10cSrcweir #include <basegfx/point/b3ipoint.hxx> 31*cdf0e10cSrcweir #include <basegfx/matrix/b3dhommatrix.hxx> 32*cdf0e10cSrcweir #include <basegfx/numeric/ftools.hxx> 33*cdf0e10cSrcweir 34*cdf0e10cSrcweir namespace basegfx 35*cdf0e10cSrcweir { 36*cdf0e10cSrcweir B3IPoint& B3IPoint::operator*=( const ::basegfx::B3DHomMatrix& rMat ) 37*cdf0e10cSrcweir { 38*cdf0e10cSrcweir double fTempX( 39*cdf0e10cSrcweir rMat.get(0, 0) * mnX + 40*cdf0e10cSrcweir rMat.get(0, 1) * mnY + 41*cdf0e10cSrcweir rMat.get(0, 2) * mnZ + 42*cdf0e10cSrcweir rMat.get(0, 3)); 43*cdf0e10cSrcweir double fTempY( 44*cdf0e10cSrcweir rMat.get(1, 0) * mnX + 45*cdf0e10cSrcweir rMat.get(1, 1) * mnY + 46*cdf0e10cSrcweir rMat.get(1, 2) * mnZ + 47*cdf0e10cSrcweir rMat.get(1, 3)); 48*cdf0e10cSrcweir double fTempZ( 49*cdf0e10cSrcweir rMat.get(2, 0) * mnX + 50*cdf0e10cSrcweir rMat.get(2, 1) * mnY + 51*cdf0e10cSrcweir rMat.get(2, 2) * mnZ + 52*cdf0e10cSrcweir rMat.get(2, 3)); 53*cdf0e10cSrcweir 54*cdf0e10cSrcweir if(!rMat.isLastLineDefault()) 55*cdf0e10cSrcweir { 56*cdf0e10cSrcweir const double fOne(1.0); 57*cdf0e10cSrcweir const double fTempM( 58*cdf0e10cSrcweir rMat.get(3, 0) * mnX + 59*cdf0e10cSrcweir rMat.get(3, 1) * mnY + 60*cdf0e10cSrcweir rMat.get(3, 2) * mnZ + 61*cdf0e10cSrcweir rMat.get(3, 3)); 62*cdf0e10cSrcweir 63*cdf0e10cSrcweir if(!fTools::equalZero(fTempM) && !fTools::equal(fOne, fTempM)) 64*cdf0e10cSrcweir { 65*cdf0e10cSrcweir fTempX /= fTempM; 66*cdf0e10cSrcweir fTempY /= fTempM; 67*cdf0e10cSrcweir fTempZ /= fTempM; 68*cdf0e10cSrcweir } 69*cdf0e10cSrcweir } 70*cdf0e10cSrcweir 71*cdf0e10cSrcweir mnX = fround(fTempX); 72*cdf0e10cSrcweir mnY = fround(fTempY); 73*cdf0e10cSrcweir mnZ = fround(fTempZ); 74*cdf0e10cSrcweir 75*cdf0e10cSrcweir return *this; 76*cdf0e10cSrcweir } 77*cdf0e10cSrcweir } // end of namespace basegfx 78*cdf0e10cSrcweir 79*cdf0e10cSrcweir // eof 80