1*09dbbe93SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*09dbbe93SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*09dbbe93SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*09dbbe93SAndrew Rist * distributed with this work for additional information 6*09dbbe93SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*09dbbe93SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*09dbbe93SAndrew Rist * "License"); you may not use this file except in compliance 9*09dbbe93SAndrew Rist * with the License. You may obtain a copy of the License at 10*09dbbe93SAndrew Rist * 11*09dbbe93SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*09dbbe93SAndrew Rist * 13*09dbbe93SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*09dbbe93SAndrew Rist * software distributed under the License is distributed on an 15*09dbbe93SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*09dbbe93SAndrew Rist * KIND, either express or implied. See the License for the 17*09dbbe93SAndrew Rist * specific language governing permissions and limitations 18*09dbbe93SAndrew Rist * under the License. 19*09dbbe93SAndrew Rist * 20*09dbbe93SAndrew Rist *************************************************************/ 21*09dbbe93SAndrew Rist 22*09dbbe93SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 25cdf0e10cSrcweir #include "precompiled_basegfx.hxx" 26cdf0e10cSrcweir #include <basegfx/point/b2dhompoint.hxx> 27cdf0e10cSrcweir #include <basegfx/matrix/b2dhommatrix.hxx> 28cdf0e10cSrcweir #include <basegfx/numeric/ftools.hxx> 29cdf0e10cSrcweir 30cdf0e10cSrcweir namespace basegfx 31cdf0e10cSrcweir { implHomogenize()32cdf0e10cSrcweir void B2DHomPoint::implHomogenize() 33cdf0e10cSrcweir { 34cdf0e10cSrcweir const double fFactor(1.0 / mfW); 35cdf0e10cSrcweir maTuple.setX(maTuple.getX() * fFactor); 36cdf0e10cSrcweir maTuple.setY(maTuple.getY() * fFactor); 37cdf0e10cSrcweir mfW = 1.0; 38cdf0e10cSrcweir } 39cdf0e10cSrcweir operator *=(const B2DHomMatrix & rMat)40cdf0e10cSrcweir B2DHomPoint& B2DHomPoint::operator*=( const B2DHomMatrix& rMat ) 41cdf0e10cSrcweir { 42cdf0e10cSrcweir const double fTempX( rMat.get(0,0)*maTuple.getX() + 43cdf0e10cSrcweir rMat.get(0,1)*maTuple.getY() + 44cdf0e10cSrcweir rMat.get(0,2)*mfW ); 45cdf0e10cSrcweir 46cdf0e10cSrcweir const double fTempY( rMat.get(1,0)*maTuple.getX() + 47cdf0e10cSrcweir rMat.get(1,1)*maTuple.getY() + 48cdf0e10cSrcweir rMat.get(1,2)*mfW ); 49cdf0e10cSrcweir 50cdf0e10cSrcweir const double fTempZ( rMat.get(2,0)*maTuple.getX() + 51cdf0e10cSrcweir rMat.get(2,1)*maTuple.getY() + 52cdf0e10cSrcweir rMat.get(2,2)*mfW ); 53cdf0e10cSrcweir maTuple.setX( fTempX ); 54cdf0e10cSrcweir maTuple.setY( fTempY ); 55cdf0e10cSrcweir mfW = fTempZ; 56cdf0e10cSrcweir 57cdf0e10cSrcweir return *this; 58cdf0e10cSrcweir } 59cdf0e10cSrcweir } // end of namespace basegfx 60cdf0e10cSrcweir 61cdf0e10cSrcweir // eof 62