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/b3ipoint.hxx> 27cdf0e10cSrcweir #include <basegfx/matrix/b3dhommatrix.hxx> 28cdf0e10cSrcweir #include <basegfx/numeric/ftools.hxx> 29cdf0e10cSrcweir 30cdf0e10cSrcweir namespace basegfx 31cdf0e10cSrcweir { operator *=(const::basegfx::B3DHomMatrix & rMat)32cdf0e10cSrcweir B3IPoint& B3IPoint::operator*=( const ::basegfx::B3DHomMatrix& rMat ) 33cdf0e10cSrcweir { 34cdf0e10cSrcweir double fTempX( 35cdf0e10cSrcweir rMat.get(0, 0) * mnX + 36cdf0e10cSrcweir rMat.get(0, 1) * mnY + 37cdf0e10cSrcweir rMat.get(0, 2) * mnZ + 38cdf0e10cSrcweir rMat.get(0, 3)); 39cdf0e10cSrcweir double fTempY( 40cdf0e10cSrcweir rMat.get(1, 0) * mnX + 41cdf0e10cSrcweir rMat.get(1, 1) * mnY + 42cdf0e10cSrcweir rMat.get(1, 2) * mnZ + 43cdf0e10cSrcweir rMat.get(1, 3)); 44cdf0e10cSrcweir double fTempZ( 45cdf0e10cSrcweir rMat.get(2, 0) * mnX + 46cdf0e10cSrcweir rMat.get(2, 1) * mnY + 47cdf0e10cSrcweir rMat.get(2, 2) * mnZ + 48cdf0e10cSrcweir rMat.get(2, 3)); 49cdf0e10cSrcweir 50cdf0e10cSrcweir if(!rMat.isLastLineDefault()) 51cdf0e10cSrcweir { 52cdf0e10cSrcweir const double fOne(1.0); 53cdf0e10cSrcweir const double fTempM( 54cdf0e10cSrcweir rMat.get(3, 0) * mnX + 55cdf0e10cSrcweir rMat.get(3, 1) * mnY + 56cdf0e10cSrcweir rMat.get(3, 2) * mnZ + 57cdf0e10cSrcweir rMat.get(3, 3)); 58cdf0e10cSrcweir 59cdf0e10cSrcweir if(!fTools::equalZero(fTempM) && !fTools::equal(fOne, fTempM)) 60cdf0e10cSrcweir { 61cdf0e10cSrcweir fTempX /= fTempM; 62cdf0e10cSrcweir fTempY /= fTempM; 63cdf0e10cSrcweir fTempZ /= fTempM; 64cdf0e10cSrcweir } 65cdf0e10cSrcweir } 66cdf0e10cSrcweir 67cdf0e10cSrcweir mnX = fround(fTempX); 68cdf0e10cSrcweir mnY = fround(fTempY); 69cdf0e10cSrcweir mnZ = fround(fTempZ); 70cdf0e10cSrcweir 71cdf0e10cSrcweir return *this; 72cdf0e10cSrcweir } 73cdf0e10cSrcweir } // end of namespace basegfx 74cdf0e10cSrcweir 75cdf0e10cSrcweir // eof 76