1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_chartview.hxx" 26 #include "Linear3DTransformation.hxx" 27 #include <algorithm> 28 29 using namespace ::com::sun::star; 30 31 using ::com::sun::star::uno::Sequence; 32 using ::com::sun::star::uno::RuntimeException; 33 34 namespace chart 35 { 36 Linear3DTransformation(const drawing::HomogenMatrix & rHomMatrix,bool bSwapXAndY)37 Linear3DTransformation::Linear3DTransformation( const drawing::HomogenMatrix& rHomMatrix, bool bSwapXAndY ) 38 : m_Matrix(rHomMatrix) 39 , m_bSwapXAndY(bSwapXAndY) 40 {} 41 ~Linear3DTransformation()42Linear3DTransformation::~Linear3DTransformation() 43 {} 44 45 // ____ XTransformation ____ transform(const Sequence<double> & rSourceValues)46Sequence< double > SAL_CALL Linear3DTransformation::transform( 47 const Sequence< double >& rSourceValues ) 48 { 49 double fX = rSourceValues[0]; 50 double fY = rSourceValues[1]; 51 double fZ = rSourceValues[2]; 52 if(m_bSwapXAndY) 53 std::swap(fX,fY); 54 Sequence< double > aNewVec(3); 55 double fZwi; 56 57 fZwi = m_Matrix.Line1.Column1 * fX 58 + m_Matrix.Line1.Column2 * fY 59 + m_Matrix.Line1.Column3 * fZ 60 + m_Matrix.Line1.Column4; 61 aNewVec[0] = fZwi; 62 63 fZwi = m_Matrix.Line2.Column1 * fX 64 + m_Matrix.Line2.Column2 * fY 65 + m_Matrix.Line2.Column3 * fZ 66 + m_Matrix.Line2.Column4; 67 aNewVec[1] = fZwi; 68 69 fZwi = m_Matrix.Line3.Column1 * fX 70 + m_Matrix.Line3.Column2 * fY 71 + m_Matrix.Line3.Column3 * fZ 72 + m_Matrix.Line3.Column4; 73 aNewVec[2] = fZwi; 74 75 fZwi = m_Matrix.Line4.Column1 * fX 76 + m_Matrix.Line4.Column2 * fY 77 + m_Matrix.Line4.Column3 * fZ 78 + m_Matrix.Line4.Column4; 79 if(fZwi != 1.0 && fZwi != 0.0) 80 { 81 aNewVec[0] /= fZwi; 82 aNewVec[1] /= fZwi; 83 aNewVec[2] /= fZwi; 84 } 85 return aNewVec; 86 } 87 getSourceDimension()88sal_Int32 SAL_CALL Linear3DTransformation::getSourceDimension() 89 { 90 return 3; 91 } 92 getTargetDimension()93sal_Int32 SAL_CALL Linear3DTransformation::getTargetDimension() 94 { 95 return 3; 96 } 97 98 99 } // namespace chart 100