1 // 2 // Copyright 2016 Pixar 3 // 4 // Licensed under the Apache License, Version 2.0 (the "Apache License") 5 // with the following modification; you may not use this file except in 6 // compliance with the Apache License and the following modification to it: 7 // Section 6. Trademarks. is deleted and replaced with: 8 // 9 // 6. Trademarks. This License does not grant permission to use the trade 10 // names, trademarks, service marks, or product names of the Licensor 11 // and its affiliates, except as required to comply with Section 4(c) of 12 // the License and to reproduce the content of the NOTICE file. 13 // 14 // You may obtain a copy of the Apache License at 15 // 16 // http://www.apache.org/licenses/LICENSE-2.0 17 // 18 // Unless required by applicable law or agreed to in writing, software 19 // distributed under the Apache License with the above modification is 20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 21 // KIND, either express or implied. See the Apache License for the specific 22 // language governing permissions and limitations under the Apache License. 23 // 24 #ifndef PXR_BASE_GF_MATRIX_DATA_H 25 #define PXR_BASE_GF_MATRIX_DATA_H 26 27 #include "pxr/pxr.h" 28 #include "pxr/base/gf/api.h" 29 30 PXR_NAMESPACE_OPEN_SCOPE 31 32 /// \class GfMatrixData 33 /// 34 /// A class template used by GfMatrixXX to store values. 35 template <class T, int Rows, int Columns> 36 class GfMatrixData { 37 public: 38 39 /// Return a pointer to a \a row of data. 40 T *operator[](int row) { 41 return _data + (row * Columns); 42 } 43 44 /// Return a const pointer to a \a row of data. 45 T const *operator[](int row) const { 46 return _data + (row * Columns); 47 } 48 49 /// Return a pointer to the start of all the data. GetData()50 T *GetData() { 51 return _data; 52 } 53 54 /// Return a const pointer to the start of all the data. GetData()55 T const *GetData() const { 56 return _data; 57 } 58 59 private: 60 61 T _data[Rows * Columns]; 62 }; 63 64 PXR_NAMESPACE_CLOSE_SCOPE 65 66 #endif // PXR_BASE_GF_MATRIX_DATA_H 67