Brian Silverman | 6137817 | 2018-08-04 23:37:59 -0700 | [diff] [blame^] | 1 | // Copyright 2002 The Trustees of Indiana University. |
| 2 | |
| 3 | // Use, modification and distribution is subject to the Boost Software |
| 4 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| 5 | // http://www.boost.org/LICENSE_1_0.txt) |
| 6 | |
| 7 | // Boost.MultiArray Library |
| 8 | // Authors: Ronald Garcia |
| 9 | // Jeremy Siek |
| 10 | // Andrew Lumsdaine |
| 11 | // See http://www.boost.org/libs/multi_array for documentation. |
| 12 | |
| 13 | // foreach_test.cpp |
| 14 | // Let's see if this stuff works |
| 15 | |
| 16 | #include "boost/multi_array.hpp" |
| 17 | #include "for_each.hpp" |
| 18 | #include <algorithm> |
| 19 | |
| 20 | struct times_five { |
| 21 | double operator()(const int& val) { return val*5.0; } |
| 22 | }; |
| 23 | |
| 24 | |
| 25 | int main() { |
| 26 | |
| 27 | typedef boost::multi_array<double,2> array; |
| 28 | |
| 29 | double data[] = { |
| 30 | 1.0, 2.0, 3.0, |
| 31 | 4.0, 5.0, 6.0, |
| 32 | 7.0, 8.0, 9.0 |
| 33 | }; |
| 34 | const int data_size=9; |
| 35 | |
| 36 | array A(boost::extents[3][3]); |
| 37 | A.assign(data,data+data_size); |
| 38 | |
| 39 | #if 0 |
| 40 | std::copy(A.data(),A.data()+A.num_elements(), |
| 41 | std::ostream_iterator<double>(std::cout,",")); |
| 42 | |
| 43 | std::cout << "\n"; |
| 44 | #endif |
| 45 | for_each(A,times_five()); |
| 46 | |
| 47 | #if 0 |
| 48 | std::copy(A.data(),A.data()+A.num_elements(), |
| 49 | std::ostream_iterator<double>(std::cout,",")); |
| 50 | |
| 51 | std::cout << "\n"; |
| 52 | #endif |
| 53 | return 0; |
| 54 | } |