| // Copyright 2002 The Trustees of Indiana University. |
| |
| // Use, modification and distribution is subject to the Boost Software |
| // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| |
| // Boost.MultiArray Library |
| // Authors: Ronald Garcia |
| // Jeremy Siek |
| // Andrew Lumsdaine |
| // See http://www.boost.org/libs/multi_array for documentation. |
| |
| |
| #include "boost/multi_array.hpp" |
| #include "boost/cstdlib.hpp" |
| |
| int |
| main() |
| { |
| const int ndims=3; |
| typedef boost::multi_array<int,ndims> array; |
| |
| int data[] = { |
| 0,1,2,3, |
| 4,5,6,7, |
| 8,9,10,11, |
| |
| 12,13,14,15, |
| 16,17,18,19, |
| 20,21,22,23 |
| }; |
| const int data_size=24; |
| |
| array myarray(boost::extents[2][3][4]); |
| myarray.assign(data,data+data_size); |
| |
| // |
| // array_view dims: |
| // [base,stride,bound) |
| // [0,1,2), [1,1,3), [0,2,4) |
| // |
| |
| typedef array::index_range range; |
| array::array_view<ndims>::type myview = |
| myarray[boost::indices[range(0,2)][range(1,3)][range(0,4,2)]]; |
| |
| for (array::index i = 0; i != 2; ++i) |
| for (array::index j = 0; j != 2; ++j) |
| for (array::index k = 0; k != 2; ++k) |
| assert(myview[i][j][k] == myarray[i][j+1][k*2]); |
| |
| return boost::exit_success; |
| } |