Squashed 'third_party/boostorg/multi_array/' content from commit abcb283
Change-Id: I4b93f75f0b15b00216d918bd6db5fc4fcb9c4cc2
git-subtree-dir: third_party/boostorg/multi_array
git-subtree-split: abcb2839d56669d1b5bb8a240ec644f47c66beb2
diff --git a/example/subview.cpp b/example/subview.cpp
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+// 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;
+}