mirror of
https://github.com/boostorg/histogram.git
synced 2025-05-09 23:04:07 +00:00
37 lines
1.0 KiB
C++
37 lines
1.0 KiB
C++
// Copyright 2015-2018 Hans Dembinski
|
|
//
|
|
// Distributed under 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)
|
|
|
|
//[ guide_make_dynamic_histogram
|
|
|
|
#include <boost/histogram.hpp>
|
|
#include <cassert>
|
|
#include <vector>
|
|
|
|
namespace bh = boost::histogram;
|
|
|
|
int main() {
|
|
// create vector of three regular axes
|
|
auto v1 = std::vector<bh::axis::regular<>>();
|
|
v1.emplace_back(10, 0, 1);
|
|
v1.emplace_back(20, 0, 2);
|
|
v1.emplace_back(30, 0, 3);
|
|
|
|
// create dynamic histogram from iterator range
|
|
auto h1 = bh::make_histogram(v1.begin(), v1.end());
|
|
assert(h1.rank() == 3);
|
|
|
|
// create second vector of axis::any, a polymorphic axis type
|
|
auto v2 = std::vector<bh::axis::variant<bh::axis::regular<>, bh::axis::integer<>>>();
|
|
v2.emplace_back(bh::axis::regular<>(100, -1, 1));
|
|
v2.emplace_back(bh::axis::integer<>(1, 7));
|
|
|
|
// create dynamic histogram by moving the vector (avoids copies)
|
|
auto h2 = bh::make_histogram(std::move(v2));
|
|
assert(h2.rank() == 2);
|
|
}
|
|
|
|
//]
|