mirror of http://192.168.1.51:8099/lmh188/twain3.0
152 lines
3.6 KiB
C++
152 lines
3.6 KiB
C++
// Copyright 2015-2019 Hans Dembinski
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_HISTOGRAM_FWD_HPP
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#define BOOST_HISTOGRAM_FWD_HPP
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/**
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\file boost/histogram/fwd.hpp
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Forward declarations, tag types and type aliases.
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*/
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#include <boost/config.hpp> // BOOST_ATTRIBUTE_NODISCARD
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#include <boost/core/use_default.hpp>
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#include <vector>
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namespace boost {
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namespace histogram {
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/// Tag type to indicate use of a default type
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using boost::use_default;
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namespace axis {
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/// Integral type for axis indices
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using index_type = int;
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/// Real type for axis indices
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using real_index_type = double;
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/// Empty metadata type
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struct null_type {
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template <class Archive>
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void serialize(Archive&, unsigned /* version */) {}
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};
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/// Another alias for an empty metadata type
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using empty_type = null_type;
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// some forward declarations must be hidden from doxygen to fix the reference docu :(
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#ifndef BOOST_HISTOGRAM_DOXYGEN_INVOKED
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namespace transform {
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struct id;
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struct log;
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struct sqrt;
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struct pow;
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} // namespace transform
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template <class Value = double, class Transform = use_default,
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class MetaData = use_default, class Options = use_default>
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class regular;
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template <class Value = int, class MetaData = use_default, class Options = use_default>
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class integer;
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template <class Value = double, class MetaData = use_default, class Options = use_default,
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class Allocator = std::allocator<Value>>
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class variable;
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template <class Value = int, class MetaData = use_default, class Options = use_default,
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class Allocator = std::allocator<Value>>
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class category;
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template <class... Ts>
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class variant;
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#endif // BOOST_HISTOGRAM_DOXYGEN_INVOKED
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} // namespace axis
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#ifndef BOOST_HISTOGRAM_DOXYGEN_INVOKED
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template <class T>
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struct weight_type;
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template <class T>
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struct sample_type;
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namespace accumulators {
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template <class ValueType = double>
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class count;
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template <class ValueType = double>
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class sum;
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template <class ValueType = double>
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class weighted_sum;
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template <class ValueType = double>
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class mean;
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template <class ValueType = double>
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class weighted_mean;
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template <class T>
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class thread_safe;
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template <class T>
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struct is_thread_safe : std::false_type {};
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template <class T>
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struct is_thread_safe<thread_safe<T>> : std::true_type {};
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} // namespace accumulators
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struct unsafe_access;
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template <class Allocator = std::allocator<char>>
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class unlimited_storage;
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template <class T>
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class storage_adaptor;
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#endif // BOOST_HISTOGRAM_DOXYGEN_INVOKED
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/// Vector-like storage for fast zero-overhead access to cells.
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template <class T, class A = std::allocator<T>>
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using dense_storage = storage_adaptor<std::vector<T, A>>;
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/// Default storage, optimized for unweighted histograms
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using default_storage = unlimited_storage<>;
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/// Dense storage which tracks sums of weights and a variance estimate.
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using weight_storage = dense_storage<accumulators::weighted_sum<>>;
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/// Dense storage which tracks means of samples in each cell.
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using profile_storage = dense_storage<accumulators::mean<>>;
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/// Dense storage which tracks means of weighted samples in each cell.
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using weighted_profile_storage = dense_storage<accumulators::weighted_mean<>>;
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// some forward declarations must be hidden from doxygen to fix the reference docu :(
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#ifndef BOOST_HISTOGRAM_DOXYGEN_INVOKED
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template <class Axes, class Storage = default_storage>
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class BOOST_ATTRIBUTE_NODISCARD histogram;
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#endif // BOOST_HISTOGRAM_DOXYGEN_INVOKED
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} // namespace histogram
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} // namespace boost
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#endif
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