in_place_copy.hpp
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1 
13 #ifndef MLPACK_BINDINGS_CLI_IN_PLACE_COPY_HPP
14 #define MLPACK_BINDINGS_CLI_IN_PLACE_COPY_HPP
15 
16 #include <mlpack/prereqs.hpp>
17 
18 namespace mlpack {
19 namespace bindings {
20 namespace cli {
21 
30 template<typename T>
32  util::ParamData& /* d */,
33  util::ParamData& /* input */,
34  const typename std::enable_if<!arma::is_arma_type<T>::value>::type* = 0,
35  const typename std::enable_if<!data::HasSerialize<T>::value>::type* = 0,
36  const typename std::enable_if<!std::is_same<T,
37  std::tuple<mlpack::data::DatasetInfo, arma::mat>>::value>::type* = 0)
38 {
39  // Nothing to do.
40 }
41 
49 template<typename T>
51  util::ParamData& d,
52  util::ParamData& input,
53  const typename std::enable_if<
54  arma::is_arma_type<T>::value ||
55  std::is_same<T,
56  std::tuple<mlpack::data::DatasetInfo, arma::mat>>::value
57  >::type* = 0)
58 {
59  // Make the output filename the same as the input filename.
60  typedef std::tuple<T, typename ParameterType<T>::type> TupleType;
61  TupleType& tuple = *ANY_CAST<TupleType>(&d.value);
62  std::string& value = std::get<0>(std::get<1>(tuple));
63 
64  const TupleType& inputTuple = *ANY_CAST<TupleType>(&input.value);
65  value = std::get<0>(std::get<1>(inputTuple));
66 }
67 
75 template<typename T>
77  util::ParamData& d,
78  util::ParamData& input,
79  const typename std::enable_if<
80  data::HasSerialize<T>::value>::type* = 0)
81 {
82  // Make the output filename the same as the input filename.
83  typedef std::tuple<T*, typename ParameterType<T>::type> TupleType;
84  TupleType& tuple = *ANY_CAST<TupleType>(&d.value);
85  std::string& value = std::get<1>(tuple);
86 
87  const TupleType& inputTuple = *ANY_CAST<TupleType>(&input.value);
88  value = std::get<1>(inputTuple);
89 }
90 
99 template<typename T>
101  const void* input,
102  void* /* output */)
103 {
104  // Cast to the correct type.
105  InPlaceCopyInternal<typename std::remove_pointer<T>::type>(
106  const_cast<util::ParamData&>(d), *((util::ParamData*) input));
107 }
108 
109 } // namespace cli
110 } // namespace bindings
111 } // namespace mlpack
112 
113 #endif
ANY value
The actual value that is held.
Definition: param_data.hpp:78
Linear algebra utility functions, generally performed on matrices or vectors.
The core includes that mlpack expects; standard C++ includes and Armadillo.
This structure holds all of the information about a single parameter, including its value (which is s...
Definition: param_data.hpp:51
void InPlaceCopyInternal(util::ParamData &, util::ParamData &, const typename std::enable_if<!arma::is_arma_type< T >::value >::type *=0, const typename std::enable_if<!data::HasSerialize< T >::value >::type *=0, const typename std::enable_if<!std::is_same< T, std::tuple< mlpack::data::DatasetInfo, arma::mat >>::value >::type *=0)
This overload is called when nothing special needs to happen to make something an in-place copy...
void InPlaceCopy(util::ParamData &d, const void *input, void *)
Make the given ParamData be an in-place copy of the input.