Point Cloud Library (PCL)  1.10.1
make_shared.h
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37 
38 #pragma once
39 
40 
41 #include <type_traits>
42 #include <utility>
43 
44 #include <boost/make_shared.hpp>
45 #include <boost/shared_ptr.hpp>
46 
47 #include <pcl/point_traits.h>
48 
49 
50 namespace pcl
51 {
52 
53 #ifdef DOXYGEN_ONLY
54 
55 /**
56  * \brief Returns a pcl::shared_ptr compliant with type T's allocation policy.
57  *
58  * boost::allocate_shared or boost::make_shared will be invoked in case T has or
59  * doesn't have a custom allocator, respectively.
60  *
61  * \see pcl::has_custom_allocator, PCL_MAKE_ALIGNED_OPERATOR_NEW
62  * \tparam T Type of the object to create a pcl::shared_ptr of
63  * \tparam Args Types for the arguments to pcl::make_shared
64  * \param args List of arguments with which an instance of T will be constructed
65  * \return pcl::shared_ptr of an instance of type T
66  */
67 template<typename T, typename ... Args>
68 shared_ptr<T> make_shared(Args&&... args);
69 
70 #else
71 
72 template<typename T, typename ... Args>
73 std::enable_if_t<has_custom_allocator<T>::value, shared_ptr<T>> make_shared(Args&&... args)
74 {
75  return boost::allocate_shared<T>(Eigen::aligned_allocator<T>(), std::forward<Args> (args)...);
76 }
77 
78 template<typename T, typename ... Args>
79 std::enable_if_t<!has_custom_allocator<T>::value, shared_ptr<T>> make_shared(Args&&... args)
80 {
81  return boost::make_shared<T>(std::forward<Args> (args)...);
82 }
83 
84 #endif
85 
86 } // namespace pcl
pcl
This file defines compatibility wrappers for low level I/O functions.
Definition: convolution.h:45
pcl::make_shared
shared_ptr< T > make_shared(Args &&... args)
Returns a pcl::shared_ptr compliant with type T's allocation policy.