C++ Mathematical Expression Toolkit (ExprTk) release
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my_vv_size_handler_t< T > Class Template Referencefinal
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Public Types

typedef exprtk::igeneric_function< T > igfun_t
typedef igfun_t::parameter_list_t parameter_list_t
typedef igfun_t::generic_type generic_type
typedef generic_type::vector_view vector_t
typedef generic_type::scalar_view scalar_t
typedef exprtk::vector_view< T > * vv_ptr_t
typedef std::map< void *, vv_ptr_t > map_t
Public Types inherited from exprtk::igeneric_function< T >
enum  return_type { e_rtrn_scalar = 0 , e_rtrn_string = 1 , e_rtrn_overload = 2 }
typedef T type
typedef type_store< T > generic_type
typedef generic_type::parameter_list parameter_list_t

Public Member Functions

 my_vv_size_handler_t ()
T operator() (parameter_list_t parameters) override
void register_vector_view (exprtk::vector_view< T > &vec_view)
Public Member Functions inherited from exprtk::igeneric_function< T >
 igeneric_function (const std::string &param_seq="", const return_type rtr_type=e_rtrn_scalar)
virtual ~igeneric_function ()
virtual T operator() (std::string &, parameter_list_t)
virtual T operator() (const std::size_t &, parameter_list_t)
virtual T operator() (const std::size_t &, std::string &, parameter_list_t)
Public Member Functions inherited from exprtk::function_traits
 function_traits ()
bool & allow_zero_parameters ()
bool & has_side_effects ()
std::size_t & min_num_args ()
std::size_t & max_num_args ()

Private Attributes

map_t vector_map_

Additional Inherited Members

Static Public Member Functions inherited from exprtk::igeneric_function< T >
static std::string generate_prefix_args (const std::string &prefix_args, std::size_t start=0, std::size_t end=10)
static std::string generate_suffix_args (const std::string &suffix_args, std::size_t start=0, std::size_t end=10)
Public Attributes inherited from exprtk::igeneric_function< T >
std::string parameter_sequence
return_type rtrn_type

Detailed Description

template<typename T>
class my_vv_size_handler_t< T >

Definition at line 29 of file exprtk_vector_resize_inline_example.cpp.

Member Typedef Documentation

◆ generic_type

template<typename T>
typedef igfun_t::generic_type my_vv_size_handler_t< T >::generic_type

Definition at line 35 of file exprtk_vector_resize_inline_example.cpp.

◆ igfun_t

template<typename T>
typedef exprtk::igeneric_function<T> my_vv_size_handler_t< T >::igfun_t

Definition at line 33 of file exprtk_vector_resize_inline_example.cpp.

◆ map_t

template<typename T>
typedef std::map<void*,vv_ptr_t> my_vv_size_handler_t< T >::map_t

Definition at line 39 of file exprtk_vector_resize_inline_example.cpp.

◆ parameter_list_t

template<typename T>
typedef igfun_t::parameter_list_t my_vv_size_handler_t< T >::parameter_list_t

Definition at line 34 of file exprtk_vector_resize_inline_example.cpp.

◆ scalar_t

template<typename T>
typedef generic_type::scalar_view my_vv_size_handler_t< T >::scalar_t

Definition at line 37 of file exprtk_vector_resize_inline_example.cpp.

◆ vector_t

template<typename T>
typedef generic_type::vector_view my_vv_size_handler_t< T >::vector_t

Definition at line 36 of file exprtk_vector_resize_inline_example.cpp.

◆ vv_ptr_t

template<typename T>
typedef exprtk::vector_view<T>* my_vv_size_handler_t< T >::vv_ptr_t

Definition at line 38 of file exprtk_vector_resize_inline_example.cpp.

Constructor & Destructor Documentation

◆ my_vv_size_handler_t()

template<typename T>
my_vv_size_handler_t< T >::my_vv_size_handler_t ( )
inline

Definition at line 43 of file exprtk_vector_resize_inline_example.cpp.

References exprtk::igeneric_function< T >::igeneric_function().

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Member Function Documentation

◆ operator()()

template<typename T>
T my_vv_size_handler_t< T >::operator() ( parameter_list_t parameters)
inlineoverridevirtual

Reimplemented from exprtk::igeneric_function< T >.

Definition at line 47 of file exprtk_vector_resize_inline_example.cpp.

48 {
50 size_t new_size = static_cast<std::size_t>(scalar_t(parameters[1])());
51 void* key = static_cast<void*>(&vector[0]);
52
53 typename map_t::iterator itr = vector_map_.find(key);
54
55 if (itr == vector_map_.end())
56 {
57 printf("my_vv_size_handler - Error: failed to find vector_view for address: %p\n",key);
58 return T(0);
59 }
60
61 exprtk::vector_view<T>& vv = *itr->second;
62
63 if (vv.base_size() < new_size)
64 {
65 printf("my_vv_size_handler - Error: vector_view for address: %p new size of %d greater than base_size of %d\n",
66 key,
67 static_cast<unsigned int>(new_size),
68 static_cast<unsigned int>(vv.base_size()));
69 return T(0);
70 }
71
72 return vv.set_size(new_size) ? T(1) : T(0);
73 }

References exprtk::vector_view< T >::base_size(), exprtk::vector_view< T >::set_size(), and vector_map_.

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◆ register_vector_view()

template<typename T>
void my_vv_size_handler_t< T >::register_vector_view ( exprtk::vector_view< T > & vec_view)
inline

Definition at line 75 of file exprtk_vector_resize_inline_example.cpp.

76 {
77 vector_map_[vec_view.data()] = &vec_view;
78 }

References exprtk::vector_view< T >::data(), and vector_map_.

Referenced by vector_inline_resize_example().

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Member Data Documentation

◆ vector_map_

template<typename T>
map_t my_vv_size_handler_t< T >::vector_map_
private

Definition at line 82 of file exprtk_vector_resize_inline_example.cpp.

Referenced by operator()(), and register_vector_view().


The documentation for this class was generated from the following file: