TECA
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teca_derived_quantity Class Reference

a programmable algorithm specialized for simple array based computations More...

#include <teca_derived_quantity.h>

Inheritance diagram for teca_derived_quantity:
teca_programmable_algorithm teca_algorithm

Public Member Functions

std::shared_ptr< teca_derived_quantityshared_from_this ()
 
std::shared_ptr< teca_derived_quantity const > shared_from_this () const
 
 teca_derived_quantity (const teca_derived_quantity &src)=delete
 
 teca_derived_quantity (teca_derived_quantity &&src)=delete
 
teca_derived_quantityoperator= (const teca_derived_quantity &src)=delete
 
teca_derived_quantityoperator= (teca_derived_quantity &&src)=delete
 
size_t get_number_of_dependent_variables ()
 
void append_dependent_variable (const std::string &v)
 
void set_dependent_variable (size_t i, const std::string &v)
 
void set_dependent_variables (const std::vector< std::string > &v)
 
void set_dependent_variables (const std::initializer_list< std::string > &&l)
 
void set_dependent_variables (const const_p_teca_variant_array &v)
 
const std::string & get_dependent_variable (size_t i) const
 
void get_dependent_variables (std::vector< std::string > &v) const
 
void get_dependent_variables (const p_teca_variant_array &v) const
 
void clear_dependent_variables ()
 
void set_derived_variable (const std::string &v)
 
const std::string & get_derived_variable () const
 
void set_operation_name (const std::string &v)
 
const std::string & get_operation_name () const
 
std::string & get_operation_name ()
 
void set_execute_callback (const execute_callback_t &v)
 
const execute_callback_t & get_execute_callback () const
 
execute_callback_t & get_execute_callback ()
 
- Public Member Functions inherited from teca_programmable_algorithm
std::shared_ptr< teca_programmable_algorithmshared_from_this ()
 
std::shared_ptr< teca_programmable_algorithm const > shared_from_this () const
 
 teca_programmable_algorithm (const teca_programmable_algorithm &src)=delete
 
 teca_programmable_algorithm (teca_programmable_algorithm &&src)=delete
 
teca_programmable_algorithmoperator= (const teca_programmable_algorithm &src)=delete
 
teca_programmable_algorithmoperator= (teca_programmable_algorithm &&src)=delete
 
const char * get_class_name () const override
 
void use_default_report_action ()
 
void use_default_request_action ()
 
void use_default_execute_action ()
 
void set_report_callback (const report_callback_t &v)
 
const report_callback_t & get_report_callback () const
 
report_callback_t & get_report_callback ()
 
void set_request_callback (const request_callback_t &v)
 
const request_callback_t & get_request_callback () const
 
request_callback_t & get_request_callback ()
 
void set_execute_callback (const execute_callback_t &v)
 
const execute_callback_t & get_execute_callback () const
 
execute_callback_t & get_execute_callback ()
 
void set_number_of_input_connections (unsigned int n)
 
void set_number_of_output_ports (unsigned int n)
 
- Public Member Functions inherited from teca_algorithm
 teca_algorithm (const teca_algorithm &src)=delete
 
 teca_algorithm (teca_algorithm &&src)=delete
 
teca_algorithmoperator= (const teca_algorithm &src)=delete
 
teca_algorithmoperator= (teca_algorithm &&src)=delete
 
void set_communicator (MPI_Comm comm)
 
MPI_Comm get_communicator ()
 
virtual teca_algorithm_output_port get_output_port (unsigned int port=0)
 
void set_input_connection (const teca_algorithm_output_port &port)
 
virtual void set_input_connection (unsigned int id, const teca_algorithm_output_port &port)
 
virtual void remove_input_connection (unsigned int id)
 
void clear_input_connections ()
 
const_p_teca_dataset get_output_data (unsigned int port=0)
 
void pop_cache (unsigned int port=0, int top=0)
 
void set_cache_size (unsigned int n)
 
virtual int update ()
 
virtual int update (unsigned int port)
 
virtual teca_metadata update_metadata (unsigned int port=0)
 
void set_executive (p_teca_algorithm_executive exe)
 
p_teca_algorithm_executive get_executive ()
 
virtual void to_stream (std::ostream &s) const
 
virtual void from_stream (std::istream &s)
 

Static Public Member Functions

static p_teca_derived_quantity New ()
 
- Static Public Member Functions inherited from teca_programmable_algorithm
static p_teca_programmable_algorithm New ()
 

Additional Inherited Members

- Protected Member Functions inherited from teca_algorithm
void set_number_of_input_connections (unsigned int n)
 
void set_number_of_output_ports (unsigned int n)
 
virtual void set_modified ()
 
void set_modified (unsigned int port)
 
virtual teca_metadata get_cache_key (unsigned int port, const teca_metadata &request) const
 
virtual teca_metadata get_output_metadata (teca_algorithm_output_port &current)
 
virtual const_p_teca_dataset request_data (teca_algorithm_output_port &port, const teca_metadata &request)
 
virtual int validate_cache (teca_algorithm_output_port &current)
 
virtual void clear_modified (teca_algorithm_output_port current)
 
const_p_teca_dataset get_output_data (unsigned int port, const teca_metadata &request)
 
int cache_output_data (unsigned int port, const teca_metadata &request, const_p_teca_dataset &data)
 
void clear_cache (unsigned int port)
 
unsigned int get_number_of_input_connections ()
 
teca_algorithm_output_port & get_input_connection (unsigned int i)
 
void clear_modified (unsigned int port)
 
int get_modified (unsigned int port) const
 
- Protected Attributes inherited from teca_programmable_algorithm
report_callback_t report_callback
 
request_callback_t request_callback
 
execute_callback_t execute_callback
 
char class_name [64]
 

Detailed Description

a programmable algorithm specialized for simple array based computations

A programmable algorithm specialized for simple array based computations. A user provided callable(see set execute_callback) which operates on one or more arrays(the dependent variables) to produce a new array (the derived quantity). The purpose of this class is to implement the request and report phases of the pipeline consistently for this common use case. An implementation specific context(operation_name) differentiates between multiple instances in the same pipeline.


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