exprtk_degree_trigonometry_example.cpp File Reference

#include <cstdio>
#include <string>
#include "exprtk.hpp"

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Classes
struct	sine_deg< T >
struct	cosine_deg< T >

Functions
template<typename T >
void	exprtk_degree_trigonometry_example ()
int	main ()

Function Documentation

exprtk_degree_trigonometry_example()

template<typename T >

void exprtk_degree_trigonometry_example

(

)

Definition at line 53 of file exprtk_degree_trigonometry_example.cpp.

{
   typedef exprtk::symbol_table<T>           symbol_table_t;
   typedef exprtk::expression<T>             expression_t;
   typedef exprtk::parser<T>                 parser_t;
   typedef typename parser_t::settings_store settings_t;
 
   sine_deg  <T> sine;
   cosine_deg<T> cosine;
 
   exprtk::rtl::io::package<T> io_package;
 
   symbol_table_t symbol_table;
 
   symbol_table.add_package          (io_package   );
   symbol_table.add_reserved_function("sin", sine  );
   symbol_table.add_reserved_function("cos", cosine);
 
   typedef typename parser_t::settings_store settings_t;
 
   parser_t parser;
 
   // Disable the ExprTk internal sine/cosine functions
   parser.settings()
      .disable_base_function(settings_t::e_bf_sin)
      .disable_base_function(settings_t::e_bf_cos);
 
   const std::string trigonometry_program =
      " println('sin(30) = ', sin(30)); "
      " println('cos(30) = ', cos(30)); "
      " println('sin(45) = ', sin(45)); "
      " println('cos(45) = ', cos(45)); "
      " println('sin(60) = ', sin(60)); "
      " println('cos(60) = ', cos(60)); ";
 
   expression_t expression;
   expression.register_symbol_table(symbol_table);
 
   parser.compile(trigonometry_program,expression);
 
   expression.value();
}

main()

int main

(

)

Definition at line 96 of file exprtk_degree_trigonometry_example.cpp.

{
   exprtk_degree_trigonometry_example<double>();
   return 0;
}