utils.cpp File Reference

#include "defs.hpp"
#include "engine/item.h"
#include <map>
#include <set>
#include <complex.h>
#include <acml.h>

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Classes
class	fft_plan_holder
class	__HIDER__::_unique_name
	Create a unique name that cannot already exist in the engine, should never reference directly. More...

Namespaces
namespace	__HIDER__

Functions
void	err (std::string message, std::string function, std::string file, _fatal f)
void	err (std::string message, std::string function, std::string file, _warning w)
void	err (std::string message, std::string function, std::string file, const item *p, _fatal f)
void	err (std::string message, std::string function, std::string file, const item *p, _warning f)
void	err (std::string message, std::string function, std::string file, std::shared_ptr< item > p, _fatal f)
void	err (std::string message, std::string function, std::string file, std::shared_ptr< item > p, _warning f)
void	_fft (comp *_in, comp *_out, const size_t len, int dir, double scale)
	Actual fft function that fft and ifft wrap.
void	fft (comp *in, comp *out, const size_t len)
	This function performs a fourier transform in the forward direction.
void	ifft (comp *in, comp *out, const size_t len)
	This functions performs a normalized fourier transform in the backwards direction.
void	trim (std::string &curline, const std::string &val)
void	ltoken (std::string &tok, std::string &str, std::string delim)
std::string	get_unique_name (std::string base)

Function Documentation

void _fft	(	comp *	_in,
		comp *	_out,
		const size_t	len,
		int	dir,
		double	scale
	)

Actual fft function that fft and ifft wrap.

Definition at line 110 of file utils.cpp.

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void err	(	std::string	message,
		std::string	function,
		std::string	file,
		_fatal	f
	)

Throws a fatal error, and prints the message, function name, and file name. Afterwards, program exits. err("something failed", "some_func", "folder/some_file.cpp", FATAL_ERROR)–>

A fatal error has occured in functions some_func in file "folder/some_file.cpp" Error message is: Something failed Exiting program

Definition at line 37 of file utils.cpp.

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void err	(	std::string	message,
		std::string	function,
		std::string	file,
		_warning	w
	)

Throws a warning, and prints the message, function name, and file name. Afterwards, program continues. err("something failed", "some_func", "folder/some_file.cpp", WARNING)–>

A non-fatal error has occured in functions some_func in file "folder/some_file.cpp" Error message is: Something failed

Definition at line 54 of file utils.cpp.

void err	(	std::string	message,
		std::string	function,
		std::string	file,
		const item *	p,
		_fatal	f
	)

Definition at line 58 of file utils.cpp.

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void err	(	std::string	message,
		std::string	function,
		std::string	file,
		const item *	p,
		_warning	f
	)

Definition at line 65 of file utils.cpp.

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void err	(	std::string	message,
		std::string	function,
		std::string	file,
		std::shared_ptr< item >	p,
		_fatal	f
	)

Definition at line 71 of file utils.cpp.

void err	(	std::string	message,
		std::string	function,
		std::string	file,
		std::shared_ptr< item >	p,
		_warning	f
	)

Definition at line 78 of file utils.cpp.

void fft	(	comp *	in,
		comp *	out,
		const size_t	len
	)

This function performs a fourier transform in the forward direction.

Definition at line 134 of file utils.cpp.

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std::string get_unique_name

(

std::string

base

)

Returns a name that has not been created previously be the function, and should not exist in the engine Will almost certainly not be human-readable or printable on a terminal

Parameters

base	The base string with which to generate the new name

Returns

A unique name

Definition at line 227 of file utils.cpp.

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void ifft	(	comp *	in,
		comp *	out,
		const size_t	len
	)

This functions performs a normalized fourier transform in the backwards direction.

Definition at line 148 of file utils.cpp.

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void ltoken	(	std::string &	tok,
		std::string &	str,
		std::string	delim
	)

Definition at line 189 of file utils.cpp.

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void trim	(	std::string &	curline,
		const std::string &	val
	)

Trims specified characters from beginning and end of string " \n \r stuff-we want \t " –> "stuff we want"

Parameters

curline	The string to be trimmed. Is modified by the function.
val	The characters to be trimmed, are whitespace by default

Definition at line 164 of file utils.cpp.

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