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mrpt::system Namespace Reference

This namespace provides a OS-independent interface to many useful functions: filenames manipulation, time and date, string parsing, file I/O, threading, memory allocation, etc. More...


Namespaces

namespace  os
 This namespace provides a OS-independent interface to low-level functions.

Classes

class  CDirectoryExplorer
 This class allows the enumeration of the files/directories that exist into a given path. More...
class  CFileSystemWatcher
 This class subscribes to notifications of file system changes, thus it can be used to efficiently stay informed about changes in a directory tree. More...
struct  TThreadHandle
 This structure contains the information needed to interface the threads API on each platform:. More...
struct  TTimeParts
 The parts of a date/time (it's like the standard 'tm' but with fractions of seconds). More...

Functions

void MRPTDLLIMPEXP sleep (int time_ms) MRPT_NO_THROWS
 An OS-independent method for sending the current thread to "sleep" for a given period of time.
char MRPTDLLIMPEXP * strtok (char *str, const char *strDelimit, char **context) MRPT_NO_THROWS
 An OS-independent method for tokenizing a string.
void MRPTDLLIMPEXP tokenize (const std::string &inString, const std::string &inDelimiters, std::deque< std::string > &outTokens) MRPT_NO_THROWS
 Tokenizes a string according to a set of delimiting characters.
void MRPTDLLIMPEXP tokenize (const std::string &inString, const std::string &inDelimiters, std::vector< std::string > &outTokens) MRPT_NO_THROWS
 Tokenizes a string according to a set of delimiting characters.
std::string MRPTDLLIMPEXP trim (const std::string &str)
 Removes leading and trailing spaces:.
bool MRPTDLLIMPEXP isNaN (float f) MRPT_NO_THROWS
 Returns true if the number is NaN.
bool MRPTDLLIMPEXP isNaN (double f) MRPT_NO_THROWS
 Returns true if the number is NaN.
bool MRPTDLLIMPEXP isFinite (float f) MRPT_NO_THROWS
 Returns true if the number is non infinity.
bool MRPTDLLIMPEXP isFinite (double f) MRPT_NO_THROWS
 Returns true if the number is non infinity.
void MRPTDLLIMPEXP pause () MRPT_NO_THROWS
 Shows the message "Press any key to continue" to the current standard output and returns when a key is pressed.
void MRPTDLLIMPEXP clearConsole ()
 Clears the console window.
bool MRPTDLLIMPEXP vectorToTextFile (const std::vector< float > &vec, const std::string &fileName, bool append=false, bool byRows=false)
 A useful function for debuging, which saves a std::vector into a text file (compat.
bool MRPTDLLIMPEXP vectorToTextFile (const std::vector< double > &vec, const std::string &fileName, bool append=false, bool byRows=false)
 A useful function for debuging, which saves a std::vector into a text file (compat.
bool MRPTDLLIMPEXP vectorToTextFile (const std::vector< int > &vec, const std::string &fileName, bool append=false, bool byRows=false)
 A useful function for debuging, which saves a std::vector into a text file (compat.
bool MRPTDLLIMPEXP vectorToTextFile (const std::vector< size_t > &vec, const std::string &fileName, bool append=false, bool byRows=false)
 A useful function for debuging, which saves a std::vector into a text file (compat.
bool MRPTDLLIMPEXP vectorToBinaryFile (const vector_byte &vec, const std::string &fileName)
 Saves a vector directly as a binary dump to a file:.
bool MRPTDLLIMPEXP loadBinaryFile (vector_byte &out_data, const std::string &fileName)
 Loads a entire file as a vector of bytes.
unsigned long MRPTDLLIMPEXP getMemoryUsage ()
 Returns the memory occupied by this process, in bytes.
std::string MRPTDLLIMPEXP toUpperCase (const std::string &str)
 Returns a lower-case version of a string.
std::string MRPTDLLIMPEXP toLowerCase (const std::string &str)
 Returns an upper-case version of a string.
std::string MRPTDLLIMPEXP upperCase (const std::string &str)
 Returns a lower-case version of a string.
std::string MRPTDLLIMPEXP lowerCase (const std::string &str)
 Returns an upper-case version of a string.
std::string MRPTDLLIMPEXP MRPT_getCompilationDate ()
 Returns the MRPT compilation date.
std::string MRPTDLLIMPEXP MRPT_getVersion ()
 Returns a string describing the MRPT version including the SVN number.
void MRPTDLLIMPEXP registerFatalExceptionHandlers ()
 Call this to register handlers for fatal erros (memory access,etc) that show useful debug information (It is called automatically normally, no need for the user to explicitly call this method.
void MRPTDLLIMPEXP decodeUTF8 (const std::string &strUTF8, vector_word &out_uniStr)
 Decodes a UTF-8 string into an UNICODE string.
void MRPTDLLIMPEXP encodeUTF8 (const vector_word &input, std::string &output)
 Encodes a 2-bytes UNICODE string into a UTF-8 string.
Directories, files, and file names
std::string MRPTDLLIMPEXP extractFileName (const std::string &filePath)
 Extract just the name (without extension) of a filename from a complete path plus name plus extension.
std::string MRPTDLLIMPEXP getTempFileName ()
 Returns the name of a proposed temporary file name.
std::string MRPTDLLIMPEXP getcwd ()
 Returns the current working directory.
bool MRPTDLLIMPEXP createDirectory (const std::string &dirName)
 Creates a directory.
bool MRPTDLLIMPEXP deleteFile (const std::string &fileName)
 Deletes a single file.
void MRPTDLLIMPEXP deleteFiles (const std::string &s)
 Delete one or more files, especified by the (optional) path and the file name (including '?' or '*') - Use forward slash ('/') for directories for compatibility between Windows and Linux, since they will be internally traslated into backward slashes ('\') if MRPT is compiled under Windows.
bool MRPTDLLIMPEXP renameFile (const std::string &oldFileName, const std::string &newFileName, std::string *error_msg=NULL)
 Renames a file - If the target path is different and the filesystem allows it, it will be moved to the new location.
void MRPTDLLIMPEXP deleteFilesInDirectory (const std::string &s)
 Delete all the files in a given directory.
std::string MRPTDLLIMPEXP extractFileExtension (const std::string &filePath, bool ignore_gz=false)
 Extract the extension of a filename.
std::string MRPTDLLIMPEXP extractFileDirectory (const std::string &filePath)
 Extract the whole path (the directory) of a filename from a complete path plus name plus extension.
bool MRPTDLLIMPEXP fileExists (const std::string &fileName)
 Test if a given file (or directory) exists.
std::string MRPTDLLIMPEXP fileNameStripInvalidChars (const std::string &filename)
 Replace invalid filename chars by underscores ('_').

Threads

enum  TProcessPriority { ppIdle = 0, ppNormal, ppHigh, ppVeryHigh }
 The type for cross-platform process (application) priorities. More...
enum  TThreadPriority { tpLow = 0, tpNormal, tpHigh }
 The type for cross-platform thread priorities. More...
TThreadHandle MRPTDLLIMPEXP createThread (void(*func)(void *), void *param)
 Creates a new thread.
void MRPTDLLIMPEXP joinThread (const TThreadHandle &threadHandle)
 Waits until the given thread ends.
unsigned long MRPTDLLIMPEXP getCurrentThreadId () MRPT_NO_THROWS
 Returns the ID of the current thread.
void MRPTDLLIMPEXP getCurrentThreadTimes (time_t &creationTime, time_t &exitTime, double &cpuTime)
 Returns the creation and exit times of the current thread and its CPU time consumed.
void MRPTDLLIMPEXP changeThreadPriority (const TThreadHandle &threadHandle, TThreadPriority priority)
 Change the priority of the given thread.
void MRPTDLLIMPEXP changeCurrentProcessPriority (TProcessPriority priority)
 Change the priority of the given process (it applies to all the threads, plus independent modifiers for each thread).

Time and date functions

typedef uint64_t TTimeStamp
 A system independent time type, it holds the the number of 100-nanosecond intervals since January 1, 1601 (UTC).
mrpt::system::TTimeStamp
MRPTDLLIMPEXP 
buildTimestampFromParts (const mrpt::system::TTimeParts &p)
 Builds a timestamp from the parts (Parts are in UTC).
mrpt::system::TTimeStamp
MRPTDLLIMPEXP 
buildTimestampFromPartsLocalTime (const mrpt::system::TTimeParts &p)
 Builds a timestamp from the parts (Parts are in local time).
void MRPTDLLIMPEXP timestampToParts (TTimeStamp t, TTimeParts &p)
 Gets the individual parts of a date/time (days, hours, minutes, seconds).
mrpt::system::TTimeStamp
MRPTDLLIMPEXP 
getCurrentTime ()
 Returns the current (UTC) system time.
mrpt::system::TTimeStamp
MRPTDLLIMPEXP 
now ()
 A shortcut for system::getCurrentTime.
mrpt::system::TTimeStamp
MRPTDLLIMPEXP 
getCurrentLocalTime ()
 Returns the current (local) time.
mrpt::system::TTimeStamp
MRPTDLLIMPEXP 
time_tToTimestamp (const double &t)
 Transform from standard "time_t" (actually a double number, it can contain fractions of seconds) to TTimeStamp.
mrpt::system::TTimeStamp
MRPTDLLIMPEXP 
time_tToTimestamp (const time_t &t)
 Transform from standard "time_t" to TTimeStamp.
double MRPTDLLIMPEXP timestampTotime_t (const mrpt::system::TTimeStamp &t)
 Transform from TTimeStamp to standard "time_t" (actually a double number, it can contain fractions of seconds).
double MRPTDLLIMPEXP timeDifference (const mrpt::system::TTimeStamp &t_first, const mrpt::system::TTimeStamp &t_later)
 Retuns the time difference from t1 to t2 (positive if t2 is posterior to t1), in seconds.
mrpt::system::TTimeStamp
MRPTDLLIMPEXP 
secondsToTimestamp (const double &nSeconds)
 Transform a time interval (in seconds) into TTimeStamp (e.g.
std::string MRPTDLLIMPEXP formatTimeInterval (const double &timeSeconds)
 Returns a formated string with the given time difference (passed as the number of seconds), as a string [H]H:MM:SS.MILISECS.
std::string MRPTDLLIMPEXP dateTimeToString (const mrpt::system::TTimeStamp &t)
 Convert a timestamp into this textual form (UTC time): YEAR/MONTH/DAY,HH:MM:SS.MMM.
std::string MRPTDLLIMPEXP dateTimeLocalToString (const mrpt::system::TTimeStamp &t)
 Convert a timestamp into this textual form (in local time): YEAR/MONTH/DAY,HH:MM:SS.MMM.
std::string MRPTDLLIMPEXP dateToString (const mrpt::system::TTimeStamp &t)
 Convert a timestamp into this textual form: YEAR/MONTH/DAY.
double MRPTDLLIMPEXP extractDayTimeFromTimestamp (const mrpt::system::TTimeStamp &t)
 Returns the number of seconds ellapsed from midnight in the given timestamp.
std::string MRPTDLLIMPEXP timeToString (const mrpt::system::TTimeStamp &t)
 Convert a timestamp into this textual form (UTC): HH:MM:SS.MMMMMM.
std::string MRPTDLLIMPEXP timeLocalToString (const mrpt::system::TTimeStamp &t)
 Convert a timestamp into this textual form (in local time): HH:MM:SS.MMMMMM.


Detailed Description

This namespace provides a OS-independent interface to many useful functions: filenames manipulation, time and date, string parsing, file I/O, threading, memory allocation, etc.

See also:
mrpt::system::os


Typedef Documentation

typedef uint64_t mrpt::system::TTimeStamp

A system independent time type, it holds the the number of 100-nanosecond intervals since January 1, 1601 (UTC).

See also:
system::getCurrentTime, system::timeDifference, INVALID_TIMESTAMP, TTimeParts

Definition at line 396 of file os.h.


Enumeration Type Documentation

The type for cross-platform process (application) priorities.

See also:
changeCurrentProcessPriority
Enumerator:
ppIdle 
ppNormal 
ppHigh 
ppVeryHigh 

Definition at line 129 of file os.h.

The type for cross-platform thread priorities.

See also:
changeThreadPriority
Enumerator:
tpLow 
tpNormal 
tpHigh 

Definition at line 139 of file os.h.


Function Documentation

mrpt::system::TTimeStamp MRPTDLLIMPEXP mrpt::system::buildTimestampFromParts ( const mrpt::system::TTimeParts p  ) 

Builds a timestamp from the parts (Parts are in UTC).

See also:
timestampToParts

mrpt::system::TTimeStamp MRPTDLLIMPEXP mrpt::system::buildTimestampFromPartsLocalTime ( const mrpt::system::TTimeParts p  ) 

Builds a timestamp from the parts (Parts are in local time).

See also:
timestampToParts, buildTimestampFromParts

void MRPTDLLIMPEXP mrpt::system::changeCurrentProcessPriority ( TProcessPriority  priority  ) 

Change the priority of the given process (it applies to all the threads, plus independent modifiers for each thread).

See also:
createThread, changeThreadPriority

void MRPTDLLIMPEXP mrpt::system::changeThreadPriority ( const TThreadHandle &  threadHandle,
TThreadPriority  priority 
)

Change the priority of the given thread.

See also:
createThread, changeCurrentProcessPriority

void MRPTDLLIMPEXP mrpt::system::clearConsole (  ) 

Clears the console window.

bool MRPTDLLIMPEXP mrpt::system::createDirectory ( const std::string &  dirName  ) 

Creates a directory.

Returns:
Returns false on any error, true on everything OK.
Todo:
Seems to return false on Linux even after creating the directory OK.

TThreadHandle MRPTDLLIMPEXP mrpt::system::createThread ( void(*)(void *)  func,
void *  param 
)

Creates a new thread.

This function creates, and start, a new thread running some code given by a function. The thread function should end by returning as normal.

Parameters:
func The function with the code to run in the thread.
param The parameter to be passed to the new thread function.
Returns:
A structure that represents the thread (it contains its ID and, in Windows, its HANDLE).
Exceptions:
std::exception If the operation fails
See also:
endThread, joinThread, changeThreadPriority

std::string MRPTDLLIMPEXP mrpt::system::dateTimeLocalToString ( const mrpt::system::TTimeStamp t  ) 

Convert a timestamp into this textual form (in local time): YEAR/MONTH/DAY,HH:MM:SS.MMM.

See also:
dateTimeToString

std::string MRPTDLLIMPEXP mrpt::system::dateTimeToString ( const mrpt::system::TTimeStamp t  ) 

Convert a timestamp into this textual form (UTC time): YEAR/MONTH/DAY,HH:MM:SS.MMM.

See also:
dateTimeLocalToString

std::string MRPTDLLIMPEXP mrpt::system::dateToString ( const mrpt::system::TTimeStamp t  ) 

Convert a timestamp into this textual form: YEAR/MONTH/DAY.

void MRPTDLLIMPEXP mrpt::system::decodeUTF8 ( const std::string &  strUTF8,
vector_word &  out_uniStr 
)

bool MRPTDLLIMPEXP mrpt::system::deleteFile ( const std::string &  fileName  ) 

Deletes a single file.

For multiple files see deleteFiles

Returns:
Returns false on any error, true on everything OK.
See also:
deleteFiles

void MRPTDLLIMPEXP mrpt::system::deleteFiles ( const std::string &  s  ) 

Delete one or more files, especified by the (optional) path and the file name (including '?' or '*') - Use forward slash ('/') for directories for compatibility between Windows and Linux, since they will be internally traslated into backward slashes ('\') if MRPT is compiled under Windows.

See also:
deleteFile

void MRPTDLLIMPEXP mrpt::system::deleteFilesInDirectory ( const std::string &  s  ) 

Delete all the files in a given directory.

See also:
deleteFile

void MRPTDLLIMPEXP mrpt::system::encodeUTF8 ( const vector_word &  input,
std::string &  output 
)

double MRPTDLLIMPEXP mrpt::system::extractDayTimeFromTimestamp ( const mrpt::system::TTimeStamp t  ) 

Returns the number of seconds ellapsed from midnight in the given timestamp.

std::string MRPTDLLIMPEXP mrpt::system::extractFileDirectory ( const std::string &  filePath  ) 

Extract the whole path (the directory) of a filename from a complete path plus name plus extension.

This function works for either "/" or "\" directory separators.

See also:
extractFileName,extractFileExtension

std::string MRPTDLLIMPEXP mrpt::system::extractFileExtension ( const std::string &  filePath,
bool  ignore_gz = false 
)

Extract the extension of a filename.

For example, for "dummy.cpp", it will return "cpp". If "ignore_gz" is true, the second extension will be returned if the file name ends in ".gz", for example, for "foo.map.gz", this will return "map".

See also:
extractFileName,extractFileDirectory

std::string MRPTDLLIMPEXP mrpt::system::extractFileName ( const std::string &  filePath  ) 

Extract just the name (without extension) of a filename from a complete path plus name plus extension.

This function works for either "/" or "\" directory separators.

See also:
extractFileExtension,extractFileDirectory

bool MRPTDLLIMPEXP mrpt::system::fileExists ( const std::string &  fileName  ) 

Test if a given file (or directory) exists.

std::string MRPTDLLIMPEXP mrpt::system::fileNameStripInvalidChars ( const std::string &  filename  ) 

Replace invalid filename chars by underscores ('_').

Invalid chars are identified by those not being alphanumeric or: ".-#%$&()+[]{}"

std::string MRPTDLLIMPEXP mrpt::system::formatTimeInterval ( const double &  timeSeconds  ) 

Returns a formated string with the given time difference (passed as the number of seconds), as a string [H]H:MM:SS.MILISECS.

mrpt::system::TTimeStamp MRPTDLLIMPEXP mrpt::system::getCurrentLocalTime (  ) 

Returns the current (local) time.

See also:
now,getCurrentTime

unsigned long MRPTDLLIMPEXP mrpt::system::getCurrentThreadId (  ) 

Returns the ID of the current thread.

void MRPTDLLIMPEXP mrpt::system::getCurrentThreadTimes ( time_t &  creationTime,
time_t &  exitTime,
double &  cpuTime 
)

Returns the creation and exit times of the current thread and its CPU time consumed.

Parameters:
creationTime The creation time of the thread.
exitTime The exit time of the thread, or undefined if it is still running.
cpuTime The CPU time consumed by the thread, in seconds.
Exceptions:
std::exception If the operation fails
See also:
getCurrentThreadId, createThread

mrpt::system::TTimeStamp MRPTDLLIMPEXP mrpt::system::getCurrentTime (  ) 

Returns the current (UTC) system time.

See also:
now,getCurrentLocalTime

Referenced by now().

std::string MRPTDLLIMPEXP mrpt::system::getcwd (  ) 

Returns the current working directory.

unsigned long MRPTDLLIMPEXP mrpt::system::getMemoryUsage (  ) 

Returns the memory occupied by this process, in bytes.

std::string MRPTDLLIMPEXP mrpt::system::getTempFileName (  ) 

Returns the name of a proposed temporary file name.

bool MRPTDLLIMPEXP mrpt::system::isFinite ( double  f  ) 

Returns true if the number is non infinity.

bool MRPTDLLIMPEXP mrpt::system::isFinite ( float  f  ) 

Returns true if the number is non infinity.

bool MRPTDLLIMPEXP mrpt::system::isNaN ( double  f  ) 

Returns true if the number is NaN.

bool MRPTDLLIMPEXP mrpt::system::isNaN ( float  f  ) 

Returns true if the number is NaN.

void MRPTDLLIMPEXP mrpt::system::joinThread ( const TThreadHandle &  threadHandle  ) 

Waits until the given thread ends.

See also:
createThread, endThread

bool MRPTDLLIMPEXP mrpt::system::loadBinaryFile ( vector_byte &  out_data,
const std::string &  fileName 
)

Loads a entire file as a vector of bytes.

Returns:
Returns false on any error, true on everything OK.

std::string MRPTDLLIMPEXP mrpt::system::lowerCase ( const std::string &  str  ) 

Returns an upper-case version of a string.

See also:
upperCase

std::string MRPTDLLIMPEXP mrpt::system::MRPT_getCompilationDate (  ) 

Returns the MRPT compilation date.

std::string MRPTDLLIMPEXP mrpt::system::MRPT_getVersion (  ) 

Returns a string describing the MRPT version including the SVN number.

mrpt::system::TTimeStamp MRPTDLLIMPEXP mrpt::system::now (  )  [inline]

A shortcut for system::getCurrentTime.

See also:
getCurrentTime, getCurrentLocalTime

Definition at line 436 of file os.h.

References getCurrentTime().

void MRPTDLLIMPEXP mrpt::system::pause (  ) 

Shows the message "Press any key to continue" to the current standard output and returns when a key is pressed.

void MRPTDLLIMPEXP mrpt::system::registerFatalExceptionHandlers (  ) 

Call this to register handlers for fatal erros (memory access,etc) that show useful debug information (It is called automatically normally, no need for the user to explicitly call this method.

).

bool MRPTDLLIMPEXP mrpt::system::renameFile ( const std::string &  oldFileName,
const std::string &  newFileName,
std::string *  error_msg = NULL 
)

Renames a file - If the target path is different and the filesystem allows it, it will be moved to the new location.

Returns:
false on any error. In that case, if a pointer to a receiver string is passed in error_msg, a description of the error is saved there.

mrpt::system::TTimeStamp MRPTDLLIMPEXP mrpt::system::secondsToTimestamp ( const double &  nSeconds  ) 

Transform a time interval (in seconds) into TTimeStamp (e.g.

which can be added to an existing valid timestamp)

void MRPTDLLIMPEXP mrpt::system::sleep ( int  time_ms  ) 

An OS-independent method for sending the current thread to "sleep" for a given period of time.

Parameters:
time_ms The sleep period, in miliseconds.

char MRPTDLLIMPEXP* mrpt::system::strtok ( char *  str,
const char *  strDelimit,
char **  context 
)

An OS-independent method for tokenizing a string.

The extra parameter "context" must be a pointer to a "char*" variable, which needs no initialization and is used to save information between calls to strtok.

See also:
system::tokenize

mrpt::system::TTimeStamp MRPTDLLIMPEXP mrpt::system::time_tToTimestamp ( const time_t &  t  ) 

Transform from standard "time_t" to TTimeStamp.

See also:
timestampTotime_t

mrpt::system::TTimeStamp MRPTDLLIMPEXP mrpt::system::time_tToTimestamp ( const double &  t  ) 

Transform from standard "time_t" (actually a double number, it can contain fractions of seconds) to TTimeStamp.

See also:
timestampTotime_t

double MRPTDLLIMPEXP mrpt::system::timeDifference ( const mrpt::system::TTimeStamp t_first,
const mrpt::system::TTimeStamp t_later 
)

Retuns the time difference from t1 to t2 (positive if t2 is posterior to t1), in seconds.

std::string MRPTDLLIMPEXP mrpt::system::timeLocalToString ( const mrpt::system::TTimeStamp t  ) 

Convert a timestamp into this textual form (in local time): HH:MM:SS.MMMMMM.

void MRPTDLLIMPEXP mrpt::system::timestampToParts ( TTimeStamp  t,
TTimeParts &  p 
)

Gets the individual parts of a date/time (days, hours, minutes, seconds).

See also:
buildTimestampFromParts

double MRPTDLLIMPEXP mrpt::system::timestampTotime_t ( const mrpt::system::TTimeStamp t  ) 

Transform from TTimeStamp to standard "time_t" (actually a double number, it can contain fractions of seconds).

See also:
time_tToTimestamp

std::string MRPTDLLIMPEXP mrpt::system::timeToString ( const mrpt::system::TTimeStamp t  ) 

Convert a timestamp into this textual form (UTC): HH:MM:SS.MMMMMM.

void MRPTDLLIMPEXP mrpt::system::tokenize ( const std::string &  inString,
const std::string &  inDelimiters,
std::vector< std::string > &  outTokens 
)

Tokenizes a string according to a set of delimiting characters.

Example:

                  std::vector<std::string>      tokens;
                  tokenize( " - Pepe-Er  Muo"," -",tokens);

Will generate 3 tokens:

  • "Pepe"
  • "Er"
  • "Muo"

void MRPTDLLIMPEXP mrpt::system::tokenize ( const std::string &  inString,
const std::string &  inDelimiters,
std::deque< std::string > &  outTokens 
)

Tokenizes a string according to a set of delimiting characters.

Example:

                  std::vector<std::string>      tokens;
                  tokenize( " - Pepe-Er  Muo"," -",tokens);

Will generate 3 tokens:

  • "Pepe"
  • "Er"
  • "Muo"

std::string MRPTDLLIMPEXP mrpt::system::toLowerCase ( const std::string &  str  ) 

Returns an upper-case version of a string.

See also:
toUpperCase

std::string MRPTDLLIMPEXP mrpt::system::toUpperCase ( const std::string &  str  ) 

Returns a lower-case version of a string.

See also:
toLowerCase

std::string MRPTDLLIMPEXP mrpt::system::trim ( const std::string &  str  ) 

Removes leading and trailing spaces:.

std::string MRPTDLLIMPEXP mrpt::system::upperCase ( const std::string &  str  ) 

Returns a lower-case version of a string.

See also:
lowerCase

bool MRPTDLLIMPEXP mrpt::system::vectorToBinaryFile ( const vector_byte &  vec,
const std::string &  fileName 
)

Saves a vector directly as a binary dump to a file:.

Returns:
Returns false on any error, true on everything OK.

bool MRPTDLLIMPEXP mrpt::system::vectorToTextFile ( const std::vector< size_t > &  vec,
const std::string &  fileName,
bool  append = false,
bool  byRows = false 
)

A useful function for debuging, which saves a std::vector into a text file (compat.

with MATLAB)

Returns:
Returns false on any error, true on everything OK.

bool MRPTDLLIMPEXP mrpt::system::vectorToTextFile ( const std::vector< int > &  vec,
const std::string &  fileName,
bool  append = false,
bool  byRows = false 
)

A useful function for debuging, which saves a std::vector into a text file (compat.

with MATLAB)

Returns:
Returns false on any error, true on everything OK.

bool MRPTDLLIMPEXP mrpt::system::vectorToTextFile ( const std::vector< double > &  vec,
const std::string &  fileName,
bool  append = false,
bool  byRows = false 
)

A useful function for debuging, which saves a std::vector into a text file (compat.

with MATLAB)

Returns:
Returns false on any error, true on everything OK.

bool MRPTDLLIMPEXP mrpt::system::vectorToTextFile ( const std::vector< float > &  vec,
const std::string &  fileName,
bool  append = false,
bool  byRows = false 
)

A useful function for debuging, which saves a std::vector into a text file (compat.

with MATLAB)

Returns:
Returns false on any error, true on everything OK.




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