mrpt::math::CAtan2LookUpTable Class Reference

Detailed Description

A look-up-table (LUT) of atan values for any (x,y) value in a square/rectangular grid of predefined resolution.

See also

mrpt::math::CAtan2LookUpTableMultiRes, mrpt::obs::CSinCosLookUpTableFor2DScans

Definition at line 23 of file CAtan2LookUpTable.h.

#include <mrpt/math/CAtan2LookUpTable.h>

Public Member Functions
	CAtan2LookUpTable () noexcept
	CAtan2LookUpTable (double xmin, double xmax, double ymin, double ymax, double resolution) noexcept
void	resize (double xmin, double xmax, double ymin, double ymax, double resolution) noexcept
bool	atan2 (double y, double x, double &out_atan2) const noexcept
	Returns the precomputed value for atan2(y,x). More...
bool	atan2ByIndex (unsigned int iy, unsigned int ix, double &out_atan2) const noexcept
	Returns the precomputed value for atan2() of the corresponding cell with indices (ix,iy). More...
double	getXMin () const
double	getXMax () const
double	getYMin () const
double	getYMax () const
double	getResolution () const
size_t	getSizeX () const
size_t	getSizeY () const

Private Attributes
mrpt::containers::CDynamicGrid< double >	m_grid

Constructor & Destructor Documentation

CAtan2LookUpTable() [1/2]

CAtan2LookUpTable::CAtan2LookUpTable ( )

noexcept

Definition at line 18 of file CAtan2LookUpTable.cpp.

References resize().

Here is the call graph for this function:

CAtan2LookUpTable() [2/2]

CAtan2LookUpTable::CAtan2LookUpTable ( double  xmin, double  xmax, double  ymin, double  ymax, double  resolution  )

noexcept

Definition at line 22 of file CAtan2LookUpTable.cpp.

References resize().

Here is the call graph for this function:

Member Function Documentation

atan2()

bool mrpt::math::CAtan2LookUpTable::atan2 ( double  y, double  x, double &  out_atan2  ) const

inlinenoexcept

Returns the precomputed value for atan2(y,x).

Returns

false if out of grid bounds.

Definition at line 36 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::cellByPos(), and m_grid.

Here is the call graph for this function:

atan2ByIndex()

bool mrpt::math::CAtan2LookUpTable::atan2ByIndex ( unsigned int  iy, unsigned int  ix, double &  out_atan2  ) const

inlinenoexcept

Returns the precomputed value for atan2() of the corresponding cell with indices (ix,iy).

Returns

false if out of grid bounds.

Definition at line 46 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::cellByIndex(), and m_grid.

Here is the call graph for this function:

getResolution()

double mrpt::math::CAtan2LookUpTable::getResolution ( ) const

inline

Definition at line 59 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::getResolution(), and m_grid.

Here is the call graph for this function:

getSizeX()

size_t mrpt::math::CAtan2LookUpTable::getSizeX ( ) const

inline

Definition at line 60 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::getSizeX(), and m_grid.

Here is the call graph for this function:

getSizeY()

size_t mrpt::math::CAtan2LookUpTable::getSizeY ( ) const

inline

Definition at line 61 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::getSizeY(), and m_grid.

Here is the call graph for this function:

getXMax()

double mrpt::math::CAtan2LookUpTable::getXMax ( ) const

inline

Definition at line 56 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::getXMax(), and m_grid.

Here is the call graph for this function:

getXMin()

double mrpt::math::CAtan2LookUpTable::getXMin ( ) const

inline

Definition at line 55 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::getXMin(), and m_grid.

Here is the call graph for this function:

getYMax()

double mrpt::math::CAtan2LookUpTable::getYMax ( ) const

inline

Definition at line 58 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::getYMax(), and m_grid.

Here is the call graph for this function:

getYMin()

double mrpt::math::CAtan2LookUpTable::getYMin ( ) const

inline

Definition at line 57 of file CAtan2LookUpTable.h.

References mrpt::containers::CDynamicGrid< T >::getYMin(), and m_grid.

Here is the call graph for this function:

resize()

void CAtan2LookUpTable::resize ( double  xmin, double  xmax, double  ymin, double  ymax, double  resolution  )

noexcept

Definition at line 29 of file CAtan2LookUpTable.cpp.

Referenced by CAtan2LookUpTable().

Here is the caller graph for this function:

Member Data Documentation

m_grid

mrpt::containers::CDynamicGrid<double> mrpt::math::CAtan2LookUpTable::m_grid

private

Definition at line 64 of file CAtan2LookUpTable.h.

Referenced by atan2(), atan2ByIndex(), getResolution(), getSizeX(), getSizeY(), getXMax(), getXMin(), getYMax(), and getYMin().