Class CAtan2LookUpTable

• Defined in File CAtan2LookUpTable.h

Class Documentation

class CAtan2LookUpTable

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

Public 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

inline bool atan2(double y, double x, double &out_atan2) const noexcept

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

Returns:

false if out of grid bounds.

inline 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).

Returns:

false if out of grid bounds.

inline double getXMin() const

inline double getXMax() const

inline double getYMin() const

inline double getYMax() const

inline double getResolution() const

inline size_t getSizeX() const

inline size_t getSizeY() const