LSST Applications  21.0.0-172-gfb10e10a+18fedfabac,22.0.0+297cba6710,22.0.0+80564b0ff1,22.0.0+8d77f4f51a,22.0.0+a28f4c53b1,22.0.0+dcf3732eb2,22.0.1-1-g7d6de66+2a20fdde0d,22.0.1-1-g8e32f31+297cba6710,22.0.1-1-geca5380+7fa3b7d9b6,22.0.1-12-g44dc1dc+2a20fdde0d,22.0.1-15-g6a90155+515f58c32b,22.0.1-16-g9282f48+790f5f2caa,22.0.1-2-g92698f7+dcf3732eb2,22.0.1-2-ga9b0f51+7fa3b7d9b6,22.0.1-2-gd1925c9+bf4f0e694f,22.0.1-24-g1ad7a390+a9625a72a8,22.0.1-25-g5bf6245+3ad8ecd50b,22.0.1-25-gb120d7b+8b5510f75f,22.0.1-27-g97737f7+2a20fdde0d,22.0.1-32-gf62ce7b1+aa4237961e,22.0.1-4-g0b3f228+2a20fdde0d,22.0.1-4-g243d05b+871c1b8305,22.0.1-4-g3a563be+32dcf1063f,22.0.1-4-g44f2e3d+9e4ab0f4fa,22.0.1-42-gca6935d93+ba5e5ca3eb,22.0.1-5-g15c806e+85460ae5f3,22.0.1-5-g58711c4+611d128589,22.0.1-5-g75bb458+99c117b92f,22.0.1-6-g1c63a23+7fa3b7d9b6,22.0.1-6-g50866e6+84ff5a128b,22.0.1-6-g8d3140d+720564cf76,22.0.1-6-gd805d02+cc5644f571,22.0.1-8-ge5750ce+85460ae5f3,master-g6e05de7fdc+babf819c66,master-g99da0e417a+8d77f4f51a,w.2021.48
LSST Data Management Base Package
Public Member Functions | List of all members
lsst::jointcal::Histo2d Class Reference

#include <Histo2d.h>

Public Member Functions

 Histo2d ()
 
 Histo2d (int nx, float minx, float maxx, int ny, float miny, float maxy)
 
 Histo2d (const Histo2d &other)
 
void fill (float x, float y, float weight=1.)
 
double maxBin (double &x, double &y) const
 
void binWidth (double &Hdx, double &Hdy) const
 
double binContent (double x, double y) const
 
void zeroBin (double x, double y)
 
 ~Histo2d ()
 

Detailed Description

Definition at line 33 of file Histo2d.h.

Constructor & Destructor Documentation

◆ Histo2d() [1/3]

lsst::jointcal::Histo2d::Histo2d ( )
inline

Definition at line 35 of file Histo2d.h.

35 : data() {}

◆ Histo2d() [2/3]

lsst::jointcal::Histo2d::Histo2d ( int  nx,
float  minx,
float  maxx,
int  ny,
float  miny,
float  maxy 
)

Definition at line 39 of file Histo2d.cc.

39  : data(nnx * nny, 0.) {
40  nx = nnx;
41  ny = nny;
42  minx = mminx;
43  miny = mminy;
44  if (mmaxx != mminx)
45  scalex = nx / (mmaxx - mminx);
46  else {
47  LOGL_WARN(_log, "Histo2d: minx = maxx requested");
48  scalex = 1.0;
49  }
50  if (mmaxy != mminy)
51  scaley = ny / (mmaxy - mminy);
52  else {
53  LOGL_WARN(_log, "Histo2d: maxy = miny requested");
54  scaley = 1.0;
55  }
56 }
#define LOGL_WARN(logger, message...)
Log a warn-level message using a varargs/printf style interface.
Definition: Log.h:547

◆ Histo2d() [3/3]

lsst::jointcal::Histo2d::Histo2d ( const Histo2d other)

Definition at line 58 of file Histo2d.cc.

58  {
59  data = other.data;
60  nx = other.nx;
61  ny = other.ny;
62  minx = other.minx;
63  miny = other.miny;
64  scalex = other.scalex;
65  scaley = other.scaley;
66 }
T data(T... args)

◆ ~Histo2d()

lsst::jointcal::Histo2d::~Histo2d ( )
inline

Definition at line 53 of file Histo2d.h.

53 {}

Member Function Documentation

◆ binContent()

double lsst::jointcal::Histo2d::binContent ( double  x,
double  y 
) const

Definition at line 102 of file Histo2d.cc.

102  {
103  int ix, iy;
104  if (indices(x, y, ix, iy)) return data[iy + ny * ix];
105  LOGL_WARN(_log, "Histo2D::binContent outside limits requested");
106  return -1e30;
107 }
double x
int y
Definition: SpanSet.cc:48

◆ binWidth()

void lsst::jointcal::Histo2d::binWidth ( double &  Hdx,
double &  Hdy 
) const
inline

Definition at line 44 of file Histo2d.h.

44  {
45  Hdx = 1. / scalex;
46  Hdy = 1. / scaley;
47  }

◆ fill()

void lsst::jointcal::Histo2d::fill ( float  x,
float  y,
float  weight = 1. 
)

Definition at line 75 of file Histo2d.cc.

75  {
76  int ix, iy;
77  if (indices(x, y, ix, iy)) data[iy + ny * ix] += weight;
78 }
afw::table::Key< double > weight

◆ maxBin()

double lsst::jointcal::Histo2d::maxBin ( double &  x,
double &  y 
) const

Definition at line 80 of file Histo2d.cc.

80  {
81  int imax = 0;
82  float valmax = -1e30;
83 
84  for (std::size_t i = 0; i < data.size(); i++) {
85  if (data[i] > valmax) {
86  valmax = data[i];
87  imax = i;
88  }
89  }
90  int ix = imax / ny;
91  int iy = imax - ix * ny;
92  x = minx + ((float)ix + 0.5) / scalex;
93  y = miny + ((float)iy + 0.5) / scaley;
94  return valmax;
95 }
T size(T... args)

◆ zeroBin()

void lsst::jointcal::Histo2d::zeroBin ( double  x,
double  y 
)

Definition at line 97 of file Histo2d.cc.

97  {
98  int ix, iy;
99  if (indices(x, y, ix, iy)) data[iy + ny * ix] = 0;
100 }

The documentation for this class was generated from the following files: