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// Copyright (C) 1999-2017
// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
// For conditions of distribution and use, see copyright notice in "copyright"
#ifndef __fitsdata_h__
#define __fitsdata_h__
#include "base.h"
#include "file.h"
class ColorScale;
class FitsFile;
class FitsBound {
public:
int xmin;
int xmax;
int ymin;
int ymax;
public:
FitsBound() {xmin= xmax= ymin= ymax= 0;}
FitsBound(int x0, int y0, int x1, int y1)
{xmin=x0; xmax=x1; ymin=y0; ymax=y1;}
FitsBound(const FitsBound &bb)
{xmin=bb.xmin; xmax=bb.xmax; ymin=bb.ymin; ymax=bb.ymax;}
void set(int x0, int y0, int x1, int y1) {xmin=x0; xmax=x1; ymin=y0; ymax=y1;}
};
ostream& operator<<(ostream&, const FitsBound&);
class FitsData {
protected:
Tcl_Interp* interp_;
long width_;
long height_;
char buf_[32];
int byteswap_;
double bscale_;
double bzero_;
int hasscaling_;
int blank_;
int hasblank_;
double min_; // bscale applied
Vector minXY_;
double max_; // bscale applied
Vector maxXY_;
double high_; // bscale applied
double low_; // bscale applied
float zHigh_; // bscale applied
float zLow_; // bscale applied
double aLow_; // bscale applied
double aHigh_; // bscale applied
double ulow_; // bscale applied
double uhigh_; // bscale applied
int scanValid_;
int minmaxSample_;
float zContrast_;
int zSample_;
int zLine_;
int zscaleValid_;
int autoCutValid_;
float autoCutPer_;
FrScale::ClipMode clipMode_;
FrScale::MinMaxMode minmaxMode_;
FrScale::SecMode secMode_;
double datamin_; // bscale applied
double datamax_; // bscale applied
int hasdatamin_;
double irafmin_; // bscale applied
double irafmax_; // bscale applied
int hasirafmin_;
// zscale constants
enum PixelType {GOOD_PIXEL, BAD_PIXEL, REJECT_PIXEL};
int zSubSample(float*, float*, int, int);
int zFitLine(float*, int, float*, float*, float, int, int);
void zFlattenData (float*, float*, float*, int npix, float, float dz);
int zComputeSigma (float*, short*, int npix, float*, float*);
int zRejectPixels (float*, float*, float*, short*, int, double*,
double*, double*, double*, float, int);
protected:
void autoCut(FitsBound*);
int calcIncr();
public:
FitsData(FitsFile*, Tcl_Interp*);
virtual ~FitsData();
virtual void* data() =0;
virtual const char* getValue(const Vector&) =0;
virtual float getValueFloat(const Vector&) =0;
virtual double getValueDouble(const Vector&) =0;
virtual int getValueMask(const Vector&) =0;
virtual int getValueMask(double,double) =0;
virtual float getValueFloat(long) =0;
virtual double getValueDouble(long) =0;
virtual int getValueMask(long) =0;
double min();
const Vector& minXY() {return minXY_;}
double max();
const Vector& maxXY() {return maxXY_;}
const char* getMin();
const char* getMinX();
const char* getMinY();
const char* getMax();
const char* getMaxX();
const char* getMaxY();
const char* getLow();
const char* getHigh();
double low() {return low_;}
double high() {return high_;}
void setClip(double ll, double hh) {low_ =ll; high_ =hh;}
virtual void updateClip(FrScale*, FitsBound*) =0;
int hasDATAMIN() {return hasdatamin_;}
int hasIRAFMIN() {return hasirafmin_;}
virtual void hist(double*,int,double,double,FitsBound*) =0;
};
template<class T>
class FitsDatam : public FitsData {
private:
T* data_;
void scan(FitsBound*);
void output(ostringstream&, T);
void zscale(FitsBound*);
int zSampleImage(float**,FitsBound*);
public:
FitsDatam(FitsFile*, Tcl_Interp*);
T swap(T*);
void* data() {return data_;}
const char* getValue(const Vector&);
float getValueFloat(const Vector&);
double getValueDouble(const Vector&);
int getValueMask(const Vector&);
int getValueMask(double, double);
float getValueFloat(long i);
double getValueDouble(long i);
int getValueMask(long i);
void updateClip(FrScale*, FitsBound*);
void hist(double*, int, double, double, FitsBound*);
};
#endif
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