78 if(
s1 <= 0 || s2 <= 0) {
79 coutE(InputArguments) <<
"RooEllipse::RooEllipse: bad parameter s1 or s2 < 0" << endl;
82 double tmp= 1-rho*rho;
84 coutE(InputArguments) <<
"RooEllipse::RooEllipse: bad parameter |rho| > 1" << endl;
99 psi= atan2(s2*sin(phi),
s1*cos(phi));
102 r= sqrt(tmp/(u1*u1 - 2*rho*u1*u2 + u2*u2));
static void indent(ostringstream &buf, int indent_level)
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t Float_t r
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t Rectangle_t WindowAttributes_t index
Option_t Option_t TPoint TPoint const char x2
Option_t Option_t TPoint TPoint const char x1
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void char Point_t points
A RooEllipse is a two-dimensional ellipse that can be used to represent an error contour.
void printTitle(std::ostream &os) const override
Print title of ellipse on ostream.
void printClassName(std::ostream &os) const override
Print class name of ellipse on ostream.
void printName(std::ostream &os) const override
Print name of ellipse on ostream.
RooEllipse()
Default constructor.
void printMultiline(std::ostream &os, Int_t contents, bool verbose=false, TString indent="") const override
Print detailed multi line information on ellipse on ostreamx.
~RooEllipse() override
Destructor.
void printMultiline(std::ostream &os, Int_t contents, bool verbose=false, TString indent="") const override
Print detailed information.
void updateYAxisLimits(double y)
void setYAxisLimits(double ymin, double ymax)
Int_t fNpoints
Number of points <= fMaxSize.
virtual void SetPoint(Int_t i, Double_t x, Double_t y)
Set x and y values for point number i.
Double_t * fY
[fNpoints] array of Y points
void SetName(const char *name="") override
Set graph name.
Double_t * fX
[fNpoints] array of X points
void SetTitle(const char *title="") override
Change (i.e.
const char * GetName() const override
Returns name of object.
virtual const char * ClassName() const
Returns name of class to which the object belongs.