The TGraphDelaunay painting class.
TGraph2DPainter paints a TGraphDelaunay using triangles or clouds of points.
See documentation of TGraph2D, TGraph2DErrors and TGraph2DAsymmErrors to get the list of drawing options for these classes.
Definition at line 31 of file TGraph2DPainter.h.
Public Member Functions | |
TGraph2DPainter () | |
TGraph2DPainter default constructor. | |
TGraph2DPainter (TGraphDelaunay *gd) | |
TGraph2DPainter constructor using the old Delaunay algorithm. | |
TGraph2DPainter (TGraphDelaunay2D *gd) | |
TGraph2DPainter constructor using the new Delaunay algorithm. | |
~TGraph2DPainter () override | |
TGraph2DPainter destructor. | |
TList * | GetContourList (Double_t contour) |
Returns the X and Y graphs building a contour. | |
TClass * | IsA () const override |
void | Paint (Option_t *option) override |
Paint a TGraphDelaunay according to the value of "option": | |
void | PaintContour (Option_t *option) |
Paints the 2D graph as a contour plot. | |
void | PaintErrors (Option_t *option) |
Paints the 2D graph as error bars. | |
void | PaintPolyLine (Option_t *option) |
Paints the 2D graph as PaintPolyLine. | |
void | PaintPolyMarker (Option_t *option) |
Paints the 2D graph as PaintPolyMarker. | |
void | PaintTriangles (Option_t *option) |
Paints the 2D graph as triangles. | |
void | Streamer (TBuffer &) override |
Stream an object of class TObject. | |
void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
Public Member Functions inherited from TObject | |
TObject () | |
TObject constructor. | |
TObject (const TObject &object) | |
TObject copy ctor. | |
virtual | ~TObject () |
TObject destructor. | |
void | AbstractMethod (const char *method) const |
Use this method to implement an "abstract" method that you don't want to leave purely abstract. | |
virtual void | AppendPad (Option_t *option="") |
Append graphics object to current pad. | |
virtual void | Browse (TBrowser *b) |
Browse object. May be overridden for another default action. | |
ULong_t | CheckedHash () |
Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. | |
virtual const char * | ClassName () const |
Returns name of class to which the object belongs. | |
virtual void | Clear (Option_t *="") |
virtual TObject * | Clone (const char *newname="") const |
Make a clone of an object using the Streamer facility. | |
virtual Int_t | Compare (const TObject *obj) const |
Compare abstract method. | |
virtual void | Copy (TObject &object) const |
Copy this to obj. | |
virtual void | Delete (Option_t *option="") |
Delete this object. | |
virtual Int_t | DistancetoPrimitive (Int_t px, Int_t py) |
Computes distance from point (px,py) to the object. | |
virtual void | Draw (Option_t *option="") |
Default Draw method for all objects. | |
virtual void | DrawClass () const |
Draw class inheritance tree of the class to which this object belongs. | |
virtual TObject * | DrawClone (Option_t *option="") const |
Draw a clone of this object in the current selected pad with: gROOT->SetSelectedPad(c1) . | |
virtual void | Dump () const |
Dump contents of object on stdout. | |
virtual void | Error (const char *method, const char *msgfmt,...) const |
Issue error message. | |
virtual void | Execute (const char *method, const char *params, Int_t *error=nullptr) |
Execute method on this object with the given parameter string, e.g. | |
virtual void | Execute (TMethod *method, TObjArray *params, Int_t *error=nullptr) |
Execute method on this object with parameters stored in the TObjArray. | |
virtual void | ExecuteEvent (Int_t event, Int_t px, Int_t py) |
Execute action corresponding to an event at (px,py). | |
virtual void | Fatal (const char *method, const char *msgfmt,...) const |
Issue fatal error message. | |
virtual TObject * | FindObject (const char *name) const |
Must be redefined in derived classes. | |
virtual TObject * | FindObject (const TObject *obj) const |
Must be redefined in derived classes. | |
virtual Option_t * | GetDrawOption () const |
Get option used by the graphics system to draw this object. | |
virtual const char * | GetIconName () const |
Returns mime type name of object. | |
virtual const char * | GetName () const |
Returns name of object. | |
virtual char * | GetObjectInfo (Int_t px, Int_t py) const |
Returns string containing info about the object at position (px,py). | |
virtual Option_t * | GetOption () const |
virtual const char * | GetTitle () const |
Returns title of object. | |
virtual UInt_t | GetUniqueID () const |
Return the unique object id. | |
virtual Bool_t | HandleTimer (TTimer *timer) |
Execute action in response of a timer timing out. | |
virtual ULong_t | Hash () const |
Return hash value for this object. | |
Bool_t | HasInconsistentHash () const |
Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e. | |
virtual void | Info (const char *method, const char *msgfmt,...) const |
Issue info message. | |
virtual Bool_t | InheritsFrom (const char *classname) const |
Returns kTRUE if object inherits from class "classname". | |
virtual Bool_t | InheritsFrom (const TClass *cl) const |
Returns kTRUE if object inherits from TClass cl. | |
virtual void | Inspect () const |
Dump contents of this object in a graphics canvas. | |
void | InvertBit (UInt_t f) |
Bool_t | IsDestructed () const |
IsDestructed. | |
virtual Bool_t | IsEqual (const TObject *obj) const |
Default equal comparison (objects are equal if they have the same address in memory). | |
virtual Bool_t | IsFolder () const |
Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). | |
R__ALWAYS_INLINE Bool_t | IsOnHeap () const |
virtual Bool_t | IsSortable () const |
R__ALWAYS_INLINE Bool_t | IsZombie () const |
virtual void | ls (Option_t *option="") const |
The ls function lists the contents of a class on stdout. | |
void | MayNotUse (const char *method) const |
Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary). | |
virtual Bool_t | Notify () |
This method must be overridden to handle object notification. | |
void | Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const |
Use this method to declare a method obsolete. | |
void | operator delete (void *ptr) |
Operator delete. | |
void | operator delete[] (void *ptr) |
Operator delete []. | |
void * | operator new (size_t sz) |
void * | operator new (size_t sz, void *vp) |
void * | operator new[] (size_t sz) |
void * | operator new[] (size_t sz, void *vp) |
TObject & | operator= (const TObject &rhs) |
TObject assignment operator. | |
virtual void | Pop () |
Pop on object drawn in a pad to the top of the display list. | |
virtual void | Print (Option_t *option="") const |
This method must be overridden when a class wants to print itself. | |
virtual Int_t | Read (const char *name) |
Read contents of object with specified name from the current directory. | |
virtual void | RecursiveRemove (TObject *obj) |
Recursively remove this object from a list. | |
void | ResetBit (UInt_t f) |
virtual void | SaveAs (const char *filename="", Option_t *option="") const |
Save this object in the file specified by filename. | |
virtual void | SavePrimitive (std::ostream &out, Option_t *option="") |
Save a primitive as a C++ statement(s) on output stream "out". | |
void | SetBit (UInt_t f) |
void | SetBit (UInt_t f, Bool_t set) |
Set or unset the user status bits as specified in f. | |
virtual void | SetDrawOption (Option_t *option="") |
Set drawing option for object. | |
virtual void | SetUniqueID (UInt_t uid) |
Set the unique object id. | |
void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
virtual void | SysError (const char *method, const char *msgfmt,...) const |
Issue system error message. | |
R__ALWAYS_INLINE Bool_t | TestBit (UInt_t f) const |
Int_t | TestBits (UInt_t f) const |
virtual void | UseCurrentStyle () |
Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. | |
virtual void | Warning (const char *method, const char *msgfmt,...) const |
Issue warning message. | |
virtual Int_t | Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) |
Write this object to the current directory. | |
virtual Int_t | Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) const |
Write this object to the current directory. | |
Static Public Member Functions | |
static TClass * | Class () |
static const char * | Class_Name () |
static constexpr Version_t | Class_Version () |
static const char * | DeclFileName () |
Static Public Member Functions inherited from TObject | |
static TClass * | Class () |
static const char * | Class_Name () |
static constexpr Version_t | Class_Version () |
static const char * | DeclFileName () |
static Longptr_t | GetDtorOnly () |
Return destructor only flag. | |
static Bool_t | GetObjectStat () |
Get status of object stat flag. | |
static void | SetDtorOnly (void *obj) |
Set destructor only flag. | |
static void | SetObjectStat (Bool_t stat) |
Turn on/off tracking of objects in the TObjectTable. | |
Protected Member Functions | |
void | FindTriangles () |
Find triangles in fDelaunay and initialise the TGraph2DPainter values needed to paint triangles or find contours. | |
void | PaintLevels (Int_t *v, Double_t *x, Double_t *y, Int_t nblev=0, Double_t *glev=nullptr) |
Paints one triangle. | |
void | PaintPolyMarker0 (Int_t n, Double_t *x, Double_t *y) |
Paints a circle at each vertex. Each circle background is white. | |
void | PaintTriangles_new (Option_t *option) |
Paints the 2D graph as triangles (new implementation) | |
void | PaintTriangles_old (Option_t *option) |
Paints the 2D graph as triangles (old implementation) | |
Protected Member Functions inherited from TObject | |
virtual void | DoError (int level, const char *location, const char *fmt, va_list va) const |
Interface to ErrorHandler (protected). | |
void | MakeZombie () |
Protected Attributes | |
TGraphDelaunay * | fDelaunay |
! Pointer to the TGraphDelaunay2D to be painted | |
TGraphDelaunay2D * | fDelaunay2D |
! Pointer to the TGraphDelaunay2D to be painted | |
Double_t * | fEXhigh |
! Pointer to fGraph2D->fXEhigh | |
Double_t * | fEXlow |
! Pointer to fGraph2D->fXElow | |
Double_t * | fEYhigh |
! Pointer to fGraph2D->fYEhigh | |
Double_t * | fEYlow |
! Pointer to fGraph2D->fYElow | |
Double_t * | fEZhigh |
! Pointer to fGraph2D->fZEhigh | |
Double_t * | fEZlow |
! Pointer to fGraph2D->fZElow | |
TGraph2D * | fGraph2D |
! Pointer to the TGraph2D in fDelaunay | |
Int_t * | fMTried |
! Pointer to fDelaunay->fMTried | |
Int_t | fNdt |
! Equal to fDelaunay->fNdt | |
Int_t | fNpoints |
! Equal to fGraph2D->fNpoints | |
Int_t * | fNTried |
! Pointer to fDelaunay->fNTried | |
Int_t * | fPTried |
! Pointer to fDelaunay->fPTried | |
Double_t * | fX |
! Pointer to fGraph2D->fX | |
Double_t | fXmax |
! fGraph2D->fHistogram Xmax | |
Double_t | fXmin |
! fGraph2D->fHistogram Xmin | |
Double_t * | fXN |
! Pointer to fDelaunay->fXN | |
Double_t | fXNmax |
! Equal to fDelaunay->fXNmax | |
Double_t | fXNmin |
! Equal to fDelaunay->fXNmin | |
Double_t * | fY |
! Pointer to fGraph2D->fY | |
Double_t | fYmax |
! fGraph2D->fHistogram Ymax | |
Double_t | fYmin |
! fGraph2D->fHistogram Ymin | |
Double_t * | fYN |
! Pointer to fDelaunay->fYN | |
Double_t | fYNmax |
! Equal to fDelaunay->fYNmax | |
Double_t | fYNmin |
! Equal to fDelaunay->fYNmin | |
Double_t * | fZ |
! Pointer to fGraph2D->fZ | |
Double_t | fZmax |
! fGraph2D->fHistogram Zmax | |
Double_t | fZmin |
! fGraph2D->fHistogram Zmin | |
Additional Inherited Members | |
Public Types inherited from TObject | |
enum | { kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 , kBitMask = 0x00ffffff } |
enum | { kSingleKey = (1ULL << ( 0 )) , kOverwrite = (1ULL << ( 1 )) , kWriteDelete = (1ULL << ( 2 )) } |
enum | EDeprecatedStatusBits { kObjInCanvas = (1ULL << ( 3 )) } |
enum | EStatusBits { kCanDelete = (1ULL << ( 0 )) , kMustCleanup = (1ULL << ( 3 )) , kIsReferenced = (1ULL << ( 4 )) , kHasUUID = (1ULL << ( 5 )) , kCannotPick = (1ULL << ( 6 )) , kNoContextMenu = (1ULL << ( 8 )) , kInvalidObject = (1ULL << ( 13 )) } |
Protected Types inherited from TObject | |
enum | { kOnlyPrepStep = (1ULL << ( 3 )) } |
#include <TGraph2DPainter.h>
TGraph2DPainter::TGraph2DPainter | ( | ) |
TGraph2DPainter default constructor.
Definition at line 51 of file TGraph2DPainter.cxx.
TGraph2DPainter::TGraph2DPainter | ( | TGraphDelaunay * | gd | ) |
TGraph2DPainter constructor using the old Delaunay algorithm.
Definition at line 88 of file TGraph2DPainter.cxx.
TGraph2DPainter::TGraph2DPainter | ( | TGraphDelaunay2D * | gd | ) |
TGraph2DPainter constructor using the new Delaunay algorithm.
Definition at line 130 of file TGraph2DPainter.cxx.
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TGraph2DPainter destructor.
Definition at line 173 of file TGraph2DPainter.cxx.
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Definition at line 90 of file TGraph2DPainter.h.
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Definition at line 90 of file TGraph2DPainter.h.
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Find triangles in fDelaunay and initialise the TGraph2DPainter values needed to paint triangles or find contours.
Definition at line 182 of file TGraph2DPainter.cxx.
Returns the X and Y graphs building a contour.
A contour level may consist in several parts not connected to each other. This function finds them and returns them in a graphs' list.
Definition at line 213 of file TGraph2DPainter.cxx.
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Reimplemented from TObject.
Definition at line 90 of file TGraph2DPainter.h.
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Paint a TGraphDelaunay according to the value of "option":
Option | Description |
---|---|
"TRI" | The Delaunay triangles are drawn using filled area. An hidden surface drawing technique is used. The surface is painted with the current fill area color. The edges of each triangles are painted with the current line color. |
"TRIW" | The Delaunay triangles are drawn as wire frame. |
"TRI1" | The Delaunay triangles are painted with color levels. The edges of each triangles are painted with the current line color. |
"TRI2" | the Delaunay triangles are painted with color levels. |
"P" | Draw a marker at each vertex. |
"P0" | Draw a circle at each vertex. Each circle background is white. |
"PCOL" | Draw a marker at each vertex. The color of each marker is defined according to its Z position. |
"CONT" | Draw contours. |
"LINE" | Draw a 3D polyline. |
Reimplemented from TObject.
Definition at line 516 of file TGraph2DPainter.cxx.
void TGraph2DPainter::PaintContour | ( | Option_t * | option | ) |
Paints the 2D graph as a contour plot.
Delaunay triangles are used to compute the contours.
Definition at line 561 of file TGraph2DPainter.cxx.
void TGraph2DPainter::PaintErrors | ( | Option_t * | option | ) |
Paints the 2D graph as error bars.
Definition at line 597 of file TGraph2DPainter.cxx.
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Paints one triangle.
Definition at line 706 of file TGraph2DPainter.cxx.
void TGraph2DPainter::PaintPolyLine | ( | Option_t * | option | ) |
Paints the 2D graph as PaintPolyLine.
Definition at line 997 of file TGraph2DPainter.cxx.
void TGraph2DPainter::PaintPolyMarker | ( | Option_t * | option | ) |
Paints the 2D graph as PaintPolyMarker.
Definition at line 900 of file TGraph2DPainter.cxx.
Paints a circle at each vertex. Each circle background is white.
Definition at line 1046 of file TGraph2DPainter.cxx.
void TGraph2DPainter::PaintTriangles | ( | Option_t * | option | ) |
Paints the 2D graph as triangles.
Definition at line 1068 of file TGraph2DPainter.cxx.
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Paints the 2D graph as triangles (new implementation)
Definition at line 1232 of file TGraph2DPainter.cxx.
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Paints the 2D graph as triangles (old implementation)
Definition at line 1080 of file TGraph2DPainter.cxx.
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Definition at line 90 of file TGraph2DPainter.h.
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! Pointer to the TGraphDelaunay2D to be painted
Definition at line 63 of file TGraph2DPainter.h.
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! Pointer to the TGraphDelaunay2D to be painted
Definition at line 64 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fXEhigh
Definition at line 41 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fXElow
Definition at line 40 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fYEhigh
Definition at line 43 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fYElow
Definition at line 42 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fZEhigh
Definition at line 45 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fZElow
Definition at line 44 of file TGraph2DPainter.h.
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! Pointer to the TGraph2D in fDelaunay
Definition at line 65 of file TGraph2DPainter.h.
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! Pointer to fDelaunay->fMTried
Definition at line 60 of file TGraph2DPainter.h.
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! Equal to fDelaunay->fNdt
Definition at line 57 of file TGraph2DPainter.h.
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! Equal to fGraph2D->fNpoints
Definition at line 56 of file TGraph2DPainter.h.
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! Pointer to fDelaunay->fNTried
Definition at line 59 of file TGraph2DPainter.h.
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! Pointer to fDelaunay->fPTried
Definition at line 58 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fX
Definition at line 35 of file TGraph2DPainter.h.
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! fGraph2D->fHistogram Xmax
Definition at line 51 of file TGraph2DPainter.h.
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! fGraph2D->fHistogram Xmin
Definition at line 50 of file TGraph2DPainter.h.
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! Pointer to fDelaunay->fXN
Definition at line 38 of file TGraph2DPainter.h.
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! Equal to fDelaunay->fXNmax
Definition at line 47 of file TGraph2DPainter.h.
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! Equal to fDelaunay->fXNmin
Definition at line 46 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fY
Definition at line 36 of file TGraph2DPainter.h.
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! fGraph2D->fHistogram Ymax
Definition at line 53 of file TGraph2DPainter.h.
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! fGraph2D->fHistogram Ymin
Definition at line 52 of file TGraph2DPainter.h.
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! Pointer to fDelaunay->fYN
Definition at line 39 of file TGraph2DPainter.h.
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! Equal to fDelaunay->fYNmax
Definition at line 49 of file TGraph2DPainter.h.
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! Equal to fDelaunay->fYNmin
Definition at line 48 of file TGraph2DPainter.h.
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! Pointer to fGraph2D->fZ
Definition at line 37 of file TGraph2DPainter.h.
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! fGraph2D->fHistogram Zmax
Definition at line 55 of file TGraph2DPainter.h.
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! fGraph2D->fHistogram Zmin
Definition at line 54 of file TGraph2DPainter.h.