#include "TPolyMarker3D.h" |
TPolyMarker3D
class description - source file - inheritance tree (.pdf)
public:
TPolyMarker3D()
TPolyMarker3D(Int_t n, Marker_t marker = 1, Option_t* option = "")
TPolyMarker3D(Int_t n, Float_t* p, Marker_t marker = 1, Option_t* option = "")
TPolyMarker3D(Int_t n, Double_t* p, Marker_t marker = 1, Option_t* option = "")
TPolyMarker3D(const TPolyMarker3D& polymarker)
virtual ~TPolyMarker3D()
static TClass* Class()
virtual void Copy(TObject& polymarker) const
virtual Int_t DistancetoPrimitive(Int_t px, Int_t py)
virtual void Draw(Option_t* option = "")
virtual void DrawPolyMarker(Int_t n, Float_t* p, Marker_t marker, Option_t* option = "")
virtual void ExecuteEvent(Int_t event, Int_t px, Int_t py)
virtual Int_t GetLastPoint() const
virtual Int_t GetN() const
virtual const char* GetName() const
virtual Option_t* GetOption() const
virtual Float_t* GetP() const
virtual void GetPoint(Int_t n, Float_t& x, Float_t& y, Float_t& z) const
virtual TClass* IsA() const
virtual void ls(Option_t* option = "") const
virtual Int_t Merge(TCollection* list)
TPolyMarker3D& operator=(const TPolyMarker3D&)
virtual void Paint(Option_t* option = "")
static void PaintH3(TH1* h, Option_t* option)
virtual void Print(Option_t* option = "") const
virtual void SavePrimitive(ofstream& out, Option_t* option)
virtual void SetName(const char* name)
virtual Int_t SetNextPoint(Double_t x, Double_t y, Double_t z)
void SetPoint(Int_t n, Double_t x, Double_t y, Double_t z)
virtual void SetPolyMarker(Int_t n, Float_t* p, Marker_t marker, Option_t* option = "")
virtual void SetPolyMarker(Int_t n, Double_t* p, Marker_t marker, Option_t* option = "")
virtual void ShowMembers(TMemberInspector& insp, char* parent)
virtual Int_t Size() const
virtual void Streamer(TBuffer& b)
void StreamerNVirtual(TBuffer& b)
protected:
Int_t fN number of points
Float_t* fP [3*fN] Array of X,Y,Z coordinates
TString fOption options
UInt_t fGLList !The list number for OpenGL view
Int_t fLastPoint The index of the last filled point
TString fName name of polymarker
PolyMarker3D is a 3D polymarker. It has three constructors.
First one, without any parameters TPolyMarker3D(), we call 'default
constructor' and it's used in a case that just an initialisation is
needed (i.e. pointer declaration).
Example:
TPolyMarker3D *pm = new TPolyMarker3D;
Second one, takes, usually, two parameters, n (number of points) and
marker (marker style). Third parameter is optional.
Example:
TPolyMarker3D (150, 1);
Third one takes, usually, three parameters, n (number of points), *p
(pointer to an array of 3D points), and marker (marker style). Fourth
parameter is optional.
Example:
Float_t *ptr = new Float_t [150*3];
... ... ...
... ... ...
... ... ...
TPolyMarker3D (150, ptr, 1);
TPolyMarker3D()
3-D polymarker default constructor.
TPolyMarker3D(Int_t n, Marker_t marker, Option_t *option)
3-D polymarker normal constructor with initialization to 0.
TPolyMarker3D(Int_t n, Float_t *p, Marker_t marker,
Option_t *option)
3-D polymarker constructor. Polymarker is initialized with p.
TPolyMarker3D(Int_t n, Double_t *p, Marker_t marker,
Option_t *option)
3-D polymarker constructor. Polymarker is initialized with p
(cast to float).
~TPolyMarker3D()
3-D polymarker destructor.
TPolyMarker3D(const TPolyMarker3D &polymarker) : TObject(polymarker), TAttMarker(polymarker), TAtt3D(polymarker)
3-D polymarker copy ctor.
void Copy(TObject &obj) const
Copy polymarker to polymarker obj.
Int_t DistancetoPrimitive(Int_t px, Int_t py)
Compute distance from point px,py to a 3-D polymarker.
Compute the closest distance of approach from point px,py to each segment
of the polymarker.
Returns when the distance found is below DistanceMaximum.
The distance is computed in pixels units.
void Draw(Option_t *option)
Draws 3-D polymarker with its current attributes.
void DrawPolyMarker(Int_t n, Float_t *p, Marker_t, Option_t *option)
Draw this 3-D polymartker with new coordinates. Creates a new
polymarker which will be adopted by the pad in which it is drawn.
Does not change the original polymarker (should be static method).
void ExecuteEvent(Int_t event, Int_t px, Int_t py)
Execute action corresponding to one event.
void ls(Option_t *option) const
List this 3-D polymarker.
Int_t Merge(TCollection *li)
Merge polymarkers in the collection in this polymarker
void Paint(Option_t * /*option*/ )
Paint a TPolyMarker3D.
void PaintH3(TH1 *h, Option_t *option)
Paint 3-d histogram h with 3-d polymarkers.
void Print(Option_t *option) const
Print 3-D polymarker with its attributes on stdout.
void SavePrimitive(ofstream &out, Option_t *)
Save primitive as a C++ statement(s) on output stream.
void SetName(const char *name)
Change (i.e. set) the name of the TNamed.
WARNING: if the object is a member of a THashTable or THashList container
the container must be Rehash()'ed after SetName(). For example the list
of objects in the current directory is a THashList.
Int_t SetNextPoint(Double_t x, Double_t y, Double_t z)
Set point following LastPoint to x, y, z.
Returns index of the point (new last point).
void SetPoint(Int_t n, Double_t x, Double_t y, Double_t z)
Set point n to x, y, z.
If n is more then the current TPolyMarker3D size (n > fN) then
the polymarker will be resized to contain at least n points.
void SetPolyMarker(Int_t n, Float_t *p, Marker_t marker, Option_t *option)
Re-initialize polymarker with n points from p. If p=0 initialize with 0.
if n <= 0 the current array of points is deleted.
void SetPolyMarker(Int_t n, Double_t *p, Marker_t marker, Option_t *option)
Re-initialize polymarker with n points from p. If p=0 initialize with 0.
if n <= 0 the current array of points is deleted.
void Streamer(TBuffer &b)
Stream a 3-D polymarker object.
void GetPoint(Int_t n, Float_t &x, Float_t &y, Float_t &z) const
Fills the parameters x, y, z with the coordinate of the n-th point
n must be between 0 and Size() - 1.
Inline Functions
Int_t GetLastPoint() const
const char* GetName() const
Int_t GetN() const
Float_t* GetP() const
Option_t* GetOption() const
Int_t Size() const
TClass* Class()
TClass* IsA() const
void ShowMembers(TMemberInspector& insp, char* parent)
void StreamerNVirtual(TBuffer& b)
TPolyMarker3D& operator=(const TPolyMarker3D&)
Author: Nenad Buncic 21/08/95
Last update: root/g3d:$Name: $:$Id: TPolyMarker3D.cxx,v 1.26 2005/05/20 13:27:16 brun Exp $
Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
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