TGLStopwatch Class Reference

Stopwatch object for timing GL work.

We do not use the TStopwatch as we need to perform GL flushing to get accurate times + we record timing overheads here.

Definition at line 32 of file TGLStopwatch.h.

Public Member Functions
	TGLStopwatch ()
	Construct stopwatch object.
virtual	~TGLStopwatch ()
	Destroy stopwatch object.
Double_t	End ()
	End timing, return total time since Start(), in milliseconds.
virtual TClass *	IsA () const
Double_t	Lap () const
	Return lap time since Start(), in milliseconds.
Double_t	LastRun () const
void	Start ()
	Start timing.
virtual void	Streamer (TBuffer &)
void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Static Public Member Functions
static TClass *	Class ()
static const char *	Class_Name ()
static constexpr Version_t	Class_Version ()
static const char *	DeclFileName ()

Private Member Functions
Double_t	GetClock (void) const
	time of last run (milisec)

Private Attributes
Double_t	fEnd
	start time (millisec)
Double_t	fLastRun
	end time (millisec)
Double_t	fStart

#include <TGLStopwatch.h>

Constructor & Destructor Documentation

TGLStopwatch()

TGLStopwatch::TGLStopwatch

(

)

Construct stopwatch object.

Definition at line 33 of file TGLStopwatch.cxx.

~TGLStopwatch()

TGLStopwatch::~TGLStopwatch ( )

virtual

Destroy stopwatch object.

Definition at line 40 of file TGLStopwatch.cxx.

Member Function Documentation

Class()

static TClass * TGLStopwatch::Class ( )

static

Returns

TClass describing this class

Class_Name()

static const char * TGLStopwatch::Class_Name ( )

static

Returns

Name of this class

Class_Version()

static constexpr Version_t TGLStopwatch::Class_Version ( )

inlinestaticconstexpr

Returns

Version of this class

Definition at line 52 of file TGLStopwatch.h.

DeclFileName()

static const char * TGLStopwatch::DeclFileName ( )

inlinestatic

Returns

Name of the file containing the class declaration

Definition at line 52 of file TGLStopwatch.h.

End()

Double_t TGLStopwatch::End

(

)

End timing, return total time since Start(), in milliseconds.

Definition at line 69 of file TGLStopwatch.cxx.

GetClock()

Double_t TGLStopwatch::GetClock ( void  ) const

private

time of last run (milisec)

Get internal clock time, in milliseconds.

Definition at line 83 of file TGLStopwatch.cxx.

IsA()

virtual TClass * TGLStopwatch::IsA ( ) const

inlinevirtual

Returns

TClass describing current object

Definition at line 52 of file TGLStopwatch.h.

Lap()

Double_t TGLStopwatch::Lap

(

)

const

Return lap time since Start(), in milliseconds.

Definition at line 57 of file TGLStopwatch.cxx.

LastRun()

Double_t TGLStopwatch::LastRun ( ) const

inline

Definition at line 50 of file TGLStopwatch.h.

Start()

void TGLStopwatch::Start

(

)

Start timing.

Definition at line 47 of file TGLStopwatch.cxx.

Streamer()

virtual void TGLStopwatch::Streamer ( TBuffer &  )

virtual

StreamerNVirtual()

void TGLStopwatch::StreamerNVirtual ( TBuffer &  ClassDef_StreamerNVirtual_b )

inline

Definition at line 52 of file TGLStopwatch.h.

Member Data Documentation

fEnd

Double_t TGLStopwatch::fEnd

private

start time (millisec)

Definition at line 37 of file TGLStopwatch.h.

fLastRun

Double_t TGLStopwatch::fLastRun

private

end time (millisec)

Definition at line 38 of file TGLStopwatch.h.

fStart

Double_t TGLStopwatch::fStart

private

Definition at line 36 of file TGLStopwatch.h.

Libraries for TGLStopwatch:

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

• graf3d/gl/inc/TGLStopwatch.h
• graf3d/gl/src/TGLStopwatch.cxx