evo::FramerateCounter Class Reference

Framerate calculation helper. More...

#include <FramerateCounter.h>

Collaboration diagram for evo::FramerateCounter:

Public Member Functions
	FramerateCounter (double interval=1000.0, unsigned int smoothSize=30)
	Standard constructor. More...
virtual	~FramerateCounter ()
	Destructor.
bool	trigger (double *fps=NULL)
	Trigger, i.e., integrate new measurement. More...
double	getFps ()
	Accessor to current frames per second rate (no triggering is performed) More...

Detailed Description

Framerate calculation helper.

Author

Stefan May (Evocortex GmbH)

Examples

/platform/windows/examples/directshow/irimagerShow.cpp, examples/linux/oop/irimagerShowOOP.cpp, and examples/linux/opengl/irimagerShow.cpp.

Constructor & Destructor Documentation

FramerateCounter()

evo::FramerateCounter::FramerateCounter	(	double	interval = 1000.0,
		unsigned int	smoothSize = 30
	)

Standard constructor.

Parameters

[in]	interval	time interval in ms
[in]	smoothSize	half size of history, of which mean value is calculated.

Member Function Documentation

getFps()

double evo::FramerateCounter::getFps

(

)

Accessor to current frames per second rate (no triggering is performed)

Returns

fps

Examples

examples/linux/oop/irimagerShowOOP.cpp, and examples/linux/opengl/irimagerShow.cpp.

trigger()

bool evo::FramerateCounter::trigger

(

double *

fps = NULL

)

Trigger, i.e., integrate new measurement.

Parameters

[out]

fps

frames per second

Returns

signal when interval (constructor) is elapsed

Examples

examples/linux/oop/irimagerShowOOP.cpp, and examples/linux/opengl/irimagerShow.cpp.

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

• FramerateCounter.h