scl::timer Class Reference

#include <timer.h>

Public Member Functions
	timer ()
void	Response ()

Static Public Member Functions
static bool	GetIsPause ()
static float	GetTime ()
static float	GetDeltaTime ()
static float	GetFps ()
static void	SetIsPause (bool IsPause)
static void	SwitchIsPause ()
static shared< timer > &	Get ()

Static Public Attributes
static const float	UpdateDelay = 0.2f

Detailed Description

Definition at line 17 of file timer.h.

Constructor & Destructor Documentation

timer()

scl::timer::timer

(

)

Timer default constructor.

Definition at line 16 of file timer.cpp.

{
    LastFpsCalcutionTime = OldTime = StartTime = high_resolution_clock::now();
}

Member Function Documentation

Get()

static shared< timer > & scl::timer::Get ( )

inlinestatic

• Global timer getter function.

Parameters

None.

Returns

None.

Definition at line 71 of file timer.h.

{ return GlobalTimerInstance; }

GetDeltaTime()

static float scl::timer::GetDeltaTime ( )

inlinestatic

Inter-frame delta time getter function.

Definition at line 42 of file timer.h.

{ return GlobalTimerInstance->DeltaTime; }

GetFps()

static float scl::timer::GetFps ( )

inlinestatic

Frames per second count getter function.

Definition at line 44 of file timer.h.

{ return GlobalTimerInstance->Fps; }

GetIsPause()

static bool scl::timer::GetIsPause ( )

inlinestatic

Timer update delay in seconds.

Is timer paused flag getter function.

Definition at line 38 of file timer.h.

{ return GlobalTimerInstance->IsPause; }

GetTime()

static float scl::timer::GetTime ( )

inlinestatic

Current time since 1970 1st Jan getter function.

Definition at line 40 of file timer.h.

{ return GlobalTimerInstance->Time; }

Response()

void scl::timer::Response

(

)

• Timer response function. Calculate inter-frame delta time each call, but FPS only once second.

Parameters

None.

Returns

None.

Definition at line 21 of file timer.cpp.

{
    time_point current_time = high_resolution_clock::now();
    Time = duration<float>(current_time - StartTime).count();
 
    LastFpsCalcutionFramesCount++;
    float fps_calculation_delta_time = duration<float>(current_time - LastFpsCalcutionTime).count();
    if (fps_calculation_delta_time >= UpdateDelay)
    {
        Fps = LastFpsCalcutionFramesCount / fps_calculation_delta_time;
        LastFpsCalcutionTime = high_resolution_clock::now();
        LastFpsCalcutionFramesCount = 0;
    }
 
    DeltaTime = duration<float>(current_time - OldTime).count();
    OldTime = current_time;
}

SetIsPause()

static void scl::timer::SetIsPause ( bool  IsPause )

inlinestatic

Is timer paused flag setter function.

Definition at line 47 of file timer.h.

{ GlobalTimerInstance->IsPause = IsPause; }

SwitchIsPause()

static void scl::timer::SwitchIsPause ( )

inlinestatic

Is timer paused flag toffle function.

Definition at line 49 of file timer.h.

{ GlobalTimerInstance->IsPause = !GlobalTimerInstance->IsPause; }

Member Data Documentation

UpdateDelay

const float scl::timer::UpdateDelay = 0.2f

static

Timer getter/setter functions.

Definition at line 35 of file timer.h.

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

• core/application/timer.h
• core/application/timer.cpp