timer_class Class Reference

Public Member Functions
	timer_class (const timer_class &)
bool	Initialize ()
void	Frame ()
float	GetTime ()

Detailed Description

Definition at line 15 of file timer_class.h.

Constructor & Destructor Documentation

timer_class() [1/2]

timer_class::timer_class

(

)

Definition at line 4 of file timer_class.cpp.

{
}

timer_class() [2/2]

timer_class::timer_class

(

const timer_class &

other

)

Definition at line 9 of file timer_class.cpp.

{
}

~timer_class()

timer_class::~timer_class

(

)

Definition at line 14 of file timer_class.cpp.

{
}

Member Function Documentation

Frame()

void timer_class::Frame

(

)

Definition at line 44 of file timer_class.cpp.

{
    INT64 currentTime;
    INT64 elapsedTicks;
 
 
    // Query the current time.
    QueryPerformanceCounter((LARGE_INTEGER*)&currentTime);
 
    // Calculate the difference in time since the last time we queried for the current time.
    elapsedTicks = currentTime - m_startTime;
 
    // Calculate the frame time.
    m_frameTime = (float)elapsedTicks / m_frequency;
 
    // Restart the timer.
    m_startTime = currentTime;
 
    return;
}

GetTime()

float timer_class::GetTime

(

)

Definition at line 65 of file timer_class.cpp.

{
    return m_frameTime;
}

Initialize()

bool timer_class::Initialize

(

)

Definition at line 18 of file timer_class.cpp.

{
    Logger::Get().Log("Initilazing timer class", __FILE__, __LINE__, Logger::LogLevel::Initialize);
 
    INT64 frequency;
 
 
    // Get the cycles per second speed for this system.
    QueryPerformanceFrequency((LARGE_INTEGER*)&frequency);
    if (frequency == 0)
    {
        Logger::Get().Log("QueryPerformanceFrequency failed", __FILE__, __LINE__, Logger::LogLevel::Error);
        return false;
    }
 
    // Store it in floating point.
    m_frequency = (float)frequency;
 
    // Get the initial start time.
    QueryPerformanceCounter((LARGE_INTEGER*)&m_startTime);
 
    Logger::Get().Log("Timer class initialized", __FILE__, __LINE__, Logger::LogLevel::Initialize);
 
    return true;
}

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

• enginecustom/src/inc/system/timer_class.h
• enginecustom/src/src/system/timer_class.cpp