// Call the user's Render() callback (if it exists)
//-----------------------------------------------------------------------------
void CPUT_DX11::InnerExecutionLoop()
{
#ifdef CPUT_GPA_INSTRUMENTATION
D3DPERF_BeginEvent(D3DCOLOR(0xff0000), L"CPUT User's Render() ");
#endif
if(!mbShutdown)
{
double deltaSeconds = mpTimer->GetElapsedTime();
Update(deltaSeconds);
Present(); // Note: Presenting immediately before Rendering minimizes CPU stalls (i.e., execute Update() before Present() stalls)
double totalSeconds = mpTimer->GetTotalTime();
UpdatePerFrameConstantBuffer(totalSeconds);
CPUTMaterialDX11::ResetStateTracking();
Render(deltaSeconds);
if(!CPUTOSServices::GetOSServices()->DoesWindowHaveFocus())
{
Sleep(100);
}
}
else
{
#ifndef _DEBUG
exit(0);
#endif
Present(); // Need to present, or will leak all references held by previous Render()!
ShutdownAndDestroy();
}
#ifdef CPUT_GPA_INSTRUMENTATION
D3DPERF_EndEvent();
#endif
}
// Window is closing. Shut the system to shut down now, not later.
//-----------------------------------------------------------------------------
void CPUT_DX11::DeviceShutdown()
{
if(false == mbShutdown)
{
mbShutdown = true;
ShutdownAndDestroy();
}
}
// Window is closing. Shut the system to shut down now, not later.
//-----------------------------------------------------------------------------
void CPUT_DX11::DeviceShutdown()
{
if(mpSwapChain)
{
// DX requires setting fullscreenstate to false before exit.
mpSwapChain->SetFullscreenState(false, NULL);
}
if(false == mbShutdown)
{
mbShutdown = true;
ShutdownAndDestroy();
}
}
