int main (int argc, char* argv[])
{
CGame Game;
Uint32 frameStart;
Uint32 frameTime;
Game.Init();
// load the intro
Game.ChangeState( CMainMenuState::Instance() );
// main loop
while ( Game.Running() )
{
frameStart = SDL_GetTicks();
Game.HandleEvents();
Game.Update();
Game.Render();
frameTime = SDL_GetTicks() - frameStart;
if (frameTime < DELAY_TIME)
{
SDL_Delay((int) (DELAY_TIME - frameTime));
}
}
// cleanup the engine
Game.Cleanup();
return 0;
}
// -----------------------------------------------------------------------------
// CGameController::StartGameL
// Intializes the Game and Starts the game loop.
// -----------------------------------------------------------------------------
//
void CGameController::StartGameL( CGame& aGame )
{
iGame = &aGame;
// Allow the game to initialize itself.
// The opengl es state intialization is done here.
aGame.Initialize( iWindow->Size().iWidth, iWindow->Size().iHeight );
TTime currentTime;
TTime lastTimeVisited;
lastTimeVisited.HomeTime();
while( 1 ) // Loop until the Game wants to exit.
{
// Process any pending tasks.
// This runs any Active objects that are waiting for
// some processing.
// The CWsEventReceiver Active Object gets a chance to
// run here (on a key event for example).
ProcessBackgroundTasks( EFalse );
// If the application is not in focus or is not visible.
// Block until it regains focus.
while( EFalse == iIsAppInFocus || EFalse == iIsVisible )
ProcessBackgroundTasks( ETrue );
// Get the current time.
currentTime.HomeTime();
TTimeIntervalMicroSeconds dur
= currentTime.MicroSecondsFrom( lastTimeVisited );
// The game renders itself using opengl es apis.
// A return value of EFalse signifies an exit from the game.
// Pass in the time (in micro secs) elapsed since last call.
if( EFalse == aGame.RenderFrame( dur.Int64() ) )
{
break;
}
// Call eglSwapBuffers, which blits the graphics to the window.
eglSwapBuffers( iEglDisplay, iEglSurface );
// To keep the background light on.
if( !( ( iGame->GetCurrentFrame() )%100 ) )
{
User::ResetInactivityTime();
}
// Store the last time the Game was rendered.
lastTimeVisited = currentTime;
}
// Cleanup.
aGame.Cleanup();
}
