C++ game loop

main.cpp

// Basic c++ game loop
// idea: Render without affected to game logic and input
int main()
{
    bool hasFocus = true; // check if windows is focus and active
    bool isMinimize = false; // check if windows is minized
    DWORD currentTime = timeGetTime();
    DWORD lastFrameTime = 0;
    int fpsLimitWithFocused = 60;
    int fpsLimitWithoutFocus = 15;
    while (!quit) {
        currentTime = timeGetTime();
        if (hasFocus) {
            ProccessInput();
        }
        ProcessLogic();
        if (hasFocus) {
            if ((currentTime - lastFrameTime) > (1000 / fpsLimitWithFocused)) {
                Render();
                lastFrameTime = currentTime;
            }
        }
        else {
            if (!isMinimize && (currentTime - lastFrameTime) > (1000 / fpsLimitWithoutFocus))
                Render();
            lastFrameTime = currentTime;
        }
    }
}