void OnUpdate(float delta)
{
_frameArgs.DeltaTime = delta;
if (Update != null)
{
Update(this, _frameArgs);
}
_frameArgs.ClearEvents();
_frameArgs.Time += delta;
}
void OnUpdate()
{
bool lowMem = false;
while (_events.Count > 0)
{
EventBase e;
_events.TryDequeue(out e);
_frame.Enqueue(e);
if (e is Pause)
{
DoUpdate();
_link.RemoveFromRunLoop(NSRunLoop.Current, NSRunLoop.NSDefaultRunLoopMode);
_link.Dispose();
return;
}
else if (e is LowMemory)
{
lowMem = true;
}
else if (e is Resize)
{
this.InvokeOnMainThread(() => {
EAGLContext.SetCurrentContext(_glContext);
this.Initialize(false);
});
}
}
DoUpdate();
_frame.ClearEvents();
if (lowMem)
{
_lowMemHandled = true;
}
}
void IRenderer.OnDrawFrame(Javax.Microedition.Khronos.Opengles.IGL10 gl)
{
EventBase e;
if (this.IsPaused)
{
while (_queue.TryPeek(out e))
{
if (e is Resume)
{
this.IsPaused = false;
return;
}
else
{
_queue.TryDequeue(out e);
}
}
Thread.Sleep(_minFrameTicks);
return;
}
var ticks = Environment.TickCount;
var diffTicks = ticks - _lastTicks;
if (diffTicks <= 0)
{
return;
}
if (diffTicks < _minFrameTicks)
{
Thread.Sleep(_minFrameTicks - diffTicks);
ticks = Environment.TickCount;
diffTicks = ticks - _lastTicks;
}
_lastTicks = ticks;
_event.Time = (double)ticks / 1000.0;
_event.DeltaTime = (float)diffTicks / 1000f;
if (_loadFrame > 0)
{
_event.DeltaTime = 1f / 60f;
_loadFrame--;
}
while (_queue.TryDequeue(out e))
{
_event.Enqueue(e);
if (e is Pause)
{
this.IsPaused = true;
}
}
ThreadContext.Current.GLContext = this.Handle;
if (this.Update != null)
{
this.Update(this, _event);
}
if (this.Render != null)
{
this.Render(this, _event);
}
_event.ClearEvents();
}