protected virtual void OnLoad()
{
Input = Window.CreateInput();
GFX.Initialize();
GFX.OnDebugOutput += (source, type, id, severity, message) =>
//Console.WriteLine($"[GLDebug] [{severity}] {type}/{id}: {message}");
this.Log(severity.ToLogSeverity(), "{0}/{1}: {2}", type, id, message);
Processors.Start <Renderer>();
Processors.Start <TextureManager>();
Processors.Start <MeshManager>();
Processors.Start <CameraController>();
var mainCamera = Entities.New();
Set(mainCamera, (Transform)Matrix4x4.Identity);
Set(mainCamera, Camera.Default3D);
}