public override void Resize(Size size)
{
_viewport = new ViewPort(0, 0, size.Width, size.Height);
_swapChain.ResizeBackBuffer(size.Width, size.Height);
if (_depthBuffer != null)
{
_depthBuffer.Dispose();
}
_depthBuffer = GraphicDeviceFactory.Device.CreateDepthStencil(size.Width, size.Height, _depthStencilFormat, _msaa);
OnSizeChanged(size);
}
