Function getDepthGenerator

Samples/NiViewer/Device.cpp:670–673

	return g_Device.IsValid() ? &g_Device : NULL;
}
DepthGenerator* getDepthGenerator()
{
	return g_Depth.IsValid() ? &g_Depth : NULL;
}
ImageGenerator* getImageGenerator()
{
	return g_Image.IsValid() ? &g_Image : NULL;