The Vuo composition’s File > Start Recording menu item records the contents of the window. On Retina displays, it records at full Retina resolution. On Retina displays, Render Image to Window scales the image to twice its size, so it appears at the physical size that users typically expect.
Wow, that is a waste of resources. It seems illogical that it would do things at twice the size requested.
I think a better fix would be if it just recorded and displayed at the resolution that we are sending to the window.
We have been thinking about a Change Scale Factor node. In the meantime, if you use the Window property node Change Window Size with pixels as the unit, you will preserve absolute pixels across Retina and non-Retina screens. We’re merging this with More movie recording settings ….