Its possible at decent framerate if you don't really do nothing else. I have done so in one of my tech demos.
The second last demo on this page: http://zac-interactive.com/page2.html have a 480x480 image rotating and zooming at the same time.
It involves using either arrays or banks and doing a lot of writepixelfast stuff.
The second last demo on this page: http://zac-interactive.com/page2.html have a 480x480 image rotating and zooming at the same time.
It involves using either arrays or banks and doing a lot of writepixelfast stuff.