In the best case, your CPU needn't really be involved beyond a call to set up mapped memory. It is (among other things) a common memory format, so you can be wo

In the best case, your CPU needn't really be involved beyond a call to set up mapped memory. It is (among other things) a common memory format, so you can be working with it in one framework, and then start working with it in another, and it's location and format in memory hasn't changed at all.