Quote:
Originally Posted by ross
Hi Graeme, why you need control bits?
If you have signed values for direction you can simply use 0 for no movement.
So you could use more bits for delta or less bit for movement (like 6 or 4, instead of 8).
And you can use bitfield instructions to extract values.
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Ahh good shout Ross, i need to be able move the cars in at least 8 pixels in any direction per frame so i can remove the control bits for sure, but i don’t think i gain any space efficiency.