Hi Dax,
In your instance it's a single pre-calculation - you call sin/cos to get the delta values for your angle just once - no need to calculate the deltas again unless the angle changes.
There is no real problem using sin/cos in these days of modern processors - go for it.
In your instance it's a single pre-calculation - you call sin/cos to get the delta values for your angle just once - no need to calculate the deltas again unless the angle changes.
There is no real problem using sin/cos in these days of modern processors - go for it.