(09-18-2019, 07:58 PM)Ofnuts Wrote: This is just the standard trigonometric convention. Of course, given than Y goes downwards, using clockwise from horizontal would have been just as justified.
Must be the engineer in me then, where North is 0⁰ E is 90⁰ S is 180⁰ W is 270⁰ and back to N = 360⁰
(mixing up threads here: deg using compose key - ^ - 0 sequence, do they show in your language)