CHowsen
CHowsen

Reputation: 25

Transforming compass direction output

I have directional outputs which are both flipped and + - as appose to genuine compass outputs. I want to convert these using math to give me the correct output. I am pretty sure this can be done using trigonometric functions, i would welcome any advice i have drawn a quick sketch excuse the rough jotting. Left the current situation on the right the desired output

I hope that makes sense. North and south are flipped, if they were flipped back then we would have north to east positive 0-180, north to west negative 0-(-180), however i need it flipped and represented as normal compass headings,

Upvotes: 1

Views: 186

Answers (1)

micycle
micycle

Reputation: 3820

Going off the image, it looks like simply newAngle = oldAngle+180 (assuming input of -180...180).

Upvotes: 1

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