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jernwerber/unitVector.py

Last active March 28, 2024 07:42
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Get direction (unit vector tuple)
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unitVector.py
import math
def get_direction(startPos, endPos):
# returns a direction (unit vector tuple) pointing from startPos to endPos
# startPos and endPos are tuples of x,y positions
sx, sy = startPos
ex, ey = endPos
mag = math.sqrt((ex-sx)**2 + (ey-sy)**2)
return ((ex-sx)/mag, (ey-sy)/mag)
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