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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Angle-difference-between-two-bearings/Nim/angle-difference-between-two-bearings.nim Normal file
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import math
import strutils
proc delta(b1, b2: float) : float =
result = (b2 - b1) mod 360.0
if result < -180.0:
result += 360.0
elif result >= 180.0:
result -= 360.0
let testVectors : seq[tuple[b1, b2: float]] = @[
(20.00, 45.00 ),
(-45.00, 45.00 ),
(-85.00, 90.00 ),
(-95.00, 90.00 ),
(-45.00, 125.00 ),
(-45.00, 145.00 ),
( 29.48, -88.64 ),
(-78.33, -159.04 ),
(-70099.74, 29840.67 ),
(-165313.67, 33693.99 ),
(1174.84, -154146.66 ),
(60175.77, 42213.07 ) ]
for vector in testVectors:
echo vector.b1.formatFloat(ffDecimal, 2).align(13) &
vector.b2.formatFloat(ffDecimal, 2).align(13) &
delta(vector.b1, vector.b2).formatFloat(ffDecimal, 2).align(13)