trigValuesToHalfAngleTrigValues MethodStatic
Compute the angle A given rcos(2A) and rsin(2A) for some nonnegative scalar r.
- This function assumes the input arguments are related to an angle between -PI and PI.
- This function returns an angle between -PI and PI.
trigValuesToHalfAngleTrigValues(rCos2A: number, rSin2A: number): TrigValues
@returns cos(A), sin(A) and A in radians
| Parameter | Type | Description |
|---|---|---|
| rCos2A | number | scaled cosine value of twice the angle A. |
| rSin2A | number | scaled sine value of twice the angle A. |
Returns - TrigValues
cos(A), sin(A) and A in radians
Defined in
- geometry3d/Angle.ts Line 416
Last Updated: 14 November, 2024
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