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AP_Math: add F_TO_KELVIN and C_TO_F

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Peter Barker 2023-11-09 16:38:28 +11:00 committed by Andrew Tridgell
parent 6c0d540afe
commit c5eab29f5e
1 changed files with 3 additions and 1 deletions
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4
libraries/AP_Math/definitions.h
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@ -74,7 +74,9 @@ static const double WGS84_E = (sqrt(2 * WGS84_F - WGS84_F * WGS84_F));
#define C_TO_KELVIN(temp) (temp + 273.15f)
#define KELVIN_TO_C(temp) (temp - 273.15f)
#define F_TO_KELVIN(temp) C_TO_KELVIN(((temp - 32) * 5/9))
#define F_TO_C(temp) ((temp - 32) * 5/9)
#define F_TO_KELVIN(temp) C_TO_KELVIN(F_TO_C(temp))
#define C_TO_F(temp) ((temp * 9/5) + 32)
#define M_PER_SEC_TO_KNOTS 1.94384449f
#define KNOTS_TO_M_PER_SEC (1/M_PER_SEC_TO_KNOTS)