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AP_Math: Add conversion between inches of water to pascals

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Michael du Breuil 2018-07-11 19:04:11 -07:00 committed by Andrew Tridgell
parent 62d0bc986a
commit d568767164
1 changed files with 2 additions and 0 deletions
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libraries/AP_Math/definitions.h
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@ -83,6 +83,8 @@ static const double WGS84_E = (sqrt(2 * WGS84_F - WGS84_F * WGS84_F));
#define SSL_AIR_PRESSURE 101325.01576f // Pascal
#define SSL_AIR_TEMPERATURE 288.15f // K
#define INCH_OF_H2O_TO_PASCAL 248.84f
/*
use AP_ prefix to prevent conflict with OS headers, such as NuttX
clock.h