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add Pi and some other constants to ZScript (#1304)

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Alexander Kromm (m8f) 2021-02-14 03:34:19 +07:00 committed by GitHub
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commit 99ab1e3317
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14
wadsrc/static/zscript/constants.zs
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@ -1272,3 +1272,17 @@ enum ECompatFlags
COMPATF2_EXPLODE2 = 1 << 9, // Use original explosion code throughout.
COMPATF2_RAILING = 1 << 10, // Bugged Strife railings.
};
const M_E = 2.7182818284590452354; // e
const M_LOG2E = 1.4426950408889634074; // log_2 e
const M_LOG10E = 0.43429448190325182765; // log_10 e
const M_LN2 = 0.69314718055994530942; // log_e 2
const M_LN10 = 2.30258509299404568402; // log_e 10
const M_PI = 3.14159265358979323846; // pi
const M_PI_2 = 1.57079632679489661923; // pi/2
const M_PI_4 = 0.78539816339744830962; // pi/4
const M_1_PI = 0.31830988618379067154; // 1/pi
const M_2_PI = 0.63661977236758134308; // 2/pi
const M_2_SQRTPI = 1.12837916709551257390; // 2/sqrt(pi)
const M_SQRT2 = 1.41421356237309504880; // sqrt(2)
const M_SQRT1_2 = 0.70710678118654752440; // 1/sqrt(2)