// // The commented-out functions need no implementation because DarkPlaces offers // them as builtins. They are listed here anyway for completeness sake. #define int float #define FP_NAN 0 #define FP_INFINITE 1 #define FP_ZERO 2 #define FP_SUBNORMAL 3 #define FP_NORMAL 4 int fpclassify(float x); int isfinite(float x); int isinf(float x); int isnan(float x); int isnormal(float x); int signbit(float x); //float acos(float x); //float asin(float x); //float atan(float x); //float atan2(float y, float x); //float cos(float x); //float sin(float x); //float tan(float x); float acosh(float x); float asinh(float x); float atanh(float x); float cosh(float x); float sinh(float x); float tanh(float x); float exp(float x); float exp2(float x); float expm1(float x); vector frexp(float x); // returns mantissa as _x, exponent as _y int ilogb(float x); float ldexp(float x, int e); //float log(float x); float log10(float x); float log1p(float x); float log2(float x); float logb(float x); vector modf(float f); // fraction as _x, integer as _y float scalbn(float x, int n); float cbrt(float x); //float fabs(float x); float hypot(float x, float y); //float pow(float x, float y); //float sqrt(float x, float y); float erf(float x); float erfc(float x); vector lgamma(float x); // value in _x, sign in _y float tgamma(float x); //float ceil(float x); //float floor(float x); float nearbyint(float x); //float rint(float x); //float round(float x); float trunc(float x); float fmod(float x, float y); float remainder(float x, float y); vector remquo(float x, float y); float copysign(float x, float y); float nan(string tag); float nextafter(float x, float y); float nexttoward(float x, float y); float fdim(float x, float y); float fmax(float x, float y); float fmin(float x, float y); float fma(float x, float y, float z); int isgreater(float x, float y); int isgreaterequal(float x, float y); int isless(float x, float y); int islessequal(float x, float y); int islessgreater(float x, float y); int isunordered(float x, float y); #define M_E 2.7182818284590452354 /* e */ #define M_LOG2E 1.4426950408889634074 /* log_2 e */ #define M_LOG10E 0.43429448190325182765 /* log_10 e */ #define M_LN2 0.69314718055994530942 /* log_e 2 */ #define M_LN10 2.30258509299404568402 /* log_e 10 */ #define M_PI 3.14159265358979323846 /* pi */ #define M_PI_2 1.57079632679489661923 /* pi/2 */ #define M_PI_4 0.78539816339744830962 /* pi/4 */ #define M_1_PI 0.31830988618379067154 /* 1/pi */ #define M_2_PI 0.63661977236758134308 /* 2/pi */ #define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */ #define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ #define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */