#include "xstypesconfig.h"#include "xstypedefs.h"#include "pstdint.h"#include <math.h>#include <float.h>#include "xsfloatmath.h"
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Namespaces | |
| XsMath | |
| Namespace for mathematical constants and operations. | |
Macros | |
| #define | WANTXSMATH2 0 |
| #define | XSMATHCONST static const |
| #define | XSMATHINLINE static |
| #define | XSMATHINLINE2 static |
Functions | |
| XSMATHINLINE XsReal | XsMath_asinClamped (const XsReal x) |
| Returns asin(x) for -1 < x < 1. More... | |
| XSMATHINLINE XsReal | XsMath_deg2rad (XsReal degrees) |
| Convert degrees to radians. More... | |
| XSMATHINLINE2 int64_t | XsMath_doubleToInt64 (double d) |
| Returns d integer converted from a double precision floating point value. More... | |
| XSMATHINLINE2 int32_t | XsMath_doubleToLong (double d) |
| Returns d integer converted from a double precision floating point value. More... | |
| XSMATHINLINE2 int64_t | XsMath_floatToInt64 (float d) |
| Returns d integer converted from a single precision floating point value. More... | |
| XSMATHINLINE2 int32_t | XsMath_floatToLong (float d) |
| Returns d integer converted from a single precision floating point value. More... | |
| XSMATHINLINE2 int | XsMath_isFinite (XsReal x) |
| Returns non-zero if x is finite. More... | |
| XSMATHINLINE XsReal | XsMath_pow2 (XsReal a) |
| Returns a to the power of 2. More... | |
| XSMATHINLINE XsReal | XsMath_pow3 (XsReal a) |
| Returns a to the power of 3. More... | |
| XSMATHINLINE XsReal | XsMath_pow5 (XsReal a) |
| Returns a to the power of 5. More... | |
| XSMATHINLINE XsReal | XsMath_rad2deg (XsReal radians) |
| Convert radians to degrees. More... | |
Variables | |
| XSMATHCONST XsReal | XsMath_deg2radValue = 0.017453292519943295769236907684886 |
| Value to convert degrees to radians by multiplication. More... | |
| XSMATHCONST XsReal | XsMath_denormalized = 1e-307 |
| Value that represents the subnormal number in floating point wizardry. More... | |
| XSMATHCONST XsReal | XsMath_e = 2.7182818284590452353602874713527 |
| The value e. More... | |
| XSMATHCONST XsReal | XsMath_epsilon = 2.2204460492503131e-016 |
| A value related to the precision of floating point arithmetic (2.2204460492503131e-016) More... | |
| XSMATHCONST XsReal | XsMath_four = 4.0 |
| 4 More... | |
| XSMATHCONST XsReal | XsMath_halfPi = 1.5707963267948966192313216916397514420985846996875529104874 |
| pi/2 More... | |
| XSMATHCONST XsReal | XsMath_hugeValue = 1.0e+16 |
| A convincingly large number. More... | |
| XSMATHCONST XsReal | XsMath_infinity = DBL_MAX |
| infinity value More... | |
| XSMATHCONST XsReal | XsMath_minusHalfPi = -1.5707963267948966192313216916397514420985846996875529104874 |
| -pi/2 More... | |
| XSMATHCONST XsReal | XsMath_minusOne = -1.0 |
| -1.0 More... | |
| XSMATHCONST XsReal | XsMath_minusPt5 = -0.5 |
| -0.5 More... | |
| XSMATHCONST XsReal | XsMath_minusTwo = -2.0 |
| -2 More... | |
| XSMATHCONST XsReal | XsMath_one = 1.0 |
| 1.0 More... | |
| XSMATHCONST XsReal | XsMath_pi = 3.1415926535897932384626433832795028841971693993751058209749 |
| The value pi. More... | |
| XSMATHCONST XsReal | XsMath_pt25 = 0.25 |
| 0.25 More... | |
| XSMATHCONST XsReal | XsMath_pt5 = 0.5 |
| 0.5 More... | |
| XSMATHCONST XsReal | XsMath_rad2degValue = 57.295779513082320876798154814105 |
| Value to convert radians to degrees by multiplication. More... | |
| XSMATHCONST XsReal | XsMath_sqrt2 = 1.4142135623730950488016887242097 |
| sqrt(2) More... | |
| XSMATHCONST XsReal | XsMath_sqrtDenormalized = 3.1622776601683793319988935444327e-154 |
| Square root of XsMath_denormalized. More... | |
| XSMATHCONST XsReal | XsMath_sqrtEpsilon = 1.4901161193847656e-008 |
| Square root of XsMath_epsilon. More... | |
| XSMATHCONST XsReal | XsMath_sqrtHalf = 0.5 * 1.4142135623730950488016887242097 |
| sqrt(0.5) More... | |
| XSMATHCONST XsReal | XsMath_tinyValue = 1.0e-16 |
| A really small value. More... | |
| XSMATHCONST XsReal | XsMath_two = 2.0 |
| 2 More... | |
| XSMATHCONST XsReal | XsMath_twoPi = 6.2831853071795864769252867665590057683943387987502116419498 |
| 2*pi More... | |
| XSMATHCONST XsReal | XsMath_zero = 0.0 |
| 0 More... | |