#include <cmath>
#include <OpenImageIO/oiioversion.h>

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Detailed Description

This adds definitions we think should be in math.h, but which on on some platforms appears to be missing in action.

Definition in file missing_math.h.

Macro Definition Documentation

#define M_1_PI 0.318309886183790671537767526745028724

1/PI

Definition at line 68 of file missing_math.h.

#define M_2_PI 0.636619772367581343075535053490057448

2/PI

Definition at line 73 of file missing_math.h.

#define M_E 2.71828182845904523536028747135266250

e, Euler's number

Definition at line 98 of file missing_math.h.

#define M_LN10 2.30258509299404568401799145468436421

ln(10)

Definition at line 93 of file missing_math.h.

#define M_LN2 0.69314718055994530941723212145817656

ln(2)

Definition at line 88 of file missing_math.h.

#define M_LOG2E 1.44269504088896340735992468100189214

log2(e)

Definition at line 103 of file missing_math.h.

#define M_PI 3.14159265358979323846264338327950288

PI.

Definition at line 48 of file missing_math.h.

#define M_PI_2 1.57079632679489661923132169163975144

PI / 2.

Definition at line 53 of file missing_math.h.

#define M_PI_4 0.785398163397448309615660845819875721

PI / 4.

Definition at line 58 of file missing_math.h.

#define M_SQRT1_2 0.707106781186547524400844362104849039

1/sqrt(2)

Definition at line 83 of file missing_math.h.

#define M_SQRT2 1.41421356237309504880168872420969808

sqrt(2)

Definition at line 78 of file missing_math.h.

#define M_TWO_PI (M_PI * 2.0)

PI * 2.

Definition at line 63 of file missing_math.h.