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Make RT build without __USE_MISC and __USE_XOPEN

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Flössie
2017-01-28 19:03:59 +01:00
parent 9c9ac0d589
commit 88336cb897
24 changed files with 276 additions and 242 deletions
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16
rtengine/rt_math.h
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@@ -1,6 +1,7 @@
#pragma once
#include <algorithm>
#include <limits>
#include <cmath>
#include <cstdint>
@@ -11,6 +12,21 @@ constexpr int MAXVAL = 0xffff;
constexpr float MAXVALF = static_cast<float>(MAXVAL); // float version of MAXVAL
constexpr double MAXVALD = static_cast<double>(MAXVAL); // double version of MAXVAL
constexpr double RT_PI = 3.14159265358979323846; // pi
constexpr double RT_PI_2 = 1.57079632679489661923; // pi/2
constexpr double RT_1_PI = 0.31830988618379067154; // 1/pi
constexpr double RT_2_PI = 0.63661977236758134308; // 2/pi
constexpr double RT_SQRT1_2 = 0.70710678118654752440; // 1/sqrt(2)
constexpr double RT_INFINITY = std::numeric_limits<double>::infinity();
constexpr double RT_NAN = std::numeric_limits<double>::quiet_NaN();
constexpr float RT_PI_F = RT_PI;
constexpr float RT_PI_F_2 = RT_PI_2;
constexpr float RT_INFINITY_F = std::numeric_limits<float>::infinity();
constexpr float RT_NAN_F = std::numeric_limits<float>::quiet_NaN();
template <typename _Tp>
inline _Tp SQR (_Tp x)
{