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Speedup for perceptual tone curve #4269

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heckflosse
2018-01-05 16:42:22 +01:00
parent 045d11f05f
commit 0fcc1987a5
5 changed files with 282 additions and 245 deletions
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2
rtengine/rt_math.h
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@@ -14,6 +14,7 @@ constexpr double MAXVALD = static_cast<double>(MAXVAL); // double version of MAX
constexpr double RT_PI = 3.14159265358979323846; // pi
constexpr double RT_PI_2 = 1.57079632679489661923; // pi/2
constexpr double RT_PI_180 = 0.017453292519943295769; // pi/180
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)
@@ -23,6 +24,7 @@ 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_PI_F_180 = RT_PI_180;
constexpr float RT_INFINITY_F = std::numeric_limits<float>::infinity();
constexpr float RT_NAN_F = std::numeric_limits<float>::quiet_NaN();