am 07711c10: Tidy up GeometryUtils a bit
* commit '07711c10b8a64f26f4ecb1df0bb84df95c7f25d2': Tidy up GeometryUtils a bitmain
commit
3847ce5d96
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@ -54,7 +54,7 @@ static AK_FORCE_INLINE int getDistanceInt(const int x1, const int y1, const int
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static AK_FORCE_INLINE float getAngle(const int x1, const int y1, const int x2, const int y2) {
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const int dx = x1 - x2;
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const int dy = y1 - y2;
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if (dx == 0 && dy == 0) return 0;
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if (dx == 0 && dy == 0) return 0.0f;
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return atan2f(static_cast<float>(dy), static_cast<float>(dx));
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}
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@ -96,6 +96,7 @@ static inline float pointToLineSegSquaredDistanceFloat(const float x, const floa
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// Normal distribution N(u, sigma^2).
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struct NormalDistribution {
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public:
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NormalDistribution(const float u, const float sigma)
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: mU(u), mSigma(sigma),
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mPreComputedNonExpPart(1.0f / sqrtf(2.0f * M_PI_F * SQUARE_FLOAT(sigma))),
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@ -108,10 +109,10 @@ struct NormalDistribution {
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private:
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DISALLOW_IMPLICIT_CONSTRUCTORS(NormalDistribution);
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float mU; // mean value
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float mSigma; // standard deviation
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float mPreComputedNonExpPart; // = 1 / sqrt(2 * PI * sigma^2)
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float mPreComputedExponentPart; // = -1 / (2 * sigma^2)
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const float mU; // mean value
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const float mSigma; // standard deviation
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const float mPreComputedNonExpPart; // = 1 / sqrt(2 * PI * sigma^2)
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const float mPreComputedExponentPart; // = -1 / (2 * sigma^2)
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}; // struct NormalDistribution
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} // namespace latinime
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#endif // LATINIME_GEOMETRY_UTILS_H
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