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[move sift.cpp] Remove unnecessary _mm256_round_ps

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original commit: b5340f6428
This commit is contained in:
woody.chow 2017-09-26 10:12:30 +09:00
parent 0f0dea79fc
commit 69d43e2997
1 changed files with 1 additions and 1 deletions
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modules/features2d/src/sift.cpp
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@ -343,7 +343,7 @@ static float calcOrientationHist( const Mat& img, Point pt, int radius,
float CV_DECL_ALIGNED(32) w_mul_mag_buf[8];
for ( ; k <= len - 8; k+=8 )
{
__m256i __bin = _mm256_cvtps_epi32(_mm256_round_ps(_mm256_mul_ps(__nd360, _mm256_loadu_ps(&Ori[k])), _MM_FROUND_TO_NEAREST_INT |_MM_FROUND_NO_EXC));
__m256i __bin = _mm256_cvtps_epi32(_mm256_mul_ps(__nd360, _mm256_loadu_ps(&Ori[k])));
__bin = _mm256_sub_epi32(__bin, _mm256_andnot_si256(_mm256_cmpgt_epi32(__n, __bin), __n));
__bin = _mm256_add_epi32(__bin, _mm256_and_si256(__n, _mm256_cmpgt_epi32(_mm256_setzero_si256(), __bin)));