Skip to content

RGB32 Euclidean filters: count the max distance as in range on x86 SIMD #1637

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We鈥檒l occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
Gin890 merged 2 commits into from
Oct 21, 2026
Merged

RGB32 Euclidean filters: count the max distance as in range on x86 SIMD #1637

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
c692549
Kernel tests: RGB32 Euclidean filters at the distance boundary.
Oct 21, 2026
80e7212
RGB32 Euclidean filters: count the max distance as in range on x86 SIMD.
Oct 21, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion SerialPrograms/Source/Kernels/BinaryImageFilters/Kernels_BinaryImage_BasicFilters_x64_AVX2.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -169,7 +169,7 @@ class Compressor_RgbEuclidean_x64_AVX2{
__m256i sum_sqr = _mm256_add_epi32(r, g);
sum_sqr = _mm256_add_epi32(sum_sqr, b);

__m256i cmp = _mm256_cmpgt_epi32(m_distance_squared, sum_sqr);
__m256i cmp = _mm256_cmpeq_epi32(_mm256_min_epu32(sum_sqr, m_distance_squared), sum_sqr);
return _mm256_movemask_ps(_mm256_castsi256_ps(cmp));
}

Expand Down
2 changes: 1 addition & 1 deletion ...lPrograms/Source/Kernels/BinaryImageFilters/Kernels_BinaryImage_BasicFilters_x64_AVX512.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -168,7 +168,7 @@ class Compressor_RgbEuclidean_x64_AVX512{
__m512i sum_sqr = _mm512_add_epi32(r, g);
sum_sqr = _mm512_add_epi32(sum_sqr, b);

__mmask16 cmp = _mm512_cmpgt_epi32_mask(m_distance_squared, sum_sqr);
__mmask16 cmp = _mm512_cmple_epu32_mask(sum_sqr, m_distance_squared);
return cmp;
}

Expand Down
2 changes: 1 addition & 1 deletion ...alPrograms/Source/Kernels/BinaryImageFilters/Kernels_BinaryImage_BasicFilters_x64_SSE42.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -188,7 +188,7 @@ class Compressor_RgbEuclidean_x64_SSE41{
__m128i sum_sqr = _mm_add_epi32(r, g);
sum_sqr = _mm_add_epi32(sum_sqr, b);

__m128i cmp = _mm_cmpgt_epi32(m_distance_squared, sum_sqr);
__m128i cmp = _mm_cmpeq_epi32(_mm_min_epu32(sum_sqr, m_distance_squared), sum_sqr);
return _mm_movemask_ps(_mm_castsi128_ps(cmp));
}

Expand Down
Loading
Loading