Conflicts in the three CPU pixel loops the fused pipeline split per block, resolved by carrying this branch's loop bodies into the new functions with the per-pixel arithmetic unchanged: - AdaptiveSpotFinderCPU: the register-held ring sums now live in AccumulateRingsBlock (stored at the end of each block, so the additions stay in pixel order). - ImagePreprocessorCPU::AnalyzeBlock reads the PixelMask-derived 32-pixel mask words at first + i. - ImageSpotFinderCPU::DetectPass: rc173's new_row() marking/fill_row calls kept in place, the vertical update replaced by the vectorised slide with the prev_strong fix-up. Byte-identical p.hkl, p.mtz, p_P1.mtz, p_unmerged.mtz vs rc173 references on myob, cytc, lyso, sparse (CPU-only build) and myob (GPU build); targeted tests (ImageSpotFinderCPU*, AdaptiveSpotFinder, SpotFinding, PixelMask, Bragg*, RotationScale, AzimuthalIntegration, portable) pass. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01D1G8gJVAy6gp1K5Dz3NE5C
24 lines
1.2 KiB
C++
24 lines
1.2 KiB
C++
// SPDX-FileCopyrightText: 2026 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
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// SPDX-License-Identifier: GPL-3.0-only
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#pragma once
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#include "ImagePreprocessor.h"
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class ImagePreprocessorCPU : public ImagePreprocessor {
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// The pixel mask one bit per pixel, 32 to a word - PixelMask derives it once, so each engine only
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// copies it.
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std::vector<uint32_t> mask_bits;
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template <class T> void AnalyzeBlock(ImagePreprocessorBuffer &processed_image, size_t first, const uint8_t *input,
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size_t n, T err_value, T sat_value, ImageStatistics &stats);
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public:
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ImagePreprocessorCPU(const DiffractionExperiment &experiment, const PixelMask &mask);
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ImageStatistics Analyze(ImagePreprocessorBuffer &processed_image, const uint8_t *decompressed_image, CompressedImageMode image_mode) override;
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// Analyze for the n pixels from pixel `first` on, whose values `input` holds, adding to stats. The
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// blocks of an image can come in any order and together give Analyze()'s result.
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void AnalyzeBlock(ImagePreprocessorBuffer &processed_image, size_t first, const uint8_t *input, size_t n,
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CompressedImageMode image_mode, ImageStatistics &stats);
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};
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