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
70 lines
3.4 KiB
C++
70 lines
3.4 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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#include "ImagePreprocessorCPU.h"
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ImagePreprocessorCPU::ImagePreprocessorCPU(const DiffractionExperiment &experiment, const PixelMask &mask)
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: ImagePreprocessor(experiment),
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mask_bits(mask.GetPackedMask()) {}
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ImageStatistics ImagePreprocessorCPU::Analyze(ImagePreprocessorBuffer &processed_image, const uint8_t *image_ptr, CompressedImageMode image_mode) {
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if (processed_image.size() != npixels)
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throw JFJochException(JFJochExceptionCategory::InputParameterInvalid, "Processed image size mismatch");
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ImageStatistics ret{};
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AnalyzeBlock(processed_image, 0, image_ptr, npixels, image_mode, ret);
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return ret;
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}
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void ImagePreprocessorCPU::AnalyzeBlock(ImagePreprocessorBuffer &processed_image, size_t first, const uint8_t *input,
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size_t n, CompressedImageMode image_mode, ImageStatistics &stats) {
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switch (image_mode) {
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case CompressedImageMode::Int8:
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return AnalyzeBlock<int8_t>(processed_image, first, input, n, INT8_MIN, INT8_MAX, stats);
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case CompressedImageMode::Int16:
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return AnalyzeBlock<int16_t>(processed_image, first, input, n, INT16_MIN, INT16_MAX, stats);
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case CompressedImageMode::Int32:
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return AnalyzeBlock<int32_t>(processed_image, first, input, n, INT32_MIN, INT32_MAX, stats);
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case CompressedImageMode::Uint8:
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return AnalyzeBlock<uint8_t>(processed_image, first, input, n, UINT8_MAX, UINT8_MAX, stats);
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case CompressedImageMode::Uint16:
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return AnalyzeBlock<uint16_t>(processed_image, first, input, n, UINT16_MAX, UINT16_MAX, stats);
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case CompressedImageMode::Uint32:
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return AnalyzeBlock<uint32_t>(processed_image, first, input, n, UINT32_MAX, UINT32_MAX, stats);
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default:
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throw JFJochException(JFJochExceptionCategory::InputParameterInvalid, "RGB/float mode not supported");
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}
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}
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template<class T>
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void ImagePreprocessorCPU::AnalyzeBlock(ImagePreprocessorBuffer &processed_image, size_t first, const uint8_t *input,
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size_t n, T err_pixel_val, T sat_pixel_val, ImageStatistics &ret) {
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auto image = reinterpret_cast<const T *>(input);
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int32_t *out = processed_image.data() + first;
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if (sat_pixel_val > saturation_limit)
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sat_pixel_val = static_cast<T>(saturation_limit);
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for (size_t i = 0; i < n; i++) {
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if ((mask_bits[(first + i) / 32] >> ((first + i) % 32)) & 1U) {
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out[i] = INT32_MIN;
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++ret.masked_pixel_count;
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} else if (image[i] == err_pixel_val) {
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// Error/invalid marker = the pixel type's extreme value (0xFFFFFFFF for EIGER uint32).
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// Tested before saturation, since for unsigned types the marker also exceeds sat_pixel_val
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// (which is clipped above to the HDF5 saturation_value).
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out[i] = INT32_MIN;
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++ret.error_pixel_count;
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} else if (image[i] >= sat_pixel_val) {
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out[i] = INT32_MAX;
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++ret.saturated_pixel_count;
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} else {
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out[i] = static_cast<int32_t>(image[i]);
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if (image[i] > ret.max_value)
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ret.max_value = image[i];
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if (image[i] < ret.min_value)
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ret.min_value = image[i];
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}
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}
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}
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