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Jungfraujoch/image_analysis/geom_refinement/AssignSpotsToRings.h
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v1.0.0-rc.148 (#58)
This is an UNSTABLE release. The release has significant modifications for data processing - in case of troubles go back to 1.0.0-rc.144.

* jfjoch_broker: Improve azimuthal integration (add <I^2> calculation)
* jfjoch_broker: Fixes around indexing, aiming to handle multi-lattice crystals (work in progress, it is not fully integrated)
* jfjoch_writer: Save mean(I), stddev(I), and count(I) for each azimuthal bin

Reviewed-on: #58
2026-06-08 08:30:35 +02:00

40 lines
1.6 KiB
C++

// SPDX-FileCopyrightText: 2025 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
// SPDX-License-Identifier: GPL-3.0-only
#pragma once
#include <vector>
#include "../../common/UnitCell.h"
#include "../../common/SpotToSave.h"
#include "RingOptimizer.h"
struct RingClusters {
std::vector<int> spots;
float R_obs;
int ring_idx = -1;
};
struct FindCircleCenterResult {
int64_t total_votes;
int64_t votes_for_beam_center;
float x;
float y;
};
FindCircleCenterResult FindCircleCenter(const std::vector<SpotToSave> &v,
int64_t width = 4000,
int64_t height = 4000,
int64_t max_spots = 500);
std::vector<std::vector<int>> ClusterSpotsIntoRings(const std::vector<float>& r, float eps = 1.5, int minPts = 5);
std::vector<RingClusters> AnalyzeClusters(const std::vector<float>& r, const std::vector<std::vector<int>> &clusters);
std::vector<float> CalculateXtalRings(const UnitCell &cell, int hkl_max = 6);
std::vector<float> CalculateCubicXtalRings( float a, int hkl_max = 4);
float GuessDetectorDistance(const DiffractionGeometry& geom, float ring_radius_pxl, float d_A);
std::vector<RingClusters> GuessInitialGeometry(DiffractionGeometry &geom, const std::vector<SpotToSave> &v, float calibrant_a_A);
void GuessGeometry(DiffractionGeometry &geom, const std::vector<SpotToSave> &v, const UnitCell &calibrant);
void OptimizeGeometry(DiffractionGeometry &geom, const std::vector<SpotToSave> &v, const UnitCell &calibrant);