// 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/CrystalLattice.h"
#include "../common/Coord.h"

struct MultiLatticeSearchResult {
    Coord rotation_vector;          // Rodrigues vector: axis * angle, magnitude == angle [rad]
};

// Input: lattices assumed to describe the same crystal (same unit cell), differing
// only by orientation, and describing non-overlapping sets of spots.
// The first lattice is the reference. A subsequent lattice is kept only if its unit
// cell matches the reference (within tolerances); for each kept lattice we find the
// proper rotation R mapping reference -> lattice
std::vector<MultiLatticeSearchResult> MultiLatticeSearch(const std::vector<CrystalLattice> &lattices,
                                                         float dist_tolerance = 0.03f,
                                                         float angle_tolerance_deg = 3.0f);