XtalOptimizer: Accept std::vector<std::vector<SpotToSave>> for spots input, to distinguish spots between different images

image_analysis/IndexAndRefine.cpp

@@ -134,7 +134,7 @@ void IndexAndRefine::RefineGeometryIfNeeded(DataMessage &msg, IndexAndRefine::In
             XtalOptimizerRotationOnly(data, msg.spots, 0.05);
             break;
         case GeomRefinementAlgorithmEnum::BeamCenter:
-            if (XtalOptimizer(data, msg.spots)) {
+            if (XtalOptimizer(data, {msg.spots})) {
                 outcome.experiment.BeamX_pxl(data.geom.GetBeamX_pxl())
                         .BeamY_pxl(data.geom.GetBeamY_pxl());
                 outcome.beam_center_updated = true;