MXAnalysisWithoutFPGA: Use GPU spot finder if available

image_analysis/spot_finding/ImageSpotFinderFactory.cpp

@@ -0,0 +1,18 @@
+// SPDX-FileCopyrightText: 2025 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
+// SPDX-License-Identifier: GPL-3.0-only
+
+#include "ImageSpotFinderFactory.h"
+#include "ImageSpotFinderCPU.h"
+
+#ifdef JFJOCH_USE_CUDA
+#include "../../common/CUDAWrapper.h"
+#include "ImageSpotFinderGPU.h"
+#endif
+
+std::unique_ptr<ImageSpotFinder> CreateImageSpotFinder(size_t width, size_t height) {
+#ifdef JFJOCH_USE_CUDA
+    if (get_gpu_count() > 0)
+        return std::make_unique<ImageSpotFinderGPU>(width, height);
+#endif
+    return std::make_unique<ImageSpotFinderCPU>(width, height);
+}