Merge broker-fft-nogpu into rc175: FFT without a GPU turns indexing off instead of cancelling the collection

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
2026-10-14 13:14:25 +02:00
parent b92afe1b3e bdb5aaa44b
commit 02ea56b2d3
1 changed files with 2 additions and 1 deletions
@@ -1710,7 +1710,8 @@ IndexingAlgorithmEnum DiffractionExperiment::GetIndexingAlgorithm() const {
                return IndexingAlgorithmEnum::FFT;
            return IndexingAlgorithmEnum::FFBIDX;
        case IndexingAlgorithmEnum::FFT:
-            return IndexingAlgorithmEnum::FFT;
+            // No silent switch to FFTW, too slow for live stills: a missing GPU turns indexing off
+            return get_gpu_count() == 0 ? IndexingAlgorithmEnum::None : IndexingAlgorithmEnum::FFT;
        case IndexingAlgorithmEnum::FFTW:
            return IndexingAlgorithmEnum::FFTW;
        default: