diff options
| author | Thomas White <taw@physics.org> | 2015-03-20 17:14:12 +0100 |
|---|---|---|
| committer | Thomas White <taw@physics.org> | 2015-04-20 15:50:39 +0200 |
| commit | 68c5ab7758b1f065375f180cf574be58f904ba67 (patch) | |
| tree | 6550e9dfdfab47f4ad792d195e26ef81e4fdd877 /src/predict-refine.c | |
| parent | e05288c1074be5928cca8581ab4d07d80853c22a (diff) | |
refine_prediction(): Improve error handling
Diffstat (limited to 'src/predict-refine.c')
| -rw-r--r-- | src/predict-refine.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/predict-refine.c b/src/predict-refine.c index 52496198..ff5fa862 100644 --- a/src/predict-refine.c +++ b/src/predict-refine.c @@ -450,6 +450,12 @@ static int iterate(struct reflpeak *rps, int n, UnitCell *cell, //show_matrix_eqn(M, v); shifts = solve_svd(v, M, NULL, 0); + if ( shifts == NULL ) { + ERROR("Failed to solve equations.\n"); + gsl_matrix_free(M); + gsl_vector_free(v); + return 1; + } for ( i=0; i<9; i++ ) { // STATUS("Shift %i = %e\n", i, gsl_vector_get(shifts, i)); @@ -524,8 +530,9 @@ int refine_prediction(struct image *image, Crystal *cr) reflist = reflist_new(); n = pair_peaks(image, cr, reflist, rps); if ( n < 10 ) { - ERROR("Too few paired peaks to refine orientation.\n"); + ERROR("Too few paired peaks (%i) to refine orientation.\n", n); free(rps); + reflist_free(reflist); return 1; } crystal_set_reflections(cr, reflist); @@ -547,8 +554,8 @@ int refine_prediction(struct image *image, Crystal *cr) /* Refine */ for ( i=0; i<MAX_CYCLES; i++ ) { - iterate(rps, n, crystal_get_cell(cr), image); update_partialities(cr, PMODEL_SCSPHERE); + if ( iterate(rps, n, crystal_get_cell(cr), image) ) return 1; } crystal_set_reflections(cr, NULL); |