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authorThomas White <taw@physics.org>2023-06-07 10:21:33 +0200
committerThomas White <taw@physics.org>2023-07-28 13:22:05 +0200
commitbbfee92698c5bc2d5ab91782ab5215884da1c93b (patch)
tree2d06b320365e9fa9fa420d7e57a18663916ee784 /libcrystfel/src
parentfde597cea70db2ec7216c771c55ab7d5a3ad93eb (diff)
Fix incorrect sign of clen gradient
Diffstat (limited to 'libcrystfel/src')
-rw-r--r--libcrystfel/src/geometry.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libcrystfel/src/geometry.c b/libcrystfel/src/geometry.c
index e454b73d..8e8a445d 100644
--- a/libcrystfel/src/geometry.c
+++ b/libcrystfel/src/geometry.c
@@ -1138,7 +1138,7 @@ double x_gradient(int param, Reflection *refl, UnitCell *cell,
return 0;
case GPARAM_CLEN :
- return xl / (kpred+zl);
+ return -xl / (kpred+zl);
}
@@ -1199,7 +1199,7 @@ double y_gradient(int param, Reflection *refl, UnitCell *cell,
return -1;
case GPARAM_CLEN :
- return yl / (kpred+zl);
+ return -yl / (kpred+zl);
}