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-rw-r--r--libcrystfel/src/predict-refine.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/libcrystfel/src/predict-refine.c b/libcrystfel/src/predict-refine.c
index d8547710..e2adacf5 100644
--- a/libcrystfel/src/predict-refine.c
+++ b/libcrystfel/src/predict-refine.c
@@ -72,7 +72,7 @@ double ss_dev(struct reflpeak *rp, struct detgeom *det)
}
-double r_gradient(UnitCell *cell, int k, Reflection *refl, struct image *image)
+double r_gradient(int param, Reflection *refl, UnitCell *cell, double wavelength)
{
double asx, asy, asz;
double bsx, bsy, bsz;
@@ -91,10 +91,10 @@ double r_gradient(UnitCell *cell, int k, Reflection *refl, struct image *image)
zl = hs*asz + ks*bsz + ls*csz;
tl = sqrt(xl*xl + yl*yl);
- phi = angle_between_2d(tl, zl+1.0/image->lambda, 0.0, 1.0); /* 2theta */
+ phi = angle_between_2d(tl, zl+1.0/wavelength, 0.0, 1.0); /* 2theta */
azi = atan2(yl, xl); /* azimuth */
- switch ( k ) {
+ switch ( param ) {
case GPARAM_ASX :
return - hs * sin(phi) * cos(azi);
@@ -134,7 +134,7 @@ double r_gradient(UnitCell *cell, int k, Reflection *refl, struct image *image)
}
- ERROR("No r gradient defined for parameter %i\n", k);
+ ERROR("No r gradient defined for parameter %i\n", param);
abort();
}
@@ -550,8 +550,8 @@ static int iterate(struct reflpeak *rps, int n, UnitCell *cell, struct image *im
w = rps[i].Ih;
for ( k=0; k<num_params; k++ ) {
- gradients[k] = r_gradient(cell, rv[k], rps[i].refl,
- image);
+ gradients[k] = r_gradient(rv[k], rps[i].refl, cell,
+ image->lambda);
}
for ( k=0; k<num_params; k++ ) {