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-rw-r--r--data/diffraction.cl3
1 files changed, 2 insertions, 1 deletions
diff --git a/data/diffraction.cl b/data/diffraction.cl
index 85080c58..feeae740 100644
--- a/data/diffraction.cl
+++ b/data/diffraction.cl
@@ -242,7 +242,8 @@ kernel void diffraction(global float *diff, global float *tt, float klow,
float val;
int idx;
- idx = convert_int_rtz(fs)+w*convert_int_rtz(ss);
+ idx = (min_fs + convert_int_rtz(fs))
+ + w*(min_ss + convert_int_rtz(ss));
for ( i=0; i<sampling*sampling*get_local_size(2); i++ )
sum += tmp[i];