From 9515f8664c5194caacb2308d62d92a8b4430507b Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Thu, 3 Mar 2011 18:18:35 +0100
Subject: Fix array offset

---
 data/diffraction.cl | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'data')

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];
-- 
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