Fixed indexing bug in forwward simulation

Signed-off-by: Stefan Schmiederer <sschmied@esrf.fr>

5_reconstruction/gtForwardSimulate_v2.m

@@ -274,7 +274,7 @@ for n = first : last
         toBeChecked = find(flag == 1);
 
         for ii = reshape(toBeChecked, [1 numel(toBeChecked)]);
-            reflectionPos = spotsPositions(onDet(ii));
+            reflectionPos = spotsPositions(ii);
 
             [full, found_intensity] = checkSpotInRawImages(full, ...
                 reflectionPos, fsim, spotsCommProps, parameters);