small fix on the detector index in beam intensity corrections.

Signed-off-by: Zheheng Liu <zheheng.liu@esrf.fr>

4_grains/gtGrainComputeBeamAttenuation.m

@@ -12,7 +12,7 @@ function [atts_tot, atts, abs_vol] = gtGrainComputeBeamAttenuation(gr, p, det_in
     end
 
     if (isfield(gr.proj, 'ondet'))
-        gr_included = gr.proj(det_ind).ondet(gr.proj.included);
+        gr_included = gr.proj(det_ind).ondet(gr.proj(det_ind).included);
     else
         gr_included = gr.ondet(gr.included);
     end

4_grains/gtGrainComputeIncomingBeamIntensity.m

@@ -11,7 +11,7 @@ function [int_profile, refs] = gtGrainComputeIncomingBeamIntensity(gr, parameter
     end
 
     if (isfield(gr.proj, 'ondet'))
-        gr_included = gr.proj.ondet(gr.proj.included);
+        gr_included = gr.proj(det_index).ondet(gr.proj(det_index).included);
     else
         gr_included = gr.ondet(gr.included);
     end
@@ -20,7 +20,7 @@ function [int_profile, refs] = gtGrainComputeIncomingBeamIntensity(gr, parameter
         radius = 3;
     end
 
-    omegas = gr.allblobs.omega(gr_included);
+    omegas = gr.allblobs(det_index).omega(gr_included);
     gc_det_pos = gtGeoGrainCenterSam2Det(gr.center, omegas, parameters);
 
     img_nums = omegas ./ gtAcqGetOmegaStep(parameters, det_index);