Plotting: fixed bug with missing mask in phase figure

Signed-off-by: Nicola Vigano <nicola.vigano@esrf.fr>

zUtil_Deformation/plotting/gt6DMakePhaseFigureForPaper.m

@@ -69,13 +69,19 @@ function gt6DMakePhaseFigureForPaper( phase_mat, phase_id, varargin )
         end
     end
 
-    slice_abs = get_slice(conf.abs_vol, conf.plane, conf.slice);
-    slice_abs = (slice_abs - min(slice_abs(:))) ./ (max(slice_abs(:)) - min(slice_abs(:)));
+    if (~isempty(conf.abs_vol))
+        slice_abs = get_slice(conf.abs_vol, conf.plane, conf.slice);
+        slice_abs = (slice_abs - min(slice_abs(:))) ./ (max(slice_abs(:)) - min(slice_abs(:)));
+    end
 
-    slice_mask = get_slice(conf.abs_mask, conf.plane, conf.slice);
-    slice_R(~slice_mask) = slice_abs(~slice_mask);
-    slice_G(~slice_mask) = slice_abs(~slice_mask);
-    slice_B(~slice_mask) = slice_abs(~slice_mask);
+    if (~isempty(conf.abs_mask))
+        slice_mask = get_slice(conf.abs_mask, conf.plane, conf.slice);
+        if (~isempty(conf.abs_vol))
+            slice_R(~slice_mask) = slice_abs(~slice_mask);
+            slice_G(~slice_mask) = slice_abs(~slice_mask);
+            slice_B(~slice_mask) = slice_abs(~slice_mask);
+        end
+    end
 
     if (~isempty(conf.lims_u))
         % Note the inversion between x/y because of matlab's transpose problem