Added a comment to explain the last commit modification

tfmoraes
1 parent 9c210a9d
Showing 1 changed file with 4 additions and 0 deletions Show diff stats
invesalius/data/viewer_slice.py
@@ -600,6 +600,10 @@ class Viewer(wx.Panel):
  
         coord = self.get_coordinate_cursor()
         position = self.slice_data.actor.GetInput().FindPoint(coord)
+
+        # when position == -1 the cursos is not over the image, so is not
+        # necessary to set the cursor position to world coordinate center of
+        # pixel from slice image.
         if position != -1:
             coord = self.slice_data.actor.GetInput().GetPoint(position)
         slice_data.cursor.SetPosition(coord)
...	...	@@ -600,6 +600,10 @@ class Viewer(wx.Panel):
600	600
601	601	coord = self.get_coordinate_cursor()
602	602	position = self.slice_data.actor.GetInput().FindPoint(coord)
	603	+
	604	+ # when position == -1 the cursos is not over the image, so is not
	605	+ # necessary to set the cursor position to world coordinate center of
	606	+ # pixel from slice image.
603	607	if position != -1:
604	608	coord = self.slice_data.actor.GetInput().GetPoint(position)
605	609	slice_data.cursor.SetPosition(coord)
...	...