message: hack to use a universal set of opacities in the tf editor
diff: @@ -127,7 +127,9 @@ void TransferFunctionWidget::SetTFNSelection(int selection)
  tfn_selection = selection;
  // Remember to update other constructors as well
  tfn_c = &(tfn_c_list[selection]);
  +#if 0 // NOTE(jda) - this will use the first tf's opacities for all color maps
  tfn_o = &(tfn_o_list[selection]);
  +#endif
  tfn_edit = tfn_editable[selection];
  tfn_changed = true;
  }
  