message: Set the tag for samplers on GL so the resource can be opened
diff: @@ -720,6 +720,8 @@ void GLPipelineStateViewer::setShaderState(const GLPipe::Shader &stage, QLabel *
  RDTreeWidgetItem *node =
  new RDTreeWidgetItem({slotname, name, typeName, w, h, d, a, format, QString()});
  + node->setTag(QVariant::fromValue(r.Resource));
  +
  if(!filledSlot)
  setEmptyRow(node);
  