public IList<VoxelVariableProfile> GetVariableProfiles()

{
  // Note: call within QueuedTask.Run()
  {
    var profiles = voxelLayer.GetVariableProfiles();
    var sel_profile = voxelLayer.SelectedVariableProfile;
    //Select any profile as long as it is not the current selected variable
    var not_selected = profiles.Where(p => p.Variable != sel_profile.Variable).ToList();
    if (not_selected.Count() > 0)
    {
      voxelLayer.SetSelectedVariableProfile(not_selected.First());
    }
  }
}

{

  var variable_profiles = voxelLayer.GetVariableProfiles();
}

{
  var variable = voxelLayer.GetVariableProfiles().First();
  var renderer = variable.Renderer;
  if (variable.DataType == VoxelVariableDataType.Continuous)
  {
    //Renderer will be stretch
    var stretchRenderer = renderer as CIMVoxelStretchRenderer;
    //access the renderer

  }
  else //VoxelVariableDataType.Discrete
  {
    //Renderer will be unique value
    var uvr = renderer as CIMVoxelUniqueValueRenderer;
    //access the renderer
  }
}

{
  var variable = voxelLayer.GetVariableProfiles().First();
  var max = variable.MaxNumberOfIsosurfaces;
  if (max >= variable.GetIsosurfaces().Count)
  {
    //no more surfaces can be created on this variable
  }
}

{
  var variable = voxelLayer.GetVariableProfiles().First();
  if (variable.DataType != VoxelVariableDataType.Continuous)
  {
    //No iso surfaces
    //Iso surface can only be created for VoxelVariableDataType.Continuous
  }
}