code: public void setView(int which , boolean fixed , Se3_F64 worldToView ) {
  		views[which].known = fixed;
  		views[which].worldToView.set(worldToView);
  	}
docs: Specifies the spacial transform for a view.
  @param which Which view is being specified/
  @param fixed If these parameters are fixed or not
  @param worldToView The transform from world to view reference frames