columns of a widget are its position and dimension, respectively. The
remaining three are slack columns; see below for their purposes. */
LinearProgram linprog(n_active_slots*5+n_slack_vars[dir]+1);
- float weight = slots.size();
+ float weight = slots.size()+1;
unsigned k = n_active_slots*5;
for(list<Slot *>::iterator i=slots.begin(); i!=slots.end(); ++i)
{